LG GD910 - Page 113

8. CIRCUIT DIAGRAM
- 114 -
LGE Internal Use Only Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
10
12
B
BC2 : SAFEB1G96FL0F00
E
H
F
10
11
BC1 : SAFEA1G95FL0F00
128
8
A
H
5
BC2 : SAFEA1G88FL0F00
3
DC/DC Converter (For 3G PAM)
6
D
11
G
3
MAIN ANT
D
6
C
4
A
F
127
BC1 : SAFEB2G14FA0F00
9
WCDMA
B
5
2
E
7
GSM/EDGE
G
9
C
41
2V85_VRF
L414
2.7nH
1000 pF
UMTS3
VC1
3
VC2
4
VC3
5 6
VC4
7
VDD
C438
GND2
8
GND3
23
GND4
24
GND5
GSM1800_1900TX
9
GSM1800_RX1
16
17
GSM1800_RX2
GSM1900_RX1
18
19
GSM1900_RX2
11
GSM850_900TX
GSM850_RX1
12
13
GSM850_RX2
14
GSM900_RX1
15
GSM900_RX2
UMTS1
20
UMTS2
21
22
2V85_VFM
2V85_VRF
LMSP43QL-771
FL400
ANT
2
GND1
1
10
C427
C467
10n
5.1nH
100p
1
2
L403
4.3nH
ANT401
L419
4pFC458
L416 3.3uH
C455
0.1u
2V85_VRF
2.2n
1.2p
C459
C507
C506
2.2u
0.1uC457
100p
C468
0.1u
C433
0.1u
PGND
11
2
RFIN
RFOUT
8
VBP
3
1
VCC1VCC2
10
5
VEN
VMODE
4
C413
2V85_VRF
ACPM-7383
U405
GND1
6
7
GND2
9
GND3
10
R402
DNI
C473
2V85_VTCXO
2V85_VTCXO
4.7
R404
C466
100p
C440
0.1u
C484
22p
1
A1
A2
5
B1
2
6
B2
4
GND
8
VCC
Y1
7
Y2
3
R401
NL27WZ32USG
U403
C485
VBAT
10K
22p
C474
100p
0.1u
C475
C418
0.1u
2V85_VRF
10n
C404
0.1u
C447
1800FB404
C431
1800FB403
R408 1.2K
1V8_SD
2.2p
C451
10n
1.5p
0.1uC420
C437
C435
220n
C419 82p
SW400
MM8130-2600
G1G2
G3 G4
INOUT
4.7u
C482
1.8nH
2
GND
5
NC1_GND1
6
NC2_GND2
OUT
3
1
VC
4
VCC
L409
2.2p
TG-5021BA
X400
26MHz
C425
12pF
C504
82nH
L428
R410
10K
L400
270nH
3
7
PGND
RFIN
1
RFOUT
6
RREF
5
VCC
4
BGA711L7
U406
EN
2
GS
U402
BS
313
BY_CAP1
BY_CAP2
9
1
DCS_PCS_INDCS_PCS_OUT
12
14
GND1
GND2
11
GND3
8
7
GSM850_900_IN
10
GSM850_900_OUT
2
MODE_SELECT
15
PGND
TX_EN
6
4
VBATT
5
VRAMP
TQM7M5005
1800FB401
1800FB402
3.9nH
L410
R407 20
220
R419
C439
1000 pF
C449
1.5p
C403
0.1u
L405
27nH
C469 10p
2V85_VRF
C453
33p
27K
R411
22nH
L412
C415 0.1u
2V85_VRF
1.5nH
L413
1uC430
47pF
C471
L408
22nH
0.1u
2V85_VRF
C411
C434
C421 3.3p
3.3p
3.3pC409
18p
9.1nH
L411
C454
C483
2.2n
0.1uC410
1u
C444
R400 100K
L429
2V85_VRF
NA
7
8
9
C446
1u
12
13
14
15
16
17
18
19
2
20
21
22
3
4
5
6
2V85_VRF
SC400
1
10
11
C422 10n
C432
C428
2.2p
L423
100p
4
5
GND3 GND4
7
GND5
8
GND6
9
1
RX
TX
3
1.5nH
FL402
SAYFP1G95AA0B00
ANT
6
GND1
2
GND2
4.3nHL420
1.5nH
L415
2
G1
G2
5
IN1
3
4
IN2
OUT
1
VBAT
FB
C3
A3
PGND
PVIN
