Samsung S7250D Block Diagram 7
Level
8.
Block Diagram
8-1.
Repair
3
8-1
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
PCB Diagrams
2.
8-2-1.
Top
C
7
2
8
U
7
0
L
3
7
0
2
6
C727
0
7
Z
Z
L60
2
D
C
6
3
0
0
4
6
L
ZD601
ZD603
J
T
A
G
4
0
1
8
D
0
2
0
8
T
C
A
Z
Z
D
D
R
R
6
6
6
6
0
1
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3
5
0
6
C
C
2
C20
3
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2
6
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0
2
F
0
L21
3
0
8
T
C
A
8
D
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3
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5
5
5
5
5
C
C
C
C
5
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9
1
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4
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7
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5
5
C
C
C
5
0
1
R
C122
1
R
0
8
2
1
1
C
1
1
1
C
R
3
1
2
0
1
7
C
R
4
1
2
0
1
6
C
R
9
1
1
1
1
0
C
9
1
0
1
1
1
R
R
7
2
2
2
C
C229
L
C
2
2
0
1
5
6
R20
3
O
C
S
2
4
1
C
2
0
1
4
2
2
C
R21
3
C235
L21
2
C
2
1
5
P
A
M
1
C
0
1
0
2
1
R
1
1
3
R10
2
4
0
1
R
L13
6
1
0
F
0
R103
L10
0
C10
9
C
1
0
0
0
C105
L138
0
1
R
0
0
1
M
A
P
5
0
4
C22
0
2
C200
U
4
C
L
3
C
2
2
2
1
2
2
1
0
6
C
1
U202
R
5
9
6
2
1
1
1
2
4
2
2
2
0
0
R
R
R
2
L
7
R21
R214
P
A
M
1
C
0
1
1
8
1
L13
7
4
1
1
C125
R
2
6
1
0
1
C
1
F
L
1
0
8
L14
1
SC104
7
1
1
L
F
1
0
L
1
1
3
4
9
0
1
L
L
1
F101
1
0
L
L
2
2
0
0
2
3
R21
2
C
C
2
2
2
C
1
1
0
2
7
9
2
1
4
C
8
2
1
1
2
2
C
C
L
2
6
1
3
3
2
C
C21
3
C20
7
8
0
2
C
1
1
2
C
4
1
2
0
9
1
0
2
C
C
1
4
4
5
1
1
L
L
1
2
6
9
2
1
L
4
3
1
L
L
C240
2
C
N
E
C
C
R
1
1
1
3
3
1
4
3
9
C
C
C
1
1
1
4
4
4
2
3
0
L11
3
L118
L124
L127
L128
L131
L132
L135
0
6
1
1
L
0
1
U
5
2
1
L
L
1
3
0
R101
R121
3
3
1
1
7
1
2
L
1
0
0
1
1
L
L
2
1
1
L105
8
0
C560
R515
R513
U
R51
4
5
0
R51
1
2
R506
R50
5
R507
R508
C702
C700
C701
N
_
S
D
T
X
R
R
_
_
T
T
R
_
N
T
S
D
_
X
T
C
T
R
A
T
U
_
_
B
T
P
R
A
A
U
U
_
_
T
T
B
B
_
_
P
P
T
T
N
1
E
R
_
A
_
P
2
R
_
M
A
P
_
P
T
_
M
_
A
0
P
0
_
1
2
S
T
M
U
0
A
0
9
P
S
_
T
P
M
T
U
R402
R412
C44
5
V10
0
C139
C136
OSC100
C
C
1
1
C
2
2
7
9
1
3
7
L
1
C128
1
9
8
3
C131
1
C
6
C12
C120
C130
C
C
3
1
1
2
3
3
1
2
5
L
L120
R120
2
2
1
L
L
8
C10
511C411C
1
4
1
C
3
C11
L
L111
C14
9
C14
D
L
6
6
6
0
1
1
0
0
0
2
6
L
R605
C
R
6
6
1
0
0
0
4
5
6
C
R60
0
C
5
6
3
3
0
5
L
C56
1
C562
C
5
5
6
R509
5
0
5
C
R510
5
5
7
U
TP_ACCEL_INT
R
7
0
1
0
0
7
0
0
7
U
R
_
T
R
A
T
U
_
_
B
T
P
C
1
7
0
7
3
0
6
R
9
0
7
C
TP_CAM_D[0]
TP_CAM_VSYNC
TP_CAM_5M_RST
TP_CAM_SCL
C
5
4
6
5
1
1
9
5
5
C
C
C
C
C
7
5
5
5
5
5
5
4
5
8
3
C510
C529C530
C528
C535
O
S
1
C
2
5
C
5
0
0
5
1
