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8. Level 3 Repair
8-4-15. FM radio part
FM is not working
Check the FM function
Check if earphone is insert
Check the status of
EAR9001 or SOC9002
at SUB PBA
Check the voltage of
L9022 = 1.8V
at SUB PBA
Check the status of SOC9000
at MAIN PBA
Check the status of C3032, L3014
at MAIN PBA
Resolder or Replace
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Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
U3003
Yes
No
END
No
No
Insert earphone to work FM
No
Resolder EAR9001 or SOC9002 or
No
Resolder or Replace U9002 or Replace
No
No
Resolder or Replace C3032, L3014
Enable FM Function.
Replace SUB PBA
CTC FPCB
Resolder SOC9000
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