Acco Nobo Digital DLP Projector X23M User Manual

21
USER CONTROLS
IMAGEII (VIDEO MODE)
Degamma
This allows you to choose a degamma table that has been finetuned
to bring out the best image quality for the input.
Saturation
Adjusts a video image from black and white to fully saturated colour.
Press the  to decrease the amount of colour in the image.
Press the  to increase the amount of colour in the image.
Tint
Adjusts the color balance of r ed and green.
Press the  to increase the amount of green in the image.
Press the  to increase the amount of red...

22
USER CONTROLS
Volume
Press the  to decrease the volume.
Press the  to increase the volume.
Mute
Choose the left icon to turn mute on.
Choose the right icon to turn mute off.
Computer / Video Mode
Language Management Lamp Setting
ImageI ImageII Audio
Volume  
Mute
AUDIO
                         

23
USER CONTROLS
MANAGEMENT
Menu Location
Choose the Menu location on the display screen.
Projection
FrontDesktop The factory default setting.
Rear
Desktop When you select this function, the projector reverses
the image so you can project behind a 
translucent scr een.
FrontCeiling When you select this function, the pr ojector turns the
image upside down for ceilingmounted projection.
RearCeiling When you select this function, the projector reverses and turns the image upside down at same time. You
can...

24 USER CONTROLS
Computer / Video Mode
LAMP SETTING
Lamp Hour
Displays the lamp’s elapsed operating time (in hours).
Lamp Reset
Turns the lamp hour counter to 0 hours.
Lamp Reminding
Choose this function to show or to hide the warning message when
the changing lamp message is displayed. The message will show up
30 hours before end of life.
ECO Mode
Choose “On” to dim the projector lamp which will lower power
consumption and extend the lamp life by up to 130%. Choose ”Off”
to return to normal mode.
Auto...

25
APPENDICES
TROUBLESHOOTING
If you experience tr
ouble with the projector, refer to
the following information. If the problem persists, please
contact your local reseller or service centre.
PROBLEM No image appears on the screen
Ensure all the cables and power connections are correctly and
securely connected as described in the “Installation” section.
Ensure the pins of connectors are not crooked or broken.
Check if the projection lamp has been securely installed. 
Please refer to the “Replacing the...

26 APPENDICES
PROBLEM: The screen of the Notebook or PowerBook
computeris not displaying your presentation.
If you are using a Notebook PC:
Some Notebook PCs may deactivate their scr eens when a second
display device is in use. Refer to your computer’s documentation
for information on how to reactivate the monitor display.
If you are using an Apple PowerBook:
In Control Panels, open the PowerBook Display to 
select Video Mirroring “On”.
PROBLEM Image is unstable or flickering
Use “T racking” to correct...

27
APPENDICES
PROBLEM LED lighting message
Message 
Power LED Green Temp LED Lamp LED
Standby State
Flashing Off Off(Input power cord)
Lamp lighting
On Off Off
Power onOn Off Off
Power off (Cooling)On Off Off
Error (Lamp fail)Off Off  On
Error (Thermal fail) On On  Off
Error (Fan lock fail) Off                      Flashing  Off
Error (Over Temp.) Off On  Off
ErrorOff Off  On(Lamp Breakdown)
PROBLEM Message Reminders
“Lamp is appr oaching the end of its useful life in full power
operation. Replacement...

The projector will detect the lamp life itself. It will show you a
warning message “Lamp is approaching the end of its useful life
in full power operation. Replacement Suggested!” When you see
this message, change the lamp as soon as possible.
Make sure the projector has been cooled down for at least 
30 minutes before changing the lamp.
Lamp Changing Procedure:
1
Turn off the power to the projector by pressing the Power button.
2Allow the projector to cool down at least 30 minutes.
3Disconnect the...

29
APPENDICES
SPECIFICATIONS
Light V
alve
Lamp
Number of Pixels
Displayable Color Projection Lens
Projection Screen Size (Diag.) Projection Distance
Video Compatibility H. Frequency
V. Frequency
Power Supply
I/O Connectors
Dimensions (W x H x D) Environmental
Safety RegulationSingle Chip DLPTMT echnology by Texas Instruments
200W SHP User Replaceable Lamp
1024 pixels(H) X 768 lines(V)
16.7M colors
F/2.4~2.65. f 2835.6mm
0.63 to 6.2
5meters diagonal
1.2 to10 metres
PAL, SECAM 625/576i\p NTSC 525/480i\p...

30 APPENDICES
COMPATIBILITY MODES
Remark!
“*” compression
computer image
VESA VGA 640 x 350 70 31.5 70 31.5
VESA VGA 640 x 350 85 37.9 85 37.9
VESA VGA 640 x 400 85 37.9  
VESA VGA 640 x 480 60 31.5 60 31.5
VESA VGA 640 x 480 72 37.9 72 37.9
VESA VGA 640 x 480 75 37.5 75 37.5
VESA VGA 640 x 480 85 43.3 85 43.3
VESA VGA 720 x 400 70 31.5 70 31.5
VESA VGA 720 x 400 85 37.9 85 37.9
SVGA 800 x 600 56 35.2 56 35.2
SVGA 800 x 600 60 37.9 60 37.9
SVGA 800 x 600 72 48.1 72 48.1
SVGA 800 x 600 75 46.9 75 46.9...