5
C
4
C
0
5
C
5
0
9
V
D
A
NTO
I
_
P
T
B
M
_
P
T
T
T
P
P
_
_
C
W
E
E
_
N
O
K
C
B
TP_A400
M
_
P
T
T
P
_
S
D
R
E
N
O
T
P
_
A
M
_
W
E
N
N
C
E
_
M
R
A
D
S
P
_
T
S
A
R
_
M
A
R
D
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_
P
T
T
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_
S
D
R
S
A
C
_
M
A
D
R
S
P
_
T
A
M
_
C
K
E
C44
9
R43
2
R43
4
C45
2
C455
C435
C434
2
0
1
C
C427
S
C436
C424
C425
C423
C439
C417
R426
C438
T
T
P
P
_
_
T
R
T
A
R
C
A
E
C
C
L
E
K
1
T
T
T
P
P
P
_
_
_
T
R
T
T
A
R
R
C
A
A
E
S
C
C
Y
N
E
E
C
4
0
T
T
P
P
_
_
T
T
R
R
A
A
C
C
E
E
2
3
C426
C428
C430
R
R
R
4
4
4
5
7
6
2
2
2
1
0
1
8
2
7
4
4
4
C
R
C
R
R
R
R
4
4
4
4
0
1
1
0
0
0
2
2
0
5
8
6
4
4
R
R
R
1
0
7
C
TP_CAM_VGA_RST
L
S
TP_CAM_SDA
C
R
7
7
2
0
4
5
C71
0
C71
1
8
0
2
C71
2
L
C72
2
S
L
C
7
0
0
C705
8
1
7
C
R70
8
0
0
7
C
D
H
R
7
1
3
0
2
0
2
7
7
C
D
Z
C51
2
C
C
C
4
5
5
5
5
3
3
2
3
8
3
C
C51
1
0
5
C
5
0
5
R
5
0
1
6
5
0
3
4
2
2
4
0
3
5
5
5
5
5
C
C
C
R
C
R
5
1
2
1
9
0
4
3
3
3
0
5
5
5
5
C
C
C
C
SC101
T
P
_
D
Q
M
0
0
4
E
M
U
0
0
P
4
C
U
R
C
R
R
4
4
4
4
1
2
1
1
6
9
5
7
R
4
4
8
3
4
0
4
1
2
2
9
4
4
4
4
C
R
R
R
0
0
C
1
S
C
2
3
3
F
7
R
0
2
4
2
1
7
3
F
2
C
7
0
3
R70
9
TP_CAM_HSYNC
C725
C
7
1
6
L
C
7
7
1
9
0
6
0
1
7
U
6
2
7
8
0
C
7
C
F
7
0
0
2
0
7
F
1
0
7
F
4
6
3
2
0
0
0
0
7
7
7
7
C
D
D
D
Z
Z
Z
C
5
3
6
3
2
0
0
5
5
C
C
1
1
5
C
0
2
5
L
C
5
0
2
C
5
0
8
U
0
0
L
5
C506
2
7
7
1
2
0
5
5
5
C
C
C
1
0
5
L
C
7
4
5
2
3
5
1
5
C
9
C
T
P
_
D
D
R
_
D
TP_DQS
4
0
0
U801
C409
C
4
1
4
C40
6
R
6
3
0
4
6
4
C
C
C
6
6
1
1
1
2
4
6
1
1
6
6
C
C
C
6
9
1
1
6
3
C
1
7
4
3
4
4
C
C
C
C
4
4
1
1
8
9
1
2
1
3
2
2
1
5
4
4
4
4
C
C
C
C
R
R
R
4
4
4
1
5
0
1
4
0
2
4
1
4
6
4
R
R
0
0
2
_
S
P
G
_
P
T
0
0
2
C
S
C
O
F
2
0
1
D
4
0
0
1
0
4
C
C
4
3
3
0
2
4
C
2
0
6
R
2
3
9
8
3
2
C
TP_GPS_UART_RTS
U
2
TP_GPS_UART_CTS
0
1
0
3
2
C
T
P
_
G
P
S
_
R
S
T
_
N
C
R
2
2
7
1
2
1
2
5
5
0
2
2
C
C
TP_GPS_UART_RXD
TP_GPS_UART_TXD
TAC801
U
7
0
2
1
7
7
C
C500
C
7
0
3
C704
L
0
7
0
0
0
7
D
8
1
5
C
C
5
2
2
4
0
7
R
C40
2
C40
3
1
C
4
0
7
C
4
1
3
8
0
6
R
R
6
0
9
1
1
6
R
R
6
1
8
9
1
4
R
C
4
5
4
R
7
U
0
3
7
0
1
0
0
7
D
Z
C80
0
TP_PMIC_PC500
C80
1
TP_PMIC_PC501
R80
1
R400R40
R447
T
P
_
O
N
E
N
A
N
U402
D
_
D
4
0
0
0
2
0
0
4
5
C
R
C
C
4
4
3
3
2
1
C
C
C
4
4
4
1
0
1
0
8
2
R
R
3
4
4
6
3
3
0
4
1
0
1
3
4
4
1
C
R
C
S
C40
5
C448
0
2
1
3
6
6
C
R
C61
8
C
6
1
5
C44
2
C62
0
4
1
6
R
R71
1
0
4
R71
2
4
C
R414
R
7
7
4
1
4
0
C
R71
3
0
TP_GPEN401
0
4
T
P
_
G
P
E
N
4
0
0
Q
R
4
3
3
R43
5
R437
U
8
3
2
0
0
0
8
8
2
C
C
ANT802
4
0
8
LED801
R
ANT801
IFC600
Z
D
8
0
0
R
8
0
2
MIC600
3
0
8
LED800
R
8-2
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
8-2-1.
