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1. No Power
Check L800 All
Voltage Level (19V)
Y
Check IC2602 Output
Voltage Level (3.3V_ST)
Y
Check IC802 output
Voltage Level (5V)
Y
Check IC806 Output
Voltage Level (1.24V)
Y
Check IC810 Output
Voltage Level (2.5V)
Y
Check IC807 Output
Voltage Level (1.5V)
Y
Check X201 Clock
Check X201 Clock
24MHz
24MHz
Y
Replace IC100 Flash Memory
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Only for training and service purposes
TROUBLE SHOOTING
N
Check Power connector
OK ?
N
Replace IC2602
N
Replace IC802 &
Recheck
N
Replace IC806 &
Recheck
N
Replace IC810 &
Recheck
N
Replace IC807 &
Recheck
N
N
Replace X201
Replace X201
- 14 -
N
Replace Adapter
LGE Internal Use Only
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