Table of Contents
Advertisement
6. CIRCUIT DIAGRAM
1
2
3
VCHARGE
VBAT
URT100
3G
2.5G
1
GND
GND
2
RX
RX
USC1
3
TX
TX
USC2
4
A
VCHAR
NC1
5
ON_SW
ON_SW
RPWRON
6
VBAT
VBAT
7
PWR
NC2
VUSB
8
URXD
NC3
USB-
9
UTXD
NC4
USB+
10
DSR
DSR
11
RTS
USC5
12
CTS
USC4
J11
ADDO_GPO_25
H10
ADD01
ADD1
G9
ADD02
ADD2
G10
ADD03
ADD3
F9
ADD04
ADD4
G11
ADD05
ADD5
F10
ADD06
ADD6
H12
B
ADD07
ADD7
H11
ADD08
ADD8
F11
ADD09
ADD9
G13
ADD10
ADD10
G14
ADD11
ADD11
G16
ADD12
ADD12
F16
ADD13
ADD13
F13
ADD14
ADD14
G15
ADD15
ADD15
F14
ADD16
ADD16
F15
ADD17
ADD17
E15
ADD18
ADD18
F17
ADD19
ADD19
E16
ADD20
ADD20
E17
ADD21
ADD21
D19
ADD22
ADD22
D18
C
ADD23
ADD23
C14
BT_32K
GPIO_40_ADD24
D15
DATA00
DATA0
D17
DATA01
DATA1
D16
DATA02
DATA2
C19
DATA03
DATA3
C18
DATA04
DATA4
B19
DATA05
DATA5
B18
DATA06
DATA6
C17
DATA07
DATA7
C16
DATA08
DATA8
C15
DATA09
DATA9
B14
DATA10
DATA10
B15
DATA11
DATA11
B17
DATA12
DATA12
B16
DATA13
DATA13
A14
D
DATA14
DATA14
A15
DATA15
DATA15
C11
_ROM_CS1
ROMCS1
A10
_ROM_CS2
GPIO_44_ROMCS2
_RAM_CS100
D11
_RAM_CS1
RAMCS1
C10
RAMCS2
E9
AUXCS1
C8
POP_EN
GPIO_46_AUXCS2
D10
GPCS1
C9
GPIO_45_GPCS2
B10
MAIN_CS
GPIO_42_DISPLAY_CS1
SUB_CS
D9
SUB_CS
GPIO_43_DISPLAY_CS2
_RD
A16
_RD
RD
_WR
B12
_WR
WE
_LBS
A17
_LBS
LWR_LB
A18
_UBS
_UBS
HWR_UB
A11
E
C122
BURSTCLK
BURSTCLK
A12
NA
_WAIT
WAIT
MC-146_12_5PFX100
B11
3
ADV
ADV
4
W4
OSCIN
W3
OSCOUT
2
1
C124
1000p
B9
26M_DBB
CLKIN
F2
CHG_EN
GPIO_0
F1
32.768KHz
C125
CHG_STAT
GPIO_1
G4
NA
BT_LDO_EN
GPIO_2
G3
VIBRATOR
GPIO_3
G2
LCD_IF
GPIO_4
G1
FLIP
GPIO_5
G5
HOOK_DET
GPIO_6
H4
USB_DET
GPIO_7
H3
_BT_RST
GPIO_8
H1
JACK_DETECT
GPIO_9
H2
F
13M_AIT
GPIO_10
J1
DSR
GPIO_11
J2
LCD_ID
GPIO_12
J3
CHG_DET
GPIO_13_SRVLIGHT
K3
USB_PATH_SEL
GPIO_16
P4
TF_DAT3
GPIO_22
D6
BT_CTS
GPIO_24_ALRTLIGHT
K1
DEBUG_RX
GPIO_33
2V8_VMEM
L1
DEBUG_TX
GPIO_34
M1
KEY_ROW5
GPIO_35
N1
BT_DBB_INT
GPIO_36
M2
R105
DBB_BT_INT
GPIO_37
N2
_MULTI_INT
GPIO_38
10K
L7
SPK_SEL
GPIO_39
C6
MULTI_BYPASS
GPIO_47
P3
C
GPIO_55
N3
GPIO_56
R107
E6
JTAGEN
JTAGEN
10K
B5
TCK
GPIO_18_JCK
D5
TMS
GPIO_19_TMS
A4
TDI
GPIO_20_TDI
C5
TDO1
GPIO_21_TDO
F6
USC0
USC_0
VCHARGE
USB_VBUS
F5
USC_1
USC_1
E2
USC_2
USC_2
E5
USC3
USC_3
F3
USC4
USC_4
F4
USC5
USC_5
G6
USC6
USC_6
K14
VCHG
K16
CHGDET
P19
D
VUSBIN
VBAT
H17
VUSBCHG
J15
C137
GATEDRIVE
K15
1u
ISENSE
L15
C138
VBATSENSE
T12
1u
CHGLIGHT
L18
TRKCHG1
L19
TRKCHG2
J14
BATT_TEMP
BATTYPE
C143
22p
W12
CRST
C144
1u
J19
REF
C145
1u
L16
REFBB
K17