Bottom
BOTHHOLE802
D603
BOTHHOLE804
C
6
2
1
0
2
T
N
A
L219
0
2
2
F
0
1
0
2
2
L
2
L
C231
L
2
1
8
C
2
4
9
C
3
0
C
U
2
2
2
4
4
5
L215
C250
6
7
8
1
1
5
5
L
2
0
1
R
C248
R
HDC601
C
5
4
5
R
6
9
3
2
2
0
U
6
1
6
R
R
6
3
7
R
6
3
5
R
6
3
4
R627
2
L
6
1
6
6
R
0
HDC600
5
C
6
0
6
ZD608
4
1
6
0
D
0
6
Z
C
2
0
6
C
3
1
6
D
Z
R
6
2
8
R
6
3
0
R
6
3
6
LED700
SIM500
C
5
4
4
C
R
5
5
4
0
6
4
C
5
4
3
R
2
0
R
U
2
8
0
0
0
3
BOTHHOLE803
1
0
0
2
T
N
A
4
0
2
C
0
0
6
C
L
S
C
6
0
8
9
0
C
6
I
D
_
TP_BT_RST_N
S
2
I
TP_BT_VREG_EN
TP_WLAN_RST_N
S
W
_
S
I
2
K
O
L
D
C
_
_
S
S
2
2
I
I
TP_WL_HOST_WAKE
R117
R118
R122
SPK600SPK601
BOTHHOLE800
1
0
5
C
D
H
K
L
C
_
M
A
R
D
S
_
P
T
D
_
K
L
C
_
M
A
R
D
S
_
P
T
R443
R441
R442
R
6
1
2
D
A
P
_
G
A
T
J
_
R
E
T
S
A
M
TP_SRI_DATA
C
L
1
1
0
0
4
3
RFS100
C
1
4
7
C
1
5
4
4
6
1
C
B
7
T
C
0
0
A
A
N
N
T
T
1
1
0
0
0
C
6
0
0
R
625
7
0
6
F
0
7
R
7
4
0
1
7
7
3
ZD705
C
0
6
C
6
3
1
7
C
R
624
U
1
L139
BOTHHOLE801
8-3
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
Flow Chart of Troubleshooting
8-3.
Equipments
Oscilloscope
↑
Power Supply
↑
Digital Multimeter
↑
+
↑
driver, Tweezer
8-4
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
-
Level3Repair
index
Part Duty List
담당자
8-3-1 Power On 최두순
8-3-2 MIC 홍장훈
8-3-3 RECEIVER 홍장훈
8-3-4 SPEAKER 홍장훈
8-3-5 GPS 김범문
8-3-6 Bluetooth 이동구
8-3-7 WiFi 최우진
8-3-8
KEY(volume key/ power key /
신인호
touch key)
8-3-9 T-Flash 오지웅
8-3-10 Camera 김한우
8-3-11 LCD Working(LCD,TSP) 김한우
8-3-12 Sensor 최두순
Accelerometer(3-Aixis) 최두순
Proximity-Ambient Light 최두순
RF part
8-3-13 GSM850 Receiver 이상균
8-3-14 GSM850,900 Transmitter 이상균
8-3-15 GSM1800 ,1900 Receiver 이상균
8-3-16 GSM1800,1900 Transmitter 이상균
8-3-17 WCDMA B1, Receiver 정기오
8-3-18 WCDMA B1, Transmitter 정기오
8-3-19 WCDMA B8, Receiver 정기오
8-3-20 WCDMA B8, Transmitter 정기오
8-5
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
8-3-1.
Power On S7250
VBAT pin(BTC700)
Check the Status of ON_SW,
When you press the On key
Power On' failed
'
Battery Voltage
>=3.40V
Yes
is
>= 3.40V
Yes
No
No
ON_SW=High
Charge or Change the Battery
Battery power is low
(
)
Check the Battery Connector
BTC700)
(
Change the On Key
ON_SW=Low
Check the VCORE_1.2V,
VMEM_1.8V
OK
END
Replace UCP400
Not OK
Replace the PMIC(U501)
8-6
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
BTC400
-
Level3Repair
VMEM_1.8V
VBAT
R707
VF
5
0
7
D
C713
Z
C714
< Batt Connector >
ON_SW
-
TAC801
1
34567
2
ON_SW
BTC700
1
1
2
2
3
3
4
NC
5
NC
Z
Z
L
6
0
2
D
C
6
3
0
0
4
6
L
ZD601
D
L
6
6
6
1
0
1
0
0
6
L
R605
C
6
0
ZD603
5
6
R
0
0
J
T
A
G
4
