8. Circuit diagram
- 118 -
LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TP203
L
K
J
I
H
G
F
E
D
C
B
A
12
11
10
9
8
7
6
5
4
3
2
1
LGE Internal Use Only
L
K
J
I
H
G
F
E
D
C
B
A
12
11
10
9
8
7
6
5
4
3
2
1
R2
0
u
2.
2
0
0
2
C
C201
1u
VUSB
TP_UART_RX
TP
TP
TP_RPWRON
VBAT
VBAT
0
R200
SM100
U200
9
5
4
6
3
7
2
8
1
EN
V1
SIN
VSS
TYPE
VCC
OCT
V2
D
N
G
P
2V62_VIO
u
7.
4
2
0
2
C
0.1u
C203
10u
C204
SDB1040
D200
2.2u
C205
C206
47p
10u
C222
R201
10K
TP
TP_VBAT
R203
0
2V11_RTC
A
1
2
2
S
8
0
6
1
Z
P
M0
2
2
FB200
2V62_VIO
T
J
2
0
1-
5
0
0
1
M
1-
B
H0
0
0
1
FB201
C207
3.9n
1u
C208
C209
4.7u
1u
C210
TP
TP_DSR
10K
R204
R206
100K
100K
R207
R208
47K
DNI
R209
C211
100n
U201
NC7WZ08L8X_F113
3
4
2
5
1
6
8
7
A1
VCC
B1
Y1
Y2
B2
GND
A2
100K
R210
100K
R211
C212
1u
VBAT
2V62_VIO
3
1
2
Cu
7.
4
R215
750K
K
7.
4
3
1
2
R
1V8_SD
27p
C214
C215
2.2u
1K
R214
2V8_AMP
K
7.
4
5
2
2
R
R216
10K
VBAT
Q200
EMX18
3
2
1
4
5
6
VBAT
2V9_VMME
C216
1u
C217
2.2u
4.7u
C218
SDB1040
D201
C219
2.2u
1u
C220
I
N
D
8
1
2
R
TP
0
0
2
P
T
2V11_RTC
TP
TP_UART_TX
TP6
P
T
10u
C221
R219
DNI
2V85_VRF
2V9_SIM
HSBC-3PT25-19N
CN200
3
2
4
1
2V85_VBT
2V65_TOUCH
100K
R220
100n
C223
K
7.
4
1
2
2
R
C224
2.2u
C225
1u
2.2u
C226
R222
100K
R223
2K
VBAT
100n
C227
100K
R224
2V85_VLCD
8
2
2
Cu
2.
2
1V35_VPLL
VBAT
2.2u
C229
6
2
2
RK
7.
4
T
NI
_
P
S
TP
C230
2.2u
2V5_VAUDB
1V8_SD
220
FB202
MPZ1608S221A
2.2u
C231
PMB6821
U202
4
H
8
H
9
D
6
J
7
H
6
H
5
H
9
G
8
G
7
G
6
G
5
G
4
G
3
G
9
F
8
F
7
F
6
F
5
F
4
F
3
F
9
E
8
E
7
E
6
E
5
E
4
E
8
D
7
D
6
D
5
D
4
D
6
C
L2
L10
K2
J10
K1
K11
J3
J11
H3
H9
J2
J1
H10
H1
H11
H2
G10
G1
G2
G11
F11
F1
F10
F2
E11
E1
E10
E2
D1
D11
E3
D10
D2
C10
C1
C11
D3
C2
B1
1
1
L
8
A
9
J
0
1
K
9
L
9
K
8
L
8
K
7
L
8
J
7
K
6
L
7
J
6
K
5
K
5
J
5
L
4
L
4
K
3
L
3
K
4
J
1
A
4
B
1
1
B
1
L
1
1
A
9
B
0
1
A
0
1
B
9
C
9
A
8
C
8
B
6
A
7
C
7
A
5
A
7
B
5
C
6
B
5
B
4
A
4
C
3
A
3
B
3
C
2
A
2
B
M
V
_
0
E
S
P
V
_
T
A
D
-
C
A
+
C
A
D
N
E
P
S
U
S
N
_
E
O
B
S
U
V
B
S
U
_
D
D
V
P
NI
_
O
N
O
M
N
NI
_
O
N
O
M
O
N
O
M
_
D
D
V
M
_
X
E
F
E
R
V
P
T
U
O
_
O
N
O
M
O
N
O
M
_
S
S
V
N
T
U
O
_
O
N
O
M
F
E
R
R
F
E
R
V
K
NI
H
S
_
H
S
A
L
F
N
O
_
H
S
A
L
F
A
P
N
O
X
T
L
L
P
V
OI
L
L
P
D
D
V
OI
V
2
D
S
V
3
S
M
U
P
2
S
M
U
P
1
S
M
U
P
T
R
O
P
T
U
O
N
O
_
R
E
W
O
P
G
O
D
W
1
F
F
O
_
N
O
2
F
F
O
_
N
O
T
U
O
_
F
F
O
_
N
O
L
T
R
C
_
E
C
R
U
O
S
E
R
T
NI
_
C
2I
T
A
D
_
C
2I
K
L
C
_
C
2I
M
W
P
_
1
L
B
M
W
P
_
2
L
B
M
W
P
_
3
L
B
L
R
T
N
C
_
H
C
E
C
R
U
O
S
_
H
C
C
U
_
E
G
R
A
H
C
E
G
