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Suunto D6I - page 1
User’s GUide en SUUNTO D6i ...
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Suunto D6I - page 2
1. WELCOME TO THE WORLD OF SUUNT O DIVE COMPUTERS . . . . . . . . . . . . . . . . . 8 2 . W A R N I N G S , C A U T I O N S , A N D N O T E S .............................................. 9 3 . S U U N T O U S E R I N T E R F A C E ........................................................ 1 6 3 . 1 . N a v i g a t i n g i n t h e m e n u s ........ ...
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Suunto D6I - page 3
5 . 3 . D i v e c o m p u t e r l i m i t a t i o n s ........................................................ 3 7 5 . 4 . N i t r o x ............................................................................... 3 7 5 . 5 . F r e e d i v i n g ......................................................................... 3 8 5 . 6 . A u d i b l e a n ...
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Suunto D6I - page 4
5 . 1 0 . 3 . B a t t e r y p o w e r i n d i c a t i o n .................................................. 6 1 5 . 1 0 . 4 . D i v i n g a t a l t i t u d e ........................................................... 6 1 5 . 1 0 . 5 . P e r s o n a l a d j u s t m e n t s ..................................................... 6 3 5 . 1 1 . S a f e ...
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Suunto D6I - page 5
7 . A F T E R D I V I N G ......................................................................... 8 8 7 . 1 . S u r f a c e i n t e r v a l ................................................................... 8 8 7 . 2 . D i v e n u m b e r i n g ................................................................... 8 9 7 . 2 . 1 . F R E E D i v e .. ...
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Suunto D6I - page 6
1 0 . 2 . 3 . A l t i t u d e d i v i n g ............................................................. 1 1 7 1 0 . 3 . O x y g e n e x p o s u r e ............................................................. 1 1 8 1 1 . I N T E L L E C T U A L P R O P E R T Y ...................................................... 1 1 9 1 1 . 1 . C o p y r i g h t ...
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Suunto D6I - page 7
1. WELCOME TO THE WORLD OF SUUNT O DIVE COMPUTERS Suunto D6i wristop dive computer is designed to help you get the most out of your diving. With integrated digital compass and gas switching, Suunto D6i simplifies your diving experience because all the information you need relating to depth, time, decompression status, optional tank pressure, and di ...
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Suunto D6I - page 8
2. W ARNINGS, CAUTIONS, AND NOTES Throughout this user's guide, important safety icons are displayed. Three classifications are used to separate these icons by their order of importance: W ARNING is used in connection with a procedure or situation that could result in serious injury or death CAUTION is used in connection with a procedure or si ...
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Suunto D6I - page 9
W ARNING NOT FOR PROFESSIONAL USE! Suunto dive computers are intended for recreational use only . The demands of commercial or professional diving may expose the diver to depths and condi- tions that tend to increase the risk of decompression illness (DCI). Therefore, Suunto strongly recommends that the device is not used for any commercial or prof ...
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Suunto D6I - page 10
W ARNING SUUNTO STRONGL Y RECOMMENDS THA T SPORT DIVERS LIMIT THEIR MAXIMUM DEPTH TO 40 M/130 FT OR T O THE DEPTH CALCULA TED BY THE COMPUTER BASED ON THE SELECTED O 2 % AND A MAXIMUM PO 2 OF 1.4 BAR! Exposure to greater depths increases the risk of oxygen toxicity and decom- pression sickness. W ARNING DIVES WITH REQUIRED DECOMPRESSION STOPS ARE N ...
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Suunto D6I - page 11
W ARNING YOU ARE ADVISED TO A VOID FL YING ANY TIME THE COM- PUTER COUNTS DOWN THE NO-FL Y TIME. ALW A YS ACTIV- A TE THE COMPUTER TO CHECK THE REMAINING NO-FL Y TIME PRIOR TO FL YING! Flying or traveling to a higher altitude within the no-fly time can greatly increase the risk of DCI. Review the recommendations given by Divers Alert Network (DAN) ...
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Suunto D6I - page 12
W ARNING DO NOT EXPOSE THE SUUNTO D6i's OPTIONAL T ANK PRESSURE TRANSMITTER TO ANY GAS MIX CONT AINING MORE THAN 40% OXYGEN! Enriched air with greater oxygen content presents a risk of fire or explosion and serious injury or death. W ARNING DO NOT DIVE WITH A CYLINDER OF ENRICHED AIR IF YOU HA VE NOT PERSONALL Y VERIFIED ITS CONTENTS AND ENTER ...
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Suunto D6I - page 13
W ARNING SET THE CORRECT AL TITUDE ADJUSTMENT SETTING MODE! When diving at altitudes greater than 300 m/1,000 ft, the Altitude Adjustment feature must be correctly selected in order for the computer to calculate the decompression status. The dive computer is not intended for use at altitudes greater than 3,000 m/10,000 ft. Failure to select the cor ...
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Suunto D6I - page 14
NOTE It is not possible to change between AIR, NITROX and GAUGE modes before the instrument has counted down the no-fly time. There is one exception to this: Y ou can change from AIR to NI- TROX mode even during the no-fly time. When planning both air and nitrox dives during the same dive series, you should set the instrument in NITROX mode and mod ...
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Suunto D6I - page 15
3. SUUNTO USER INTERF ACE Current T ime Display Mode Indicator No-Decompression T ime T otal Ascent T ime Ceiling Depth Remaining Air Time Safety/Deep Stop T ime Surface Interval T ime No-Fly T ime Compass Display Tissue Saturation Graph Present Depth Low Battery W arning Safety Stop Indicator No-Fly Icon Diver Attention Symbol Date Dual T ime Maxi ...
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Suunto D6I - page 16
3.1. Navigating in the menus Suunto D6i has four main operating modes - TIME mode (TIME), DIVE mode (DIVE), PLAN mode (PLAN), and MEMORY mode (MEM). It also has a COMP ASS submode, which can be activated from either TIME or DIVE modes. T o toggle between the main modes, press the MODE button. T o select a submode in DIVE and MEM modes, press the UP ...
