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Casio XJ-A251 - page 1
DATA PROJECTOR XJ-A141/XJ-A146 * XJ-A241/XJ-A246 * XJ-A251/XJ-A256 * User’s Guide z Be sure to read the pr ecaution s in the separate Setup Guide. z Be sure to keep all user do cumentation handy for future reference. E * USB Port Models ...
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Casio XJ-A251 - page 2
2 z DLP is a regist ered trademark of Texas Instrume nts of the United States. z Microsoft, Windows, and Windows Vi sta are registered tr ademarks or trademarks o f Microsoft Corporation in the United States and other co untries. z HDMI, the HDMI Logo and High-Definitio n Multimedia Inte rface are tradem arks or registere d trademarks of HDMI Licen ...
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Casio XJ-A251 - page 3
3 Contents About this manual... .................... .......................................... .................5 Projector Overview ... .............................. ........................ 6 Projector Features and Ma in Functions .................................................6 Remote Controller and Projector Keys ........................... ...
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Casio XJ-A251 - page 4
4 Presentation Timer ................................................................ ...............21 Eco Mode (Power Saving, Low Noise) .................................................23 To select the Eco Mode ............... .............. ........... .............. ............ .............. ........... .. 23 Using the [FUNC] Key ........... ...
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Casio XJ-A251 - page 5
5 Projector Troubleshooting ....................................................................47 Appendix ........................................................ ................ 49 Remote Controller Signal Range ................................ ..........................49 Projection Distance and Screen Size ......................... .......... ...
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Casio XJ-A251 - page 6
6 Projector Overview This section describes the f eatures of the projec tor, and explains the function s of the projector and remote controller keys. XJ-A141/XJ-A146/XJ-A241 /XJ-A246/XJ-A251/XJ -A256 z Mercury-free Hybrid Light Source: A CASIO-origin al laser and LE D hybrid light so urce delivers high luminance from 2,500 to 3,000 lumens. This pro ...
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Casio XJ-A251 - page 7
7 XJ-A241/XJ-A246/XJ-A251 /XJ-A256 z WXGA Resolution: The XJ-A241/XJ-A246/XJ-A251/XJ-A256 models support WXGA (1280 × 800) resolution for optimal viewing of content forma tted for today’s widescr een displays. This makes it pe rfect for projec ting images from wides creen notebook PCs and HD video input sources. XJ-A146/XJ-A246/XJ-A256 z Project ...
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Casio XJ-A251 - page 8
8 Operations in this manual ar e presented based on th e re mote controller that comes with the pr ojector. Major operation ke ys are also provi ded on the projecto r unit, so the most of the sam e procedures can also be perfor med directly on the projector. Remote C ontroller K eys The remote controll er does not come with batteries loaded. You ne ...
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Casio XJ-A251 - page 9
9 Depending on your pro jector, the orientation of the ports and te rmin als may be opposi te from those shown in the illustr ation below. Functio ns and use of the po rts and terminal s are the same a s described in this ma nual, regardless o f their orientation. * This serial po rt is for connectin g a separately av ailable special cable (YK-5) t ...
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Casio XJ-A251 - page 10
10 Locate the pr ojector on a desk, tabl e, or stand that is f irm and level. Make sur e that you allow sufficient spac e around the sides and ba ck of the projector for proper ventilation. T he following illustrations show how the proje ctor should be orient ed for optimum projection relative to the screen. z The projector can be configured f or p ...
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Casio XJ-A251 - page 11
11 Connecting to an Image Output Device Connect the projector’s COMPUTE R terminal to the RGB terminal of a computer as shown in the illustration below. Important! z Always turn off the pro jector and the computer before connecti ng them. z Take care so the volume le vel of the computer is not set too high. Connecting the Analog RGB Ou tput of a ...
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Casio XJ-A251 - page 12
12 The projector supports proj ection and output of HDMI video an d audio output from a computer or video device. Important! Turn off the proj ector and the computer or video devi ce before connecting them. z You will need to obtain a co mmercially avai lable HDMI cable with a co nnector that matches the terminal of the output devic e on one end an ...
