
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-9
This Document can not be used without Samsung's authorization
BAT400
C
14
1
C241
C242
C
40
1
C
40
4
C405
C
4
0
6
C
4
0
7
C411
C412
C
4
1
3
C414
C415
C416
C418
C
42
0
C423C424
C425
C
4
2
6
C427
C
4
2
8
C
4
2
9
C430
C432
C435
C442 C443
C
44
4
C
44
5
C446
C447
C
4
4
9
C
45
1
C452
C453
C455
C456
C459
C460
C461
C
46
2
C
5
0
0
C
50
1
C516
C
5
2
5
C
5
2
6
D
30
8
L2
1
3
L402
L4
0
3
O
S
C
40
0
R
11
2
R414
R
4
15
R417
R421
R428
R429
R
50
6R
5
07
R529
TP400
U102
U204
U207
U208
U400
U
40
1
U402
C426
C
41
0
VDD_GSM_CORE
VINT
C411
R415
VCC_SYN
C401
4
70
n
F
6.
3V
10
05
VHIGH
R414
C415
C414
C425
C418
R421
VDD_VIB_3V3
C429
VINT
VCC_RX_TX
VBUS_5V
ADV3V
VHIGH
VDD_IO_HIGH
C
40
9
C416
VDD_MEM_3G_CORE
VCC_TX
VBAT
VBUS_5V
C406
C428
TP401
C423
AVDD_HFA
ADV3V
VCC_SIM
C417
C432
L403
C427
VDD_PLL
C412
VBAT
VBAT
VDD_IO_LOW
VDD_USB
C442
VDD_MEM_CARD_2V9
VCHG_5V
VBAT
C413
AVDD
C407
VDD_IO_LOW
OSC400
L402
VCC_KEYLED_3V3
C430
R417
C405
C420
C404
D8
GPO1
C444
B9
PWREN1
D1
SCUSB
D2
NC
D3
NC
D4
GPO1VIN
D5
REC1_N
D6
GPIO56GND
D7
NC
B41
OSCO
B42
NC
B43
VINT
B44
CCSET
B5
INT_N
B6
PWREN5
B7
PWREN3
B8
PWREN2
B34
GPO2VIN
B35
NC
B36
NC
B
3
7
M
IC
B
IA
S
V
D
D
B38
REFC
B39
VINT
B4
RSTMEM_N
B40
NC
B
2
7
D
3D
4
V
IN
B
2
8
U
S
B
V
IN
B
2
9
D
1D
2
V
IN
B
3
D
C
D
2
F
B
B
3
0
V
C
C
B
3
1
U
S
IM
V
IN
B
3
2
R
F
3
R
F
4V
IN
B
3
3
R
F
1
R
F
2V
IN
B
2
LC
V
IN
B
20
N
C
B
2
1
D
6
V
D
D
B22
SCL
B
23
N
C
B
24
N
C
B25
NC
B
2
6
IO
V
IN
B12
GPIO6
B13
CLK32K
B14
USIMACT
B15
USIMPRES
B16
SHUTDOWN
B
17
N
C
B
18
N
C
B
1
9
H
C
V
D
D
A56
REC2_N
A
6
D
C
D
2
L
X
A
7
D
C
D
1
V
IN
A8
PWREN4
A
9
D
C
D
1
L
X
B1
VBATSENSE
B10
GPIO1
B11
GPIO3
A49
VHIGH
A
5
D
C
D
2
V
IN
A
50
N
C
A
51
N
C
A52
OSCI
A53
VBUS
A54
VCHG
A55
VCHG
A
4
1
R
F
2V
D
D
A
4
2
R
F
1V
D
D
A43
GPO2
A44
NC
A
45
N
C
A
46
N
C
A47
VSAVE
A48
REFGND
A
3
4
D
4
V
D
D
A
3
5
D
3
V
D
D
A
3
6
U
S
B
V
D
D
A
3
7
D
2
V
D
D
A
3
8
D
1
V
D
D
A
3
9
R
F
4V
D
D
A
4
N
C
A
4
0
R
F
3V
D
D
A
2
7
D
5
V
D
D
A28
SDA
A29
NC
A
3
LC
V
D
D
A30
VINT
A31
NC
A32
NC
IO
V
D
D
A
3
3
A2
VBAT
A20
ONKEY_N
A21
NC
A
22
G
N
D
A
2
3
H
C
V
IN
A24
NC
A25
NC
A
2
6
D
5D
6
V
IN
A12
GPIO4
A
1
3
N
C
A14
GPIO5
A
1
5
N
C
A16
RSTHC_N
A17
NC
A18
NC
A
19
G
N
D
U400
1
G
N
D
2
NC
3
NC
A1
VBAT
A
10
D
C
D
1
F
B
A11
GPIO2
C424
BAT400
C443
TP400
USB_SUSPEND
BT_CLK_REQ
ONKEYn
CTRL_VREF_3G_B1
BB3G_REF_ON
IT_PMU
VREF_3G_B1
SCL1
SIM_OFF
RSTON
SDA1
32KHZ_DIGIT
AUX_ON
Summary of Contents for SGH-P270
Page 68: ...www s manuals com ...