Lenovo Thinkvision C400 Projector User Manual

Item Description Default 
Blank Screen Press the cursor left/right button to 
select a background color for blank 
screen. 
Range: 
Black/Red/Green/Blue/White 
Blue 
Auto Source Press the cursor left/right button to 
enable or disable automatic source 
detection. 
Range: On/Off 
On 
Auto Power Off Press the cursor left/right button to 
disable automatic shutdown of lamp 
after 10 minutes of inactivity. 
Range: On/Off 
Off 
Volume Press the cursor left/button to adjust 
the audio volume. 
Range: 0 - 8 
4...

The following table shows the options that you will see in the Setup menu and the 
default. 
 Item Description Default 
Video type 
Note:   Adjustments for this item 
are only available with Composite 
Video and S-Video connections. 
Press the cursor right/left button to 
select the Video standard. 
Range: Auto/NTSC/PAL/SECAM 
Auto 
Video automatic gain control 
(AGC) 
Note: 
 Adjustments for this item 
are only available with Composite 
Video and S-Video connections. 
Press the cursor right/left button...

Item Description Default 
Pip Size Press the cursor left/right button to 
adjust the secondary image size. 
Note:   Pip Size is only available 
when the projector is connected to 
dual input sources. 
Range: Off/Small/Medium/Large 
Off 
Pip Position Press the cursor left/right button to 
adjust the secondary image location. 
Note: 
 Pip Position is only available 
when the projector is connected to 
dual input sources. 
Range: Upper left to lower right 
Upper Left 
Pip Input Press the cursor left/right...

Item Description 
Video Information Displays the resolution and refresh rate of 
the connected video device. 
Software Version Displays information about the firmware 
version information. 
Lamp Hours Displays lamp hours used information. 
ID Displays ID information 
Wireless Settings Displays Wireless Settings information. For 
more information, go to ″Projector Wireless 
Configuration.″ 
Lamp Mode Toggles between Normal and ECO lamp 
modes. ECO mode uses less power but 
decreases the lamp brightness....

Item Description 
Enable WEP To enable WEP encryption when WEP is 
disabled. When it is selected, the prompt 
″This will disconnect current wireless 
projecting session.″ The new setting will take 
effect in 10 seconds. Continue?″ will appear. 
If select ″Ye s″, any existing wireless 
projecting session or USB image display will 
be terminated immediately. When the 
projector is WEP-enabled, the session key 
will be shown at the bottom right corner of 
the projection screen display, you must input 
the...

7-10 C400 Wireless Projector: User ’s Guide 

Appendix A. Troubleshooting 
The guidelines below provide tips to deal with problems you may encounter while 
using the projector. If the problem remains unsolved, contact your dealer for 
assistance. 
Common problems and solutions 
Check the following before proceeding to the problem-specific solutions. 
v   
 Use a different electrical device in the electrical outlet to confirm that the outlet 
is working. 
v 
 
 Ensure that the projector is turned on. 
v 
 
 Ensure all connections are securely...

Table A-1. Troubleshooting (continued) 
Problem Solution 
The image is blurred. v   
 Adjust the Focus on the projector. 
v 
 
 Press the Re-Sync button on the remote control or 
the projector. 
v 
 
 Ensure the projector-to-screen distance is within the 
range specified. 
v 
 
 Check that the projector lens is clean. 
v 
 
 Make sure the output resolution from the PC is 1024 
x 768, the native resolution of the projector. 
The image is wider at the top or 
bottom (trapezoid effect). v 
 
 Position the...

Table A-1. Troubleshooting (continued) 
Problem Solution 
The projector does not respond to 
the remote control. v   
 Direct the remote control towards the remote sensor 
on the projector. 
v 
 
 Ensure the path between remote and sensor is not 
obstructed. 
v 
 
 Turn off any fluorescent lights in the room. 
v 
 
 Check the battery orientation. 
v 
 
 Replace the batteries. 
v 
 
 Turn off other Infrared-enabled devices in the 
vicinity. 
v 
 
 Have the remote control serviced. 
There is no sound. v...

A-4 C400 Wireless Projector: User ’s Guide