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Casio XJ-A251 - page 13
13 The projector i s able to proj ect images f rom the co mposit e video output or component video output of a connected video device . Important! Always turn off the projector and the vi deo device before connecting them. Connection to a com posite video output z You can use the bundled special AV cable to connect to a p in jack (R CA) type video ...
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Casio XJ-A251 - page 14
14 Operation During Projection Turning on the projector initially causes the sam e in put source that was select ed the last time it was turned off to be selected. To select a different input source 1. Press the [INPUT] key. z This displays the input sour ce selection screen. 2. Use the [ T ] and [ S ] keys to select the name of the input source yo ...
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Casio XJ-A251 - page 15
15 You can perform th e following op erations while projecting an image. z Image brightness adjus tment z Manual keystone corr ection z Color mode sel ection z Image zooming z Momentarily blanking the imag e and muting the audio z Image freeze z Pointer display in the pr ojected image z Aspect ratio switching Adjusting Image Brightness Note (for US ...
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Casio XJ-A251 - page 16
16 Selecting the Color Mode You can select fr om among various different color mo de settings in acc ordance with ima ge contents and projection conditions. Important! The color mo de cannot be select ed in the follow ing cases. z When “Off” is selecte d for the Eco Mode se tting (page 23) To change the color mode 1. Press the [COLOR MODE] key. ...
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Casio XJ-A251 - page 17
17 Momentarily Blanking the Im age and Muting the Audio 1. Press the [BLANK] key. z This temporar ily blanks the i mage (proje cting a black screen) and mutes the audio. 2. To resume normal image and sound, press the [BLANK] key (or [ESC] key). Note You can specify projec tion of a black screen o r blue screen, or a l ogo. For details, see “Bla n ...
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Casio XJ-A251 - page 18
18 Displaying a Pointer in the Projected Image You can select from among different po inter styles, including var ious arrow styles, f or display in the projected imag e. Pointers can be u sed during a presentati on to indicate or hig hlight a specific pa rt of the image. Note Depending on the pointer style you are using, th e pointer may not displ ...
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Casio XJ-A251 - page 19
19 Changing the Aspect Rati o of the Projected Image Press the [AS PECT] key to cycl e through the aspect ratio se ttings for the projected image. Available s ettings depend on your projector model as shown below. For details about the meaning of each setting, see “Aspec t Ratio” (page 36) under “Screen Settings Main Menu”. XJ-A241/XJ-A246/ ...
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Casio XJ-A251 - page 20
20 You can use the re mote controller ke ys to adjust the volume level of the a udio that is output from the projector’s speaker or the AV terminal. To adjust the volume level 1. Press the [VOLUME] key. z This causes the [Vo lume] screen to appear on the projected im age. 2. Press the [ X ] key to increase the volume, or the [ W ] key to lower th ...
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Casio XJ-A251 - page 21
21 The presentation ti mer shows the amount o f presen tation timing re main ing. You ca n configure the presentation time s so it is displayed in the projec ted image. To specify timer display position and countdown time settings 1. Press the [TIMER] key. z This will cause the timer to appear in the projec ted image. The in itial defa ult di splay ...
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Casio XJ-A251 - page 22
22 To start a countdown timer opera tion 1. Press the [TIMER] key to display the timer function men u. z If necessary, use the procedure under “To s pecify timer display position and countdown time settings” (page 21) to configure timer display position and start time settings. 2. Use the [ T ] and [ S ] keys to select “Start Timer” and the ...
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Casio XJ-A251 - page 23
23 The following three E co Mode settings are avail able to specify whether pr iority should be gi ven to low-power, low-noise opera tion or to projectio n brightness. Important! z While “On (Auto)” is selected a s the Eco Mode setting, make sure that the brightness sensor on the top of the projector is not blocked by anything. z The local envi ...