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Suunto D6I - page 17
SETTINGS Alarm Time Dual Time Date Units Backlight Contrast T ones SUB-MODES Air Nitrox Gauge Free SETTINGS Nitrox Personal/Altitude T ank Press Pairing T ank Press Alarm Depth Alarm Depth Notify Alarm Dive Time Alarm Surface Time Notify Alarm Sample Rate Deepstop Units TIME DIVE PLAN MEM SETTINGS Calibrate Declination Timeout COMPASS SUB-MODES Log ...
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Suunto D6I - page 18
3.2. Button symbols and functions The table below explains the main functions of the dive computer's buttons. The buttons and their use is explained in more detail in the relevant sections of the user's guide. T able 3.1. Button symbols and functions Main functions Press Button Symbol Switch between main modes Switch from submode to main ...
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Suunto D6I - page 19
Main functions Press Button Symbol T oggle between alternative displays Change submode Increase values Short UP Activate gas switching in MIXED mode Long UP T oggle between alternative displays Change submode Decrease values Short DOWN Enter Setting mode Long DOWN 20 ...
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Suunto D6I - page 20
4. GETTING ST ARTED T o get the most out of your Suunto D6i, use some time to personalize it and really make it YOUR computer . Set the correct time and date, as well as the alarms and tones, unit and backlight settings. Then, calibrate and test the compass function. Suunto D6i is a very user-friendly dive computer , and you will quickly become fam ...
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Suunto D6I - page 21
Now that after you know how to toggle between the shortcuts, you can start to set them. The figure below shows how to enter the TIME Settings menu. USE UP AND DOWN BUT TONS TO T OGGLE BET WEEN ALARM, TIME, DUAL TIME, DA TE, UNITS, CONTRAST AND TONES. 4.1.1. Setting the alarm The dive computer has a daily alarm function. When the daily alarm activat ...
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Suunto D6I - page 22
ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 4.1.2. Setting the time In the T ime setting mode, you are able to set the hour , minute, and second, as well as choose between a 12 and 24 hour display . ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 4.1.3. Setting the dual time In the Dual T ime setting mode, you are able ...
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Suunto D6I - page 23
ADJUST WITH UP AND DO WN BUT TONS. AC CEPT WITH SELECT BUT TON. 4.1.4. Setting the date In the Date setting mode, you are able to set the year , month, and day . The day of the week is automatically calculated in accordance with the date. In metric units the date is presented as DD/MM, and in imperial units as MM/DD. ADJUST WITH UP AND DOWN BUT TON ...
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Suunto D6I - page 24
ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 4.1.6. Setting the backlight In the Backlight setting mode, you are able to turn the backlight ON or OFF and to define how long it stays on for (5, 10, 20, 30, or 60 seconds). When the backlight is turned OFF , it does not illuminate when an alarm sounds. ADJUST WITH UP AND DOWN BUT TONS. ...
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Suunto D6I - page 25
ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 4.1.8. Setting the tones In the T ones setting mode, you are able to activate or deactivate the tones. ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. NOTE When the tones are off, there are no audible alarms. 4.2. Stopwatch The Stopwatch function in Suunto D6i measures elapse ...
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Suunto D6I - page 26
USE DOWN BUT TON TO ST ART STOPW A TCH AND T AKE A SPLIT TIME. THE UP BUTTON STOPS THE STOPW A TCH AND LONG PRESSING IT RESET S IT . 4.3. AC water contacts The water and data transfer contact is located on the side of the case. When sub- merged, the water contact poles are connected by the conductivity of the water and the “AC” symbol appears o ...
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Suunto D6I - page 27
Contamination or dirt on the water contact may prevent this automatic activation. Therefore, it is important that the water contact is kept clean. The contact can be cleaned with fresh water and a soft brush, for example a tooth brush. NOTE Water or moisture build-up around the water contact may cause the contact to activate automatically . This ca ...
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Suunto D6I - page 28
IF ACCESSED FROM TIME MODE , TIME AND BEARING ARE DISPLA YED AT THE BOTTOM OF THE SCREEN. ACCESSED FROM DIVE MODE , CURRENT DEPTH, AND TIME OR MAXIMUM DEPTH, T ANK PRESSURE, AS WELL AS BEARING OR DIVE TIME OR TEMPERA TURE ARE DISPLA YED . NOTE When accessed from DIVE mode, toggle between the alternative displays by pressing the UP/DOWN buttons. 4.4 ...
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Suunto D6I - page 29
4.4.2. Locking a bearing A bearing can be locked to help you follow a selected course, and directional arrows point towards the locked bearing. The last locked bearing is stored and is available the next time the compass is activated. In the DIVE mode the locked bearings are also stored in the log. TO L OCK A BEARING, PRESS SELECT . The Suunto D6i ...
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Suunto D6I - page 30
Explanation Symbol Y ou are 180 degrees from the locked bearing Y ou are 120 (or 240) degrees from the locked bearing 4.4.3. Compass settings Y ou can define the compass settings (Calibration, Declination and T imeout) in the COMP ASS mode: Calibration Because of changes in the surrounding magnetic field, the Suunto D6i electronic compass occasiona ...
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Suunto D6I - page 31
Strong electromagnetic fields, such as power lines, stereo speakers, and magnets can affect the compass calibration. Therefore, it is advisable to calibrate the compass if your Suunto D6i has been exposed to these fields. NOTE When traveling overseas, it is recommended that you recalibrate the compass at the new location before using it. NOTE Remem ...
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Suunto D6I - page 32
T o calibrate the compass: HOLD THE DEVICE LEVEL AND SL OWL Y RO T A TE 360°. THEN SLOWL Y TURN THE DE VICE 90° TO VERTICAL POSITION. If the calibration fails several times in a row , it is possible that you are in an area with sources of magnetism, such as large metal objects, power lines or electric appliances. Move to another location and try ...
