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BenQ SP831 - page 1
We l c o m e SP830/SP831 Digital Pr ojector U ser M anual ...
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BenQ SP831 - page 2
Table of contents 2 Ta b l e o f c o n t e n t s Important safety instruct ions .................. ................. 5 Introduction ..................... ............................. ............ 9 Projector features ................................................................. 9 Shipping contents .............................................. ...
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BenQ SP831 - page 3
Table of contents 3 Magnifying and Searching for details on the projected picture ................................................................ 41 Selecting a picture mode .................................................... 42 Fine-tuning the picture quality .......................................... 45 Advanced picture quality controls ....... ...
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Table of contents 4 Specifications .................... ........................ ............... 76 Projector specifications ...................................................... 76 Timing chart ........................................................................ 77 Dimensions ................................................................... ...
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BenQ SP831 - page 5
Important safe ty instructions 5 1. Important safet y instruc tions Y our BenQ projector is desig ned and tested to meet the latest standards for safe ty of information tec hnology equipment. Ho wever , to e nsure safe use of this pr oduct, it is important that you follow the instructions me ntio ned in this manual and marked o n the product. Safet ...
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BenQ SP831 - page 6
6 Important safe ty instructions Safety Instructio ns (Continued) 7. The lamp becomes extremely hot during op eration. Allow the projector to cool for approximately 45 minutes prior to re moving the lamp assem bly for replacement. 8. Do not operate lamps beyond the rated lamp life. Exc essive operation of lamps beyond t he rated lif e could cause t ...
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BenQ SP831 - page 7
Important safe ty instructions 7 Safety Instructions (Con tinued) 13. Do not place th is projector in any of the following environments. - Space that is poorly ventilated or confined. Allo w at least 50 cm clearance from walls and free flow of air ar ound the projector . - Locations wher e temperatures ma y become ex cessiv ely high, such as the in ...
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BenQ SP831 - page 8
8 Important safe ty instructions Safety Instructio ns (Continued) 16. Do not stand the projector on end vertically . Doing so may cause the proje cto r to f all over, caus ing inju r y or resulting i n damage to the project or . 17. Do not step on the projector or plac e any objects upon it. Besides probable physical damage to t he project or , doi ...
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BenQ SP831 - page 9
Introduction 9 2. In trod uction Pro je c tor f ea tu re s The projector integ rates high -perfor mance optical engine projecti on and a user-friendly des ign t o del iv er h igh r eli abil ity an d eas e of u se. The projector offers t he following features. • Split Scree n and PIP allowing two i nput sourc es to be displa yed at the same time ? ...
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BenQ SP831 - page 10
10 Introduction Shipping cont ents The projector is shippe d with the cables required for connection to a PC or video eq ui pm en t. Care fu l ly un pac k a nd ve ri fy th at you have al l o f t he ite ms sh ow n b e low. If any of these items ar e missing, please contact your plac e of purchase or check the most updated accessory list on line at w ...
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BenQ SP831 - page 11
Introduction 11 Proj e cto r ex ter i or v i ew 1. Quick-release foot 2. Pr ojection lens 3. Lens cap 4. External control panel (See pages 12 - 13 for details.) 5. F ocus rin g an d Z oo m rin g 6. V ent (cool air intake ) 7. Front IR remote senso r 8. Quick-release butt on 9. A C power co rd inlet 10. Main power switch 11. Sp eaker grill 12. Ceili ...
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BenQ SP831 - page 12
12 Introduction Contro ls and fu nct ions Pro je c tor 1. Focus ring Adj usts the f ocus of the p rojecte d picture. See "Fine-tuning the pict ure size and c larity" on page 36 for details. 2. Zoom ring Adj usts the siz e of the picture. See "Fine-tunin g the picture size and clarit y" on pa ge 36 for detail s. 3. P owe r indica ...
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BenQ SP831 - page 13
Introduction 13 Rem o te c o n t ro l 10. Lamp indicator light Indicates the statu s of the lamp. Lights up when the lam p has developed a probl em. See "Indicat ors" on page 73 for detai ls. 11. EXIT Goes back to previous OS D menus, exits and sa ves menu settings. See "U sing the menus" on page 31 for details. 12. Keystone/Arr ...