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Casio XJ-A251 - page 24
24 Note z While “Off” is sele cted for the Eco Mode se tting, you also can s pecify whether brig htness or color should be given emphasis. F or details, se e “Eco Off Mod e” (page 34) under “Ima ge Adjustment 1 Main Menu”. z (for USB port model us ers) Use the setup menu (page 25) to select the Eco Mode when the input s ource is an exte ...
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Casio XJ-A251 - page 25
25 Configuring Advanced Projector Settings Your projector has a setup menu that you can use to co nfigure advanced settings. Displaying the Setup Menu Pressing the [MENU] key displays the me nu shown below in the center of the projection scr een. To exit the setup menu Press the [MENU] key. Configuring Setup Menu Settings 1. Press the [MENU] key to ...
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Casio XJ-A251 - page 26
26 Basic Setup Menu Example The procedure below shows how to con figure the followi ng three settings: z Image Adjustment 1 J Contrast z Image Adjustment 1 J Color Mode z Input Settings J Signal Name Indicator Note z The setup menu items that you can change depend on whether or not an image signa l is being input to the projector, and o n the curre ...
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Casio XJ-A251 - page 27
27 To configure the “Image Adjustme nt 1 J Color Mode” setting 5. Use the [ T ] key to select “Color Mode”. 6. Press the [ENTER] key. z This displays the colo r mode menu. 7. Use the [ T ] and [ S ] keys to select the color mode you want, and then press the [ENTER] key. 8. After selecting the color mode you want, press the [ESC] key. To con ...
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Casio XJ-A251 - page 28
28 The password featur e lets you keep unauthorized individuals from us ing the projec tor. You can s pecify whether password input is requir ed whenever you turn on the projec tor, and you can specif y and change the password as re quired. Use the setup menu “Option Settings 1 J Power On Password” setting to configure powe r on password se tti ...
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Casio XJ-A251 - page 29
29 Keep a written record of your pa ssword! You will not be able to use the proj ector if you forget its password. We strongly suggest that you keep a written or other type of record of the password so you can look it up when necessary. To change the passwor d 1. Press the [MENU] key to display the setup menu. 2. Use the [ T ] key to select “Opti ...
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Casio XJ-A251 - page 30
30 To turn password protection on and of f 1. Display the Power On Password set ting screen by performi ng steps 1 through 5 of the procedure under “To chan ge the pass word” on page 29. z At this time, make sure that “Power On Pass word” is selected on the Po wer On Password setting screen. 2. Use the [ W ] and [ X ] keys to select “On? ...
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Casio XJ-A251 - page 31
31 You can use the procedures in this section to restore all of the settings on a pa rticular main menu or all of the settings on the setup menu to their initial factory defaults. To restore all settings on a particular main menu to their initial factory defaults 1. Press the [MENU] key to display the setup menu. 2. Use the [ T ] and [ S ] keys to ...
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Casio XJ-A251 - page 32
32 To restore all settings on the setup menu to their initial factory defaults 1. Press the [MENU] key to display the setup menu. 2. Use the [ T ] key to select “Restore All Defaul ts” and then press the [ENTER] key. 3. After confirming that “Restore All Defa ults” sub-menu is selected, press the [ENTER] key. z This displays a conf irmation ...
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Casio XJ-A251 - page 33
33 This section contains tables that provide detailed expl anations of all o f the items included on the setup menu. The foll owing describes the ty pe of information that appear s in each of the colum ns of the tables. Image Adjustment 1 Main Menu Setup Menu Contents Setting Name : This column shows the na mes of the se ttings as they appe ar on t ...
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Casio XJ-A251 - page 34
34 Color Mode RC VH DW U Source Specific * 1 You can select from among variou s different color mode settings in accordance with image co ntents and projection condit ions. Standard: Use this setting when you want to highlight the colors of your presentatio n. Graphics: Use this setting when you want photogra phs and graphics to appear natural. The ...
