LG GT540 - Page 181

9. PCB LAYOUT

- 182 -

Only for training and service purposes

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CN400 5pin connector

Cannot use data

communication/charging

U102 GPS LNA

U401 MUIC

Cannot use the data

communication/charging

UU503 BT/WiFimodule

Cannot use BT/WIFI/FM

X400 Sleep crystal

Cannot use sleep mode

U33 PM7540 (PMIC)

Cannot power on

U252 MSM7227 (BB chipset)

Cannot power on

J500 USIM conn.

Cannot use SIM

X250 VCTCXO

U103(2), U104(8), U105(1)

WCDMA PAM

WCDMA Tx power

CN401 Battery connector

Cannot power on

MIC500 Microphone

Cannot use MIC

U402 OVP IC

Cannot use the charging

J501 3.5pi Ear jack Connec-

tor Cannot use Headset

CN602 Sub FPCB conn.

Cannot use the Speaker &

Motor

Q400 FET for charging

Cannot use the charging

CN602 LCD conn.

Cannot use the LCD

CN602 Camera conn.

Cannot use the camera

X500 TCXO

It is only TCXO

of BT / WiFi

U600 Motion Sensor

U601 LCD BLU Driver

Cannot use LCD BLU

FL601,FL602,FL603 3M Cam-

era Filter

IC500 Audio Driver IC

U101 RF tranceiver

WCDMA/GSM/GPS RX

Sensitivity & TX Power

FL109(8)/FL100(1)/FL111(2)

Duplexer

WCDMA TX Power & RX

Sensitivity

GSM Rx Saw Filter GSM RX

Sensitivity

U100 FEM

WCDMA/GSM TX,RXSwitch

and GSM PAM

SW100 RF Cable connector

LG GT540 - Page 181

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