PDP-425CMX
142
1234
1234
C
D
F
A
B
E
NO
To examination of the INPUT that input is not displayed
Are 12V supplied to pins 1 and 2 of CN4001?
YES
NO
YES
NO
YES
NO
YES
NO
YES
Are 16.5V supplied to pin 5 of CN4001?
Failure in the IC4003
Are 13.5V supplied to pin 3 of IC4003?
Are 3.3V supplied to pins 7 and 8 of CN4001?
Are 3.3V supplied to pin 11 of CN4001?
When either input from SLOT does not come out
Examination of the SLOT
Examination of the SLOT power supply
Failure in the POWER unit or harness ADX3275
Failure in the POWER unit or harness ADX3275
Failure in the POWER unit or harness ADX3275
Failure in the POWER unit or harness ADX3275
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