Samsung RF26XAE**, RF267AEBP, RF267AE** Troubleshooting, If compressor does not operate, Start

TROUBLESHOOTING

4-2-7. If compressor does not operate

Start

Did 7 mins pass after Compressor OFF ?

Refer to test function	Does compressor work
in the manual	with manual operation?

Check after

7minutes

Did buzzer of manual operation sound? (Check certainly after manual operation)

1)Replace MICOM

2)Replace PCB

1)Replace IC72 Driver IC(TD62083AP)

2)Replace PCB

Refer to circuit diagram in the manual

Is IC02 MICOM #8

High?(5V)

Is IC72 #15 about

0.8V?

Is CN71 connector

normal?

normal

Check bad contact of

connector

Is COMP ASS'Y

normal?

Normal (recheck)

Checking method of voltage PCB typical	Checking method of voltage
Ground CN1#3(Black) and
	PCB typical Ground CN1#3(Black) and
1) IC02 MICOM #8 ; voltage High(5V 0.5V)
	1) IC72 #15 : Voltage Low(0V)
IC02 MICOM #8, COMP operating

Replace COMP ASS'Y

typical PCB Ground CN1#3(Black)

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