LG KP175 - Page 80

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4. TROUBLE SHOOTING
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Only for training and service purposes
A condition is good?
START
Check of ear_jack conditio
n
NO
YE
S
YES
FM_radio will
work properly
Check condition of
matching components
(L201, C231, L701)
A condition is good?
NO
YE
S
Give the additory solder in
L201, C231, L701
Replace CN202
Check Bias Voltage
VGP at C70
0
YE
S
NO
Replace
U102
Check BT_32k at R705?
YE
S
NO
Replace
U102
FM_Radio work is good?
NO
Replace
U700
CHECKING FLOW