LG 24MT48DF - Trouble Shooting; No Power

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Only for training and service purposes
TROUBLE SHOOTING
1. No Power
Replace X200
N
Check C400
Voltage Level (19V)
Check Power connector
OK ?
Replace Adapter
Y
N Y
Check IC1001
Output(#16)
Voltage Level (3.3V)
Replace IC1001 &
Recheck
Y
N
Check X200 Clock
24MHz
Replace IC100 Flash
Memory
Y
Check IC403 Output
Voltage Level (5V)
Replace IC403 &
Recheck
Y
N
Check IC402 Output
Voltage Level (1.15V)
Replace IC402 &
Recheck
N
Y