(1%)
REFOUT
R114
82K
M18
REFCHG
C148
1u
R115
10K
N13
TEMP1
C149
0.1u
P13
TEMP2
C152
0.1u
L13
E
BATTEMP
M13
AUXADC1
M14
TEMP_RF
AUXADC2
R18
LIGHT1
R17
LIGHT2
R16
KEY_BACKLIGHT3
LIGHT3
R12
KEY_ROW1
KEYOUT
R11
POWERKEY
KEYON
M12
TCK
L10
TMS
L12
TDI
N12
TDO
GPIO_55
GPIO_56
BOOT MODE
F
L
L
BYPASS
L
H
UART BOOT
OJ100
OJ101
OJ102
OJ103
H
L
USB BOOT INT CLOCK
H
H
USB BOOT EXT CLOCK
1
2
3
LG(42)-A-5505-10:01
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4
5
6
7
1V8_VRTC
VBAT
VBAT
R100
2V8_VEXT
VBACKUP
1V8_VCORE
2V8_VMEM
2V85_VSIM
2.2K
C106
C107
C108
C109
C101
C100
C102
0.1u
0.1u
0.1u
C116
C111
C112
C113
C114
C115
0.1u
10u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
T2
KEYPADCOL0
U2
KEYPADCOL1
V3
KEYPADCOL2
R3
KEYPADCOL3
T3
KEYPADCOL4
R1
KEYPADROW0
T1
KEYPADROW1
U1
KEYPADROW2
V1
KEYPADROW3
R2
KEYPADROW4
T4
MC_CLK
U3
MC_CMD
U4
MC_DATA0
T5
MC_DATA1
U5
MC_DATA2
V4
MC_DATA3
A7
DMINUS
A8
DPLUS
B6
SIMDATAIO
D8
SIMCLK
B7
SIM_RESET_GPIO23
A3
TXPA_GPO_2
B4
GPO_3
D4
CLKMUXOUT_GPO_4
C4
TXPHASE_GPO_7
B2
DCS_SW_SYNG_GPO_8
B3
DCS_SW_DRV_GPO_9
A2
GSM_SW_SYNC_GPO_10
C1
GSM_SW_DRV_GPO_11
C2
TX_GSM_GPO_16
C3
TX_DCS_GPO_17
D3
DTH_EN_GPO_18
E3
DTH_VLO_EN_GPO_19
D2
DTH_DATA_GPO_20
E4
DATA_CLK_GPO_21
K2
BKLIGHT0_GPO_22
L2
BKLIGHT1_GPO_23
T9
CSFS_DBB
U9
CSFS_ABB
R8
CSDD_DBB
R9
CSDI_ABB
K11
CSDI_DBB
K12
CSDO_ABB
P7
BSOFS_DBB
P8
BSIFS_ABB
M10
BSDO_DBB
M11
BSDL_ABB
N10
BSIFS_DBB
N11
BSOFS_ABB
N8
BSDI_DBB
N9
BSDO_ABB
P9
ASFS_DBB
P10
ASFS_ABB
L8
ASDO_DBB
L9
ASDI_ABB
M8
ASDI_DBB
M9
U103
ASDO_ABB
H6
GPIO_14
H7
MSCLK
J6
AD6721
GPIO_15
J7
MSFS
K7
GPIO_17
K8
MSDI
L3
ATSM_GPO_6
R7
ARSM_GPO_5
T7
ASM
T6
TXON_GPO_1
U6
TXON
W6
RXON_GPO_0
W7
RXON
H8
CLKON
H9
VCXOEN
T8
ABBRST_GPO_29
U8
ABBRESET
R10
CLKOUT_GATE
T10
MCLKEN
U7
CLKOUT
V7
MCLK
V5
PWRON
V6
DBBON
J10
ABB_IGQ_GPIO_48
K10
INT
J8
RESET
K9
RESET2P8
J9
RESET1P8
V8
VCORE
W8
VCOREOUT
W13
VMEMFB
V12
VMEMOUT
V11
VEXT_REG1
W11
VEXT_REG2
M19
VRF
V14
VSIM_A
W15
VRTC
U19
VMIC
T19
VUSB_A
W14
VGP
N18
VABB_LDO
P18
VAPP
N19
VAPPGATE
V17
PWREN
L14
VAPPCFG
U12
VMEMSEL
T11
(USC6)
VRTCSEL
T13
PMTSEL
E19
PA
K18
AFCDAC
G19
QP
F19
QN
H18
IP
J18
IN
U18
AIN1P
U17
AIN1N
V18
AIN2P
V19
AIN2N
W18
ACCDETECT
U16
JACKSENSE
M15
AIN3L
N14
AIN3R
M16
AIN3COMMON
N17
AOUT1P
N16
AOUT1N
T14
AOUT2P1
U14
AOUT2P2
T15
AOUT2N1
U15
AOUT2N2
M17
AOUT3L
N15
AOUT3R
4
5
6
7
8
9
10
11
VUSB
2V8_VEXT
C103
C104
C105
10u
0.1u
0.1u
C110
0.1u
KEY_COL0
