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LG KP500 Service Manual page 34

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PMIC
U
B S
O _
n E
U
B S
D _
A
_ T
P V
U
B S
S _
0 E
V _
M
X T
O
_ N
A P
SD_1V8
VAUDB_2V5
VBAT
VBAT
VAUDA_2V5
VFM_2V9
1 B
U_RCV
2 C
U_PMIN
3 D
U_VMIN
1 C
U
B S
D _
P
2 D
U
B S
D _
M
PMRSTn
3 E
P
M
S R
n T
1 D
2 E
V
X C
_ O
N E
1 E
T B
V _
X C
_ O
N E
2 F
1 F
2 G
1 G
2 H
1 H
3 C
1 1
3 C
2 1
3 C
3 1
3 D
2 0
1 J
. 2
u 2
. 2
u 2
u 1
3 L
1 0
2 J
D K
S
6 1
E 0
3 H
0 1
H u
3 J
1 K
2 K
2 L
3 C
7 1
. 0
u 1
3 C
0 2
3 C
1 2
3 C
8 1
3 C
2 2
3 C
3 2
3 C
4 2
2
u 2
. 2
u 2
1
u 0
. 2
u 2
. 0
u 1
. 2
u 2
C E
C
0 H
0 0
6 5
4 0
Battery Connector & Current Monitor
VSUPPLY
4 C
3 1
0 1
p 0
4 R
2 1
CN402
7 4
m
h o
D1
1
2
4 R
4 1
3
D2
K 1
4 R
5 1
HSBC- 3P30- 18
4 C
9 1
ENZY0019401
0 1
p 0
D
I N
Figure 4 SM-Power Circuit Diagram with charging part
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
VUSB
VBAT
VPLL_1V35
VIO_2V62
VBAT
VBAT
3 C
1 0
3 C
0 0
. 2
u 2
. 0
u 1
3 C
5 0
3 R
3 2
. 2
u 2
0 1
K 0
R
V C
P V
N I
V
M
N I
+ D
- D
R
S E
T E
N _
E R
E S
2 T
N _
L S
E E
1 P
N _
L S
E E
2 P
N _
U300
V
U A
D
O I
A
D V
D
U A
D
O I
A
PMB6821
D V
D
U A
D
O I
B
EUSY0323901
V
U A
D
O I
B
A V
X U
D V
D
A
X U
S
1 U
G _
A
E T
S
1 U
G _
N
D
U S
_ 1
B F
U S
_ 1
S I
N E
E S
D V
D
S
2 D
D S
_ 2
B F
S
2 D
F _
L B
Figure 3. SM-Power Circuit Diagram of KP500
VBAT
4 C
4 1
4 C
5 1
. 2
u 2
0 1
p 0
U400
5
1
m
LOAD
NC
2
GND
4
3
VIN
IOUT
ZXCT1010E5TA
4 C
7 1
4 R
6 1
A B
_ T
D I
EUSY0286901
u 1
. 2
K 2
R
C T
O _
T U
VBAT
VIO_2V62
VBAT
VBAT
3 C
7 0
u 1
TP300
0 1
C
1 1
V
M
M
E
C
0 1
D V
D
M
M
E
D
0 1
D V
D
R
2 F
D
1 1
R V
2 F
E
0 1
R V
3 F
E
1 1
D V
D
F R
3 1
A _
C F
F
0 1
R V
1 F
F
1 1
V V
B I
G
1 1
D V
D
S
M I
V
B I
G
0 1
S V
M I
H
1 1
A V
C F
H
0 1
R V
C T
9 H
D V
D
U
M
S T
J
1 1
U V
M
S T
K
1 1
D V
D
S
1 D
J
0 1
D S
_ 1
B F
L
0 1
S
1 D
F _
L B
VIO_2V62
VBUS_USB
VCHG
4 R
7 2
4 R
6 2
0 1
K 0
0 1
K 0
TP400
P _
R P
C
H
G
E _
O
C
TP401
C
H
_ G
N E
O L
D A
4 R
0 3
4 R
1 3
4 C
9 3
u 1
0 1
K 0
. 5
K 6
1 (
) %
- 35 -
3. TECHNICAL BRIEF
3 R
0 0
O
_ N
F O
2 F
2
K 7
3 R
1 0
D
I N
3 D
0 0
2
C V
H
G
O _
P V
3
1
B V
S U
O _
P V
3 C
8 0
D K
R
3 3
V 1
. 2
u 2
3 C
0 1
. 0
u 1
CORE_1V35
CAM_A_2V8
VSIM_2V9
VBT_2V65
3 L
0 0
3 D
1 0
VBAT
CAM_2V85
RTC_2V11
VRF_2V85
H u
D K
S
6 1
E 0
F
3 B
1 0
3 C
9 1
3 C
5 2
3 C
6 2
3 C
7 2
3 C
8 2
3 C
9 2
3 C
0 3
3 C
1 3
1
u 0
. 2
u 2
u 1
u 1
u 1
. 2
u 2
. 2
u 2
. 2
u 2
OVP Charging IC
VBAT
U401
13
PGND
1
VDC
12
VDC_BYP
2
VUSB
11
BAT
3
_PPR
10
USB_BYP
4
_CHG
9
IVDC
5
_EN
8
GND
6
IMIN
7
IUSB
ISL9221
4 R
3 3
4 R
2 3
4 R
4 3
4 C
EUSY0351601
0
1 .
2
K 0
D
I N
1
K 5
1 (
) %
4 R
2 3
1
K 5
h o
m
4 :
0 5
m
A
LGE Internal Use Only
SD_1V8
VRF_1V5
VMME_2V9
3 C
2 3
3 C
3 3
3 C
4 3
. 2
u 2
. 2
u 2
. 2
u 2
VBUS_OVP
VCHG_OVP
0 4
4 C
1 4
4 C
2 4
F u
0
1 .
F u
0
1 .
F u
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