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BenQ SP831 - page 14
14 Introduction 3. SOUR CE Displays the source selection bar . See "Switc hing input source" on page 35 for details. 4. K eystone/Arrow keys ( / , / , /, / ) ...
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BenQ SP831 - page 15
Introduction 15 20. LASER Emits visible laser pointer light for prese ntation purposes. See "Oper ating th e LASE R poi nter" on the right for details. 21. P AGE ( UP) and P AGE ( DO WN) Operate y our disp lay so ftware p rogram (on a connected PC) wh ich responds to page up/down commands (like Microsoft P ow erP oint). See "Rem ote ...
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BenQ SP831 - page 16
16 Introduction R emote c ontrol effecti ve range Infr a- Red ( IR ) rem ote con trol sen so rs a re located on the front and the back of the projector . T he remote control must b e held at an ang le with in 30 deg rees perpend icular to the projector's IR remote control sensors to function correctly . The dist ance between the remo te co nt ...
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BenQ SP831 - page 17
Positioning your proj ector 17 3. P ositioning your pr ojector Choosing a location Y our room lay out or personal preference will dictate which installation location you select. T ake into consideration the size and position of your screen, the location of a suitable power outlet, as well as the location and distance betwee n the project or and the ...
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BenQ SP831 - page 18
18 Positioning your project or O btaining a pr eferred project ed picture size The distance fr om the pr ojector lens t o the screen, the z oom setting, and the video format, each fact ors in the pr ojected p icture size. The projector should always be placed h orizonta lly level (like fl at on a table), and positioned directly perp endicular (90° ...
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BenQ SP831 - page 19
Positioning your proj ector 19 5. The rec ommended position for the proj ect or is aligned perpendicular t o the horizontal center of the screen, at the dist ance fr om the s creen det ermined in st ep 3 abov e, and offset b y the val ue determin ed in ste p 4 above. For e xample, if you ar e using an 120-inc h, 4:3- aspect-ratio screen and t he pr ...
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BenQ SP831 - page 20
20 Positioning your project or Pr ojection d imensions Ref er to "Dimensions" on page 78 for the cent er of lens dimensi ons of this pr ojector befor e calculating the appr opriate position. When the scr een aspect ratio is 16:9 and the projected picture is 16:9 T able A: The screen aspect rati o is 16:9 and the projected pi cture is 16:9 ...
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BenQ SP831 - page 21
Positioning your proj ector 21 When the scr een aspect ra tio is 4:3 and the projected picture is 16:9 or 15:9 T able B1: The screen aspect ratio is 4:3 and the projected pictur e is 16:9 D A D B C Maximum zoom Minimum zoom Projection dist ance Center of lens Screen Off set Floor Installation ...
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BenQ SP831 - page 22
22 Positioning your project or T able B2: The screen asp ect ratio is 4:3 and the projected picture is 15:9 There is 3% tolerance among these numbers in T able A, T able B1, and T able B2 due to optical component variations. BenQ recommends that if you intend to permanently inst all the projector , you should physically test the projection size and ...
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BenQ SP831 - page 23
Connection 23 4. Co nnection Wh en connecting a si gnal source t o the project or , be sure to: 1. T ur n all equipm ent off before making any connections. 2. U se the c orrect signal cable s for each s ource. 3. Ensure the cables a re firmly inser ted. In the connections shown below, some cables may not be included with the projector (see "Sh ...
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BenQ SP831 - page 24
24 Connection Connecting a monit or If you want t o view your presentation close-up on a monitor as well as on the screen, you can connect the p roject or to an ext ernal monito r by follo wing the instructions belo w . T o conne ct the p roje ctor to a m onito r (ei ther thro ug h a V GA c able or V GA to DVI-A cable ): The final connection path s ...
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BenQ SP831 - page 25
Connection 25 Connecting Video sourc e dev ices This section d escribes ho w to c onnect the project or to V ideo sourc e devices usin g video cables. V ideo cable connections are r ecommended for V ideo pr esentations. Y ou can connect your proj ector t o various V ide o source devices that pro vide any one of the following output so ckets: •D V ...
