![LG LFC21776ST Скачать руководство пользователя страница 36](http://html.mh-extra.com/html/lg/lfc21776st/lfc21776st_service-manual_1903043036.webp)
- 36 -
Actions to take according to Led blinking frequency
LED two - time repetiton
on
-
on
- off -
on
-
on
- off -
on
-
on
- off repeating
PCB part
defect
(piston
overrun)
1.After resetting
power, check if it is
running normal
2.If the same
symptom arises after
the first action,
replace PCB
1
LED four - time repetiton
on
-
on
-
on
-
on
- off -
on
-
on
-
on
-
on
- off repeating
outlet
clogging
1.After resetting
power, check if it is
running normal
2.If the same
symptom arises after
the first action,
replace PCB
3.If the same
symptom arises after
the second action,
replace compressor
2
LED five - time repetiton
on
-
on
-
on
-
on
-
on
- off -
on
-
on
-
on
-
on
-
on
- off repeating
piston
constraint
1. After resetting
power, check if it is
running normal
2. If the same
symptom arises after
the first action,
replace PCB
3. If the same
symptom arises after
the second action,
replace compressor
3
LED six - time repetiton
on
-
on
-
on
-
on
-
on
-
on
- off -
on
-
on
-
on
-
on
-
on
-
on
- off repeating
circuit
overcurrent
error
1. After resetting
power, check if it is
running normal
If the same symptom
arises after the first
action, replace PCB
If the same symptom
arises after the
second action,
replace compressor
4
LED seven- time repetiton
on
-
on
-
on
-
on
-
on
-
on
-
on
- off -
on
-
on
-
on
-
on
-
on
-
on
-
on
- off repeating
PCB part
defect
(IPM)
1.After resetting
power, check if it is
running normal
2. If the same
symptom arises after
the first action,
replace PCB
5
No
LED operating condition
Cause
Service guideline
Содержание LFC21776ST
Страница 13: ... 13 5 CIRCUIT DIAGRAM ...
Страница 15: ... 15 7 PCB Picture 7 1 Main PCB P No MFG EBR67348002 2010 03 Picture CON4 CON5 CON8 CON3 CON2 CON9 CON1 ...
Страница 16: ... 16 7 2 Display PCB Sub PCB P No Display PCB EBR42479305 2010 03 Picture CON01 ...
Страница 62: ...P No MFL47912326 ...