Service manual

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