- 102 -
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
6. Repairing
Memory
Charger
NWEB
NLD4
NLD0
ED8
NLD6
/E UB
ED12
ED14
ED9
ED3
N CLE
NLD1
NC EB
NR EB
NLD5
ED11
ED0
NLD2
ED13
/S YSRST
/EW R
ED10
ED2
ED4
NLD3
/E RD
NLD7
ED15
/ELB
ED7
ED6
ED5
ED1
NALE
/ECS1_PSRAM
/ECS0_FLASH
/WATCHDOG
N RNB
EA11
EA4
EA3
EA14
EA18
EA15
EA22
EA2
EA19
EA10
EA12
EA6
EA5
EA17
EA16
EA23
EA13
EA21
EA7
EA9
EA1
EA20
EA8
EA24
VMEM
VMEM
ED[0..15]
EA[1..24]
EA[1..24]
U402
TV00579002AAGD
TV00578002
A0
G2
A1
F2
A2
E2
A3
D2
A4
F3
A5
E3
A6
D3
A7
C3
A8
C7
A9
E7
A10
F7
A11
C8
A12
D8
A13
E8
A14
F8
A15
D9
A16
G9
A17
F4
A18
E4
A19
D7
A20
E6
A21
E9
DQ0
J3
DQ1
G4
DQ2
K4
DQ3
H5
DQ4
H6
DQ5
K7
DQ6
G7
DQ7
J8
DQ8
K3
DQ9
H4
DQ10
J4
DQ11
K5
DQ12
J7
DQ13
H7
DQ14
K8
DQ15
H8
OE
H3
CEf
H2
WE
C6
WP/ACC
C5
UB
D4
LB
C4
RESET
D5
VSS
G3
VSS
J9
VCCn
F1
CE1ps
J2
CE2ps
D6
VCCf
J5
VCCps
J6
NC
A1
NC
A9
NC
B2
NC
B3
NC
B4
NC
B6
NC
B7
NC
B8
NC
B9
NC
C2
NC
C9
NC
F5
NC
F6
NC
G5
NC
G6
NC
G8
NC
H9
NC
K6
NC
L2
NC
L3
NC
L4
NC
L5
NC
L10
NC
M1
NC
M2
NC
A2
NC
A10
NC
B10
NC
B5
NC
C10
NC
D10
NC
E10
NC
L1
NC
M9
NC
M10
RY/BYn
C1
A22
F9
I/O1
L6
I/O2
L7
I/O3
L8
I/O4
L9
I/O5
K9
I/O6
K10
I/O7
J10
I/O8
H10
REn
D1
CEn
E1
RY/BYf
E5
VCCn
F10
VSS
G1
VSS
G10
CLE
H1
ALE
J1
WEn
K1
WPn
K2
R406
47K_5%
0402R-S
C403
100pF_5%
0402C-S
R405
47K_5%
0402R-S
SIM_I/O
SIM_CLK
SIM_RST
AVDD
VSIM
VDD
VBAT
VCHRIN
V_CELL
VCHG
SIMRST
P.4
GPIO31_CHR_CTL
P.4
ADC2_TBAT
P.4
SIMCLK
P.4
GPIO10_VIB_EN
P.4
SIMVCC
P.4
P.4
GPIO32_SIMSEL
P.4
ADC3_VCHG
P.4
GPIO7_STATUS_EN
P.4
KP_BL_PWM1
P.4
ADC0_I-
P.4
SIMDATA
P.4
EINT2_CHARGER
P.4
BBWAKEUP
P.4
VCXOEN
P.2,4
KCOL6
P.4
PWRKEY
P.6
Pull Down
Top View
2
4
6
1
3
5
SIM Connector
U502
MT6305B
MT6305
PWRKEY
32
PWRBB
33
SRCLKEN
31
SIMSEL
13
SIMVCC
12
VmSEL
45
VaSEL
44
BATUSE
42
LEDEN
36
ALERTEREN
35
VIBRATOREN
34
CHRIN
1
CHRDET
6
CHRCNTL
5
GATEDRV
2
NC/DANODE
3
ISENSE/NC
4
SIMIO
9
SIMRST
10
SIMCLK
11
SIO
14
SRST
15
SCLK
16
BATDET
43
ALERTER
VIBRATOR
B
ody
_GND
49
TP507
TP1.5
R504
24K_1%
0402R-S
V501
ESDA
0402R-S
1
2
R506
0.33 (1% 1/4W)
0805R-S
V502
ESDA
0402R-S
1
2
J502
250072MB003G501ZL
BAT-BAR13-037102
GND
1
BATDET
2
VBAT
3
PGND
4
PGND
5
C516
100nF_10%
0402C-S
TP504
TP1.5
V504
ESDA
0402R-S
1
2
R501
100K_5%
0402R-S
C507
100nF_10%
0402C-S
TP503
TP0.5
C501
1uF_10%_16V
0603C-S
V503
ESDA
0402R-S
1
2
U501
Si5853DC-T1-E3
SI5853DC
A
1
A
2
K
7
K
8
S
3
G
4
D
5
D
6
R508
24K_1%
0402R-S
TP502
TP1.5
C515
100nF_10%_16V
0603C-S
R510
100K _1%
YC124
1
2
3
4
5
6
7
8
D501
RB520S-30
RB520S30T1
TP506
TP1.5
R502
100K_5%
0402R-S
J501
SCR49
SIM-SCR49-6K700C-2.54
CLK
1
I/O
2
RST
3
VPP
4
VCC
5
GND
6
TP501
TP1.5
R505
DNI
0402R-S
F501
CF06V3T1R25
0603R-S
TP505
TP1.5