0
0
C
0
2
1
7
0
7
R
6
1
3
0
0
0
4
6
6
C
R
9
0
7
C
ZD705
7
0
0
T
C
B
C
6
0
0
R
6
2
5
F
7
6
0
0
7
R
7
3
4
0
1
1
7
7
7
3
C
C
0
6
C
8
7
2
C
U
7
0
L
3
7
0
2
6
C727
0
7
R
1
0
7
C
TP_CAM_VGA_RST
L
S
TP_CAM_SDA
C
R
7
7
2
0
4
5
7
C
1
0
7
C
1
1
7
C
1
2
7
C
2
TP_CAM_D[0]
TP_CAM_VSYNC
TP_CAM_5M_RST
TP_CAM_SCL
2
S
L
C
F
7
7
0
4
0
0
F
7
0
3
7
R
0
9
TP_CAM_HSYNC
C725
C
7
1
6
C
7
1
9
6
C705
0
8
1
7
7
C
U
6
7
R
0
8
2
8
7
0
C
7
C
6
R
6
2
4
U
0
0
2
_
S
P
G
_
P
T
O
S
C
2
0
0
C
F
2
2
3
9
0
1
8
3
2
8
C
0
2
L
U
TP_GPS_UART_RTS
2
C
2
TP_GPS_UART_CTS
3
3
0
1
0
3
R
2
2
C
2
1
P
T
G
_
P
S
_
R
S
T
N
_
C
R
2
2
7
1
7
2
1
2
5
3
5
0
2
2
2
C
C
C
TP_GPS_UART_RXD
TP_GPS_UART_TXD
TAC801
U
7
L
0
7
2
0
1
7
1
7
C
8-7
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
VDD_CORE_1.2V, VDD_MEM_1.8V, VDD_IO_LOW_1.8V
-
VBUS_5V
C500
VMEM_1.8V
LVLDO_1.2V
4
2
5
C
VCAM_5M_2.8V_AVDD
5
2
5
C
VBBD_2.9V
6
2
5
C
VSIM_3.0V
7
2
5
C
VMOT_3.3V
8
2
5
C
VCAM_2.8V_AF
VCAM_1.8V_CORE DLDO1_3.0V
9
0
2
3
5
5
C
C
C503
9
9
1
C507
C505
C506
VLCD_2.9V
6
3
5
C
VRF_2.7V
7
3
5
C
EAR_MICBIAS_2.8V
8
3
5
C
ALDO3_3.3V
9
3
5
C
ALDO2_2.5V
0
4
5
C
ALDO7_3.0V
VTOUCH_2.9V
VCAM_5M_1.8V_IO
3
5
1
2
3
3
5
5
C
C
4
3
3
3
5
5
5
C
C
C
ALDO1_3.0V
1
4
5
C
VMEM_1.8V
VCORE_1.3V
FB1
FB2
FB3
9
8
1
1
5
5
C
C
VMEM_1.8V
VRF_1.8V
C512
L500
L501
L502
0
FB1
2
5
FB2
C
FB3
PMU_SCL JIG_ON_JTAG
PMU_SDA
R503
CLK32K
3
C508
J
F
C
D
T
D
S
D
T
D
U
D
A
V
B
V
B
P
V
P
B1
H
IN1
B2
IN2
C2
IN3
C5
IN4
C6
IN5
C8
IN6
D7
IN7
B3
INLV
B8
3.0V Fix 200mA
ALDO1
A7
2.5V
ALDO2
B6
3.3V Fix
ALDO3
F6
2.8V Fix
ALDO4
B4
2.8V Fix
ALDO5
C4
ALDO6
F8
3.0V
ALDO7
A8
2.8V
ALDO8
E6
3.0V
ALDO9
B7
3.0V
DLDO1
B5
1.8V Fix
DLDO2
E8
3.0V
DLDO3
E7
1.8V
DLDO4
F7
ENAL9
E5
U501
ENDL4
C1
Core DC-DC
LX1
A2
IO DC-DC
LX2
E1
LX3
Temp DC-DC
D2
FB1
A3
FB2
F2
FB3
A6
HCLDO1
2.5V ~3.3V
A5
HCLDO2
2.5V ~ 3.3V
F9
AUXLDO1
3.0V
200mA
A4
SIMLDO
1.8V
150mA
C3
1.2V Fix
LVLDO
200mA
F3
I2CCLK
F4
I2CDAT
D6
32KHZ
S
S
D
D
D
V
N
N
N
P
H
G
G
G
9
9
4
1
J
J
E
G
C542
C502
R500
8
7
2
0
1
D
C
G
5
C
L
N
D
I
V
D
O
V
C
V
J7
COMN1
J8
COMP2
C511
J2
C1N
H2
C1P
H9
DN1
J9
DP2
H1
200mA
OUTN
G1
200mA
OUTP
300mA
300mA
PWRONB
1
A
RESETB
2
D
N
G
P
2
E
C513
C559
H3
INA1
F5
H7
G7
H8
H6
H5
J6
J5
G3
E4
A9
B9
G5
G4
G6
D3
G8
D4
D5
H4
E3
1
2
C517
R502
C554
TP_PMIC_PC500
TP_PMIC_PC501
C555
C558
C514
C516
C522
C523
INB2
UT1
UR2
UID
SL1
SR2
HPL
HPR
PC1
PC2
XIN
XOUT
INB1
INA2
MIC
IRQB
BC
REFBP
VBIAS
NC
NC
3
D
N
G
P
20mA
200mA
200mA1.8V
200mA
200mA
200mA
200mA
200mA
200mA
200mA
1
D
N
G
P
1
D
C509
C504
USB_D_N
USB_D_P
BCM_USB_D_N
BCM_USB_D_P
SPK_N
