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Standard Repair Process Detail Technical Manual
Error symptom
Content
SET Model
65SK80 LGD
EAY64868601, LGP65-18U6
Power Check Sequence
1. AC input Check : SK100 (100~240Vac)
2. PWR-ON Check : J45
- SET On : above 3V
- SET St-by : 0V
3. DRV_ON Check : J35
- SET On : above 3V
- SET St-by : 0V
4. 13.2V DC Check : J3
- SET On : 13.2V
- SET St-by : 8.4V
5. LED voltage Check : P202(LED+),P203(GND)
Min
Typ.
159.03 V
176.7 V
all condition meets, Power Board OK.
B. Power error _No power
Check power input voltage and ST-BY 7.8V
Power P/N, Name
Power Board
Voltage / Current
Max
194.37V
P203,P202
J37 (13.2V)
SK100 (AC input)
Copyright © 2018 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
A9
J35( DRV-ON)
P201
J43 (PWR-ON)
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