Samsung GT-N5110 Service Manual page 38

Level 3 Repair
8-3-5. Speaker Part
Check speaker function.
Play MP3 with maximum volume level.
Yes
Check the connection of
No
HDC400(L) in main PCB,
Reconnect HDC400(L) in main PCB,
HDC101(R) in 11pin(sub)
PCB.
HDC101(R) in 11pin(sub) PCB.
Yes
Replace the speaker
module
Yes
Check the signals on
No
L406, L407(L) in main PCB,
Replace UCD400
C105, C106(R) in 11pin(sub)
PCB.
Yes
END
8-13
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