R
A
H
C
_
D
D
V
1
NI
_
E
S
N
E
S
2
NI
_
E
S
N
E
S
F
E
R
_
D
D
V
D
E
L
V
1
D
S
V
RCV
VPIN
VMIN
VMME
D+
VDDMME
D-
VDDRF2
RESET_N
VRF2
RESET2_N
SLEEP1_N
VRF3
SLEEP2_N
VDDRF13_AFC
VAUDIOA
VRF1
VDDAUDIOA
VVIB
VDDSIMVIB
VDDAUDIOB
VAUDIOB
VSIM
VAUX
VAFC
VDDAUX
VRTC
SU1_GATE
SU1_GND
VDDUMTS
SU1_FB
VUMTS
SU1_ISENSE
VDDSD1
VDDSD2
SD1_FB
SD2_FB
SD1_FBL
SD2_FBL
1
S
S
V
2
S
S
V
3
S
S
V
4
S
S
V
5
S
S
V
6
S
S
V
7
S
S
V
8
S
S
V
9
S
S
V
0
1
S
S
V
1
1
S
S
V
2
1
S
S
V
3
1
S
S
V
4
1
S
S
V
5
1
S
S
V
6
1
S
S
V
7
1
S
S
V
8
1
S
S
V
9
1
S
S
V
0
2
S
S
V
1
2
S
S
V
2
2
S
S
V
3
2
S
S
V
4
2
S
S
V
5
2
S
S
V
6
2
S
S
V
7
2
S
S
V
8
2
S
S
V
9
2
S
S
V
0
3
S
S
V
F
E
R
V
_
S
S
V
1
D
S
_
S
S
V
2
D
S
_
S
S
V
VBAT
C232
4.7u
100n
C233
C234
1u
u
0
1
5
3
2
C
6
3
2
Cu
0
1
1V35_CORE
2V85_VFM
2.2u
C237
VBAT
27K
R227
8
2
2
R
I
N
D
2V11_RTC
C238
0.1u
2V8_AMP
BT_VCXO_EN
P
T
C239
10p
2.2u
C240
VBAT
0
R229
1V5_VRF
2.2u
C241
10u
L200
u
0
1
2
4
2
C
TP
1
0
2
P
T
0
3
2
RK
7.
4
2.2u
C243
2V5_VAUDA
C244
2.2u
2.2u
C245
10u
L201
C246
100n
2
0
2
P
T
TP
4.7K
R7
NBL414R-F9J
BAT1
2V11_RTC
GCA26C-6S-H15-E1500
J1
8
7
6
3
5
2
4
1
VCC
GND
RST
VPP
CLK
I_O
GND1
GND2
2V9_SIM
4.7K
R20
2V9_SIM
22p
C24
22p
C23
100n
C1
DNI
C8
VBAT
LEGG-S14G
LD1
TWH104-HS
LD2
SSC-FR104-II1
LD3
2.7
R21
R22
56
150
R23
10K
R231
L202
100n
L203
100n
EVLC5S0250
VA4
VA3
EVLC5S0250
VB1
2
1
L
R
T
C
_
E
C
R
U
O
S
E
R
LIN_MOTOR_EN
RPWRON
USB_DAT_VP
USB_SE0_VM
PM_VCXO_EN
RTC_OUT
_RESET
PM_INT
A
D
S
_
1
C
2I
L
C
S
_
1
C
2I
G
O
D
W
LIN_PWM_FREQ
CLK32K
UART_TX
UART_RX
RPWRON_EN
RPWRON_EN
RPWRON_EN
USB_OEN
BAT_ID
R
P
P
_
DSR
KEYIN1
KEYOUT1
EXTRSTN
CLK32K_1V8
PWRON
N
O
R
W
P
ON_OFF2
2
F
F
O
_
N
O
PMRSTN
PMRSTN
END_KEY
SPOWER_INT
T
NI
_
R
E
W
O
P
S
USB_DM
USB_DP
SIM_RST
SIM_CLK
SIM_IO
T
H
GI
L
K
C
A
B
_
Y
E
K
KEY_BACKLIGHT
N
E
_
K
C
A
B
_
Y
E
K
Do not SMT ( PV )
BATTERY CONNECTOR
EXTERNAL RESET
END KEY CIRCUIT
ADI RPWRON(H)
LINEAR MOTOR DRIVER
END
EUSY0200803
1%
CLOSE TO CONN
BACKUP BATTERY
2V 0.5mAh
NA: GPS
For Product inspection TP
SIM SOCKET
32.768kHz DIVIDING
1.8V 32K clock
PMIC
Rev.B
KEY BACKLIGHT
Board Indicator(WCDMA_BT_WIFI)
Assemble: WiFi
Содержание KM555
Страница 1: ...Service Manual Model KM555 Internal Use Only Service Manual KM555 Date November 2009 Issue 1 0 ...
Страница 115: ... 116 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 125: ... 126 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 133: ... 134 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...