ViewSonic PJ513D-1 Service Manual page 85

6. Troubleshooting Flow Chart
1. System Trouble Shooting Flow Chart
System Trouble Shooting Flow Chart
LED On?
Yes
If Power On, Lamp On?
Yes
No Signal?
No
Power Auto Turn Off
No
IR Remote Control NG?
No
Pixel Fail?
A
ViewSonic Corporation
1. Check power code
2. Check lamp door.
No
3. Check Download SW.
4. Check DC Voltage 1.2V 1.8V 2.5V 3.3Von Main
board
5. Check power board and 14-pin power connector.
1. Check Main BD to Ballast signal wire.
2. Check thermal switch and wire
No
3. Check color wheel.
4. Check DC Voltage 12V on Main board
5. Check Ballast.
6. Check Power Board.
1. Check Input Cable
Yes
2. Check OSD Source set up
3. Check Main board
1. Check OSD Lamp Hours
2. Check Lamp Door
Yes
3. Check Lamp still light or not?
4. Check Fan still spin or not?
5. Check Thermal status
1. Check Remote module battery
Yes
2. Check Remote module
3. Check IR Receiver on Main board
4. Check IR Receiver on Input board
1. Check DMD Chip
Yes
2. Check DMD Chip board
3. Check Main board
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PJ513D-1