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Thoubleshooting
5-2
intermittent operation
Transformer secondary is
Open
Short 5.8V line.
Intermittently works?
Yes
PIC2
Output voltage is miss-
ing?
PIC1 6
Output 10V error?
Yes
No PIC1 5 output?
Yes
PIC 8
Output 7V error?
Yes
Pattern check. PL36, PL37
Open check. PR21, 22, 23
PZD11, Open check
No
After other output line is shorted,
check for intermittent operation.
Check voltage-line short for
intermittent operation
No
Check PR11, 12, 13, 14 voltage
No
No
Check PC14, 15
Samsung Electronics
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