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BenQ SP831 - page 26
26 Connection Connecting a DVI sour ce device The project or pr ovides a DVI- I input socket that allows you to connect it to a DVI source device like a D VD play er , or a V GA output de v ice like a notebook or desktop computer . Th ere a re t hre e t y pe s o f DVI con nec tor s: DVI -A, DVI -D, and DVI -I. Th e DV I-I so cket is an integrated c ...
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BenQ SP831 - page 27
Connection 27 Connecting a Co mponent V ideo sourc e device Examine your Video sourc e device to det ermin e if it has a set of unused Component Video output sockets available: • If so , you can c ontinue with this procedure. • If not, y ou will need to re assess whic h method you can us e to co nnect to the devic e. T o connect the projector t ...
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BenQ SP831 - page 28
28 Connection Connecting an S-V ideo or a co mposit e V ideo sourc e device Ex ami ne you r Vide o s ou rce d ev i ce to det er min e if it has an unuse d S- Video or V ideo output socket a vailable: • If it has both soc kets, use the S-V ideo output socket for c onnection as the S-V ideo termial pr ovides better pict ure quality than the V ideo ...
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BenQ SP831 - page 29
Connection 29 Connecting A udio de vice The pr ojector has built-in speak ers whi ch ar e designed t o pro vide basic audio functionality accompan y ing data presentati ons for business purpose s only . It is not designed fo r , nor intended fo r audio reproduc tion use as mig ht be ex pected in home thea ter or home ci nema applications. If y ou w ...
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BenQ SP831 - page 30
30 Operation 5. Oper ation Start ing up the pr ojector 1. P lug th e powe r cord in to th e pro je cto r and in to a w al l socket. T ur n on the wall so cket switch (where fitted). 2. Press the main power switch to the I position. Check that the Po w e r i n d i c a t o r on the projecto r lights orange afte r power has been ap plied. 3. Remov e t ...
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BenQ SP831 - page 31
Operation 31 Us i n g t h e m e n u s The projector is equipp ed wi th multilingual On-Screen Display (OSD) menus for making various adjustme nts and settings. Below is the overview of the OSD menu. T o use the OSD menus, please set the OSD menu to y our familiar l anguage first. 1. Press MENU on the projector or r emote con trol to tu rn th e OS D ...
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BenQ SP831 - page 32
32 Operation Securing the project or U sing a securit y cable lock The projector has to be installed in a safe plac e to prev ent stealing. If not, purchase a lock, like K ensington lock, to secure the projector . Y ou can locate a K ensington lock slot on the rear side of the pr ojector . See item 26 on page 11 for details. A K ensington security ...
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BenQ SP831 - page 33
Operation 33 If y ou forget the passwor d If the passwo rd function is activat ed, yo u will be asked to en ter the six -d ig it p as swor d e ver y t ime you tur n o n the project or . If you ent er the wrong passwor d, the password err or message as pictured to the right displays lasting for three seconds, and the Inp ut P assword page follows. Y ...
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BenQ SP831 - page 34
34 Operation 7. Y ou have succ essfully assign ed a new password to the project or . Remember t o enter the new password next time the pr ojector is started. 8. T o leav e the OSD men u, press MENU . Disabling the passwor d function T o disable password pr otection, go back to the Ad vanced Setup > Pas s w o r d > Pa s s wo r d menu. High lig ...
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BenQ SP831 - page 35
Operation 35 S witching input sourc e The project or can be connect ed to mul tiple devices at the same time. When st arting up, the projecto r automatically sear ch for t he available signal s. Be sure the A uto Sour ce Search function in the Sys tem Setup menu is On (which is the default of t his projector) if you wa nt the projec tor to automati ...
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BenQ SP831 - page 36
36 Operation A djusting the project ed picture A djusting the projection angle The pr ojector is eq uipped with 2 quick -release adjuster feet. These adjusters change the pictu re height and pr ojection angle. T o adjust the project or , slig htly lift the fr ont of the proje ctor and press and hold the quick- release buttons on the both sides near ...
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BenQ SP831 - page 37
Operation 37 Correcting picture dist ortion Correcting two-dimensional keystone K eystoning occurs when the projector is not perp endicular to the screen and is where the project ed picture displ ays visible as a trap ezoid shap e like either of the follo w ing: • T wo par allel si des (left and righ t, or top and bo ttom) but is noticeab ly wide ...
