- 167 -
7. Circuit diagram
LGE Internal Use Only
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
u
1
.
0
0
0
3
C
n
0
1
1
0
3
C
u
1
.
0
2
0
3
C
I
N
D
0
0
3
R
K
0
0
1
1
0
3
R
2
0
3
R
K
0
0
1
U300
0
1
R
9
R
2
R
1
R
0
1
A
9
A
2
A
0
1
P
1
P
4
M
1
G
3
F
0
1
B
2
B
1
B
E5
H7
N5
G5
B5
J7
E7
G9
F8
F10
G6
E9
J8
D10
H2
C9
G2
N9
K1
M10
E3
L9
H8
K9
G8
J10
J2
M1
C7
P8
C8
H10
D7
H1
D8
D1
D6
B8
E8
D5
M2
F6
P9
F7
J1
E6
H9
H4
C1
H3
B9
F5
G10
E4
F9
F4
E10
G4
D9
G3
C10
J4
N10
H5
M9
H6
L10
J5
K10
J6
J9
G7
P6
K6
C5
K5
K7
C6
L8
C3
K8
C4
L7
B4
L6
B7
L5
B3
L4
B6
K2
N8
J3
M7
M3
N7
F1
P5
F2
P4
K3
N4
D4
P3
E2
P2
D3
M8
E1
N6
D2
M6
C2
P7
L3
M5
L2
N3
L1
N2
K4
N1
IO0
A0
IO1
A1
IO2
A2
IO3
A3
IO4
A4
IO5
A5
IO6
A6
IO7
A7
IO8
A8
IO9
A9
IO10
A10
IO11
A11
IO12
A12
IO13
A13
IO14
BA0
IO15
BA1
_CE
DQ0
_RE
DQ1
_WEN
DQ2
CLE
DQ3
ALE
DQ4
_WP
DQ5
R_B
DQ6
DQ7
VSSN1
DQ8
VSSN2
DQ9
VSSQ1
DQ10
VSSQ2
DQ11
VSSQ3
DQ12
VSSQ4
DQ13
VSSQ5
DQ14
VSSQ6
DQ15
VSSQ7
DQ16
VSSQ8
DQ17
VSSQ9
DQ18
VSSQ10
DQ19
VSS1
DQ20
VSS2
DQ21
VSS3
DQ22
VSS4
DQ23
VSS5
DQ24
VSS6
DQ25
DQ26
VDD1
DQ27
VDD2
DQ28
VDD3
DQ29
VDD4
DQ30
VDD5
DQ31
VDD6
_CS
VDDQ0
CLK
VDDQ1
_CLK
VDDQ2
CKE
VDDQ3
_WED
VDDQ4
_RAS
VDDQ5
_CAS
VDDQ6
DQM0
VDDQ7
DQM1
VDDQ8
DQM2
VDDQ9
DQM3
DQS0
VCCN1
DQS1
VCCN2
DQS2
DQS3
1
C
N
2
C
N
3
C
N
4
C
N
5
C
N
6
C
N
7
C
N
8
C
N
1
U
N
D
2
U
N
D
3
U
N
D
4
U
N
D
5
U
N
D
6
U
N
D
7
U
N
D
V
8
.
1
_
E
M
S
M
_
G
E
R
V
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
L
K
J
I
H
G
F
E
D
C
B
A
L
K
J
I
H
G
F
E
D
C
B
A
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
LGE Internal Use Only
V
6
.
2
_
P
M
S
M
_
G
E
R
V
V
8
.
1
_
E
M
S
M
_
G
E
R
V
VREG_MSMC1_1.25V
VREG_MSME_1.8V
VREG_MSMC2_1.25V
VREG_MSMA_2.6V
VREG_MSMP_2.6V
u
0
1
3
0
3
C
4
0
3
Cn
0
1
n
1
5
0
3
C
6
0
3
Cu
1
.
0
n
1
7
0
3
C
8
0
3
Cn
1
u
0
1
9
0
3
C
0
1
3
Cu
1
.
0
n
1
1
1
3
C
n
1
2
1
3
C
3
1
3
Cn
0
1
n
1
4
1
3
C
5
1
3
C
u
0
1
6
1
3
Cn
1
u
1
.
