9. PCB LAYOUT
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LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Q300, Vibrator Tr
No Vibrator
CN300, IO Connector
No Charging
No Ear-Mic
No USB
CN400, Camera Connector
No Camera
U301, USB Analog s/w
No USB
U400, B/E IC
No Display
No Camera
No T-Flash
U100, Memory
No Booting
U103, Main Process
No Boot
No Power on
No Service
Reset
U501, Tranceiver
GSM Rx Sensitivity
&Tx Power
No Service
X500, Crystal
26Mhz Reference clock
No Service
U500, PAM+ASM
No Tx Power
No Service
Rx Sensitivity
CN301,Receiver Connector
No Receiver
CN305, LCD Connector
No LCD Display
U303, Charging IC
No Charging
U404,Charge Pump
No LCD Backlight
No Camera
U402,MM LDO
No U400
U201,Audio Amp
No SPK & MP3
U203,BT LDO
No BT&FM Radio
FL200, Balun Filter
BT Tx&Rx
No Service
U200, BlFM
BT Connection
FM Radio Connection
ANT200, BT ANT
BT Tx&Rx
No Service
CN301, Battery Connector
No Power On
BAT400, Back-up Battery
RTC Reset