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8. Level 3 Repair
8-4-10. Speaker Part
Check speaker function.
Play MP3 with maximum volume level.
Yes
No
Check C-clips of Sub PBA
ANT9002, ANT9003
No
Replace C-Clip
Yes
No
Yes
No
END
Replace speaker module
No
Replace MAIN FPCB
Check the PWM output at
ANT9002,ANT9003
Check the PWM output at
ANT9002,ANT9003
Replace SUB PBA
Check the PWM output at
ANT9002,ANT9003
Replace U6001 on MAIN PCB
Yes
No
Yes
No
Yes
No
No
No
