Troubleshooting - LG M2794DP Service Manual

Power-Up Boot Fail Trouble Shooting
Check P100 All
Voltage Level (5V, 12V)
Y
Check IC1102 Outpu t
Voltage Level (5V)
Y
Check IC1104 out put
Voltage Level 3.3V
Y
Check X101 Clock
12MHz
Y
Replace IC 105 Flash
Memory
2009
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C
Only for training and service purposes

TROUBLESHOOTING

N
Check Pow er con nector
OK ?
N
Replace IC1102
N
Replace IC 1104 &
Recheck
N
Replace X 101
- 20 -
N
Replace P ower board
Wave form of X101
LGE Internal Use Only