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BenQ SP831 - page 38
38 Operation Correcting pincushion distortion and bar rel distortion Y our pr ojected picture may su ffer from pincushion or barr el disto rtions due to the curv ed projection surface. • Pincushion distor tion The horizontal and v ertical lines that do no t go through the center of the picture bend inwar ds to ward the c enter of the picture. The ...
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BenQ SP831 - page 39
Operation 39 Selecting the aspect ratio The 'aspect rati o' is the ratio of t he picture width t o the picture height. Most analog TV and computers are in 4:3 ratio, and digital TV and DVDs are usually in 16:9 ratio . W ith the adv ent of digital signal pr ocessing, digital display dev ices like this projector can dynamically stretch and ...
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BenQ SP831 - page 40
40 Operation 2. Anamorphic : Scales a picture so that it is di splay ed in the center of the screen using 1280 x 720 pix e ls. This may alt er the project ed aspect, depending upon the original aspect of the sour ce image. Anamorphic is most suitable f or images which are already in a 16:9 aspect, like high definition TV , as it displays them witho ...
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BenQ SP831 - page 41
Operation 41 Magnifying and Searching for details on the pr ojected pictur e If y ou need to find the det ails on the project ed pictur e, magnify the picture. The picture can be enlarged up to 300% than the original pictur e size with 50% incr ements. U se the di rec ti on a rrow ke ys f or n av ig at ing the pi ct ure . • Usin g t he re mo te c ...
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BenQ SP831 - page 42
42 Operation Selecting a picture mode The project or is preset with several pr e-define d pictur e modes so that y ou can choose one to suit your operati ng environment and input source picture ty pe. The picture modes a vailable for different types of signals are list ed below . 1. Dynamic mo de: Maximi zes the brightness of th e pr ojected pictur ...
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BenQ SP831 - page 43
Operation 43 Fine-tuning the selected picture mode The pre-defined pictu re mode settings can be altered vi a the available items shown in the Picture -- Basic and Pictur e -- A dvanced menus. T o fine-tune the pic ture mode: 1. Press MENU and then p ress / until the Picture -- Basic or Pictur e -- A dvanced men u is highl ight ed. 2. Press to high ...
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BenQ SP831 - page 44
44 Operation Renaming user modes Yo u c a n c h a n g e Us e r 1 , Us e r 2 , and Us e r 3 to the names ea sy to be identified or understood by the users of this projector . The new name can be up to 12 characters incl uding English letters (A -Z, a-z), digits (0-9), and space (_). To r e n a m e u s e r m o d e s : 1. In the Picture -- Basic m en ...
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BenQ SP831 - page 45
Operation 45 Fine-tuning the picture quality No matter what pictur e mode y ou ha ve select ed, you a re able t o fine-tune those settings t o fit every prese ntation purpose. Those adjus tments will be sa ved t o the pr eset mode y ou are at when you exit the OSD menu. Adjusting Brightness High light Bright ness in the Picture -- Basic menu and ad ...
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BenQ SP831 - page 46
46 Operation A dvanc ed picture quality contr ols There are more advanced functions in th e Picture -- Adva nce d menu to be ad justed to your preference. T o save the settings, just press MENU to le ave the OSD menu. Setting Black Level High light Black L evel and press / on th e proj ec tor or re mot e con tro l to s el ec t 0 IRE or 7.5 IRE . Th ...
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BenQ SP831 - page 47
Operation 47 Selecting a color temperature * High light Color T empe rat ure and select a pr eferred setting by pressing / on the projector or remote cont rol . There ar e severa l color temperatur e settings a vailable. 1. Lamp N ative: W ith the lamp’ s original color temperature and hig her br ightne ss. This setting is suitable for environmen ...
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BenQ SP831 - page 48
48 Operation Color Management The Color Manag ement provides six sets (RGBCMY) of colors to be adjusted to fa vorite colors. Wh en you select each color , you can independently adjust its color range and saturat ion according to y our preference. T o adjust and store the settings: 1. In the Picture -- A dvanced me n u, h igh li ght Color Manag emen ...
