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7. CIRCUIT DIAGRAM
16
15
14
L
RF PART
GND403
GND404
ANT403
C487
R414
K
1.2n
DNI
C423
1n
C424
SW401
G2
ANT
RF
G1
7p
6.8n
C425
J
C421
1p
I
H
TX_EN
BS3
MODE
(TX_ENABLE)
(GPCTRL2)
G
LOW POWER MODE
LOW
LOW
RX1(EGSM_RX)
LOW
HIGH
RX2(GSM850_RX)
LOW
LOW
RX3(PCS_RX)
LOW
LOW
RX4(DCS_RX)
LOW
LOW
GSM850/900_TX
HIGH
LOW
F
DCS/PCS_TX
HIGH
LOW
FM Radio(LNA)
L401
FM_LNA_EN
22n
E
ANTPAD_GD880
D
C432
FEED
ANT402
C486
C427
DNI
DNI
ZD401
DNI_DIODE_1006
C
B
A
16
15
14
LGE Internal Use Only
13
12
11
10
R413
1K
TX_RAMP
TX_EN
BS1
VBAT
BS2
BS3
C461
C454
C464
C463
C466
1n
1n
1n
1n
39p
C465
C459
10n
33p
17
1
GPCTRL2
GND1
16
2
GND9
GND2
L416
C450
56p
15
U404
3
GND8
RFIN_LB
14
4
ANT
GND3
L404
C451
22p
DCS
13
5
RX4
RFIN_HB
PCS
12
6
C470
RX3
GND4
C471
DNI
1.2p
GSM850
EGSM
C452
FL403
1n
C456
33p
DCS
1
8
IN_1842_5
OUT_1842_5
0.5p
0.5p
C457
33p
PCS
4
9
IN_1960
OUT_1960
L402
L408
C460
2
7
GND1
GND2
3
6
1n
GND3
GND4
5
10
GND5
GND6
1805M1880M,1930M1990M
L409
8.2n
FL402
GSM850
C458
33p
1
8
L410
IN_881_5
OUT_881_5
33n
C467
33p
EGSM
4
9
L407
12n
IN_942_5
OUT_942_5
L406
2
7
GND1
GND2
3
6
8.2n
GND3
GND4
5
10
GND5
GND6
869M894M,925M960MHz
BS2
BS1
(GPCTRL1)
(GPCTRL0)
LOW
LOW
LOW
LOW
HIGH
LOW
HIGH
HIGH
LOW
HIGH
HIGH
LOW
HIGH
HIGH
L417
WLAN_RESET
22n
C488
C430
1u
1u
R421
5.1ohms
.
R423
R410
R409
24K
24K
270ohms
C431
C489 330p
330p
3
1
1
Q401
470n
2
R425
R408
C428
4.7K
470n
4.7K
FM_ANT
13
12
11
10
9
8
7
6
C453
C455
4.7u
4.7u
4.7n
GSM_OUT
3.3n
L403
3.3n
DCS_PCS_OUT
L405
1.5n
C462
1p
RX34X
RX34
RX12X
RX12
GND401
ANT404
BT & WIFI Module (LBEH19UNBC_MURATA)
C402
2.7n
C469 1.8p
R402
R403
DNI
DNI
DBB_BT_INT
BT_DBB_INT
R422
5.1ohms
R415
1V8_VDD
100K
TP411
.
BT_RESET
TP407
WLAN_REG_ON
TP405
TP412
R424
TP404
SPI_MOSI
TP403
270ohms
SPI_CS
C491
3
FM_ANT_2
Q402
470n
2
C490
TP406
470n
SPI_INT
TP401
SPI_MISO
TP402
SPI_CLK
CLK_REQ
UART_TX
UART_RX
R401
1V8_VDD
TCXO LDO
VBAT
U402
4
VDD
3
CLK_REQ
CE
R404
C418
100K
1u
9
8
7
6
- 126 -
5
4
3
2
CLK32K
CLK32K
1
GND11
2
46
2G4_ANT
GND9
3
45
GND14
NC5
4
44
BT_WAKE_B
GND2
5
43
C483
BT_HOST_WAKE_B
OSC_OUT
1n
6
42
OSC_IN
NC4
XTALP
7
41
NC2
GND15
8
40
U401
NC8
NC7
9
39
SEL_SPI/SDIO
NC3
10
38
BT_ENABLE
NC1
11
37
WL_ENABLE
NC9
12
36
WL_HOST_WAKE_N
GND8
13
35
WL_WAKE_N
VBAT2
14
34
SDIO_CMD/SPI_DI
VBAT1
15
33
SDIO_D3/SPI_CS
GND3
16
32
SDIO_D2
SR_VLX1
17
31
GND12
SR_AVDD_2P5
30
C409
GND10
C410
0.1u
10u
C478
L415
1u
3.3u
4.7u
C484
C472
C473
C474
C475
C476
DNI
4.7u
4.7u
4.7u
DNI
GND
0
C408
0.1u
WiFi TCXO
VDD_TCXO
VDD_TCXO
X401
VCC
GND
4
2
1
XTALP
OUT
NC
3
1
VOUT
2
26MHz
GND
TG-5010LH-87N
C419
C417
1u
1u
5
4
3
2
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
1
L
K
J
I
H
G
F
E
C496
C497
D
10u
10u
C
B
A
1
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