Level 3 Repair
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8-12
8-3-6. Speaker Part
Check
Inductors(Red Points)
crack, open?
Check speaker function.
Play MP3 with maximum volume level.
No
replace Sub PBA.
END
Yes
Check the connection of
Speaker module
Yes
No
Reconnect speaker or replace speaker
module
Check the signals on
Inductors(Red Points)
No
Replace U902
Check
Speaker Connectors
are placed for any damage
No
Resolder the
Speaker Connector(s)
[3712-001458]
or replace Sub PBA.
Yes
Yes
Yes