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Suunto D6I - page 33
ADJUST WITH UP AND DOWN. AC CEPT WITH SELECT . Time-out Y ou can set the compass time-out from 1 to 20 minutes. After the set time has passed from the latest button press, the dive computer returns to the TIME or DIVE mode from the COMP ASS mode. ADJUST WITH UP AND DOWN. AC CEPT WITH SELECT . Y ou can exit the COMP ASS mode also by long pressing th ...
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Suunto D6I - page 34
5. BEFORE DIVING Do not attempt to use the dive computer without reading this user's guide in its entirety , including all the warnings. Make sure that you fully understand the use, displays and limitations of the instrument. If you have any questions about the manual or the dive computer , contact your SUUNT O dealer before diving with the di ...
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Suunto D6I - page 35
The Suunto D6i allows you to choose between a traditional Recommended Safety Stop and Deep Stops. Deep Stops are safety stops that occur deeper than traditional stops, with the purpose of minimizing microbubble formation. In order to optimize the response to different increased risk situations, an additional category of stop, referred to as a Manda ...
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Suunto D6I - page 36
In the event that a required gas is not available at all, decompress for as long as you can by using the next most suitable gas that has the highest oxygen content. Notice that the oxygen content should be low enough to not violate the maximum partial pressure of oxygen (PO 2 ). 5.3. Dive computer limitations While the dive computer is based on cur ...
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Suunto D6I - page 37
5.5. Freediving Freediving, and particularly freediving in combination with scuba diving, may present risks that have not been researched and are not commonly known. Anyone who engages in any form of breath hold diving is in danger of shallow-water blackout (SWB), that is, the sudden loss of consciousness caused by oxygen starvation. Any breath hol ...
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Suunto D6I - page 38
T able 5.1. Dive computer alarms Duration Sound pattern Alarm type 2.4 s sound + 2.4 s break High priority 0.8 s sound + 3.2 s break Low priority T able 5.2. Interpretation Sound pattern Instructional beep Start ascending Ascending Start descending Descending Change gas Descending- ascending The visual information on the dive computer display is sh ...
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Suunto D6I - page 39
T able 5.3. Audible and visual alarm types Alarm reason Alarm type PO2 value is greater than the adjusted value. Current depth is too deep for the gas in use. Y ou should imme- diately ascend or change to a gas with a lower oxygen percentage. High priority alarm followed by "Start ascending" beep, repeated for the maximum of three minutes ...
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Suunto D6I - page 40
Alarm reason Alarm type Gas change is recommended. In the DIVE Nitrox mode only . Y ou should change to a gas more favorable to decompression. ASC TIME assumes that the tas is changed and is accurate only if you change the gas accordingly . Low priority alarm followed by the "Change gas" beep, sounded once. The Gas mix (O2%) value blinks. ...
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Suunto D6I - page 41
Alarm reason Alarm type The OLF value reaches the fixed 80% or 100%. In the DIVE Nitrox mode only . Y ou can acknowledge the alarm. Low priority alarm, sounded two times. The OLF% value blinks if the PO2 value is greater than 0.5 bar . The selected depth (3–120 m / 10–394 ft) is exceeded. The fixed maximum depth (120 m / 394 ft) is exceeded. Y ...
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Suunto D6I - page 42
NOTE When the tones are turned OFF , the alarms are not sounded when an alarm is activated. W ARNING WHEN THE OXYGEN LIMIT FRACTION INDICA TES THA T THE MAXIMUM LIMIT IS REACHED, YOU MUST IMMEDIA TEL Y T AKE ACTION TO REDUCE OXYGEN EXPOSURE. Failure to take action to reduce oxygen exposure after the warning is given can rapidly increase the risk of ...
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Suunto D6I - page 43
When the dive computer is in the permanent Error mode, only the Er warning is shown in the center window . The dive computer does not show times for ascent or stops. However , all the other displays function as before to provide information for ascent. Y ou must immediately ascend to a depth of 3 to 6 m/10 to 20 ft and remain at this depth until ai ...
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Suunto D6I - page 44
3. Attach the regulator to the scuba cylinder and slowly open the valve. Check for leaks by submerging the regulator first stage in water . If leaks are detected, check the condition of the O-ring and sealing surfaces. 5.8.2. Pairing and code selection In order to receive wireless data, the transmitter and the Suunto D6i need to be paired. During t ...
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Suunto D6I - page 45
2. Ensure that the D6i is turned on, and that the wireless integration is enabled in the Suunto D6i settings (T ank Press is set ON. For more information, refer to Section 5.9.3. Setting the tank pressure pairing ). If the D6i is in the TIME mode, enter the DIVE mode by short-pressing the MODE button. The D6i should display “cd:--” in the lower ...
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Suunto D6I - page 46
NOTE T o pair on the new transmitter code, the Suunto D6i code must be cleared first. T o re-pair the transmitter with the new code and the Suunto D6i dive computer: 1. In the DIVE mode of the Suunto D6i , long-press the DOWN button to enter the DIVE settings. Enter the T ank Press Pairing menu (Refer to Section 5.9.3. Setting the tank pressure pai ...
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Suunto D6I - page 47
5.8.3. T ransmitting data After the pairing procedure, the Suunto D6i will receive cylinder pressure data from the transmitter . The pressure is displayed in either bars or psi, depending on the unit selected. Any time the Suunto D6i receives an appropriate signal, a flash symbol is displayed in the lower left corner . T able 5.4. Pressure transmis ...
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Suunto D6I - page 48
A B C D E 5.9. DIVE mode settings Suunto D6i has several user-definable functions, as well as depth and time-related alarms that you can set according to your personal preferences. The DIVE mode settings are dependent on the dive submode chosen (AIR, NITROX, GAUGE, FREE), so that, for example, nitrox settings are only available in the NITROX submod ...
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Suunto D6I - page 49
FREE mode GAUGE mode NITROX mode AIR mode Setting X X X T ank pressure alarm X X X X Depth alarm X Depth notify alarm X X X X Dive time alarm X Surf time notify alarm X X X X Sample rate X X Deep stop X X X X Units The figure below shows how to enter the DIVE mode settings menu. 50 ...