0
7
1
3
C
E10
AE22
AD25
AE18
AE15
AE11
AE7
Y5
T5
H25
E25
E22
Y25
V25
T25
P25
M25
K25
AE12
AC10
AC5
Y8
AF26
AF25
AF3
AF2
U252
L5
AE26
AB11
Y20
W19
U17
U11
P23
N23
M11
L17
L12
K23
K9
J19
G23
E19
C2
B26
B3
B2
T2
R8
R5
P9
N8
K6
K5
J6
J5
F9
E6
C8
C3
U6
T6
T3
R9
P8
P5
N9
K8
J9
J8
H6
H5
E9
E5
D3
B8
AE13
AE5
AB14
AB10
AA22
Y19
Y6
V22
U14
T16
T15
T14
T13
T12
R17
R16
R15
R14
R13
R12
P22
P17
P16
P15
P14
P13
P12
P11
P6
N22
N16
N15
N14
N13
N12
M16
M15
M14
M13
M12
L15
L13
L6
K22
G22
F19
F15
F10
E14
B4
7
G
A
6
G
A
5
G
A
4
G
A
3
G
A
7
2
G
A
6
2
G
A
5
2
G
A
4
2
G
A
3
2
G
A
2
2
G
A
1
2
G
A
0
2
G
A
2
G
A
9
1
G
A
8
1
G
A
7
1
G
A
6
1
G
A
5
1
G
A
4
1
G
A
3
1
G
A
2
1
G
A
1
1
G
A
0
1
G
A
1
G
A
7
2
F
A
1
F
A
7
2
E
A
1
E
A
7
2
D
A
1
D
A
7
2
C
A
1
C
A
7
2
B
A
1
B
A
7
2
A
A
1
A
A
7
2
A
6
2
A
5
2
A
4
2
A
3
2
A
2
2
A
1
2
A
0
2
A
9
1
A
8
1
A
7
1
A
6
1
A
5
1
A
4
1
A
3
1
A
2
1
A
1
1
A
0
1
A
9
A
8
A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
6
1
E
4
1
F
5
A
A
2
2
H
1
1
N
5
N
8
1
E
3
1
E
5
U
9
T
7
2
Y
1
Y
7
2
W
1
W
7
2
V
1
V
7
2
U
1
U
7
2
T
1
T
7
2
R
1
R
7
2
P
1
P
7
2
N
1
N
7
2
M
1
M
7
2
L
1
L
7
2
K
1
K
7
2
J
1
J
7
2
H
1
H
7
2
G
1
G
7
2
F
1
F
7
2
E
1
E
7
2
D
1
D
7
2
C
1
C
7
2
B
1
B
9
G
A
8
G
A
5
6
_
C
N
6
6
_
C
N
7
6
_
C
N
8
6
_
C
N
9
6
_
C
N
0
7
_
C
N
1
7
_
C
N
2
7
_
C
N
3
7
_
C
N
4
7
_
C
N
5
7
_
C
N
6
7
_
C
N
7
7
_
C
N
8
7
_
C
N
9
7
_
C
N
0
8
_
C
N
1
8
_
C
N
2
8
_
C
N
3
8
_
C
N
4
8
_
C
N
5
8
_
C
N
6
8
_
C
N
7
8
_
C
N
8
8
_
C
N
9
8
_
C
N
0
9
_
C
N
1
9
_
C
N
2
9
_
C
N
3
9
_
C
N
4
9
_
C
N
5
9
_
C
N
6
9
_
C
N
7
9
_
C
N
8
9
_
C
N
9
9
_
C
N
0
0
1
_
C
N
1
0
1
_
C
N
2
0
1
_
C
N
3
0
1
_
C
N
4
0
1
_
C
N
1
D
V
S
R
2
D
V
S
R
8
P
_
D
D
V
9
P
_
D
D
V
0
1
P
_
D
D
V
G
R
P
_
E
S
U
F
Q
_
D
D
V
1
C
_
S
N
S
_
D
D
V
2
C
_
S
N
S
_
D
D
V
6
P
2
_
Y
H
P
B
S
U
_
D
D
V
3
P
3
_
Y
H
P
B
S
U
_
D
D
V
1
_
C
N
2
_
C
N
3
_
C
N
4
_
C
N
5
_
C
N
6
_
C
N
7
_
C
N
8
_
C
N
9
_
C
N
0
1
_
C
N
1
1
_
C
N
2
1
_
C
N
3
1
_
C
N
4
1
_
C
N
5
1
_
C