SPK_P
SPK_AMP_N
FM_R
EAR_R
TXD2
RXD2
USB_ID
RXD2_JTAG
TXD2_JTAG
EAR_OUT_L
EAR_OUT_R
PC1
PC2
EAR_L
1005
FM_L
SPK_AMP_P
PMU_IRQ
BB_RST_HW
ON_SW
C515
OSC500
1
0
5
R
C521
R
7
4
1
3
0
2
2
7
C
C
5
4
6
5
1
1
9
5
5
C
C
C
C
C
5
5
8
C51
7
5
5
5
5
5
4
C
C
5
5
3
3
3
8
C51
3
C510
C529C530
C528
C535
C
5
0
5
O
S
R
5
1
0
2
C
1
5
C
5
0
0
5
1
5
3
0
4
C
4
0
3
5
5
5
R
C
C
5
0
4
C
R
C
5
5
1
2
0
0
4
3
0
9
5
5
C
C
6
3
0
0
7
7
D
D
Z
Z
2
3
C
4
0
5
5
5
2
3
C
C
1
U
5
0
7
5
6
2
2
2
5
5
5
C
C
C
7
1
9
3
3
3
5
5
5
C
C
C
2
0
0
0
7
7
7
C
D
D
Z
Z
C
5
3
6
2
0
5
1
C
1
5
C
0
2
5
L
C
5
0
2
C500
C
5
0
8
3
7
0
C
0
L
5
0
8
C506
1
5
C
2
1
5
C
4
2
5
C
C
5
7
2
0
2
5
C
1
0
5
L
C
5
4
1
0
7
9
R
C704
L
7
0
0
0
0
7
D
R
7
U
0
3
7
0
1
0
0
7
D
Z
8-8
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
UCP300
-
V
D
T
O
T
P
_
I
N
A
B
M
_
P
T
T
T
P
P
_
_
C
W
E
E
_
O
N
K
C
B
TP_A400
M
_
P
T
T
P
_
S
D
O
P
T
_
E
N
R
A
M
_
W
E
N
E
C
N
_
A
M
S
R
D
P
_
T
S
A
R
_
M
A
R
D
S
_
P
T
T
P
_
S
D
A
C
S
_
A
M
R
D
R
P
_
S
T
A
M
_
C
K
E
4
C
9
4
4
R
2
3
4
R
4
3
2
5
4
C
C455
C435
C434
C427
C436
C424
C425
C423
C439
C417
R426
C438
T
T
P
P
_
_
T
T
R
R
A
C
A
E
C
C
E
L
K
1
T
T
T
P
P
P
_
_
_
T
T
R
T
R
R
A
C
A
A
E
C
C
S
Y
E
E
N
4
0
C
T
T
P
P
_
_
T
T
R
R
A
A
C
C
E
E
3
2
C426
R
4
7
0
2
2
4
C428
R
C430
R
R
4
4
0
0
8
6
Level3Repair
T
T
P
P
_
D
_
D
D
R
_
D
Q
TP_DQS
4
0
M
0
0
0
4
E
M
U
0
4
C
0
P
U
R
R
R
C
R
R
4
4
4
4
4
4
6
5
1
1
2
2
2
9
7
8
4
4
C
C
R
R
4
4
1
0
3
4
1
0
2
2
2
2
0
4
4
4
4
5
R
R
R
R
1
3
1
5
1
1
2
5
7
6
4
4
C
C
R
R
R
R
4
4
4
4
8
5
4
0
0
1
4
1
2
4
9
4
4
4
1
4
4
R
R
C
8
C
0
0
TP_PMIC_PC500
1
0
8
C
TP_PMIC_PC501
U801
R
8
1
0
0
4
C
2
3
0
4
C
1
0
4
R
R
4
0
0
R447
D
4
0
0
T
P
_
O
N
E
N
A
N
D
U402
_
D
4
0
0
0
1
2
0
0
0
4
4
5
C
C
R
C
C
C
4
4
4
3
3
3
3
2
1
C
C
C
C
4
4
4
4
1
0
0
1
0
8
7
2
C409
R
R
C
C
4
4
4
4
6
3
3
0
1
1
4
1
1
3
4
3
4
4
C
R
5
4
0
C
4
6
0
C
C448
R
6
3
0
8
2
0
4
1
0
3
6
4
6
6
6
C
C
R
R
6
C
8
1
C
C
C
R
6
6
6
6
0
1
1
1
9
1
5
2
2
4
4
C
6
C
0
2
4
1
6
4
1
1
1
1
6
6
6
6
C
C
R
R
1
1
7
R
R
C
6
6
9
0
1
1
1
4
7
R
2
1
8
6
4
3
C
C
R414
R
7
9
7
1
7
1
3
4
C
C
4
1
9
2
1
1
2
4
4
C
C
1
4
4
0
4
4
4
R
7
3
1
R
C
C
C
C
4
4
0
1
5
8
TP_GPEN401
4
0
4
N
4
0
0
E
_
G
P
T
P
Q
R
0
4
2
3
4
3
4
R
5
3
C
R437
U
8
2
1
3
2
0
0
0
0
0
6
6
8
8
2
R
R
C
C
8-9
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
8-3-2.
Microphone Part S7250
Check main microphone function
in voice call receiver mode
Yes
Check component soldering
statuses of C613, C614
Yes
No
Resolder or replace C613, C614
Check the soldering status of
MIC600
Yes
Microphone Module
breakdown?