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Suunto D6I - page 50
USE UP AND DOWN BUT TONS TO T OGGLE BET WEEN DIVE SET TINGS. NOTE Some settings cannot be changed until five (5) minutes has elapsed after the dive. 5.9.1. Setting the nitrox values If set to the NITROX mode, the correct oxygen percentage of the gas in your cylinder (and additional gases) must always be entered into the computer to ensure correct n ...
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Suunto D6I - page 51
In the NITROX setting mode, the equivalent maximum operating depth (MOD), based on the chosen setting, is displayed. After entering values for Mix1, you can similarly set an additional mix, Mix2. Y ou can set Mix2 to "Primary", "Secondary" or "Off". Set the gas as "Primary" if you use the Mix2 for decompressi ...
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Suunto D6I - page 52
ADJUST WITH UP AND DOWN BUTTONS. ACCEPT WITH SELECT BUTTON. ADJUST WITH UP AND DOWN BUTTONS. ACCEPT WITH SELECT BUTTON. NOTE While setting the gases, note that the calculated maximum oper- ating depth is displayed in the upper field. Y ou cannot change to this gas before you have ascended above this depth. 5.9.2. Setting the personal/altitude adjus ...
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Suunto D6I - page 53
5.9.3. Setting the tank pressure pairing In the T ank Pressure Pairing setting mode, the wireless transmission can be set “ON” or “OFF” depending on whether the wireless pressure transmitter is used or not. When the wireless transmission is set “OFF”, no cylinder pressure-related data is shown, nor data reception made. The Code setting ...
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Suunto D6I - page 54
TANK PRESSURE HAS DROPPED BELOW 50 BAR AND THE REMAINING AIR TIME IS 4 MINUTES. THE DISPLAY BLINKS AND THERE IS AN AUDIBLE ALARM. 5.9.5. Setting the depth alarm The Depth Alarm setting is factory-set to 30 m/100 ft, but you can adjust it according to your personal preference, or switch it off altogether . The depth range can be set from 3 m to 120 ...
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Suunto D6I - page 55
ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 5.9.7. Setting the dive-time alarm The Dive T ime Alarm setting can be activated and used for several purposes to add to your diving safety . ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. NOTE With a range of 1–999 minutes, the alarm can be set to your planned bottom time ...
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Suunto D6I - page 56
ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 5.9.9. Setting the sample rate The Sample Rate setting controls how often the depth, tank pressure (if enabled), and water temperature is stored in the memory . The factory default setting is 20 seconds. Y ou can set the dive profile sample rate in free dive to 1, 2 or 5 seconds. The samp ...
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Suunto D6I - page 57
ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 5.9.1 1. Setting the units In the Unit settings you are able to choose between metric (meters/Celsius/bar) and imperial (feet/Fahrenheit/psi) units. ADJUST WITH UP AND DOWN BUT TONS. ACCEPT WITH SELECT BUTTON. 5.10. Activation and pre-checks This section describes how to activate the DIVE ...
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Suunto D6I - page 58
5.10.1. Accessing DIVE mode The Suunto D6i has four diving modes: AIR mode for diving with standard air only , NITROX mode for diving with oxygen enriched mixtures, GAUGE mode for use as a bottom timer and FREE mode freediving. The chosen dive mode is displayed when the DIVE mode is accessed, and you can toggle between the submodes by pressing the ...
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Suunto D6I - page 59
W ARNING SUUNTO STRONGL Y RECOMMENDS THA T SPORT DIVERS LIMIT THEIR MAXIMUM DEPTH TO 40 M/130 FT! Exposure to greater depths increases the risk of oxygen toxicity and decom- pression sickness. At this time, perform your pre-checks, and ensure that: • the instrument operates in the correct mode and provides a complete display (AIR/NITROX/GAUGE mod ...
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Suunto D6I - page 60
5.10.3. Battery power indication T emperature or internal oxidation of the battery affect the battery voltage. If the instru- ment is stored for a long period, or used in cold temperatures, the low battery warning may be displayed even though the battery has enough capacity . In these cases, re- enter DIVE mode to receive the battery power indicati ...
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Suunto D6I - page 61
When programming the instrument for the correct altitude, you need to select the correct Altitude Adjustment settings according to T able 5.6, Altitude Adjustment settings . The dive computer will adjust its mathematical model according to the entered altitude setting, giving shorter no-decompression times at higher altitudes (refer to Sec- tion 10 ...
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Suunto D6I - page 62
5.10.5. Personal adjustments There are personal factors that can affect your susceptibility to DCI, which you can predict in advance, and input into the decompression model. Such factors vary between divers and also for the same diver from one day to another . There is available a three- step Personal Adjustment setting if a more conservative dive ...
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Suunto D6I - page 63
This feature is used to adjust the computer to be more conservative, according to personal preference, by entering the suitable Personal Adjustment setting with the help of T able 5.7, Personal Adjustment settings . In ideal conditions, retain the default setting, P0. If conditions are more difficult, or any of the factors which tend to increase th ...
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Suunto D6I - page 64
5.1 1. Safety Stops Safety Stops are widely considered good diving practice for recreational diving, and are an integral part of most dive tables. The reasons for performing a Safety Stop in- clude: reducing sub-clinical DCI, microbubble reduction, ascent control, and orientation before surfacing. The Suunto D6i displays two different types of Safe ...
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Suunto D6I - page 65
5.1 1.2. Mandatory Safety Stops When the ascent rate exceeds 10 m/33 ft per minute continuously for more than five (5) seconds, the microbubble build-up is predicted to be more than is allowed for in the decompression model. The Suunto RGBM calculation model responds to this by adding a Mandatory Safety Stop to the dive. The time of this Mandatory ...
