Read Sony RM-PJ4 / VPL-ES3 Service Manual online
3-1
VPL-ES3
3-1. Electric Troubleshooting
Section 3
Troubleshooting
1
No
Yes
No
No
Yes
Yes
No
Yes
No
Yes
Connect the Power
Power LED OK
Power ON
Lamp ON ?
Lamp ON ?
System shut-down
And cooling
And cooling
No Picture ?
Picture quality
No good ?
No good ?
1. Check Power
2. Check lamp cover LED, lamp door,
2. Check lamp cover LED, lamp door,
dust filter switch.
3. Check the power board out voltage 5V.
4. Change main board.
4. Change main board.
1. check the Ballast power and control
signal wire
2. Check lamp door switch.
3. Check power board output voltage 15V
3. Check power board output voltage 15V
and 12V.
1. Check the LED message table and find
the error.
2. If the error code is lamp cover shine,
please check the lamp.
3. If the error code is lamp cover flash,
please check the door switch.
4. If the error code is temp/fan, please
check the fan status and thermal sensor.
1. The picture is full-white pattern; please
check the LCD panel connector.
2. The picture is full-black pattern; please
check the LCD driver on the main board.
1. The picture a little green, blue, red,
please check the LCD panel connector.
2. The picture has dust, please check the
lens.
3. The picture flicker, please alignment
again.
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