LG GD310 Service Manual page 83

5. TROUBLE SHOOTING
TP
LGE Internal Use Only
START
Check All of LEDs solder
Check TP1 is
2.62V?
Yes
30pin connector
(CN303) is good?
Yes
Replace KEY FPCB
Assemble
CN101
- 84 -
No Check U201 of main
board
No
Replace 44pin
conn.
(CN101)
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