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Suunto D6I - page 66
WHEN CEILING AND STOP ARE DISPLA YED WITH DOWNW ARD POINTING ARROW , IMMEDIA TEL Y ( WITHIN 3 MINUTES) DESCEND TO OR BEL OW CEILING. If you continue to violate the Mandatory Safety Stop, the tissue calculation model is affected and the dive computer shortens the available no-decompression time for your next dive. In this situation, it is recommende ...
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Suunto D6I - page 67
Enabling the deep stops does not disable Recommended Safety Stops. Mandatory Safety Stops, for example due to continuous ascent rate violations, are still prompted. If a deep stop is violated, it does not cause the dive computer to go into an error (Er) mode. However , a penalty time is added to the subsequent decompression. NOTE With Deep Stops ON ...
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Suunto D6I - page 68
6. DIVING This section contains instructions on how to operate the dive computer and interpret its displays. The dive computer is easy to use and read. Each display shows only the data relevant to that specific diving mode. 6.1. Diving in the AIR mode (DIVE Air) This section contains information on diving with standard air . T o activate the DIVE A ...
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Suunto D6I - page 69
6.1.1. Basic dive data During a No-decompression dive, the following information is displayed: • your present depth in meters/feet • the available no-decompression time in minutes as NO DEC TIME • the ascent rate presented as a bar graph on the right side • the Diver Attention Symbol if surface interval should be prolonged (see T able 7.1, ...
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Suunto D6I - page 70
DOWN BUTTON TOGGLES BETWEEN MAXIMUM DEPTH, CURRENT TIME AND TANK PRESSURE. UP B UTTON TOGGLES BETWEEN DIVE TIME AND W A TER TEMPERA TURE. 6.1.2. Bookmark It is possible to record bookmarks in the profile memory during a dive. These bookmarks are displayed when scrolling the profile memory on the display . The bookmarks are also shown as annotations ...
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Suunto D6I - page 71
A BOOKMARK IS PLACED IN THE PROFILE MEMOR Y DURING A DIVE BY PRESSING THE SELECT BUTTON. 6.1.3. T ank pressure data When using the optional wireless pressure transmitter , the pressure of your scuba cylinder in bars (or psi) is shown digitally in the lower left corner of the alternative dis- play . Whenever you start a dive, the remaining air time ...
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Suunto D6I - page 72
The change in your air consumption is based on constant one second interval pressure measurements over 30–60 second periods. An increase in air consumption influences the remaining air time rapidly , while a drop in air consumption increases the air time slowly . In this way , an over optimistic air time estimation, caused by a temporary drop in ...
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Suunto D6I - page 73
Three (3) double beeps are also heard when the cylinder pressure goes down to the user-selected alarm pressure, and when the remaining time reaches zero. 6.1.4. Ascent rate indicator The ascent rate is displayed graphically along the right hand side with a vertical bar . When the maximum allowed ascent rate is exceeded, the lower segment of the bar ...
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Suunto D6I - page 74
6.1.5. Safety Stops A three (3) minute Recommended Safety Stop is prompted after every dive to over 10 m. 6.1.6. Stopwatch (Timer) Y ou can also use a stopwatch during diving for various timing purposes. T o activate the stopwatch in the DIVE mode, long-press the MODE button, then start and stop it by short-pressing the SELECT button. 6.1.7. Decomp ...
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Suunto D6I - page 75
Rather than requiring you to make stops at fixed depths, the dive computer lets you decompress within a range of depths (continuous decompression). The ascent time (ASC TIME) is the minimum amount of time needed to reach the surface in a decompression dive. It includes: • the time needed at the deep stop • the time needed to ascend to the ceili ...
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Suunto D6I - page 76
• The ceiling is the shallowest depth to which you should ascend when in decom- pression. At this depth, or below , you must perform all stops. • The ceiling zone is the optimum decompression stop zone. It is the zone between the minimum ceiling and 1.2 m/4 ft below the minimum ceiling. • The floor is the deepest depth at which the decompress ...
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Suunto D6I - page 77
When conditions are rough, it may be difficult to maintain a constant depth near the surface. In such cases, it is more manageable to maintain an additional distance below the ceiling, to ensure that the waves do not lift you above the ceiling. Suunto recom- mends that decompression takes place deeper than 4 m/13 ft, even if the indicated ceiling i ...
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Suunto D6I - page 78
Display above the floor When you ascend above the floor , the ASC TIME sign stops blinking and the upward pointing arrow disappears. Below is an example of a decompression dive above the floor . UPW ARD POINTING ARROW HAS DISAPPEARED AND ASC TIME LABEL HAS STOPPED BLINKING, MEANING Y OU ARE IN THE DECOMPRESSION RANGE. Decompression will now begin, ...
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Suunto D6I - page 79
During the decompression stop, ASC TIME will count down towards zero. When the ceiling moves upwards, you can ascend to the new ceiling. Y ou may surface only after the ASC TIME and CEILING labels have disappeared, which means that the decom- pression stop and any Mandatory Safety Stop have been completed. Y ou are advised, however , to stay until ...
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Suunto D6I - page 80
6.2.1. Before diving in the NITROX mode If set to theNITROX mode, the correct oxygen percentage of the gas in your cylinder must always be entered into the computer to ensure correct nitrogen and oxygen calculations. The dive computer adjusts its mathematical nitrogen and oxygen calcu- lation models accordingly . The dive computer will not accept f ...
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Suunto D6I - page 81
In the NITROX mode, the default setting for Mix1 is standard air (21% O 2 ). It remains in this setting until the O 2 % is adjusted to any other percentage of oxygen (22%–99%). The default setting for maximum oxygen partial pressure is 1.4 bar , however you are able to set it in the range of 0.5–1.6 bar . Mix2 is set to OFF by default. T o set ...
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Suunto D6I - page 82
• current time • water temperature • dive time DOWN BUT TON TOGGLES BETWEEN O 2 , MAXIMUM DEPTH CURRENT TIME AND T ANK PRESSURE. UP BUTTON TOGGLES BETWEEN PO 2 , OLF%, DIVE TIME AND WA TER TEMPERA TURE. 6.2.3. Oxygen limit fraction (OLF%) If set to the NITROX mode, in addition to tracking the diver's exposure to nitrogen, the instrument ...
