LG -A100 Service Manual page 105

U103 : Memory
- no power on
X102 : 32Khz X-tal
- no power on
U102 : EGV3 (DBB)
- no power on
- reset
J201 : SIM conn.
- SIM Card trouble
VB201 : Motor
- motor trouble
LGE Internal Use Only
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A100_MAIN_EAX63969001_1.0_BOT
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9. PCB LAYOUT
CN202 : micro USB conn.
- no charging
- no sound via headset
U205 : Mini ABB
- no power on
- no LCD backlight
- no charging
- no sound via headset
- headset detect problem
X101 : 26Mhz X-tal.
- no power on
U301 : Tx Module
- no Service
- bad Rx sensitivity
- low Tx power
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Only for training and service purposes