ViewSonic PJ503D-1 - Troubleshooting

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ViewSonic Corporation Confidential - Do Not Copy PJ503D-1
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1. System Trouble Shooting Flow Chart
LED On?
1. Check power code
2. Check lamp door.
3. Check Download SW.
4. Check DC Voltage 2.5V 3.3V 1.5V on Main board
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
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 s
p
in or not?
IR Remote Control NG?
1. Check Remote module battery
2. Check Remote module
3. Check IR Receiver on Main board
Pixel Fail?
1. Check DMD Chip
2. Check DMD Chip board
3. Check Main board
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6. Troubleshooting