Resolution By Number Of Led Blinks - LG LSXS26466 Series Service Manual

Troubleshooting

4. Resolution by number of LED blinks

No.
LED blinking 1 time repeatedly
1
Blink -Off-Blink-Off-Blink-Off-Blink-Off-Blink-Off
LED blinking 1 time repeatedly
2
LED blinking 3 time repeatedly
3
LED blinking 4 time repeatedly
4
LED blinking 5 time repeatedly
5
LED blinking 6 time repeatedly
6
LED blinking 7 time repeatedly
7
LED blinking 8 time repeatedly
8
LED operating condition
Repeat
Cause Service guide
1. After resetting the power check
PCB part
normal operation
defect
2 . When the same symptom occurs
again after taking action for 1,
(MICOM)
replace the PCB
1.After resetting the power check
PCB part
normal operation
defect (Piston 2.When the same symptom
occurs again after taking action
over-operation)
for 1, replace the PCB
1.Check input power
2.After resetting the power check
Power voltage
normal operation
3.When the same symptom
defect)
occurs again after taking action
for 1 and 2 replace the PCB
1.Check connected condition
COMP cable
between PCB and COMP
contact error 2.When there is no issue with 1,
replace the PCB
1.After resetting the power check
normal operation
2.When the same symptom
occurs again after taking action
Piston lock
for 1, replace the PCB
3.
When the same symptom occurs
again after taking action for 2,
replace the COMP component
1.After resetting the power check
normal operation
2.When the same symptom
occurs again after taking action
Circuit over-
for 1, replace the PCB
current error
3.When the same symptom
occurs again after taking action
for 2, replace the COMP
component
1.After resetting the power check
normal operation
PCB part
2.When the same symptom
defect (IPM)
occurs again after taking action
for 1, replace the PCB
1.After resetting the power check
normal operation
Communication
2.When the same symptom
error
occurs again after taking action
for 1, replace the PCB