KEY_COL1
KEY_COL2
KEY_COL3
KEY_COL4
KEY_ROW0
KEY_ROW1
KEY_ROW2
KEY_ROW3
KEY_ROW4
USB-
USB+
SIM_DATA
SIM_CLK
SIM_RST
_MULTI_RST
BT_RTS
ONNOFF
MIC_PATH_SEL
TFLASH_EN
ANT_SW1
ANT_SW2
ANT_SW3
PA_EN
PA_BAND
PCM_EN
S_EN
S_DATA
S_CLK
AMP_SHDN
LCD_DIM_CTRL
I2S_SCK
LCD_RESET
I2S_WS
I2S_SDO
D100
1
DBB_CLKON
3
CLKON
2
BT_MAIN_CLK_EN
R103
KDR331V
DBB_CLKON
CLKON
10K
KDS160E
D102
ONNOFF
RPWRON
R104
100K
_RESET
R106
3300
VGP
VUSB
2V5_VMIC
2V85_VSIM
2V75_VVCXO
2V8_VEXT
2V8_VMEM
1V8_VCORE
1V8_VRTC
C126
C132
C136
C129
C130
C131
C133
C134
C135
2.2u
27p
0.1u
1u
1u
1u
1u
1u
1u
C127
C128
1u
1u
TX_RAMP
AFC
QP
C142
QN
47p
IP
VINNORP
IN
VINNORN
AUXIP
AUXIN
C146
C147
18p
18p
C150
C151
18p
18p
FM_AUDIO_L
R116
4.7
FM_AUDIO_R
REC_P
C153
0.1u
C154
39p
R117
4.7
REC_N
R118
0
C155
C156
39p
39p
R119
0
SPK_P_ABB
R120
4.7
C157
39p
R121 4.7
SPK_N_ABB
C158
C159
C160
C161
39p
39p
39p
39p
AUXOP_L
AUXOP_R
8
9
- 91 -
12
13
14
15
MEMORY(INTEL_256)
(256+ 64PSRAM)
U100
PF38F4050L0ZBQ0
G1
H2
ADD01
A0
D0
DATA00
F1
H3
ADD02
A1
D1
DATA01
E1
G3
ADD03
A2
D2
DATA02
D1
H4
ADD04
A3
D3
DATA03
B1
J5
ADD05
A4
D4
DATA04
C1
G5
ADD06
A5
D5
DATA05
F2
J6
ADD07
A6
D6
DATA06
E2
H7
ADD08
A7
D7
DATA07
F6
G2
ADD09
A8
D8
DATA08
D7
J3
ADD10
A9
D9
DATA09
E7
G4
ADD11
A10
D10
DATA10
B8
J4
ADD12
A11
D11
DATA11
C8
H5
ADD13
A12
D12
DATA12
D8
G6
ADD14
A13
D13
DATA13
F7
H6
ADD15
A14
D14
DATA14
E8
J7
ADD16
A15
D15
DATA15
F8
ADD17
A16
D2
ADD18
A17
B2
ADD19
A18
B3
ADD20
A19
E6
J1
ADD21
A20
_S_CS1
B7
C5
ADD22
A21
S_CS2
C7
ADD23
A22
C3
_ROM_CS1
A23
D3
D6
A24
_P1_CS
_RAM_CS1
2V8_VMEM
1V8_VCORE
E3
K2
A25
_P2_CS
K8
P_MODE
B5
VCC11
L4
VCC12
B6
C2
VCC21
_R_LB
_LBS
K6
D5
VCC22
_R_WE
J8
H1
VCCQ1
_R_OE
K7
F3
VCCQ2
_R_UB
_UBS
L3
VCCQ3
D4
VPP
K5
K1
P_VCC
_CE1
_ROMCS1
K4
G8
S_VCC
_CE2
K3
_CE3
B4
E4
VSS1
_WP
C4
E5
VSS2
_ADV
ADV
L1
F5
VSS3
_WE
_WR
L2
J2
VSS4
_OE1
_RD
L5
H8
VSS5
_OE2
R101
100ohm
L6
F4
C117
C118
C119
C120
VSS6
_RST
_RESET
L7
G7
_WAIT
0.1u
0.1u
0.1u
0.1u
VSS7
WAIT
_WAIT
L8
C6
VSS8
CLK
BURSTCLK
C121
1000p
2V8_VMEM
C123
1u
U101
TC7SH08FS
5
1
_ROM_CS2
VCC
4
_ROMCS1
3
_ROM_CS1
GND
2
CHARGE
USB_VBUS
VCHARGE
VBAT
2V8_VEXT
U102
ISL6299
1
10
CRDL
BAT
2
USB
6
3
IMIN
_PPR
4
_CHG
CHG_STAT
9
ICDL
7
8
USBON
GND
5
11
CHG_EN
_EN
PGND
R111
R112
R113
R110
C139
C140
C141
1u
220K
33K
10K
1u
1u
100K
(1%)
(1%)
MG295D
MODEL
LGMC
LGE Internal Use Only
16
A
B
C
D
E
F
C
D
E
LG Electronics Inc.
Advertisement
Table of Contents
