InFocus Projector Lp425 User Manual

28
Maintenance & Troubleshooting
8Align the new lamp module in the correct direction.
9Gently push the module in as far as it goes.
10Tighten the screws on the outside of the module. 
11Slide the lamp connector to the left to re-attach it.
12Insert the tabs at the top of the lamp door into the projector 
and press the lamp door into place.
13Plug in the power cord and turn the projector back on.
14To reset the lamp hour counter in the Status bar, press and 
hold the left mouse button, then press the menu...

29
Troubleshooting
Problem: Nothing on projection screen
•Make sure that the power cord is properly connected to a func-
tional 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 projector is switched on.
•Check the projector ’s lamp to ensure that it is...

30
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 37 or 
your computer ’s manual for details.
•Make sure your computer ’s video board is installed and con-
figured correctly.
If you’re using Windows 3.x:
1In the Windows Program Manager,...

31
Problem: Image is out of focus
•Turn the projection lens to focus the image.
•Make sure the projection screen is at least 5 feet (1.5 m) from 
the projector.
•Check the projection lens to see if it needs cleaning.
Problem: Image and menus are reversed left to right
•Rear projection mode is probably turned on. Turn Rear Projec-
tion off in the Controls menu. The image should immediately 
return to forward projection. See “Rear Projection” on 
page 23.
Problem: the projector displays vertical lines,...

32
Maintenance & Troubleshooting
Problem: Projected colors don’t match the computer or video 
player’s colors
•Adjust the brightness, tint and/or contrast from the Display 
menu. Just as there are differences in the displays of different 
monitors, there are often differences between the computer 
image and the projected image. See “Brightness” on page 17, 
“Tint” on page 17 and “Contrast” on page 17. 
Problem: Lamp seems to be getting dimmer
•The lamp begins to lose brightness when it has been in use...

33
APPENDIX
Specifications
The LP 425 must be operated and stored within the temperature 
and humidity ranges specified. 
Te m p e r a t u r e
Operating
50 to 104
° F (10 to 40° C)
Non-operating
-4 to 158
° F (-20 to 70° C)
Humidity
Operating and non-oper. 5% to 95% relative humidity, non-condensing
Dimensions
4.0 x 9.3 x 11.8 inches (10.3 x 23.8 x 30.3 cm)
We i g h t
6.8 lbs. (3.1 kg) unpacked
Altitude
Operating 0 to 10,000 feet (3,048 meters)
Non-operating 0 to 40,000 feet (12,192 meters)
Optics
Focus...

34
Appendix
Video Audio Input
Input Impedance 5K ohm DC coupled
Maximum Input Voltage (L
IN + RIN)PEAK < 4.5 V for THD £
 0.3%
L
IN or RIN < 2.0 Vrms for THD £
 0.3%
Sensitivity 100 mV at 1 KHz for 88 dB SPL at 1 meter
Connector Type RCA jack
Computer Audio Input
Input Impedance 10K ohm nominal, AC coupled
Maximum Input Voltage (L
IN + RIN)PEAK < 4.5 V for THD £
 0.3%
L
IN or RIN < 2.0 Vrms for THD £
 0.3%
Sensitivity 100 mV at 1 KHz for 88 dB SPL at 1 meter
Connector Type 3.5 mm (1/8 inch) stereo phone...

35
Accessories
NOTE: Use only In Focus-
approved accessories. Other prod-
ucts have not been tested with the 
projector. Power Cords (one ships with projector, type depends on country)Standard Accessories 
(ship with the projector) Part Number
LP 425 Quick Start
 card 009-0314-xx
LP 425 User’s Guide
010-0140-xx
Soft Case 110-0190-xx
Shipping Box 110-0186-xx
CableWizard Lite computer cable 6.5 ft (2 m) SP-CW2LITE
Macintosh adaptor 515-0045-xx
Audio Cable 6 ft (1.8 m) 210-0118-xx
Projection Lamp Module...

36
Appendix
Optional Accessories
Personal Plus Accessory Pack, includes: SP-PP-LP4
Deluxe Soft Case (CA-C132)
CableWizard 2 (SP-CW2)
2-button remote (HW-EXREM)
Deluxe Soft Case CA-C132
ATA Travel Case CA-C134
Executive Leather Case CA-C133
CableWizard 2 SP-CW2
CableWizard Extension Cable, non-ple-
num rated, 60.7 ft (18.5 m)SP-CW2EXT
CableWizard Extension Cable, plenum-
rated, 60.7 ft (18.5m)SP-CW2EXTP
2-button remote HW-EXREM
Full-Feature Smart Remote Control HW-SMART
LiteShow Pro Presentation Player...

37
Portable and Laptop Activation Chart
Many laptop computers do not automatically turn on their exter-
nal video port when a secondary display device such as a projec-
tor is connected. Activation commands for some laptop 
computers are listed in the following table. (If your computer is 
not listed or the given command does not work, refer to the com-
puter ’s documentation for the appropriate command.) On some 
laptops, the activation function key is labeled with an icon, for 
example   or the text...