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BenQ SP831 - page 49
Operation 49 Selecting a Gamma setting High light Gamma Sel ection and select a prefer red setting by pressing / on the projector or remote cont rol . Gamma ref ers to the relatio nship between input source and pictur e brightness. The lo wer the figure, the more black deta il is vi sible. • G amma 1, and 6 Increases the average brig htness of th ...
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BenQ SP831 - page 50
50 Operation Oper ating in a hig h altitude en vironment W e recomme nd y ou activat e High Altitude Mode when your environment is high er than 1500 meters (ar ound 4920 feet) abov e sea lev el, or whenever the pr ojector will be used for extended periods of time (>10 hours) without shutdown. To a c t i v a t e Hig h A ltitu de Mode : 1. Press M ...
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BenQ SP831 - page 51
Operation 51 Displa y ing more than one pictur e sourc e simultaneously Y our projector is cap able of displaying pictures simultan eously from two input sou rces, which can be used to enhance y our pre sentation in an inte resting wa y . Ensure the signals y ou want t o displa y are correctly connect ed to th e project or . Splitting the screen Th ...
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BenQ SP831 - page 52
52 Operation PIP (Picture I n Picture) operation To d i s p l a y t h e P I P w i n d o w : • Using the remot e contr ol Press PIP to dis pl ay th e PIP page and make adjustments by following the steps star ting from step 3 in the section ‘U ser the OSD menu ’ below . •U s i n g t h e O S D m e n u 1. Press MENU and then press / until the D ...
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BenQ SP831 - page 53
Operation 53 Split Screen and PIP source conflict list The following source combinations cann ot display at the same time for the Split Screen and PIP functions: DVI-A + DVI -D , Compon ent + Vi d e o , Compo nent + S-Video , RJ-45 + Vi de o , RJ-45 + S-Video , and Vi d e o + S-V ideo . Disabled functions for the active windows The follow ing OSD m ...
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BenQ SP831 - page 54
54 Operation Cr eating y our own star tup screen In addition to sele cting the projec tor preset star tup screen from among BenQ lo go or Blue sc ree n, yo u c an m ake you r ow n s ta rt up sc reen that is a picture p rojected fr om your computer or video source. T o creat e your own startup screen, pr oject the pict ure y ou want to us e as y our ...
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BenQ SP831 - page 55
Operation 55 A djusting the sound The sound adjus tments made as below w ill have an effect on the projector speaker and, if using external spea kers, on the audio output signal. Be su re you have made a corre ct conn ectio n to the projector a udio input( s) and, if using external speakers, to the projector audio outputs . See "Connecting A u ...
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BenQ SP831 - page 56
56 Operation R emote paging operations Connect the project or to y our PC or not ebook with a USB cable prior to using the paging function. See "Connecting a c ompute r" on page 23 for details. Y ou can operate your displa y software program (on a connect ed PC) which responds t o page up/do wn commands (lik e Micr osoft P o werP oint) by ...
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BenQ SP831 - page 57
Operation 57 Shutting d own the project or 1. Press Pow e r on the remote control or project or and a confirmation messag e will displa y prompting you. If you don't respond in a few seconds, the message w ill disappear . 2. Press Po we r a second time. The Pow e r indicator light flashes orange, the projection lam p shuts down, an d the fans ...
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BenQ SP831 - page 58
58 Operation Me n u o p e r a t i o n On-Screen Displa y menu str ucture Please note that the o n-screen displa y (OSD ) men us vary accordi ng to the signal type selected. Main menu Sub-menu Options Picture -- Basic Picture Mode (PC) Dynamic/Present ation/sRGB/ Cinema/Blackboard/User 1/Us er 2/ User 3 (Video) Dynamic/S t andard/Cinema/ User 1/User ...
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BenQ SP831 - page 59
Operation 59 Display Aspect Ratio 4:3/Anamorphic/Fill/Letter Box/ Wide/Rea l Digital Screen Shift -24–+24 Keystone 2D Keystone Pincushion Correction -20–+20 Attachable Lens On/Off Position Overscan Adjustment 0/1/2/3 Digital Zoom 100%–300% Pan PIP PIP On/Off Main Source Analog RGB/DVI- A/DVI-D/RJ-45/S- Video/Component/Video Secon d Source Act ...
