Lenovo C500 User Guide

5.   
 Press the cursor buttons in this order; Down, Up, Left and Right. The Information menu appears 
again showing the lamp hours reset to zero.
Using the security slot 
The projector has a security slot, as shown. Refer to the information that comes with the lock for 
instructions on how to use it. 
 
 
 
 
Appendix A. Maintenance A-3
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A-4 Lenovo C500 Projector User ’s Guide
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Appendix B. Troubleshooting 
The following table provides troubleshooting information for the projector. In some cases, more than one 
possible solution is provided. Tr y the solutions in the order they are presented. When the problem is 
solved, you can skip the additional solutions. 
 Problem Solution 
No image appears on the screen. v   
 Make sure your computer and projector are turned on. 
v 
 
 If the Blank screen is shown, press the Blank button on the remote 
control. 
v 
 
 Verify the settings...

Problem Solution 
There is no light from the projector v   
 Check that the power cable is securely connected. 
v 
 
 Ensure the power source is good by testing with another electrical 
device. 
v 
 
 Restart the projector in the correct order and check that the Power 
LED is green. 
v 
 
 If you have replaced the lamp recently, try resetting the lamp 
connections. Make sure the lamp cover is flush with the projector 
case when closed. 
v 
 
 Replace the lamp module. See “Replacing the projector lamp” on...

LED 
Status/# of 
Flashes Description 
Power 4 System overheating 
5 System interface error 
6 Lamp error 
7 Fan error (refer ready LED status to determine which fan) 
8 Lamp cover open 
9 DLP driver error 
10 Color wheel error
   
Note: 
 If the projector LEDs flash in a manner that is not addressed above, unplug the power cable and 
contact your retailer. 
Thermal protector 
When the temperature inside the projector becomes abnormally high, the LED indicator flashes red (0.5 
seconds on/0.5 seconds...

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Appendix C. Specifications 
Following are specifications for the Lenovo C500 projector. 
 Power consumption Normal operation < 350 watts; Eco mode operation < 250 watts 
Lamp 250W (Eco mode 200W) 
Display type TI DMD 0.7- inch, 12 deg. DDR 
Resolution XGA: 1024x768 native 
Bandwidth Up to SXGA 1280x1024 @ 60Hz 
Color 16.7 million (24-bits/pixel) 
Weight 3.55 kg (7.5 lbs) 
Projection distance 1.5 to 8 meters (4.9 to 26 feet) 
Projection screen size 0.94 to 6.1 meters (37 inches to 240 inches) 
Projection...

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Appendix D. Service and Support 
The following information describes the technical support that is available for your product, during the 
warranty period or throughout the life of the product. Refer to your Lenovo Statement of Limited 
Warranty for a full explanation of Lenovo warranty terms. 
Online technical support 
Online technical support is available during the life of your product through the Lenovo Support We b 
site at http://www.lenovo.com/support. 
During the warranty period, assistance for...

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