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Suunto D6I - page 83
The Oxygen Limit Fraction (OLF%) displays only the value of the higher of the two calculations. The oxygen toxicity calculations are based on the factors listed in Sec- tion 10.3. Oxygen exposure . 6.2.4. Gas change and multiple breathing gas mixes One of the special features in Suunto D6i is the possibility to set an additional nitrox mix to be us ...
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Suunto D6I - page 84
NOTE Mix number , O 2 % and PO 2 for the mixes are shown when scrolling. If the set PO 2 limit is exceeded , it will be shown with the PO 2 value blinking. The dive computer does not allow you to change to a gas whose set PO 2 is exceeded. In such a case, the mix is shown but cannot be selected. NOTE If no button is pressed in 15 seconds, the dive ...
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Suunto D6I - page 85
BY PRESSING THE SELECT BUTTON DURING A DIVE, A BOOK- MARK IS WRITTEN IN THE PROFILE MEMORY , THE DIVE TIMER IS RESET , AND THE PREVIOUSL Y-TIMED INTERV AL IS DISPLA YED BEL OW . NOTE The GAUGE mode does not provide decompression information. NOTE There is no ascent rate monitoring in the GAUGE mode. NOTE If you dive with the GAUGE mode, it is not p ...
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Suunto D6I - page 86
The Day History function shows the average depth of all dives, the deepest depth of the day as well as the time, the longest dive, and the cumulative dive time in hours and minutes, as well as the number of dives made during the day . NOTE The first dive of the next day will reset the Day History function and start a new one. 6.3.2. Free dive time ...
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Suunto D6I - page 87
7. AFTER DIVING Once back at the surface, Suunto D6i continues to provide post-dive safety information and alarms. Calculations to enable repetitive dive planning also help to maximize diver safety . T able 7.1. Alarms Indication Symbol on display Diver Attention Symbol - Extend Surface Interval Violated Decompression Ceiling or T oo Long Bottom T ...
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Suunto D6I - page 88
Or , in the alternative displays, the following information will be shown: • maximum depth of last dive in meters/feet • dive time of last dive in minutes, shown as DIVE TIME • the current time, shown as TIME • the current temperature in °C/°F • cylinder pressure in bar/psi (if enabled) If set to NITROX mode, the following information w ...
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Suunto D6I - page 89
7.2.1. FREE Dive Each dive series includes dives that have been performed during one day . The day's dive numbering and latest dive information resets to 0 at midnight, and each day there is a new series of dives that is recorded in the log book. The dive is completed once you ascend beyond 0.5 m. A new dive will be registered in the log book ...
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Suunto D6I - page 90
• A minimum surface interval of 12 hours would be required in order to be reasonably assured a diver will remain symptom free upon ascent to altitude in a commercial jetliner (altitude up to 2,400 m/8,000 ft) • Divers who plan to make daily , multiple dives for several days, or make dives that require decompression stops, should take special pr ...
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Suunto D6I - page 91
By pressing the UP/DOWN buttons, you can scroll the no-decompression limits in 3 m/10 ft increments ending at 45 m/150 ft. No-decompression limits longer than 99 minutes are displayed as “—“.If the O2% is too high for the planned depth, NA is dis- played instead of a numerical no-decompression limit. WHEN ENTERING THE PLAN MODE THE DISPLA Y F ...
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Suunto D6I - page 92
NOTE The DIVE PLANNING mode is disabled in GAUGE mode and in Error mode (see Section 5.7. Error conditions). The DIVE PLANNING mode calculates no-decompression times for Mix1 only . If an additional mix is enabled in the Nitrox mode, it does not affect the calculations in (PLAN NoDec) mode. Higher Altitude and conservative Personal Adjustment setti ...
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Suunto D6I - page 93
The dive time and date are registered in the Logbook memory . Always check before diving that the time and date are correctly set, especially after traveling between differ- ent time zones. 7.6.1. Dive logbook (MEM Logbook) The Suunto D6i has a very sophisticated, high capacity Logbook and Profile Memory . The data is recorded in the profile memory ...
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Suunto D6I - page 94
THERE ARE THREE P AGES OF LOGBOOK DIVE INFORMA TION. USE SELECT BUTTON TO SCROLL BETWEEN LOGBOOK P AGES I, II, AND III. THE DA T A OF THE MOST RECENT DIVE IS SHO WN FIRST . YOU CAN SCROLL THE GRAPHICAL DIVE PROFILE ON PAGE III WITH UP BUTTON. Page I, main display • maximum depth NOTE Depending on the sampling rate, the reading may differ from the ...
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Suunto D6I - page 95
• average depth • consumed pressure (if enabled) • warnings Page III • depth/time profile of the dive • water temperature • tank pressure (if enabled) NOTE The memory will retain approximately the last 36 hours of dive time. After that, when new dives are added, the oldest dives are deleted. The contents of the memory will remain when t ...
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Suunto D6I - page 96
DIVE HISTORY DISPLA Y . TO T AL NUMBER OF DIVES, DIVE HOURS AND MAXIMUM DEPTH. The Dive History Memory can hold a maximum of 999 dives and 999 diving hours. When these maximum values are reached, the counters will start again from zero. NOTE The maximum depth can be reset to 0.0 m/0 ft using the PC Inter- face unit and the downloadable Suunto DM4 s ...
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Suunto D6I - page 97
The Free Dive history gathers history of the entire sequence of free dives. Unlike the day history , the Free Dive History is not reset. NOTE Y ou can reset all free dive data within the free dive history with the PC-Interface unit and the downloadable Suunto DM4 software. 7.7. Suunto DM4 with Movescount The Suunto DM4 with Movescount (DM4) is an o ...
