InFocus LP500 Service Manual page 4

Troubleshooting .......................................................................................................... 83
Troubleshooting Power Problems .......................................................................................84
Troubleshooting Image Problems .......................................................................................91
Troubleshooting Keypad Problems .....................................................................................95
Troubleshooting Remote Problems.....................................................................................96
Troubleshooting Menu Problems ........................................................................................97
Troubleshooting Audio Problems ........................................................................................98
Block Diagram.....................................................................................................................99
Check controller voltages..................................................................................................100
Power up with top case removed to check fans and voltages ..........................................101
Check the thermal switch ..................................................................................................104
Check the color wheel and reseat the cable .....................................................................105
Using the keypad to power up the projector......................................................................109
Parts Lists.................................................................................................................. 111
FRUs by alphabetic listing ....................................................................................... 111
FRUs by numeric listing ....................................................................................................114
Fasteners and Torque Settings.........................................................................................117
Standard Accessories .......................................................................................................118
LP500 Series Service Manual 4