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6-6 No FAN Voltage (+8V)
Check
the voltage of
IC805 pin 5 (12V)
Check the voltage
of T801 pin12
Check
T801/Replace trans
6-7 Lamp Does Not Work
Standby/Temp LED,
Picture LED, Lamp LED flicker at
the same time? Or, check the lamp
time (6000 hrs)
Check
the DC voltage of BALLAST
(about 300V)
Check F801 (on the
Power Board), D803, and
surrounding circuitry
Samsung Electronics
Yes
No
Yes
No
No
Yes
No
Check /Replace
IC805 Regulator
IC (SI-3050C)
Check L811,
D821, C836
Yes
Check/Replace
Lamp
Check the voltage
of AB1 (connector) pin1 on the
Main Board (over 3.5V)
No
Check the voltage
of IC904(SAA1300) pin 6
(over 3.5V)on the Main Board
Troubleshooting
Yes
Check AB1 on the
Ballast Board
6-5
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