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Suunto D6I - page 98
• additional dive information (for example, SLOW and Mandatory Safety Stop viola- tions, Diver Attention Symbol, Bookmark, Surfaced Mark, Decompression Stop Mark, and Ceiling Error Mark) • dive computer serial number • personal information (30 characters) By using the DM4, you are able to enter setup options such as: • input a personal, 30- ...
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Suunto D6I - page 99
T o transfer data: 1. Connect your dive computer to your laptop. 2. Download your dives to the DM4 on your laptop. 3. Follow the instructions on the DM4 on how to transfer your dives to your Movescount.com account. 100 ...
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Suunto D6I - page 100
8. CARE AND MAINTENANCE OF MY SUUNTO DIVING COM- PUTER The SUUNTO dive computer is a sophisticated precision instrument. Although it is designed to withstand the rigors of scuba diving, you must treat it with the same proper care and caution as any other precision instrument. • W A TER CONT ACTS AND PUSH BUTTONS Contamination or dirt on the water ...
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Suunto D6I - page 101
• Should moisture appear inside the case or battery compartment, immediately have the instrument checked by your SUUNTO dealer or distributor . • The specific scratch guard for D4i, D6i, and D9tx is designed to help the display from getting scratched. One scratch guard is included in the product package and they can also be purchased separately ...
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Suunto D6I - page 102
• MAINTENANCE The instrument should be soaked, thoroughly rinsed with fresh water , then dried with a soft towel after each dive. Make sure that all salt crystals and sand particles have been flushed out. Check the display and the transparent battery compartment cover for possible moisture or water . DO NOT use the dive computer if you detect any ...
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Suunto D6I - page 103
F AQs WHA T CAN I DO TO MY SUUNTO DIVING COMPUTER MYSELF? NOTE It is advisable to contact an authorized Suunto service, distributor or retailer for any repairs. Batteries and straps can be replaced by the user when the change is made in a proper manner to avoid any leakage of water into the battery compartment or computer. Original battery replacem ...
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Suunto D6I - page 104
Y ou can also contact our European help desk by telephone at +358 2 284 1 160. The cost of the call is that of a normal call to Finland. The call center is open Mon-Fri, 24h/day . The service is provided in English all the time. Other languages—French, German, Swedish, Japanese, Spanish and Finnish—are only provided during local business hours. ...
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Suunto D6I - page 105
9. BA TTER Y REPLACEMENT NOTE It is advisable to contact an authorized Suunto representative for battery replacement. It is imperative that the change is made in a proper manner to avoid any leakage of water into the battery compartment or computer . CAUTION Defects caused by improper battery installation are not covered by the warranty . CAUTION W ...
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Suunto D6I - page 106
CAUTION Defects caused by improper battery installation are not covered by the warranty . 9.1.1. T ransmitter battery kit The transmitter battery kit includes a 3.0 V CR ½ AA lithium cell battery and a lubricated O-ring. When handling the battery , do not make contact with both of the poles at the same time. Do not touch the metal surfaces of the ...
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Suunto D6I - page 107
6. Check the condition of the O-ring. A defective O-ring may indicate sealing or other problems. Dispose of the old O-ring, even if it seems to be in good condition 7. Check that the O-ring groove and the sealing surface of the cover are clean. Clean them with a soft cloth if necessary . 8. Gently insert the new battery into the battery compartment ...
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Suunto D6I - page 108
Wireless transmitter parts. The code stands for spare part order number . 109 ...
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Suunto D6I - page 109
10. TECHNICAL DA T A 10.1. T echnical specifications Dimensions and weight: • Diameter: 50.0 mm/1.97 in • Thickness: 16.0 mm/0.61 in • Weight: 1 13g/3.98 oz T ransmitter: • Max. diameter: 40 mm/1.57 in • Length: 80 mm/3.15 in • Weight: 1 18 g/4.16 oz • Rated working pressure: 300 bar/4000 psi, maximum allowed pressure 360 bar/5,000 ps ...
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Suunto D6I - page 110
• Display range: -20 to +50°C/-9 to +122°F • Accuracy: ± 2°C/± 3.6°F within 20 minutes of temperature change Calendar clock: • Accuracy: ± 25 s/month (at 20°C/68°F) • 12/24 h display Displays only in NITROX mode: • Oxygen %: 21–99 • Oxygen partial pressure display: 0.2–3.0 bar . • Oxygen Limit Fraction: 1–200% with 1% r ...
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Suunto D6I - page 111
Tissue calculation model: • Suunto RGBM algorithm (developed by Suunto and Bruce R. Wienke, BSc, MSc, PhD) • 9 tissue compartments • T issue compartment halftimes: 2.5, 5, 10, 20, 40, 80, 120, 240 and 480 minutes (on gassing). The off gassing halftimes are slowed down • Reduced gradient (variable) "M" values based on diving habit ...
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Suunto D6I - page 112
• The use of the compass • The quality of the battery . (Some lithium batteries may exhaust unexpectedly , which cannot be tested in advance) • The time the dive computer has been stored until it gets to the customer . (The battery is installed in the unit at the factory) NOTE Low temperature or an internal oxidation of the battery may activ- ...
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Suunto D6I - page 113
• Incorporating consistency with real physical laws for gas kinetics 10.2.1. Suunto RGBM adaptive decompression The Suunto RGBM algorithm adapts its predictions of both the effects of microbubble build-up and adverse dive profiles in the current dive series. It also changes these calculations according to the personal adjustment you select. The p ...
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Suunto D6I - page 114
10.2.2. No-decompression limits for air The no-decompression limits displayed by the dive computer for the first dive to a single depth (see T able 10.1, No-decompression time limits for various depths (m) and T able 10.2, No-decompression time limits for various depths (ft) .), are slightly more conservative than those permitted by the U.S. Navy t ...
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Suunto D6I - page 115
No-decompression time limits (mins) for various depths (m) for the first dive of a series Personal Mode / Altitude Mode Depth (m) P2/A2 P2/A1 P2/A0 P1/A2 P1/A1 P1/A0 P0/A2 P0/A1 P0/A0 3 3 2 2 5 4 3 3 9 7 5 4 3 3 3 2 5 4 4 3 9 8 6 5 4 3 3 2 6 5 4 3 10 8 6 5 36 39 42 45 T able 10.2. No-decompression time limits for various depths (ft) No-decompressio ...