N
6
1
_
C
N
7
1
_
C
N
8
1
_
C
N
9
1
_
C
N
0
2
_
C
N
1
2
_
C
N
2
2
_
C
N
3
2
_
C
N
4
2
_
C
N
5
2
_
C
N
6
2
_
C
N
7
2
_
C
N
8
2
_
C
N
9
2
_
C
N
0
3
_
C
N
1
3
_
C
N
2
3
_
C
N
3
3
_
C
N
4
3
_
C
N
5
3
_
C
N
6
3
_
C
N
7
3
_
C
N
8
3
_
C
N
9
3
_
C
N
0
4
_
C
N
1
4
_
C
N
2
4
_
C
N
3
4
_
C
N
4
4
_
C
N
5
4
_
C
N
6
4
_
C
N
7
4
_
C
N
8
4
_
C
N
9
4
_
C
N
0
5
_
C
N
1
5
_
C
N
2
5
_
C
N
3
5
_
C
N
4
5
_
C
N
5
5
_
C
N
6
5
_
C
N
7
5
_
C
N
8
5
_
C
N
9
5
_
C
N
0
6
_
C
N
1
6
_
C
N
2
6
_
C
N
3
6
_
C
N
4
6
_
C
N
GND1
GND2
GND3
GND4
GND5
GND6
GND7
GND8
GND9
GND10
GND11
GND12
GND13
GND14
GND15
GND16
GND17
GND18
GND19
GND20
GND21
GND22
GND23
GND24
GND25
GND26
GND27
GND28
GND29
GND30
GND31
GND32
GND33
GND34
GND35
GND36
GND37
GND38
GND39
GND40
GND41
GND42
GND43
GND44
GND45
GND46
GND47
GND48
GND49
GND50
GND_A1
GND_A2
GND_A3
GND_A4
GND_A5
GND_A6
GND_A7
GND_A8
GND_A9
GND_A10
GND_A11
GND_A12
GND_A13
GND_A14
GND_A15
GND_A16
VDD_A1
VDD_A2
VDD_A3
VDD_A4
VDD_A5
VDD_A6
VDD_A7
VDD_A8
VDD_A9
VDD_A10
VDD_A11
VDD_A12
VDD_A13
VDD_C1_1
VDD_C1_2
VDD_C1_3
VDD_C1_4
VDD_C1_5
VDD_C1_6
VDD_C1_7
VDD_C1_8
VDD_C1_9
VDD_C1_10
VDD_C1_11
VDD_C1_12
VDD_C1_13
VDD_C1_14
VDD_C1_15
VDD_C1_16
VDD_C1_17
VDD_C1_18
VDD_C1_19
VDD_C1_20
VDD_C1_21
VDD_C1_22
VDD_C1_23
VDD_C1_24
VDD_C2_1
VDD_C2_2
VDD_C2_3
VDD_MDDI
VDD_P1_1
VDD_P1_2
VDD_P1_3
VDD_P1_4
VDD_P1_5
VDD_P1_6
VDD_P2_1
VDD_P2_2
VDD_P2_3
VDD_P3_1
VDD_P3_2
VDD_P3_3
VDD_P3_4
VDD_P3_5
VDD_P3_6
VDD_P4_1
VDD_P4_2
VDD_P7_1
VDD_P7_2
8
1
3
Cn
0
1
9
1
3
Cn
0
1
n
0
1
0
2
3
C
1
2
3
Cn
1
u
0
1
2
2
3
C
3
2
3
Cu
1
.
0
u
1
.
0
4
2
3
C
n
0
1
5
2
3
C
n
1
6
2
3
C
VSNS_MSME_1.8V
0
R305
0
R303
VSNS_MSMC1_1.25V
VSNS_MSMC2_1.25V
0
R304
C327
0.1u
C328
0.1u
VREG_MSMA_2.6V
VREG_MSMC1_1.25V
VREG_MSMC2_1.25V
VREG_MSME_1.8V
VREG_MSMP_2.6V
V
9
.
2
_
2
X
U
A
_
G
E
R
V
V
6
.
2
_
A
M
S
M
_
G
E
R
V
V
3
.
3
_
B
S
U
u
2
2
9
2
3
C
0
3
3
Cu
1
u
1
.
0
1
3
3
C
u
0
1
2
3
3
C
n
0
1
3
3
3
C
u
1
.
0
4
3
3
C
5
3
3
Cn
1
6
3
3
Cu
1
.