END
No
No
Resolder or replace MIC600
Change Microphone Module
8-10
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
MIC600
T
P
_
T
R
A
C
E
4
T
P
_
T
R
A
C
E
2
TP_A400
Level3Repair
VMIC_BIAS
MIC600
1
POWER
POWER
GND2GND1
3
GND
GND2
4
OUT
OUT
V
D
P
T
_
I
N
O
T
A
B
M
_
P
T
T
T
P
P
_
_
C
W
E
E
_
O
N
K
C
B
M
_
P
T
T
P
_
S
D
N
E
O
_
P
T
R
A
M
_
W
E
N
S
A
_
E
C
N
_
R
M
A
R
D
_
S
P
T
D
S
R
M
A
T
P
_
T
P
_
S
D
R
S
A
M
_
A
C
P
_
S
D
R
T
A
M
_
C
K
E
9
4
4
C
2
3
4
R
4
3
4
R
2
5
4
C
0
0
4
E
M
U
R611
T
T
P
P
_
D
_
D
D
R
_
Q
TP_DQS
D
4
0
M
0
C455
C435
C434
C427
C409
C
4
1
4
C436
C424
C425
C423
P
4
0
0
U
C
3
4
4
C
C
6
1
1
C439
6
1
C417
R426
C438
T
T
P
P
_
_
T
T
R
R
A
A
C
E
C
C
E
L
1
K
T
T
P
P
_
_
T
R
T
A
R
C
A
E
C
S
Y
E
N
0
C
T
P
_
T
R
A
C
E
3
C426
C428
C430
R
4
6
5
7
2
1
1
0
2
4
4
4
R
R
4
0
8
C
C
R
4
0
1
0
2
2
6
4
4
R
R
C
R
R
4
4
4
2
2
2
9
7
8
R
R
4
4
0
5
4
1
2
0
4
R
R
R
R
4
4
4
1
1
5
7
R
4
8
3
0
1
2
9
4
4
R
R
3
1
5
6
4
C
R
R
4
4
4
0
4
4
4
4
4
C
6
C
9
1
6
C
7
3
4
C
C
4
1
9
2
1
1
2
2
1
4
4
4
C
C
C
R
4
5
1
2
1
4
R
C
4
6
0
1
0
6
R
8
1
6
R
U801
2
0
4
3
0
4
1
0
4
D
4
0
0
1
0
4
C
C
4
3
3
C
4
0
7
C
4
1
3
R
6
0
6
C
6
1
2
4
1
6
C
C
6
1
3
1
4
4
C
C
4
1
8
0
2
4
C
2
0
6
R
C613
1
0
C
C614
6
9
1
1
6
6
C
C
0
C
8
0
TP_PMIC_PC500
1
0
C
8
TP_PMIC_PC501
R
8
MIC_OUT_N
MIC_OUT_P
C
R
R
4
0
0
R447
T
P
_
O
N
E
N
A
N
U402
D
_
D
4
0
0
0
2
0
0
4
5
C
R
C
C
4
4
3
3
1
2
C
C
C
4
0
8
R
4
0
3
4
0
5
8
0
6
R
R
6
0
9
1
1
6
R
R
6
1
8
9
1
4
R
C
4
5
4
R
4
3
3
3
0
8
C
4
4
1
1
0
2
R
4
3
6
3
1
4
1
4
4
R
C
C
C448
0
2
1
3
6
6
C
R
8
1
6
C
C
6
1
5
2
4
4
C
0
2
6
C
4
1
6
R
1
1
7
R
0
4
2
1
7
R
4
C
R414
R
7
4
4
C
R437
7
1
0
R
7
3
1
0
TP_GPEN401
0
4
T
P
G
P
_
0
0
E
4
N
Q
5
3
R
4
U
8
2
0
0
8
2
C
8-11
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
8-3-3.
Receiver Part S7250
Check receiver function in voice call
receiver mode
Yes
Check the signals at ZD613,
ZD614 again
Yes
Check the connection of
HDC601
Yes
No
No
Resolder or replace ZD613, ZD614
Reconnect HDC601
RCV_Earjack_Sensor module
breakdown?
Yes
END
No
Change RCV_Earjack_Sensor module
8-12
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
A
T
RCV_P
RCV_N
C602
C606
VBBD_2.9V
HDC601
11
3344
5566
7788
99
NC
11 12
3
4
1
1
6
6
D
D
Z
Z
NC
NC
13 14
NC
22
1010
2
2
6
C
VMEM_1.8V
6
1
6
R
R601
R602
SENSOR_OU
SENSOR_SCL
SENSOR_SD
2
6
2
1
0
2
T
N
A
HDC601
L219
0
2
2
F
0
1
0
2
2
L
2
L
C231
8
1
2
L
9
4
2
C
L215
C250
C
2
C
U
3
0
2
2
4
4
5
6
1
0
2
C248
L
5
5
C
4
R
6
9
3
2
1
6
R
R
6
8
7
3
1
1
7
5
5
R
R
5
3
6
R
R627
2
6
8
R
6
2
0
U
0
3
6
R
R
6
6
3
4
3
R
6
C
L
6
1
6
6
R
0
5
C
6
0
6
ZD608
4
1
6
0
D
0
6
Z
C
2
0
6
C
3
1
6
D
Z
HDC600
LED700
SIM500
5
4
4
C
4
3
4
C
5
6
0
4
5
C
R
5
8-13
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
V
D
P
T
_
I
N
O
T
A
B
M
_
P
T
T
T
P
P
_
_
C
W
E
E
_
O
N
K
C
B
TP_A400
M
_
P
T
T
P
_
S
D
N
E
O
_
P
T
R
A
M
_
W
E
N
N
S
A
_
R
M
A
R
D
_
S
M
_
P
E
C
T
S
R