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Suunto D6I - page 116
No-decompression time limits (mins) for various depths (ft) for the first dive of a series Personal Mode / Altitude Mode Depth (ft) P2/A2 P2/A1 P2/A0 P1/A2 P1/A1 P1/A0 P0/A2 P0/A1 P0/A0 6 5 4 10 8 6 18 13 10 7 5 4 1 1 9 7 19 15 1 1 8 5 4 13 10 7 21 17 12 90 100 1 10 3 3 2 2 5 4 3 3 8 6 5 4 3 3 2 2 5 4 4 3 9 7 6 5 4 3 3 2 6 5 4 3 10 8 6 5 120 130 14 ...
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Suunto D6I - page 117
As a result, the allowed no-decompression-stop limits are considerably reduced. 10.3. Oxygen exposure The oxygen exposure calculations are based on currently accepted exposure time limit tables and principles. In addition to this, the dive computer uses several methods to conservatively estimate the oxygen exposure. For example: • The displayed o ...
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Suunto D6I - page 118
1 1. INTELLECTUAL PROPERTY 1 1.1. Copyright This user's manual is copyrighted and all rights are reserved. It may not, in whole or in part, be copied, photocopied, reproduced, or translated to any media without prior written consent from Suunto. 1 1.2. T rademark Suunto, D6i, Oxygen Limit Fraction (OLF), Suunto Reduced Gradient Bubble Model (R ...
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Suunto D6I - page 119
12. DISCLAIMERS 12.1. User ’ s responsibility This instrument is intended for recreational use only . Suunto D6i must not be used for obtaining measurements that require professional or industrial precision. 12.2. CE The CE mark is used to mark conformity with the European Union EMC directive 89/336/EEC. FIOH, T opeliuksenkatu 41 a A, FI-00250 He ...
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Suunto D6I - page 120
13. SUUNTO LIMITED W ARRANTY FOR SUUNTO DIVING COM- PUTERS AND SUUNTO DIVING COMPUTER ACCESSORIES This Limited W arranty is valid as of January 1st, 2007. Suunto Oy ("Suunto") provides this limited warranty to those who have purchased the Suunto Diving computer and/or Suunto diving computer accessories ("Product"). Suunto warran ...
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Suunto D6I - page 121
W arranty Period The Limited W arranty Period starts at the date of original retail purchase. The W arranty Period is two (2) years for display devices. The W arranty Period is one (1) year for accessories and consumable parts, including but not limited to chargeable batteries, chargers, docking stations, straps, cables and hoses. T o the extent yo ...
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Suunto D6I - page 122
4. has been exposed to chemicals including but not limited to mosquito repellents. Suunto does not warrant that the operation of the Product will be uninterrupted or error free, or that the Product will work in combination with any hardware or software provided by a third party . Access to Suunto warranty service Please access and review the online ...
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Suunto D6I - page 123
Any claim under this Limited Warranty is subject to you notifying Suunto or a Suunto Authorized Service center of the alleged defect within a reasonable time of it having come to your attention, and in any event no later than before the expiry of the W arranty Period. Other important notices Please remember to take backup copies of all important co ...
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Suunto D6I - page 124
EQUIPMENT OR F ACILITIES, CLAIMS OF THIRD P AR TIES, DAMAGE TO PROP- ERTY RESUL TING FROM THE PURCHASE OR USE OF THE ITEM OR ARISING FROM BREACH OF THE W ARRANTY , BREACH OF CONTRACT , NEGLIGENCE, STRICT TOR T , OR ANY OTHER LEGAL OR EQUIT ABLE THEOR Y , EVEN IF SUUNTO KNEW OF THE LIKELIHOOD OF SUCH DAMAGES. SUUNT O SHALL NOT BE LIABLE FOR DELA Y I ...
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Suunto D6I - page 125
14. DISPOSAL OF THE DEVICE Please dispose of the device in an appropriate way , treating it as electronic waste. Do not throw it in the garbage. If you wish, you may return the device to your nearest Suunto representative. 126 ...
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Suunto D6I - page 126
GLOSSAR Y Altitude dive A dive made at an elevation greater than 300 m/1000 ft above sea level. Ascent rate The speed at which the diver ascends toward the surface. ASC RA TE Abbreviation for ascent rate. Ascent time The minimum amount of time needed to reach the surface on a decom- pression stop dive. ASC TIME Abbreviation for ascent time. Ceiling ...
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Suunto D6I - page 127
Decompression illness Any of a variety of maladies resulting either directly or indirectly from the formation of nitrogen bubbles in tissues or body fluids, as a result of inad- equately controlled decompression. Commonly called "the bends" or "DCI". Dive series A group of repetitive dives between which the dive computer indicat ...
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Suunto D6I - page 128
Multi level dive A single or repetitive dive that includes time spent at various depths and whose no decompression limits are therefore not determined solely by the maximum depth attained. Nitrox In sports diving, refers to any mix with a higher fraction of oxygen than standard air . NOAA United States National Oceanic and Atmospheric Administratio ...
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Suunto D6I - page 129
PFO Abbreviation for patent foramen ovale. It is a form of congenital heart defect that enables blood flow between the left and right atria via the in- teratrial septum. PO 2 Abbreviation for oxygen partial pressure. RGBM Abbreviation for Reduced Gradient Bubble Model. Reduced Gradient Bubble Model Modern algorithm for tracking both dissolved and f ...
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Suunto D6I - page 130
SUUNTO HELP DESK Global +358 2 284 1160 USA (toll free) 1-800-543-9124 Canada (toll free) 1-800-267-7506 www.suunto.com Copyright © Suunto Oy 04/2011. Suunto is a registered trademark of Suunto Oy. All Rights reserved. ...
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