Casio Projector XJ-A 251 User Manual

DATA PROJECTOR
XJ-A141/XJ-A146*
XJ-A241/XJ-A246*
XJ-A251/XJ-A256*
User’s Guide
zBe sure to read the precautions in the separate Setup Guide.
zBe sure to keep all user documentation handy for future 
reference.
E
* USB Port Models 

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zDLP is a registered trademark of Texas Instruments of the United States.
zMicrosoft, Windows, and Windows Vista are registered trademarks or trademarks of Microsoft 
Corporation in the United States and other countries.
zHDMI, the HDMI Logo and High-Definition Multimedia Interface are trademarks or registered 
trademarks of HDMI Licensing, LLC.
zXGA is a registered trademark of IBM Corporation of the United States.
zOther company and product names may be registered product names or trademarks of their...

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Contents
About this manual... ...............................................................................5
Projector Overview ......................................................... 6
Projector Features and Main Functions .................................................6
Remote Controller and Projector Keys...................................................8
Back Terminals .......................................................................................9
Loading Remote Controller Batteries...

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Presentation Timer ...............................................................................21
Eco Mode (Power Saving, Low Noise) .................................................23
To select the Eco Mode ............................................................................................. 23
Using the [FUNC] Key ..........................................................................24
Configuring Advanced Projector Settings .................. 25
Basic Setup Menu Operations...

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Projector Troubleshooting ....................................................................47
Appendix ........................................................................ 49
Remote Controller Signal Range ..........................................................49
Projection Distance and Screen Size ...................................................50
Aspect Ratio Setting and Projection Image .........................................51
Supported Signals...

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Projector Overview
This section describes the features of the projector, and explains the functions of the projector and 
remote controller keys.
XJ-A141/XJ-A146/XJ-A241/XJ-A246/XJ-A251/XJ-A256
zMercury-free Hybrid Light Source:
A CASIO-original laser and LED hybrid light source delivers high luminance from 2,500 to 
3,000 lumens. This projector does not use a mercury lamp, making it environmentally friendly.
zSlim and compact:
A4 file size and approximately 43 mm slim. Compact enough to install or use...

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XJ-A241/XJ-A246/XJ-A251/XJ-A256
zWXGA Resolution:
The XJ-A241/XJ-A246/XJ-A251/XJ-A256 models support WXGA (1280 × 800) resolution for optimal 
viewing of content formatted for today’s widescreen displays. This makes it perfect for projecting 
images from widescreen notebook PCs and HD video input sources.
XJ-A146/XJ-A246/XJ-A256
zProjection of Data from USB Memory or a Memory Card without a Computer:
USB memory or a memory card (using a commercially available USB card reader) can be connected 
directly...

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Operations in this manual are presented based on the remote controller that comes with the projector. 
Major operation keys are also provided on the projector unit, so the most of the same procedures can 
also be performed directly on the projector.
Remote Controller Keys
The remote controller does not come with batteries loaded. You need to load the two supplied 
batteries before use.
Important!To avoid running down the batteries, store the remote control unit so its keys are not pressed...

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*This serial port is for connecting a separately available special cable (YK-5) to control the projector 
from a computer.
Important!Be sure to use alkaline batteries only.
Replacing Remote Controller Batteries
Open the battery cover on the back of the remote controller, replace the old batteries with new ones, 
and then close the battery cover.
Back Terminals
Loading Remote Controller Batteries
*
CautionRISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING...

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Locate the projector on a desk, table, or stand that is firm and level. Make sure that you allow 
sufficient space around the sides and back of the projector for proper ventilation. The following 
illustrations show how the projector should be oriented for optimum projection relative to the screen.
zThe projector can be configured for projection from the back of a screen. For details, see 
“Projection Mode” (page 37) under “Screen Settings Main Menu”.
zUse a conveniently located power outlet that you...