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8. Level 3 Repair
8-4-10. Speaker Part
Check speaker function.
Play MP3 with maximum volume level.
Yes
Check C-clips of Sub PBA
ANT9003, ANT9005
No
Replace C-Clip
Yes
Yes
END
Replace speaker module
No
Replace MAIN FPCB
Check the PWM output at
ANT9003,ANT9005
Check the PWM output at
ANT9003,ANT9005
Replace SUB PBA
Check the PWM output at
ANT9003,ANT9005
Replace U6012 on MAIN PCB
Yes
Yes
Yes
No
No