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Casio XJ-A251 - page 35
35 Image Adjustment 2 Main Menu About the “Signal Specific” Setting Unit For the items that have “Sig nal Spec if ic” in the “Setting Unit” column of the above table, the setting is saved for the specific type of sign al (XGA/60Hz, SXGA/60Hz, etc.) that is being inpu t when the setting is performed, and not fo r a specific input so urce ...
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Casio XJ-A251 - page 36
36 Screen Settings Main Menu Setting Name Input Setting Unit Description Keystone Correction RC VH DW UN Single Use this sub-menu to perform vertical keysto ne correct ion of the projected image. Aspect Rati o RC VH D Source Specific Use this sub-menu to select an aspect ratio setting for the projected image. Input Sourc e: RGB or HDM I (PC) Normal ...
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Casio XJ-A251 - page 37
37 Projection Mode RC VH DW UN Single Use this sub-menu to specify whether projection will be from the front of the screen or the back of the screen. Front * : Select this option to projec t from the front of the scree n. Rear: Select this option to project fr om the back of the screen. This setting flips the front proj ected image horizontally. Ce ...
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Casio XJ-A251 - page 38
38 Input Settings Main Menu Setting Name Input Setting Unit Description COMPUTER Terminal RC N Single Use this sub-menu to specify manually the type of signal being input from the projector’s COMPUTER terminal. Auto * : Automatically detects the signal being input fro m the COMPUTER terminal an d configures the appropri ate input protocol. RGB: S ...
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Casio XJ-A251 - page 39
39 Option Settings 1 Main Menu Setting Name Input Setting Unit Description Auto Keystone Correction RC VH DW UN Single Use this s ub-menu to turn auto keystone correction on or off. On * : Select this option to turn on auto keystone correction. Off: Select this option to turn off auto keystone corre ction. Auto Adjust R N Source Specific Use this s ...
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Casio XJ-A251 - page 40
40 Option Settings 2 Main Menu Language RC VH DW UN Single Use this sub-menu to specify the language to use for messages, setup menus, e tc. English / French / German / Ital ian / Spanish / Swedish / Portuguese / Turkish / Russian / Chines e (Simplified) / Chinese (Traditional) / Korean / Japanese Note (for USB port model users) If you have Portugu ...
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Casio XJ-A251 - page 41
41 Plug and Play (USB port models only) RC VH DW UN Single Use this sub-menu to turn plug-and-play * 1 on or off. On * : Select this option to turn on plug-and-play. This will allow the projector detect whe n an external USB device is connec ted and make that device the input source automatically. Off: Select this option to turn off plug- and-play. ...
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Casio XJ-A251 - page 42
42 USB Settings Main Menu (USB Port Models Only) The USB Settings main menu is availabl e only when there is an external device connected to the USB port of the projec tor. For details, s ee “U SB Function Guide” on the bundled CD-ROM. Wireless Main Menu (U SB Port Models Only) The Wireless main menu is available only when “Wir eless” is se ...
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Casio XJ-A251 - page 43
43 Cleaning the Projector Periodically clean the projec tor exterior, le ns, intake vents , and exhaust vents on a regular basi s. Important! Before cleaning the projector, be sure to unplug it from the powe r outlet and make sure it is cooled down completely. Wipe the exterior of the projector wi th a soft cloth that has been mois tened in a weak ...
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Casio XJ-A251 - page 44
44 Troubleshooting Indicators keep you in formed about the current op er ational status of the pr ojector. The f ollowing shows what the indicators loo k like when operatio n is normal. When a warning m essage appear s on the projection s creen, or when the POWER/ STANDBY, LIGHT, and TEMP indicators are lit or flashing in a pattern other than those ...
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Casio XJ-A251 - page 45
45 POWER : Amber flashing J Amber steady Power has turned off automatically due to internal overheating. Perform the following steps. 1 Check for any blocki ng of the projecto r’s intake vents and exh aust vents, and make sure that there is suf ficient space around the projector. See “ Se tup Precautions ” (page 10). 2 If there is dust accu m ...