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BenQ SP831 - page 60
60 Operation Note that the menu items are available when the projector detect s at least one vali d signal . If there is no equipment connected to the projector or no sign al detected, limited menu items are acc essible. System Setup Language Splash Sc reen BenQ/Blue/My Screen My Screen Projector Position Floor Front/Ceiling Front/Floor Rear/Ceilin ...
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BenQ SP831 - page 61
Operation 61 Picture -- Basic menu FUNCTION (default setti ng/ value) DESCRIPTION (default s etting/value) Picture Mode ( Analog RGB / DVI-A / DVI-D / RJ- 45 : Present ation ; S-Video / Compone nt / Vide o : Sta nd a rd ) Pr e-defined picture modes ar e pro vided so you can optimize your project or pictur e set-up t o suit y our pr ogram type. See ...
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BenQ SP831 - page 62
62 Operation Picture -- A dvanced menu FUNCTION (default se tting / value) DESCRIPTION Black Level ( 0 IRE ) Sets the pi cture grayscale as 0 IR E or 7.5 IRE . See "Setting Blac k Level" on page 46 for details. Clarity Control Adj usts the pictu re clarity . See "Controll ing ima ge clar ity" on page 46 for details. Color T empe ...
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BenQ SP831 - page 63
Operation 63 Display men u FUNCTION (default settin g / value) DESCRIPTION Aspect Ratio ( Fill ) There are several options to set the pict ure's aspect ra tio depending on your input source. See "Selecting the aspect ratio" on page 39 for details. Digit al Screen Shif t (0) Adjusts the v ertical position of the projected picture. See ...
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BenQ SP831 - page 64
64 Operation Sys t em S e t u p m en u FUNCTION (default setting / value) DESCRIPTION Language (English) Sets the language for the On-S creen Display (OSD) menus. See "Using the menus" on page 31 for details. Spl a sh Screen (BenQ logo) Allows you to select which logo screen wi ll display during projector start- up. Three options are avai ...
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BenQ SP831 - page 65
Operation 65 A dvanc ed Setup menu FUNCTION (default sett ing / value) DESCRIPTION Lamp Lamp P ower (Normal) Selec ts the projector la mp between No r m a l and Eco. (Ec onomic) modes. Lamp H ours Shows the lamp hours inform ation. See "Getting t o know t he lamp hour" on pag e 68 for deta ils. Res e t L am p Tim er Once the lamp i s rene ...
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BenQ SP831 - page 66
66 Operation Info rm at ion me nu This menu shows you the current opera ting status of the projector. Some picture adjustments are available only when cert ain input sources are in use. Unavailable adjustment s are not shown on the screen. FUNCTION DESCRIPTION Source Shows the current signal source . Picture Mode Shows the select ed mode in t he Pi ...
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BenQ SP831 - page 67
Maintenance 67 6. M aintenanc e Care of the pr ojector Y our pr ojector needs little maint enanc e. The only thi ng you n eed to do on a regula r basis is to keep the lens clean. See "Cleaning the lens" below for details. Nev er remo ve an y parts of the pr ojector ex cept the lamp. C ontact your dea ler if other parts need replaci ng. Cl ...
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BenQ SP831 - page 68
68 Maintenance Lamp information Getting to kno w the lamp hour When the projector is in opera tion, the durati on (in hours) of lamp usage is automatically calculated b y the built-in timer . The method of calculating the equivalent lamp ho ur is as follows: Equivale nt lamp hour = 1 (hours used in Economic mo de) +4/3 (hours used in normal mode) S ...
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BenQ SP831 - page 69
Maintenance 69 T iming of r eplacing the lamp Whe n th e Lamp indicator lights up red or a messa ge appears sug gesting it is time to replac e the lamp , please i nstall a new lamp o r consul t your d ealer . An old lamp ma y cause a malfunction in the projector a nd in some instances the la mp may explod e. The Lamp indica tor light and T emp erat ...
