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8. Level 3 Repair
8-4-16. Display
LCD is still off after PWR ON
Check the Display FPCB
Check the connection of
SOC9001 on Sub PBA
ELAVDD=7.6V (L9000)
ELVDD(L9004), ELVSS(L9005)
VCI(C9016), VDDI(C6143)
Replace the Display module
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Yes
No
Yes
No
Yes
No
Check
Yes
No
Check
Check
Yes
No
Yes
No
END
No
Reconnect the SOC9001 on Sub PBA
No
And replace(If there are problem)
No
And replace(If there are problem)
No
Check C9016, C6143
And replace(If there are problem)
Check the L9000
Check L9004, L9005
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