LP500 Series Service Manual 84
Troubleshooting
You use this section to diagnose problems the LP500 and LP530 projectors. The Power and Image menu
choices provide a variety of symptoms, while the others include only one page.
Here are your choices:
Troubleshooting power problems (page 85)
Troubleshooting image problems (page 92)
Troubleshooting keypad problems (page 96)
Troubleshooting remote problems (page 97)
Troubleshooting menu problems (page 98)
Troubleshooting audio problems (page 99)
In addition to the troubleshooting trees, you will also find the following items:
♦ Block diagram (page 100)
♦ Controller voltage check points (page 101)
♦ How to power up the projector with the top off to check fan operation and voltages (page 102)
♦ How to check thermal switch operation (page 105)
♦ How to check and reseat the color wheel cable (page 106)
♦ How to check the safety switch connector (page 112)
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