Canon Lv-7555, Lv-7555f Multimedia Projector Owners Manual

41
APPENDIX
OPERATING WIRELESS MOUSE
INSTALLATION
Wireless Remote Control Unit is not only able to operate this projector but also function as a wireless mouse for most
Personal Computers.  POINT buttons and two CLICK buttons are used for wireless mouse operation.
This Wireless Mouse function is available only when PC mouse pointer is displayed on a projected screen.  When ON-
SCREEN MENU or any message / dialog box is displayed on the screen instead of PC mouse pointer, this Wireless Mouse
function...

42
APPENDIX
MAINTENANCE
WARNING TEMP. INDICATOR
Ventilation Slots of a projector may be blocked.  In such an event, reposition
a projector so that Ventilation Slots are not obstructed.
Air Filter may be clogged with dust particles.  Clean Air Filter by following
section AIR FILTER CARE AND CLEANING on next page.
1
2
If WARNING TEMP. Indicator remains on after performing above checks,
Cooling Fans or Internal Circuits may be malfunctioning.  Contact service
personnel from an authorized dealer or a service...

43
APPENDIX
CLEANING PROJECTION LENS
Apply a non-abrasive camera lens cleaner to a soft, dry cleaning cloth.  Avoid using an excessive amount of cleaner.
Abrasive cleaners, solvents or other harsh chemicals might scratch a surface.
When a projector is not in use, replace Lens Cover.
1
3
Lightly wipe a cleaning cloth over Projection Lens.2
Follow these steps to clean Projection Lens:
AIR FILTER CARE AND CLEANING
AIR FILTER
Pull up and remove.
Turn off a projector, and disconnect AC power cord from AC...

44
APPENDIX
Turn off a projector and disconnect AC plug.  Allow a projector to
cool for at least 45 minutes.
Loosen 2 screws with a screwdriver and pull out Lamp Assembly
by grasping Handle.
1
3
Replace Lamp Assembly with a new one and tighten 2 screws
back.  Make sure that Lamp Assembly is set properly.  Replace
Lamp Cover and tighten 2 screws.4
Loosen 2 screws with a screwdriver and open Lamp Cover.2
Connect AC Power Cord to a projector and turn it on.
6
Follow these steps to replace lamp assembly....

45
APPENDIX
LAMP REPLACE COUNTER
Be sure to reset the Lamp Replace Counter after the Lamp Assembly is replaced.  When the Lamp Replace Counter is reset,
the LAMP REPLACE Indicator stops lighting.
NOTE : Do not reset the Lamp Replace Counter until after the Projection Lamp is replaced.
Turn projector on, press MENU button and ON-SCREEN
MENU will appear.  Press POINT LEFT/RIGHT button(s) to
move a red frame pointer to SETTING Menu icon (refer to
page 40).
Press POINT UP/DOWN button to move a red frame...

46
APPENDIX
TROUBLESHOOTING
Before calling your dealer or service center for assistance, check matters below once again.
1. Make sure you have connected a projector to your computer or video equipment as described in section CONNECTING
PROJECTOR  on pages 12 ~ 14.
2. Check cable connection.  Verify that all computer, video and power cord are properly connected.
3. Verify that all power is switched on.
4. If a projector still does not produce an image, re-start your computer.
5. If an image still does not...

47
APPENDIX
Remote Control Unit
does not work.Check batteries.
Check ALL-OFF switch on Remote Control Unit is set to “ON”.
Make sure nothing is between Infrared Remote Receiver and Remote Control Unit.
Make sure you are not too far from a projector when using Remote Control Unit.
Maximum operating range is 16.4’ (5m).
Make sure the code of Remote Control is set to conform to projector.
(See“SETTING” section on page 39.)
Problem:Try these Solutions
Wireless Mouse
function does not
work.Check cable...

48
APPENDIX
INDICATORS AND PROJECTOR CONDITION
Check the Indicators for projector condition.  
• • • on• • • dim• • • off• • • flashing
✽When the life of the projection lamp draws to an end, the LAMP REPLACE indicator lights yellow.  When this indicator lights yellow,
replace the projection lamp with a new one promptly.  Reset the Lamp Replace Counter after replacement of the lamp.  
The projector is OFF.  (The AC Power Cord is unplugged.)
The projector is READY to be turned on with the POWER ON-
OFF...

49
APPENDIX
1080i (HDTV)
XGA 9
COMPATIBLE COMPUTER SPECIFICATIONS
Basically this projector can accept a signal from all computers with V, H-Frequency mentioned below and less
than 180 MHz of Dot Clock.
ON-SCREEN
DISPLAYRESOLUTIONH-Freq.
(kHz)V-Freq.
(Hz)
VGA 1640 x 48031.4759.88
VGA 2720 x 40031.4770.09
VGA 3640 x 40031.4770.09
VGA 4640 x 48037.8674.38
VGA 5640 x 48037.8672.81
VGA 6640 x 48037.5075.00
MAC LC13640 x 48034.9766.60
MAC 13640 x 48035.0066.67
MAC 16832 x 62449.7274.55
MAC 191024 x...

50
APPENDIX
Video source
System
VGA 1
SVGA 1 
Mode 1
Mode 2
XGA 1 Auto PC Adj.
Fine sync
Total dots
Horizontal
Vertical
Current mode
Clamp
Display area
Display area H
Display area V
Store
Quit
Normal
True
Wide
Digital zoom +
Digital zoom -
0 - 31
On/Off
PC source
PC adjust
720 x 400
800 x 600
1024 x 768
1152 x 864
1280 x 1024
1400 x 1050
Mode 2
Screen
1600 x 1200
Yes/No
1)
Mode 3
Mode 4
Mode 5
Quit
Quit
Mode free
Mode 1
640 x 480
Full screen
Reset
Input
Standard
High contrast
Custom
Image
Normal
Wide...