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BenQ SP831 - page 70
70 Maintenance R eplacing the lamp • T o reduce the risk of electrical shock, always turn the projector off and disconnect the power cord before changing the lamp. • T o reduce the risk of severe burns, allow the projector to cool for at least 45 minutes before replacing the lamp. • T o reduce the risk of injuries to fingers and damage to int ...
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BenQ SP831 - page 71
Maintenance 71 11. Restart the projector . Do not turn the power on with the lamp cover removed. 5. Lift the handle so th at it stands up. U s e the handle to slo wly pull the lamp out of the project or . • Pulling it too quickly may cause the lamp to break and scatter broken glass in the projector . • Do not place the lamp in locations where w ...
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BenQ SP831 - page 72
72 Maintenance Re setting the lamp timer 12. After the startup logo, press MENU and then press / until the Adv an ce d S et u p menu is hi ghl igh te d. 13. Pres s to high light Lamp and press ENTER . The Lamp page displa ys. 14. Highli ght Reset La mp Timer and p ress ENTER . A warning message displays asking if you wan t to reset the lamp timer . ...
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BenQ SP831 - page 73
Maintenance 73 Ind ic ato rs Light S tatus & Description Power Te m p La mp Orange Orange Orange The projector has just be en connected to a power outlet. Orange Red Red Main po wer switch on Orange Off Off Stand-by mode Green Flashing Off Off Pow e r i n g u p Green Off O ff Nor m a l o p e r at i o n Orange Flashing Off Off • The proj ector ...
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BenQ SP831 - page 74
74 Troubleshooting 7. T r oubleshooting The projector does not turn on. No p i ct u r e Blurred picture Remot e contr ol does not work The T emperature warning lig ht is flashing red. Cause Remedy There is no power from the power cable. Plug the power cord into the AC inlet on the projector , and plug the p ower cord into the power outlet. If the p ...
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BenQ SP831 - page 75
Troubleshooting 75 The computer pr ojected picture is to o big for the screen or appeared to be cut- off M y W indow M edia Player program works gr eat on my comput er , but the movie w indow is dark on my projector , while the Media Play er tools display OK. The remote mouse func tion does not wo rk. The picture c ontains static or noise. Cause Re ...
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BenQ SP831 - page 76
76 Specifications 8. Specifications Pr ojector specifications All specifications are subject to change without notice. Optical Res ol ut i on 1280 x 768 WX GA Display system 1-CHIP DMD Lens F/Number F=2.4 to 2.58, f= 22.32 t o 26.06 mm Lamp 300 W lamp Electrical Po w e r s u p p l y A C100–240V , 4.5A, 50-60 Hz (A utomatic) Po w e r c o n s u m p ...
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BenQ SP831 - page 77
Specification s 77 Ti m in g c h a r t Supported timing for PC (including D VI-I) input * denotes the timing may not support on using with the DVI-A or DVI-D input signal selected. ** denotes the timing may not support on using with the DVI-D input signal selected, or using the splitting screen. Resolution Horizontal Frequency (kHz) Ve r t i c a l ...
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BenQ SP831 - page 78
78 Specifications Supported timing for Component Video input Supported timin g for V ideo and S-Video inputs Dimensions 277 mm (W ) x 115 mm (H) x 375 mm (D) Un i t : m m Signal Format Horizontal Frequency (kHz) V ertical Frequency ( Hz) 480i(525i)@60Hz 15.73 59.94 480p(525p)@60Hz 31.47 59.94 576i(625i)@50Hz 15.63 50.00 576p(625p)@50Hz 31.25 50.00 ...
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BenQ SP831 - page 79
Warranty and Copyright information 79 9. W ar rant y and Copyri ght information Limited warrant y BenQ warrants this product against an y defects in material and workmanship , under normal usage and st orage. Proof of p urchas e da te w il l b e requ ired w ith a ny war r ant y c lai m. In the even t th is p roduc t i s fo un d t o b e d ef ec ti v ...
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BenQ SP831 - page 80
80 Regulation state ments 10. R egulation statements FCC statement CLASS B : This equ ipment gene rates, uses an d can radiate radio fr equency energy and, if not installed and used in accor dance with the in stru ctions, ma y cause harmful interf er ence t o radio communicatio ns. How ever , there is no g u arantee that int erferenc e will not occ ...
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