InFocus LP925 Projector User Manual

33
Language Menu
FIGURE 22
Language menu
You can display the on-screen menus in English, French, German, 
Spanish, Chinese or Japanese. 
Move the cursor to the language you want, then click the left or 
right mouse button. The menus redraw immediately.
Status Menu
This is a read-only window for informational purposes. To dis-
play the status window, select Show status from the menu, then 
click the left or right mouse button. To remove the window, click 
the left or right mouse button.
FIGURE 23
Status...

34
Using the Projector
Lamp hours used
Indicates how many hours the current lamp has been in use. The 
counter starts at zero hours and counts each hour the lamp is in 
use. After 1,900 hours, the message “Change Lamp” temporarily 
appears on the screen when the projector is turned on. Change 
the bulb when the brightness is no longer acceptable. See 
“Replacing the Projection Lamp” on page 35 for details.
Computer resolution 
Shows your computer ’s resolution setting. To change this, go to 
your...

35
MAINTENANCE & TROUBLESHOOTING
This section describes how to:
clean the lens
replace the projection lamp 
replace the batteries in the remote
use the security lock feature
troubleshoot the projector
Cleaning the Lens
Follow these steps to clean the projection lens:
1Apply a non-abrasive camera lens cleaner to a soft, dry cloth.
Avoid using an excessive amount of cleaner.
Abrasive cleaners, solvents or other harsh chemicals might 
scratch the lens.
2Lightly wipe the cleaning cloth over the lens...

36
Maintenance & Troubleshooting
WARNING: Be extremely careful
when removing the lamp module.
In the unlikely event that the bulb
ruptures, small glass fragments
may be generated. The lamp
module is designed to contain
these fragments, but use caution
when removing the lamp module.
F
IGURE 24
Removing the screws on the lamp door 
CAUTION: Never operate the
projector with the lamp door open
or removed. This disrupts the air
flow and causes the projector to
overheat.
4Loosen the three captive screws on the...

37
5Lift and grasp the metal handle and pull the module out (Fig-
ure 26). Dispose of the lamp module in an environmentally 
proper manner.
FIGURE 26
Removing the lamp module
WARNING: Do not drop the 
lamp module or touch the glass 
bulb! The glass may shatter and 
cause injury.
6Install the new lamp module, being sure to align the connec-
tors properly.
7Push the module in until it is flush with the case of the projec-
tor.
8Tighten the three screws on the outside of the module. 
9Replace the lamp door...

38
Maintenance & Troubleshooting
Replacing the Batteries in the Remote Control
The life of the batteries depends on how often and how long you 
use the remote. Symptoms of low battery charge include erratic 
responses when using the remote and a reduced range of opera-
tion.
Follow these steps to replace the batteries:
1Turn the remote face down in your hand.
2Slide the battery cover off the end of the remote.
3Remove the old batteries and dispose of them in an environ-
mentally proper manner.
4Install...

39
Troubleshooting
Problem: Nothing on projection screen
Make sure that the power cord is properly connected to a fully 
functional AC electrical outlet. Make sure that the power cord 
is also properly connected to the projector.
If the projector is plugged into a power strip, make sure the 
power strip is turned on.
Make sure you have removed the lens cap on the projection 
lens at the front of the projector.
Make sure the lamp is switched on.
Check the projector ’s lamp to ensure that it is...

40
Maintenance & Troubleshooting

You might need to turn everything off and power up the 
equipment again in the proper order. Refer to your com-
puter ’s documentation to determine the correct order.
Make sure your laptop’s external video port is turned on. See 
the “Portable and Laptop Activation Chart” on page 46 or 
your computer ’s manual for details.
Make sure your computer ’s video board is installed and con-
figured correctly.
Make sure your computer has a compatible video board. The...

41
Problem: the projector displays vertical lines, “bleeding” or 
spots
Adjust the brightness. See “Brightness” on page 23.
Check the projection lens to see if it needs cleaning.
Problem: no sound
Adjust volume.
Verify audio/input connections. Make sure you have selected 
the proper audio source. See “Audio Source Select” on 
page 26.
Adjust audio source.
Problem: Image is “noisy” or streaked
Try these steps in this order.
1Deactivate the screen saver on your computer.
2Tu r n  
Auto Image off and...

42
Maintenance & Troubleshooting
Problem: Lamp shuts off
A minor power surge may cause the lamp to shut off. Unplug 
the projector, wait at least a minute, then plug it back in.
Make sure the vents are not blocked.
The most current troubleshooting information can be found in 
the Service and Support section of our website at 
http://www.infocus.com/service. You’ll also find a Technical 
Library, FAQs, and support contacts including a technical sup-
port e-mail form.
Before calling your dealer or...