LG U300 Service Manual page 68

2-3. SUB Bottom Side
S900
U900
U901
2-4. SUB Top Side
CN900
Reference
S900
U900 TVS for Trans flash data signal
U901
Description
Trans Flash Socket
Bluetooth Module
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3. TECHNICAL BRIEF
Reference Description
ANT900 Bluetooth Antenna
BAT900 Back Up battery
CN900 20 pin connector for MAIN PCB
ANT900
BAT900