LG VX8350 Service Manual page 99

VX8350
SETTING : "Melody on" at sounds of test menu.
Voltage atC429
Is about 3.4~4.2V
Check the audio signal at
C400, C425
Check the audio signal at
VR400,VR401,VR402, VR403
Of contact of speaker
Speaker will work
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Only for training and service purposes
START
Yes
Yes
NO
Yes
Yes
Check the state
Yes
properly
Checking Flow
Checking Flow
NO
Replace
C429
Check the Soldering of
C400,C425
Re-solder C400, C425
NO
Check the Soldering
of U400
Re-solder U400
98
NO
Replace MSM
Yes
NO
Replace
U400
NO
LGE Internal Use Only