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7. CIRCUIT DIAGRAM
CN100
CN101
HJ-ICT-06Y
HJ-ICT-06Y
1
1
GSM with FEM
C158
L102
100p
15n
C103
4.7p
L104
DNI
C157
100p
WCDMA_1900
GND
C105
33p
L107
SW102
100n
12
ANT
13
L108
GND4
14
VREG_MSMP_2.6V
VDD
15n
15
VC3
16
C107
C108
VC2
GSM1800/1900RX2
17
1u
33p
VC1
GSM1800/1900RX1
R101
1K
ANT_SEL[2]
R102
1K
ANT_SEL[1]
R103
1K
ANT_SEL[0]
WCDMA
WCDMA_850
L136 2.7n
WCDMA_850
L137
C131
12n
DNI
WCDMA 1900
C150
WCDMA_1900
100p
C155
L142
DNI
DNI
LGE Internal Use Only
L128 1.5n
GSM900_RX_M
C102
L144
DNI
6.8n
L129 1.5n
GSM900_RX_P
L159 2.2n
DCS/PCS_RX_M
WCDMA_850
C106
L130
10n
DNI
FL101
DCS/PCS_RX_P
L160 2.2n
5
GSM850RX1
4
GSM900RX2
3
GSM900RX1
2
1
LMSP33QJ-C65TEMP
EAT61533501
L131 1.2n
TX_HB
L135
DNI
C161
4.7p
TX_LB
L134
12n
C168
W850/GSM850_RX_P
33p
C137
L117
0.5p
10n
FL102
B8553
6
1
C169
ANT
RX1
8
RX2
W850/GSM850_RX_M
3
33p
TX
2
GND1
4
9
GND2
GND5
5
7
GND3
GND4
L152
1.2n
W1900_RX_P
L114
C174
FL105
LS36A
2p
12n
1
RX1
L151
1.2n
6
8
ANT
RX2
W1900_RX_M
3
TX
2
GND1
C164 8.2p
4
7
GND2
GND4
L156
C165
5
9
GND3
GND6
15n
1.2p
+VPWR
C109
C110
C111
1n
12p
22u
U101
L132
17
PGND
C115
C116
16
1
DNI
HB_RFOUT
HB_RFIN
15
2
GND6
BAND_SEL
GSM_PA_BAND
100p
100p
14
3
C166
GND5
TXEN
GSM_PA_EN
13
4
GND7
VBATT
DNI
R107
12
5
GND4
VRAMP
GSM_PA_RAMP
11
6
GND3
NC
2.2K
10
7
GND2
GND1
C117
9
8
LB_RFOUT
LB_RFIN
33p
L133
C120
C121
EAN62188401
100p
100p
DNI
C104
C122
RF3194
100p
100p
R109
R110
DNI
DNI
C162 6.8p
C129
C130
100n
82p
L167
C133
8.2n
DNI
14
1
RFOUT_LB
RFIN_LB
13
2
GND4
VMODE0
12
3
VCC2
U102
VMODE1
11
4
GND2
VCC1
10
5
RFOUT_HB
VEN_LB
9
6
GND1
VEN_HB
8
7
CPL_OUT
RFIN_HB
15
GND5
EAN62246301
SKY77196
about 6dB
R111
PWR_DET
36
R113
R112
150
150
- 130 -
About 2dB
R104
GSM_HB_TX
12
R106
R105 430
430
C123
L111
C124
GSM_LB_TX
8.2n
3.9p
100p
L112
L113
C125
8.2n
5.6n
8.2p
+VPWR
1608
C128
836.5MHz
10u
FL103
B9425
C134 5.6p
R136
12
4
1
W850_TX_OUT
OUT
IN
G3
G2
G1
5
3
2
R121
L139
C119
L118
DNI
DNI
8.2p
100
PA_R0
PA_R1
WCDMA_PA_ON2
FL104 B9459
WCDMA_PA_ON1
L155
3.6n
4
1
R122
12
OUT
IN
W1900_TX_OUT
G3
G2
G1
5
3
2
L163
R143
L141
L123
DNI
DNI
12n
100
Copyright © 2012 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
<PA_ENABLE Signal>
W1900 : WCDMA_PA_ON1
W850 : WCDMA_PA_ON2
Only for training and service purposes
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