LG GX200 - Page 103

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4.16.3 Checking Flow
Start
Speaker work
properly
Check the signal status of
TP4,TP5 ?
NO
YES
Check the signal status of
TP1,TP2,TP3 ?
NO
YES
Check the signal status of
TP1,TP2,TP3 ?
NO
YES
Check status of
Speaker work ?
NO
Change Speaker
and Try again
YES
Turn On the Music
Check component status of
(C712, C713, , R705, R706,
R713,R716)
Re-soldering or
replace CPU (U401)
and try again
Re-solder or replace
U701 and around
Component and try
again
Re-solder or replace
L708,L709 and try
again