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3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
R104
390K
VBAT
R107
100K
XO
W8
W7
XOX
T5
VDET
P3
VRAMP
K9
T_OUT8
TX1
V3
W3
TX2
T_OUT3
A18
J10
T_OUT4
T_OUT5
H11
E13
T_OUT6
T_OUT7
B19
W2
RX1
RX1X
V1
U1
RX2
T1
RX2X
RX3
R1
P1
RX3X
RX4
N1
RX4X
M1
PABIAS
R3
R4
PABS
PAEN
M3
PAMODE
U5
REFR
U4
M8
G3
J4
M9
M0
H3
J3
M1
M10
F4
M2
G4
H4
M7
FE1
N4
P5
FE2
G19
CLKOUT0
CC_CLK
U9
V10
CC_IO
V9
CC_RST
R108
4.7K
26MHz
X100
NX3225SA
GND1
2
4
GND2
HOT1
1
3
HOT2
R102
0
DNI
R103
LIN_PWM_FRQ
RPWRON
LCD_ID
CHG_EN
JACK_TYPE
DCS1800_RXN
BAT_ID
TX_RAMP
PA_EN
VC2
VC1
PA_BAND
PCS1900_RXN
PCS1900_RXP
DCS1800_RXP
UART_BT_RTS
UART_BT_CTS
TOUCH_INT
SIM_DATA
SIM_CLK
SIM_RST
PA_MODE
RF_TEMP
GSM850_RXP
GSM850_RXN
GSM900_RXP
GSM900_RXN
TXHB
TXLB
Figure 24. S-GOLD Radio Circuit Diagram