6. Self Diagnosis & Trouble Shooting
6-12. When refrigerator ROOM Lamp does not light up
To do list
1) Measuring output voltage
- Measuring the voltage of PCB typical
Ground J23 JUMMPER and
IC76 voltage( CN78-"3"(Red)/R LED),
IC77 voltage (CN78-"1"(Brown)/F LED)
Checking method of Door switch voltage.
- Measuring voltage of CN76-"12")(Purple)
↔ PCB typical
Ground J23 JUMMPER
CLOSE
OPEN
PCB Typical Ground
J23 JUMMPER
R LED Lamp ON R LED Lamp OF
205
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