8-3-6. Speaker Part
Check speaker function.
Play MP3 with maximum volume level.
Check signals on
Check the connection of
SPK module breakdown?
Yes
C620, C621
Yes
Check signals on
L300, L301
Yes
HEA300
Yes
Yes
END
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No
Resolder or replace C620, C621
No
Resolder or replace L300, L301
No
No
8-19
Level 3 Repair
Reconnect HEA300
Change SPK module