Trouble Shooting - LG PB60G Service Manual

Trouble Shooting -

- MAIN board assembly point MAIN b d bl i
- LED board assembly point
No. Circuit No.
1 P3002,04, P3901
2 P402
3 P3001
4 P401
5 P101
6 P908
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Only for training and service purposes
A connection defect of a connector
4
Pin quantity Connection
3 FAN Stop fan operating, conversion to Stand-by a little after when power is on
Abnormality of an image color or no image (LED does not turn on).
30 LED board
Or conversion to Stand-by a little after when power is on, Cable P/N : EAD36774202 Or conversion to Stand by a little after when power is on, Cable P/N EAD36774202
6 LED board No image , Cable P/N : EAD58345817
No image image (LED turns on normally) or a vertical bar/ a parallel bar occurring,
70 DMD board
Cable P/N :EAD62206801
10 Keypad Board Key does not operate, Cable P/N : EAD37058302
3 Speaker Speaker does not print out. , Cable P/N : EAB62689401
P402
2
1
3
P3901 P3901
P101
5
P908
6
Phenomena in case of a connection defect occurrence
P3001
1
P3002
1
P3004
LGE Internal Use Only