LG LRSOC2306 Series Service Manual page 10

Trip & LED Bliking Information
3. No Connect Trip and LED Blinking 3 times (No Connection Trip)
Blink Blink Blink OFF
Æ Purpose : Prevention Over-Voltage and Over-Current by detecting connection error check.
Æ Cause : Harness connection failure between PCB, Comp, Capacitor.
Comp. insulation breakdown.
Æ Logic : After the Comp. Off every 40 seconds restart Comp.
Test Mode
LED 3
Reset
Blinks
1 Input
Blink Blink Blink OFF
LED 3
About 5min
Blinks
N
Comp.
Harness
Operation? wiring?
Y
Y
Cycle
Repair
Cycle leakage
Harness
-10-
N
N
PCBA Output
Replace PCB
> 60V?
Y
Check
Comp.
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