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7. CIRCUIT DIAGRAM
Audio Switch
VPWR
U400
FSA2267AL10X
1
9
MODEM_RCV_P
1B0
1A
2
8
AMP_OUT_N
1B1
1S
3
7
MODEM_RCV_N
2B0
2S
4
6
AMP_OUT_P
2B1
2A
ANT400
GND3
FEED
GND2
GND1
SNGF0022801
C412
10OL21C7AJ00005
NA
LGE Internal Use Only
Speaker Amp
R400
47K
R401
47K
1u
C400
U401
LM4898ITLX-NOPB
B1
C3
VPWR
VDD
VO2
SPKR_N
C401
0.1u
R402
20K
C1
A3
nRECEIVER_SW
LINE_ON
IN-
VO1
C402
0.1u
C403
R403
20K
A1
A2
LINE_OP
IN+
BYPASS
SPKR_P
TP400
C2
B2
nSPEAKER_SHDN
SD_SEL
SD_MODE
B3
GND
Headset Amp
U402
TPA4411YZH
TP401
B2
B4
nHEADSET_SHDN
_SDL
PGND
B1
A2
_SDR
SGND
C409
220n
A1
D2
HPH_R
INR
OUTL
C406
220n
C1
C2
HPH_L
INL
OUTR
A3
D4
VHDAMP_3.0V
PVDD
PVSS
D1
D3
SVDD
SVSS
C405
1u
C407
1u
BLUETOOTH_Broadcom
C410
FL400
LFB212G45SG8A166
C411
2.2p
IN
OUT
GND1
GND2
33p
L405
L400
L401
10nH
3.3nH
NA
C414
1000p
FM_ANT
C415
R406
150K
H2
47p
RES
F1
RFIOP
L402
G1
RFION
100nH
C417
C416
NA
D4
47p
FMPLLCAP
D1
FMRF_INP
C1
FMRF_INN
A3
FMVCO_LP
A2
FMVCO_LN
C418
0.1u
A1
VREG_FM_1.5V
FM_CVAR
L403
K6
FM_R
AUDIOL
56 nH
K5
FM_L
AUDIOR
J5
AUDIOGND
K2
XTALP
K3
XTALN
U403
B4
BT_32KHz
LPOIN
BCM2048SKUFBG
D10
GPIO7
B8
FM_IRQ
GPIO6
X400
G6
26MHz
GPIO5
E6
4
3
GPIO4
G9
1
2
GPIO3
F10
TSX-3225_26MHZ
GPIO2
H9
EXXY0024401
BT_HOST_WAKEUP
GPIO1
H10
C422
C423
BT_WAKEUP
GPIO0
E7
12p
12p
A_GPIO7
B7
A_GPIO6
K9
A_GPIO5
E9
A_GPIO4
TP402
A10
BT_PCM_OUT
A_GPIO3
TP403
B10
BT_PCM_IN
A_GPIO2
TP404
C10
BT_PCM_SYNC
A_GPIO1
TP405
B9
BT_PCM_CLK
A_GPIO0
R408
100K
D6
RST_N
VBT_2.6V
C426
0.1u
nBT_RESET
D400
PG05DBTFC
SD_MODE
SD_SEL
SD_MODE
0
0
SD
0
1
ON
1
0
ON
SD
1
1
AMP_OUT_P
SPKR_N
AMP_OUT_N
32KHZ_ON
SPKR_P
1u
KPD_ROW0
KPD_ROW1
KPD_ROW2
KPD_ROW3
KPD_COLUMN0
KPD_COLUMN1
KPD_ROW4
INTERNAL_MIC_P
BT_32KHZ
C404
NA
VIB_DRV_ON
KPD_DRV_N
nCAM_RST
CAM_2M_PWDN
CAM_VGA_PWDN
CAM_PWR_ON
CAM_DATA0
CAM_DATA1
CAM_DATA2
CAM_DATA3
CAM_DATA4
HSL
CAM_DATA5
R404 68
CAM_DATA6
HSR
CAM_DATA7
R405
68
CAM_PCLK
CAM_HSYNC
CAM_VSYNC
CAM_MCLK
C408
FLASH_PWR_ON
1u
VCOIN
SIM_IO
SIM_CLK
SIM_RST
VPWR
I2C_SCL
I2C_SDA
VOUT
F7
UART_CTS_N
BT_UART_RTS
C9
VBT_2.6V
UART_RTS_N
BT_UART_CTS
J9
UART_RXD
BT_UART_TXD
K10
UART_TXD
BT_UART_RXD
J6
TM3
F6
TM2
J7
TM1
K7
R407
TM0
100K
D5
BT_REG_CTL
VREG_CTL
B5
VREG_BT
VREG_BT_1.5V
A5
VREGFM_DAC
VREG_FM_1.5V
A6
VDDR5V
VBT_CORE_2.6V
B6
VDDR3V
K8
VDDO18_1
A8
VDDO18_2
F9
VDDO18_3
FB400
G5
VDDC1
VREG_BT_1.5V
D9
VDDC2
SFBH0008101
G7
VDDC3
A7
VDDC4
J10
VDDC5
E1
C421
1.8p
VDDRF1
E2
VDDRF2
K1
VDDPLL
J3
VDDXO
J1
VDDLO
A4
VDDFM1
VREG_FM_1.5V
B1
VDDFM2
B3
C424
C425
VDDFM3
J4
VDDFM4
0.1u
1u
K4
VDDFM5
A9
VDDO33_1
VBT_2.6V
E10
VDDO33_2
J8
VDDO33_3
- 136 -
MAIN to SUB Connector
CN400
91
R420
1
1
90
FLED
2
89
KPD_COLUMN2
R421
1
3
88
4
87
5
86
6
85
7
84
8
83
9
82
10
81
11
80
12
79
13
78
KPDPWR_ON
14
77
VMSMP_2.6V
15
76
TOUCH_Y2YU
16
75
TOUCH_X2XL
17
74
TOUCH_Y1YD
18
73
TOUCH_X1XR
19
72
20
71
SDMC_DAT3
21
70
SDMC_DAT2
22
69
SDMC_DAT1
23
68
SDMC_DAT0
24
67
SDMC_CMD
25
66
SDMC_CLK
26
65
nTF_DETECT
27
64
VTFLASH_3.0V
28
63
LEDR1
29
62
LEDG1
30
61
LEDB1
31
60
32
59
LCD_PWR_ON
33
58
FLM
34
57
VRUIM_3.0V
35
56
LCD_RESET
36
55
BL_PWR_ON
37
54
38
53
MDDI_P_DATA_M
39
52
40
51
MDDI_P_DATA_P
41
50
42
49
MDDI_P_STB_P
43
48
44
47
MDDI_P_STB_M
45
46
92
ENBY0035301
AXK890225WG
FLASH LED
VOUT
FLED
LD400
LMFL2P010
EDLM0008803
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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