D
_
A
T
P
T
P
_
S
D
R
S
A
A
R
M
_
C
_
T
S
P
D
A
M
_
C
K
E
9
4
4
C
2
3
4
R
4
3
4
R
2
5
4
C
C455
C435
C434
C427
C436
C424
C425
C423
C439
C417
R426
C438
T
T
P
P
_
_
T
T
R
R
A
C
A
E
C
C
E
L
1
K
T
T
T
P
P
P
_
_
_
T
T
T
R
A
R
R
C
A
A
E
C
C
S
Y
E
E
N
4
0
C
T
T
P
P
_
_
T
T
R
R
A
A
C
C
E
E
2
3
C426
C428
C430
R
4
7
2
0
2
4
R
R
R
4
4
0
0
8
6
T
T
P
P
_
D
_
D
D
R
_
Q
TP_DQS
D
4
0
M
0
U801
2
0
C
4
3
0
C
4
1
0
R
0
0
4
E
M
U
0
0
C
R
R
4
4
4
6
5
1
1
4
4
C
C
0
1
2
2
4
4
R
R
2
2
2
9
7
8
R
R
4
4
0
5
4
1
2
0
4
R
U
C
P
4
R
R
R
4
4
4
1
1
1
5
6
7
R
4
3
0
2
9
4
R
R
4
4
8
4
4
1
4
4
4
C
R
1
1
3
2
1
5
4
4
4
C
C
C
R
R
4
4
5
0
1
2
4
1
4
R
4
D
4
0
0
1
0
4
C
C
C
4
4
3
3
1
3
C
4
0
7
C409
C
C
4
4
1
1
3
4
C
4
6
0
R
6
3
8
0
4
0
6
4
6
C
R
C
R
C
6
6
6
1
0
1
9
1
2
4
6
1
1
1
1
6
6
6
C
C
R
C
R
6
6
9
1
1
1
8
6
3
C
1
7
9
4
3
1
4
4
4
C
C
R
C
C
C
4
4
4
1
1
5
8
9
4
R
2
0
4
2
2
3
4
4
3
C
C
2
1
0
0
6
6
R
R
0
0
4
C
R
4
0
3
5
R447
U402
C
4
0
8
4
0
3
0
8
C
0
0
C
8
TP_PMIC_PC500
1
0
C
8
TP_PMIC_PC501
1
0
R
8
0
0
R
4
T
P
_
O
N
E
N
A
N
D
_
D
4
0
0
2
0
5
R
C
4
3
2
C
C
4
4
1
1
0
2
R
4
3
6
3
1
4
1
4
4
R
C
C
C448
0
2
1
3
6
6
C
R
8
1
6
C
C
6
1
5
2
4
4
C
0
2
6
C
4
1
6
R
1
1
7
R
0
4
2
1
7
R
4
C
R414
R
7
4
4
C
R437
7
1
0
3
1
R
7
0
TP_GPEN401
0
4
T
P
G
P
_
0
0
E
4
N
Q
3
R
4
5
U
8
2
0
0
8
2
C
8-14
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
8-3-4.
Speaker Part GT-S7250
Check speaker function.
Play MP3 with maximum volume level.
Yes
Check the connection of
SPK600
Yes
Check signals on
ZD605, ZD606, C513, C517,
U501
Yes
No
No
Replace SPK600
Resolder or replace Components
SPK module breakdown?
Yes
END
No
Change SPK module
8-15
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
R
2
0
1
0
0
2
T
SPK600SPK601
V
D
_
T
O
N
T
P
I
A
B
M
_
P
T
T
T
P
P
_
_
C
W
E
E
_
O
N
K
C
B
TP_A400
M
_
P
T
T
P
_
S
D
O
_
N
E
P
T
R
A
M
_
W
E
N
C
N
E
_
S
D
R
_
A
M
P
T
SDR
M
_
RAS
_
A
P
T
T
P
_
S
D
R
C
S
A
_
R
A
M
S
D
P
_
T
A
M
_
C
K
E
9
4
4
C
2
3
4
R
4
3
4
R
2
5
4
C
C455
C435
C434
C427
C436
C424
C425
C423
C439
C417
R426
C438
T
T
P
P
_
_
T
T
R
R
A
A
C
C
E
C
E
L
1
K
T
T
T
P
P
P
_
_
_
T
T
T
R
R
R
A
C
A
A
E
C
C
S
E
E
Y
4
0
N
C
T
T
P
P
_
_
T
T
R
R
A
A
C
C
E
E
3
2
C426
R
4
7
2
0
2
4
C428
R
C430
R
R
4
4
0
0
6
8
N
A
U
R
8
2
4
0
0
0
3
0
2
C
R
7
4
1
3
6
3
0
2
0
2
7
C
5
4
6
5
1
1
9
5
5
C
C
C
C
C
5
5
5
5
5
5
4
5
8
C510
C529C530
C528
C535
O
S
C
5
0
0
4
5
0
C
7
C
D
Z
5
C
7
1
3
1
1
2
5
C
5
1
5
C
C
5
0
9
2
C
C
C
4
5
5
5
5
3
3
2
3
8
3
C
5
C
5
0
1
C
5
0
5
R
5
0
1
4
3
0
6
5
0
2
3
4
2
5
5
5
5
5
C
R
C
C
C
R
5
1
9
2
1
0
3
3
3
4
0
5
5
5
5
C
C
C
C
T
P
_
D
Q
M
2
0
0
0
0
7
7
7
7
C
D
D
D
Z
Z
Z
C
5
3
6
2
3
0
0
5
5
1
C
C
1
5
C
0
2
5
L
C
5
0
2
C500
C
5
0
8
U
2
7
2
1
5
5
C
C
7
4
2
3
5
5
C
C
T
P
_
D
D
R
_
TP_DQS
D
4
0
0
3
0
7
C
0
0
L
5
0
0
7
D
8
C506
1
5
C
U
C
5
7
2
0
2
5
7
C
1
0
0
5
1
L
C
5
4
1
0
7
9
R
U801
2
0
4
C
3
0
4
C
1
0
4
0
0
4
E
M
U
4
0
0
P
U
C
R
C
R
R
4
4
5
6
2
2
1
1
7
