![background image](http://html1.mh-extra.com/html/samsung/gt-p3100/gt-p3100_servise-manual_4223647019.webp)
Level 3 Repair
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-12
8-3-5. Charging Part
V_BUS_IN
VUSB_5V
JTAG_VBUS
_EN 5
7
_FLAG
U502
GND 8
6
GS
ILIM
4
IN
1
NC
3
9
O
U
T
2 VBAT
C509
C510
R525
IF_CON_SENSE
Yes
END
Charging Sequence Start
Vin = 5V
No
Check C509 = 5V,
or may not connected TA / USB
Yes
Battery is Charging?
No
Resolder or Replace U706
Yes
VOUT_CHARGER
C732
C731
C728
R708
R713
R720
C727
VUSB_5V
C725
L705
C726
C740
C733
V_BAT
D
G
4
1
S
S
2
3
S
R722
TR701
5
D
D
6
7
D
D
8
9
C739
E4
D+
E5
D-
E6
CSOUT
USBIN
D2
G
N
D
D
3
G
N
D
D
4
G
N
D
D
5
CSOUT
D6
E1
AUXPWR
E2
USBIN
E3
CSIN
STAT
B6
OTG|LBR
C1
USBIN
C2
C3
SW
C4
SW
C5
SW
USB5|1|HC
C6
NC
D1
THERM
A4
EN
A5
SCL
A6
FETDRV
B1
V
O
U
T
B
2
V
O
U
T
B
3
V
O
U
T
L
B
4
SDA
B5
U706
NC
1
NC
2
NC
A1
NC
A2
NC
A3
C729
VAP_IO_1.8V
TA_EN
CHG_SCL_1.8V
CHG_SDA_1.8V
TA_nCHG
C
5
0
9
C
5
1
0
C 51 1
C
5
1
3
C71 7
C
7
2
5
C
7
2
6
C
7
2
7
C
7
2
8
C
7
2
9
C
7
3
1
C 73 2
C 73 3
C
7
3
9
C 74 0
C 74 1
C
7
4
2
C 75 0
C 75 1
C
7
5
2
C O N10 6
D
5
0
2
D
5
0
3
D
5
0
4
IF
C
5
0
0
L
7
0
5
R52 5
R52 6
R52 7
R
5
2
8
R529
R530
R53 2
R53 3
R53 4
R
6
7
0
R
6
7
1
R713
R72 0
R72 2
R
7
3
3
R
7
3
4
T
R
7
0
1
T
R
7
0
4
T
R
7
0
5
U
5
0
2
U
7
0
3
U
7
0
6
U 70 7
Z D 502
Z
D
5
0
3
Z D 504
Z D 505
Z D 506
TA / USB Insert
Summary of Contents for GT-P3100
Page 78: ...www s manuals com...