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Casio XJ-A251 - page 46
46 POWER : G reen steady A system problem has occurred, which may cause problems with s ome functions. Turn off the pro jector, disc onnect the pow er cord from t he projector and wait for all of the proje ctor’s indicators to go out. Next, reconnect the power cord and tur n the projector back on. If the error occurs again when you turn power bac ...
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Casio XJ-A251 - page 47
47 Check the following items whene ver you experience any problem with the projector . POWER : Amber flashing J Red steady Power has turned off automatically due to a projec tor memory error. Confirm that the POWER/STANDBY indicator is lit red (without flashing). After checking the PO WER/STANDBY indicator, disconn ect the power cord from the proje ...
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Casio XJ-A251 - page 48
48 Important! z Try performing the following steps , which may or may not return the projector to normal operation. z If normal operati on does not resume after you per form the above steps, take the projector to your retailer or a uthorized CASIO service cente r. No sound z The projector’s volume level setting may be too low or muted. Press the ...
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Casio XJ-A251 - page 49
49 Appendix When performi ng an operation on the remote controll er, point it at the rem ote control signal r eceiver on the back or f ront of the projector . The foll owing illustration show s the range of the remote controller signal. Remote C ontroller R ange z The range of the remote controller may be narrow er and/or shorter than that shown on ...
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Casio XJ-A251 - page 50
50 The following table sho ws the re lationship between the distan ce and projected image size. * h = Height from the center of the lens to the bottom edge of the projection scr een. Important! Note that the distances pro vided above are for reference only. Projection Distance and Screen Size Projection Size Approximate Projection Distance XJ-A141/ ...
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Casio XJ-A251 - page 51
51 The following s hows how images ar e projected in accorda nce with the type of the input signa l and the aspect ratio setting of the projector. XJ-A241/XJ-A246/XJ-A251 /XJ-A256 Input source: RGB or HDMI (PC) Input source: Video, co mponent or HDMI (DTV) Aspect Ratio Setting and Projection Image Input Signal Normal Full 4:3 True SVGA (800 × 600) ...
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Casio XJ-A251 - page 52
52 XJ-A141/XJ-A146 Input source: RGB or HDMI (PC) Input source: Video, co mponent or HDMI (DTV) Input Signal Normal Full SVGA (800 × 600) XGA (1024 × 768) WXGA (1280 × 800) SXGA (1280 × 1024) Input Signal Normal 16:9 4:3 Aspect Image Squeezed Im age Letter Box Image B ...
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Casio XJ-A251 - page 53
53 Important! Even if a signa l is listed in the table be low, it does not guar antee that you will be abl e to display its images cor rectly. RGB Signal Supported Signals Signal Name Resolution Horizontal Frequency (kHz) Vertical Frequency (Hz) VESA 640 × 480/60 640 × 480 31.5 60 640 × 480/72 640 × 480 37.9 73 640 × 480/75 640 × 480 37.5 75 ...
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Casio XJ-A251 - page 54
54 Component Signal Video Signa l HDMI Signal Signal Name Horizon tal Frequency (kHz) Vertical Frequency (H z) HDTV 1080p/50 56.3 50 1080p/60 67.5 60 720p/50 37.5 50 720p/60 45.0 60 1080i/50 28.1 50 1080i/60 33.7 60 SDTV 576p/50 31.3 50 576i/50 16.6 50 480p/60 31.5 60 480i/60 15.7 60 Signal Name Horizontal Frequency (kHz) Vertical Frequency (Hz) NT ...
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Casio XJ-A251 - page 55
55 * XJ-A146/XJ-A246/XJ-A256 only z CASIO COMPUTER CO., LTD. makes no gua rantees conce rning the oper ation or suitabi lity of any USB device that yo u connect to the projec tor’s USB port. z Specifications ar e subject to change witho ut notice. Specifications Model Name XJ-A141/XJ-A146 XJ -A241/XJ-A246 XJ-A251 /XJ-A256 Brightness (ANSI Lumens) ...
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Casio XJ-A251 - page 56
MA1207-C ...
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