A1
B3
SGND
SW
A2
C2
VCON
VDD
B1
SAFEB1G95FL0F00
FL401
10u
LM3208TL
U407
C1
EN
C501
C408 2.2p
C441 1.5p
VDDRXIO2V8
VDDRXPLL1V5
B7 A10
VDDRXVCO2V8
J5
VDDTX1V5 VDDTX2V8
K6 K11
VDDTXBB2V8
H2
VDDTXCP2V8
VDDTXFE2V8
K5 G2
VDDTXPLL1V5
VDDTXVCO2V8
J2
VDDVCO2V8
B6
VBIAS
VCO_RC
C5
F2
VDD1V5
J3
VDDBIAS2V8
VDDBUS1V85
F3
VDDDIG2V8
J10
VDDDIGANA1V5
E9 B8
VDDFSYS2V8
G3
VDDLDO1V85
D3
VDDLNA1V5
VDDMIX2V8
K8 B4
VDDRX1V5 VDDRX2V8
C4
VDDRXBB1V5
A3
VDDRXCP2V8
B11
VDDRXFE2V8
F9 A7
TXBAND1
TXBAND2
G10
F10
TXBAND3
K3
TXEN
TXGC
H5
K4
TXHSMODE
TXI
K10
J9
TXIX
TXOUTH
L5
L6
TXOUTHX
TXOUTL
L3
L4
TXOUTLX
TXOUTM
L9
L10
TXOUTMX
TXQ
L2
TXQX
K1
J4C1
RXBAND1
F8
E10
RXBAND2
RXBAND3
D10
RXI
A6
RXINH
E11
F11
RXINHX
RXINL
C11
D11
RXINLX
RXINM
G11
H11
RXINMX
C6
RXIX
RXQ
A4
A5
RXQX
L7
TX1
TX2
L8
H10
J8
LD
J11
C3
MASTERON
NC1
A1 A11
NC2 NC3
L1 L11
NC4
H7
Q
QX
H8
H1
RX1
RX1X
J1
F1
RX2
RX2X
G1
D1
RX3
RX3X
E1
B1
RX4
RX4X
GND22 GND23
G7 G8
GND24 GND25
H4 H6
GND26 GND27
J6 J7
GND28 GND29
K7 C8
GND3 GND4
C10
D4
GND5 GND6
D5 D6
GND7 GND8
D7 D8
GND9
K9
I
IX FSYSOUT2
FSYSOUT3
D9
B5
GND1 GND10
E2
GND11
E4 E5
GND12 GND13
E6 E7
GND14 GND15
E8
F4
GND16 GND17
F5 F6
GND18
F7
GND19 GND2
B9
GND20
G4 G5
GND21
G6
PMB6952
U404
CLK
B3
C2
CLKPGC
CLK_PM
G9
A2
DA
DAPGC
B2
H9
DA_PM
EN
E3
D2
ENPGC
EN_PM
C7
K2
FE1
FE2
H3
FSYSIN_3G
A8
B10
FSYSIN_PM
FSYSOUT1
A9
C9
VBAT
L406
2.7nH
2.2n
C505
0.1u
C426
2V85_VRF
VBAT_PA
C400
6.8p
10n
C500
1000 pF
C464
10nC414
5
VCC
Y
4
2V85_VRF
L407
3.9nH
U400
NL17SZ32XV5T2
A
1
2
B
3
GND
10n
C402
100p
C405
2.2p
C509
6.8p
C436
G1
2
5
G2
IN
1
O1
3
O2
4
2.2nH
C401
SAFEB2G14FA0F00
FL403
18nH
L402
R425
1K
C423
2V85_VRF
C442
2.2p
47pF
FB2
10nC407
L426
NA
L401
C465
18nH
2.2u
2V85_VRF
0.1uC429
1000 pFC443
39p
C456
VBAT_PA
C406 0.1u
L404
5.1nH
L425
2nH
DNI
C498
R424
1K
C412 10n
DNI
C462
1V5_VRF
10n
C45210u
C448
100KR426
2.2u
C508
820
C517
R409
2V85_VRF
DNI
10n
C450
26MHZ
ANT_SEL6
ANT_SEL2
WDCDC_EN
2G_BS
26M_BT
3G_PA_MODE1
WDCDC_EN
WDCDC_VCON
ANT_SEL1
ANT_SEL4
ANT_SEL3
ANT_SEL5
2G_IN
2G_QP
2G_QN
3G_VGC_TX
3G_LD
3G_MASTERON
3G_EN
3G_DATA
3G_CLK
2G_EN
2G_DATA
2G_CLK
AFC
3G_RX_IN
3G_RX_QP
3G_RX_QN
3G_TX_IP
3G_TX_IN
3G_TX_QP
3G_TX_QN
2G_IP
2G_BS
PA_LEVEL
HBAND_IN
LBAND_IN
3G_RX_IP
RF_TEMP
PM_VCXO_EN
BT_VCXO_EN
PA_MODE
LBAND_IN
TXON_PA
HBAND_IN