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LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4.16 Checking UMTS Block
4.16.1 WCDMA2100 Checking TX level
2
4
5
3
1
KRX102EK
R
X
1
0
2
E
Q101Q
1
0
1
33p
33p
C194
C194
C178
C178
2200p
2200p
L123
L123
12nH
12nH
C189
C189
4.7u
4.7u
2
4
5
3
1
KRX102EK
R
X
1
0
2
E
Q102Q
1
0
2
L125
L125
1.5p
1.5p
C1006
C1006
1000p
1000p
4
120p
120p
C170
C170
LDC151G8820Q-359
LDC151G8820Q-359
U105
U105
COUC
O
U
3
ININ
2
OUTO
U
T
1
TERT
E
R
33p
33p
C169
C169
L124L
1
2
4
1.5nH1
.5
n
H
DNI
DNI
C197
C197
1p
1p
C195
C195
3.9nH3
.9
n
H
L127L
1
2
7
1nH
1nH
L131
L131
3.9nH
3.9nH
L117
L117
C1001
C1001
DNI
DNI
L118
L118
1nH
1nH
C188
C188
5.6p
5.6p
2200p
2200p
C1002
C1002
C174
C174
0.5p
0.5p
C177
C177
56p
56p
C199
C199
2.7nH
2.7nH
L120
L120
DNI
DNI
C180
C180
1.2p
1.2p
DNI
DNI
C181
C181
FL104
FL104
B7683
B7683
ANT
ANT
GND1
GND1
GND2
GND2
GND3
GND3
GND4
GND4
GND5
GND5
RX1
RX1
RX2
RX2
TX
TX
6
222
2
VCC1_PCSV
C
C
1
_
P
C
S
9
VCC2_CELL1V
C
C
2
_
C
E
L
L
1
VCC2_CELL2V
C
C
2
_
C
E
L
L
2
101
0
VCC2_CELL3V
C
C
2
_
C
E
L
L
3
111
1
VCC2_PCS1V
C
C
2
_
P
C
S
1
212
1
VCC2_PCS2V
C
C
2
_
P
C
S
2
202
0
191
9
VCC2_PCS3V
C
C
2
_
P
C
S
3
VCC_BIASV
C
C
_
B
IA
S
232
3
VMODE_CELL
VMODE_CELL
4
242
4
VMODE_PCSV
M
O
D
E
_
P
C
S
3
VREG_CELL
VREG_CELL
VREG_PCS
VREG_PCS
1
7
NC1N
C
1
NC2N
C
2
8
121
2
NC3N
C
3
NC4
NC4
13
13
NC5
NC5
15
15
17
17
NC6
NC6
NC7
NC7
18
18
PGNDP
G
N
D
252
5
5
RFIN_CELL
RFIN_CELL
2
RFIN_PCS
RFIN_PCS
14
14
RFOUT_CELL
RFOUT_CELL
16
16
RFOUT_PCS
RFOUT_PCS
VCC1_CELL
VCC1_CELL
U104
U104
RF5184
RF5184
VREG_RF_2.1V
VREG_RF_2.1V
L129L
1
2
9
DNI
DNI
C171
C171
2.7nH2
.7
n
H
2nH
2nH
L114
L114
R114R
1
1
4
1K1
K
R119R
1
1
9
33p
33p
515
1
4.7nH
4.7nH
C1004
C1004
L115
L115
FL105
FL105
EFCH836MTDB1
EFCH836MTDB1
2
G1
G1
3
G2
G2
G3
G3
5
IN
IN
1
4
O1
O1
828
2
R117R
1
1
7
GND5
GND5
GND6
GND6
RX
RX
TX
TX
FL106
FL106
B7646
B7646
ANT
ANT
GND1
GND1
GND2
GND2
GND3
GND3
GND4
GND4
18nH
18nH
L126
L126
12p1
2
p
C185C
1
8
5
1000p
1000p
C198
C198
FL103
FL103
SAFEB2G14FA0F00
SAFEB2G14FA0F00
G1
G1
2
G2
G2
5
IN
IN
1
O1
O1
3
O2
O2
4
0.75p
0.75p
L132
L132
1nH
1nH
C173
C173
U103
U103
COUC
O
U
3
ININ
2
OUTO
U
T
1
TERT
E
R
4
LDC15836M20Q-360
LDC15836M20Q-360
C187
C187
DNI
DNI
C196
C196
NA
NA
DNI
DNI
L122
L122
R116
R116
82
82
C1005
C1005
2200p
2200p
2200p
2200p
C186
C186
828
2
R118R
1
1
8
SAFEB1G95KA0F00
SAFEB1G95KA0F00
FL107
FL107
2
G1
G1
5
G2
G2
G3
G3
3
1
IN
IN
4
OUT
OUT
L116
L116
1nH
1nH
C172
C172
33p
33p
L128
L128
L130
L130
2.2nH
2.2nH
2.7nH
2.7nH
L121
L121
1.5p
1.5p
C1003
C1003
15p
15p
2.2nH
2.2nH
L133
L133
WCDMA_850_TX_OUT
WCDMA_850_TX_OUT
WCDMA_2100_TX_OUT
WCDMA_2100_TX_OUT
VREG_WCDMA_PA
VREG_WCDMA_PA
VREG_RF_2.85V
VREG_RF_2.85V
PA_ON0
PA_ON0
VREG_RF_2.85V
VREG_RF_2.85V
VREG_RF_2.85V
VREG_RF_2.85V
RX_WCDMA_2100
RX_WCDMA_2100
RX_WCDMA_850_P
RX_WCDMA_850_P
WCDMA_850
WCDMA_850
WB_MIX_INM
WB_MIX_INM
WB_MIX_INP
WB_MIX_INP
RX_W_2100_LNA_OUT
RX_W_2100_LNA_OUT
PA_ON1
PA_ON1
PDET_IN
PDET_IN
PWR_DET
PWR_DET
PWR_DET
PWR_DET
RX_WCDMA_850_M
RX_WCDMA_850_M
WCDMA_2100
WCDMA_2100
ANT
ANT
G1
G1
G2
G2
RF
RF
SW101
SW101
KMS-507
KMS-507
VREG_RF_2.85V
VREG_RF_2.85V
WCDMA_2100
WCDMA_2100
21
21
WCDMA_850
WCDMA_850
C105
C105
56p
56p
15
15
GND1
GND1
1
GND2
GND2
8
GND3
GND3
10
10
GND4
GND4
23
23
24
24
GND5
GND5
11
11
GSM850_EGSM_TX
GSM850_EGSM_TX
GSM850_RX1
GSM850_RX1
12
12
GSM850_RX2
GSM850_RX2
13
13
PCN_PCS_TX
PCN_PCS_TX
9
16
16
PCN_RX1
PCN_RX1
17
17
PCN_RX2
PCN_RX2
18
18
PCS_RX1
PCS_RX1
PCS_RX2
PCS_RX2
19
19
7
VDDV
D
D
WCDMA_1900
WCDMA_1900
22
22
20
20
FL101
FL101
ANT
ANT
2
3
CTRL1C
T
R
L
1
4
CTRL2C
T
R
L
2
CTRL3C
T
R
L
3
5
CTRL4C
T
R
L
4
6
14
14
EGSM_RX1
EGSM_RX1
EGSM_RX2
EGSM_RX2
D5015
D5015
33p
33p
C129
C129
TP1
TP4
TP2
TP3
[Fig. 4.18] Schematic of the WCDMA Tx Block
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