Circuit Diagram - LG KS360 Service Manual

7. CIRCUIT DIAGRAM

1 2 3
OJ102
A
2V85_VRF3
1V5_VSD1 1V8_VSD2
3
C112
C113 C114
0.1u
B 0.1u 0.1u
R102
LCD_ID
VBAT
0
R103
DNI
H3
BAT_ID M0
J3
C RF_TEMP M1
G4
M2
H4
M7
G3
M8
J4
M9
F4
JACK_TYPE M10
W3
TXHB TX2
V3
TXLB TX1
W2
GSM850_RXP RX1
V1
GSM850_RXN RX1X
U1
GSM900_RXP RX2
T1
GSM900_RXN RX2X
R3
PABIAS
R4
PA_BAND PABS
R1
DCS1800_RXP RX3
T5
D VDET
U5
PAMODE
P1
DCS1800_RXN RX3X
N4
VC1 FE1
P5
VC2 FE2
M3
PA_EN PAEN
N1
PCS1900_RXP RX4
P3
TX_RAMP VRAMP
M1
PCS1900_RXN RX4X
A18
UART_BT_RTS T_OUT3
J10
UART_BT_CTS T_OUT4
H11
TOUCH_INT T_OUT5
E13
PA_MODE T_OUT6
B19
RPWRON T_OUT7
K9
E LIN_PWM_FRQ T_OUT8
G19
CHG_EN CLKOUT0
X100
U4
NX3225SA
REFR
4 W7
GND2 HOT2 3 XOX
W8
1 GND1 2 XO
HOT1
26MHz
V10
SIM_DATA CC_IO
U9
SIM_CLK CC_CLK
V9
SIM_RST CC_RST
U10
MMC_CMD MMCI_CMD
R8
MMC_D0 MMCI_DAT0
R10
MMC_CLK MMCI_CLK
T9
MMC_D1 MMCI_DAT1
R9
F
MMC_D2 MMCI_DAT2
T10
MMC_D3 MMCI_DAT3
T8
TDO TDO
2V62_VIO T7
TDI TDI
U8
TMS TMS
V8
TCK TCK
W9
TRST_N TRST_N
R6
RTCK RTCK
R115 10K
N5
TRIG_IN
L5
MON1
R116 0 M5
MON2
VBAT
1V5_VSD1 TP106 R7
FSYS3
TP107 U7
26MHZ_BT FSYS2
C
A14
VBAT_SD1
A15
VSD1
10uH A13
SD1_FB
L103
C11
SD2_SD1_SUBST
A12
VSS_SD1
C139 1V8_VSD2 VBAT A16
SD1_FBL
22u
A11
L104
VBAT_SD2
A10
VSD2
10uH B9
SD2_FB
B10
SD2_FBL
A9
VSS_SD2
C141
C12
SU_GATE
22u
B14
SU_GND
B11
D SU_FB
B13
SU_ISENSE
B12
VBAT_SU
C13
VSS_SU
E
UART
UART
3G 2.5G
1
GND GND
2
RX RX UART_RX
3
TX TX UART_TX
4
VCHG
VCHAR NC1
5
ON_SW ON_SW RPWRON_EN
6
VBAT VBAT VBAT
7
PWR NC2 VBUS_USB
8
URXD NC3 USB_DM
9
F UTXD NC4 USB_DP
10
DSR DSR
11
RTS
12
CTS
1 2 3
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4 5 6 7
1V5_VRF2 2V85_VRF3 2V85_VRF3 2V5_VAUDIO 2V8_VVIB 3V1_VUSB 1V5_VRF2 VBAT
C100
C106 C107
C101 2.2u
2.2u 1u 1u
2V85_VRF3
2V85_VRF3 2V9_VAUX 2V62_VIO 2V85_VRF1
2V85_VRF1
2V9_VMMC
1V5_VPLL 2V85_VRF3 VBAT 2V9_VSIM
VBAT
C127
1u
Domain Voltage(V)
VAUX 2.9
VIO 2.62
VSIM 2.9/1.8
VMME 2.9/1.8
VUSB 3.1
VLED 2.9
VAUDIOa 2.5
VRF1 2.85
VRF2 1.5
VRF3 2.85
VPLL 1.5
VRTC 2.0
VVIB 2.8
U102
SD1 1.5
PMB8888
SD2 1.8
SU1 5.6 ... 25
2V62_VIO
R120 2.2K
R121 2.2K
4 5 6 7
8 9 10 11
KDR331V
R100 0
VCHG_OVP
2
3 R101 0
VBUS_OVP
1
D100
2V0_VRTC 2V0_VRTC
C117
0.1u
C129
0.1u
DATA(0:15)
R14 TP101
EBU_AD0
W18
EBU_AD1
V18
EBU_AD2
W17
EBU_AD3
T15
EBU_AD4
U14
EBU_AD5
Current(mA) Net Name
V17
EBU_AD6
T14
EBU_AD7
150 2V9_VAUX R13
EBU_AD8
W16
EBU_AD9
100 2V62_VIO V16
EBU_AD10
U12
EBU_AD11 DATA(0:7)
W15
22 2V9_VSIM
EBU_AD12
W14
EBU_AD13
150 2V9_VMMC V15
EBU_AD14
W13
EBU_AD15