0
VREG_MSME_1.8V
VREG_MSME_1.8V
7
3
3
CF
u
2
.
2
VREG_MSME_1.8V
u
1
8
3
3
C
F
u
2
.
2
9
3
3
C
F
u
2
.
2
0
4
3
C
u
1
1
4
3
C
2
4
3
CF
u
2
.
2
F
u
2
.
2
3
4
3
C
4
4
3
Cu
1
.
0
VREG_MSME_1.8V
5
4
3
Cn
0
1
n
1
6
4
3
C
7
4
3
Cn
1
nNAND_FLASH_CS
nSDRAM_CAS
nSDRAM_RAS
]
1
3
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[31]
SDRAM_DATA[30]
SDRAM_DATA[29]
SDRAM_DATA[28]
SDRAM_DATA[27]
SDRAM_DATA[26]
]
5
2
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[25]
SDRAM_DATA[24]
SDRAM_DATA[23]
SDRAM_DATA[22]
SDRAM_DATA[21]
SDRAM_DATA[20]
]
9
1
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[19]
]
8
1
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[18]
SDRAM_DATA[17]
]
5
1
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[15]
SDRAM_DATA[14]
SDRAM_DATA[13]
]
2
1
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[12]
]
1
1
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[11]
SDRAM_DATA[10]
SDRAM_DATA[9]
]
8
[
A
T
A
D
_
M
A
R
D
S
SDRAM_DATA[8]
SDRAM_DATA[7]
SDRAM_DATA[6]
SDRAM_DATA[5]
SDRAM_DATA[4]
SDRAM_DATA[3]
SDRAM_DATA[2]
SDRAM_DATA[1]
SDRAM_ADDR[13]
SDRAM_BA1
SDRAM_BA0
SDRAM_DATA[0]
SDRAM_DATA[16]
]
6
[
R
D
D
A
_
M
A
R
D
S
SDRAM_ADDR[6]
SDRAM_ADDR[0]
]
1
[
R
D
D
A
_
M
A
R
D
S
SDRAM_ADDR[1]
SDRAM_ADDR[2]
SDRAM_ADDR[3]
SDRAM_ADDR[4]
SDRAM_ADDR[5]
SDRAM_ADDR[7]
SDRAM_ADDR[8]
SDRAM_ADDR[9]
]
0
1
[
R
D
D
A
_
M
A
R
D
S
SDRAM_ADDR[10]
SDRAM_ADDR[11]
]
2
1
[
R
D
D
A
_
M
A
R
D
S
SDRAM_ADDR[12]
SDRAM_CKE
SDRAM_DCLK1
SDRAM_DCLK0
0
S
Q
D
_
M
A
R
D
S
SDRAM_DQS0
SDRAM_DQS1
SDRAM_DQS2
3
S
Q
D
_
M
A
R
D
S
SDRAM_DQS3
0
M
Q
D
_
M
A
R
D
S
SDRAM_DQM0
SDRAM_DQM1
SDRAM_DQM2
SDRAM_DQM3
EBI2_DATA[8]
]9[
AT
A
D_
2I
B
E
EBI2_DATA[9]
EBI2_DATA[10]
EBI2_DATA[11]
EBI2_DATA[12]
EBI2_DATA[13]
EBI2_DATA[14]
EBI2_DATA[15]
EBI2_DATA[0]
EBI2_DATA[1]
EBI2_DATA[2]
EBI2_DATA[3]
EBI2_DATA[4]
]5[
AT
A
D_
2I
B
E
EBI2_DATA[5]
]6[
AT
A
D_
2I
B
E
EBI2_DATA[6]
EBI2_DATA[7]
NAND_FLASH_READY
nSDRAM_WE
nLB2
nUB2
nWE2
nOE2
T
U
O
T
E
S
E
R
n
nRESETOUT
nSDRAM_CS0
MSM7227 Power Part
Cap for MSM7227 Power
MCP (4G NAND FLASH +2G DDR SDRAM)
SAMSUNG 400MHz
u
2
2
>
-
u
0
1
D
.
v
e
R
A
F
F
D
D
A
u
0
1
D
.
v
e
R
A
F
F
5
2
1
2
Содержание GT540
Страница 1: ...Service Manual Model GT540 Internal Use Only Service Manual GT540 Date April 2010 Issue 1 0 ...
Страница 163: ... 164 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 175: ... 176 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 205: ... 206 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 207: ... 208 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...