LG KP270 Service Manual page 139

8. PCB LAYOUT
CN401 Camear Con.
No Camera
BAT201 Coin Cell
No Clock
CN301 MMI Con.
No USB
No Charging
No Ear-Mic
U203 Charging IC
No Charging
U401 Audio Amp
No sound
X501
No Power ON
U507 WCDMA PAM
No WCDMA Tx Power
No Service
U504 PMB6952
No Service
FL504 WCDMA SAW
Duplexer
WCDMA Rx, Tx power
No Service
FL501FEM
WCDMA/GSM Rx
Sensitivity & Tx
Power
No Service
LGE Internal Use Only
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ANT401 BT Ant.
No Blue Tooth
S301 T-Flash Carder
No T-Flash
U102 MCP
No Booting
No Memory Space
U103 PMB8868
No Power On
No Display
No Service
J301 SIM Carder
No SIM
U503 GSM PAM
GSM Tx Power
No Service
J301 SIM Carder
No SIM
MIC401 Microphone
No Voice
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Only for training and service purposes