40 3V1_VUSB N18
EBU_WR_N _WR
P19 1V8_VSD2
EBU_RD_N _RD
10 N19
EBU_BC0_N _BC0
P15
EBU_BC1_N _BC1
220 2V5_VAUDIO
150 2V85_VRF1
ADD(0:17)
80 1V5_VRF2
H19
EBU_A0
J17
150 2V85_VRF3
EBU_A1
K16
EBU_A2
20 1V5_VPLL G18
EBU_A3 FCDP
L16
EBU_A4
R111
4 2V0_VRTC J19
EBU_A5 M_RESET
J16
EBU_A6 1
140 2V8_VVIB K17
EBU_A7
K18
EBU_A8
L17
400 1V5_VSD1
EBU_A9
K15
EBU_A10
L18
300 1V8_VSD2
EBU_A11
M16
EBU_A12
0 ... 120 J18
EBU_A13
M18
EBU_A14
N15
EBU_A15
L15
EBU_A16
L19
EBU_A17
M15
EBU_A18
M19
EBU_A19
H18
EBU_A20
R16
EBU_A21
N17
EBU_A22
T19
EBU_A23
U17
EBU_A24
R17 1V8_VSD2
EBU_CS0_N FLASH1_CS
R19
EBU_CS1_N SDRAM_CS
T17
EBU_CS2_N
P18
EBU_CS3_N
R18
EBU_ADV_N
K19
EBU_RAS_N _RAS
N16
EBU_CAS_N _CAS
U18
EBU_WAIT_N nWAIT
U19
EBU_SDCLKO SDCLKO
U15
EBU_SDCLKI SDCLKI
P17
EBU_BFCLKO
U16
EBU_BFCLKI
T18
EBU_CKE CKE
F18
FCDP_RBN FCDP
E19
F32K
D19
OSC32K
F19
X101
RESET_N nRESET
2 1
32.768KHz
B5 C142
IREF1 C145
B6
A_GND DNI 18p
A6 C144
VREF1
18p
L3
VREF2
L4
IREF2
C147
C146
R117
R118
220n 1u 100K
22K
PO_RESET
M_RESET
PWRON
C148 C149
DNI DNI
8 9
- 107 -
12 13 14 15
DATA(0:15)
DATA(0) B3 C7 TP100 ADD(0)
DQ0 A0
DATA(1) C4 C8 ADD(1)
DQ1 A1
DATA(2) C3 C9 ADD(2)
DQ2 A2
DATA(3) D4 B8 ADD(3)
DQ3 A3
DATA(4) D3 M9 ADD(4)
DQ4 A4
DATA(5) E4 L9 ADD(5)
DQ5 A5
DATA(6) E3 K9 ADD(6)
DQ6 A6
DATA(7) ADD(7)
F4 J9
DQ7 A7
DATA(8) J4 H7 ADD(8) 1V8_VSD2
DQ8 A8
DATA(9) K3 H8 ADD(9)
DQ9 A9
DATA(10) K4 D9 ADD(10)
DQ10 A10
DATA(11) L3 H9 ADD(11)
DQ11 A11
DATA(12) L4 G7 ADD(12)
DQ12 A12
DATA(13) M3
DQ13
DATA(14) M4
DQ14
DATA(15) N3
DQ15
B4
VDD1
G9
VDD2
E9 H2
SDRAM_CS _CS VDD3
R105 22 M2
SDCLKI VDD4
R106 22 H4
SDCLKO CLK
TP102 G8 D2
CKE CKE VDDQ1
TP104 F8 F2
_WR _WED U100 VDDQ2
D7 K2
ADD(13) BA0 VDDQ3
D8
ADD(14) BA1 K5D1G12ACD-D075
E7
_RAS _RAS
F7 C2
_CAS _CAS VSS1
G3 F9
_BC0 LDQM VSS2 C131 C132 C133
H3 G2
_BC1 UDQM VSS3 0.1u 0.1u 0.1u
N4
VSS4
DATA(0) J5 E2
IO0 VSSQ1
DATA(1) L5 J2
IO1 VSSQ2
DATA(2) J6 L2
IO2 VSSQ3
DATA(3) L6
IO3
DATA(4) J7
IO4
DATA(5) L7
IO5
DATA(6) J8 B6
IO6 VCC1
DATA(7)
L8 N7
IO7 VCC2
N6
VCCQ
C6
FLASH1_CS _CE
D5
ADD(16) ALE C136 C137 C138
C5
ADD(17) CLE 0.1u 0.1u 0.1u
TP105 E5 B5
_RD _RE VSS5
E6 N5
R__B VSS6
D6 N8
_WR _WE VSS7
F5
_WP
EXT_RESET
2V0_VRTC
2V62_VIO
U101 TC7SH08FS
5
1
_EXTRST VCC
4
nRESET
3
PO_RESET
GND
2
ON BOARD ARM9 JTAG & ETM INTERFACE
1V8_VSD2
CN100
G1 G2
1 30
2 29
3 28
4 27
TRST_N
5 26
TDI
6 25
TMS
7 24
TCK
8 23
RTCK
9 22
TDO
10 21
_EXTRST
11 20
12 19
13 18
14 17
15 16
G3 G4
LGE Internal Use Only
16
A
ADD(0:12)
B
1V8_VSD2
C
C134 C135
0.1u 0.1u
1V8_VSD2
D
E
F
C
D
E