Speaker Part - Samsung SM-A920F Service Manual

8. Level 3 Repair

8-4-10. Speaker Part

Check speaker function.
Play MP3 with maximum volume level.
Yes
No
Check the output of MAIN PBA
Replace U8014
L8016, L8017
Yes
No
Check the output at
Replace sub PBA
ANT1008, ANT1009 of sub
Or replace Main BtoB FPCB
PBA
Yes
Replace speaker module
END
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