8
4
4
C
C
R
R
4
4
1
0
1
0
2
2
5
0
4
4
R
R
R
R
4
4
4
4
1
2
7
9
R
4
3
4
0
2
2
9
4
4
R
R
3
1
1
5
5
6
4
C
R
R
4
4
8
4
4
0
1
4
4
4
4
4
R
C
R
D
4
0
0
1
0
4
C
C
C
4
4
3
3
1
3
C
4
0
7
C409
C
C
4
4
1
1
3
4
6
5
C
0
4
R
6
8
3
0
0
4
6
6
4
C
R
C
C
R
6
6
6
1
0
1
1
9
2
6
1
4
1
1
1
6
6
6
C
C
R
C
R
6
6
9
1
1
1
8
6
3
C
9
1
7
1
4
3
4
4
4
C
C
R
C
C
C
4
4
4
1
1
5
9
8
4
R
1
0
1
2
4
1
2
2
2
3
4
4
4
4
3
C
C
C
C
R
4
5
2
1
1
2
0
0
1
4
6
6
R
R
R
SPK_N
SPK_P
C704
L
7
0
0
R
7
0
3
0
0
7
D
Z
0
0
8
C
TP_PMIC_PC500
1
0
8
C
TP_PMIC_PC501
1
R
0
8
0
R
0
4
R447
T
P
_
O
N
E
N
A
N
U402
D
_
D
4
0
0
0
2
0
0
4
5
C
R
C
4
3
2
C
C
C
4
4
4
1
1
0
0
2
8
R
R
4
4
3
6
0
3
1
4
3
1
4
4
R
C
0
4
C
C448
0
2
1
3
6
6
C
R
8
1
6
C
C
6
1
5
2
4
4
C
0
2
6
C
4
1
6
R
1
1
7
R
0
4
2
1
7
R
4
C
R414
R
7
7
1
4
0
4
3
1
7
R
C
0
TP_GPEN401
0
4
0
Q
5
R
3
4
R437
U
8
3
2
0
0
0
8
8
2
C
C
R613
R620
T
P
_
G
P
E
N
4
0
SPK600
2
2
1
1
2
2
1
1
SPK601
5
6
0
0
6
6
D
D
Z
Z
Z
Z
D
D
R
R
6
6
6
6
0
1
0
2
3
5
0
6
8-16
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
A
0
8-3-5
GPS S7250
GPS does not work
Yes
GPS Antenna connection
OK?
is
Yes
heck the F202 Pin
C
Is there signal
#1
?
Yes
heck the
C
Is there signal
U203
Pin
#3
?
No
No
No
Check the antenna and Clip ANT201
Check the path from
L210 to L220
Resolder L218 or Replace F202
GPS_LNA
Check the U203
Is the signal?
Replace U201
F201
OUT
1
IN
G2G3G
5
4
Yes
Yes
C246
L201
GPS_LNA_ON
#6
No
Resolder C249, C248, L215, C250
or Replace U203
0
5
2
C
5
1
2
L
C245
U203
6
5
4
9
8
4
4
2
2
C
C
RF_OUT
ENABLE
VCC
GND
GND
RF_IN
1
2
L218
3
F202
OUT
1
IN
G
2G3G5
4
1005
L210
L219
L220
C231
NT2
1
1
2
2
8-17
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
1
0
2
T
N
A
L219
2
2
0
F
0
1
0
2
2
L
2
L
C231
2
8
L
1
C
2
9
4
C
C
3
2
U
0
2
2
4
4
5
L215
C250
6
L
0
2
1
C248
3
4
8
7
1
1
5
5
R
R
SIM500
C
5
2
2
C
6
L
6
1
6
6
R
0
HDC600
5
C
6
0
6
ZD608
4
HDC601
5
5
4
C
R
9
6
3
2
2
0
U
6
6
1
R
R
6
3
7
R
6
5
3
R
3
6
4
R627
4
C
5
4
5
5
6
4
4
0
C
R
1
6
0
D
0
6
Z
C
2
0
6
C
3
1
6
D
Z
2
6
8
R
3
0
R
6
R
3
6
6
LED700
F
2
0
1
8
0
2
L
C
2
3
3
R
2
2
1
7
3
2
C
0
0
C
2
U
2
0
1
C
1
5
2
C
R
7
2
2
C
2
2
2
1
5
0
C
S
O
2
3
9
8
3
2
C
TP_GPS_UART_RTS
TP_GPS_UART_CTS
0
3
2
C
S
_
T
R
_
N
P
S
_
G
T
P
TP_GPS_UART_RXD
TP_GPS_UART_TXD
GPS_UART_CTS
GPS_UART_RTS
GPS_UART_TXD
GPS_UART_RXD
GPS_LNA_ON
8
0
2
L
TP_GPS_UART_CTS
TP_GPS_UART_RTS
TP_GPS_UART_TXD
TP_GPS_UART_RXD
VBAT
VMEM_1.8V
5
2
0
2
3
C
2
C
3
3
2
C
3
2
F
F
F
A
I
N
D
L
D
D
V
D
_
V
S
B5
B3
A4
C5
C4
C6
B2
B1
A3
A2
A1
E1
D2
C_GPIO_0
C_GPIO_1
C_GPIO_2
C_GPIO_3
C_GPIO_4
C_GPIO_5
D_GPIO_0
D_GPIO_1
D_GPIO_2
D_GPIO_3
D_GPIO_4
ADCN
ADCP
_
P
S
G
P
G
6
6
1
5
4
2
4
F
E
L
F
L
R
P
G
D
_
2
D
P
V
1
_
D
S
P
D
V
G
3
5
5
F
C
E
R
O
C
_
2
P
1
D
D
V
6
F
E
E
A
D
B
G
8
T
C
C
C
N
O
I
1
A
D
D
D
X
_
X
B
A
D
D
U
U
O
_
V
V
A
D
A
D
D
_
D
_
D
D
D
V
D
V
V
D
D
V
V
U201
A
N
F
L
I
S
S
C
S
S
D
V
V
_
_
S
A
S
S
S
S
S
S
S
P
P
V
G
G
A
2
3
4
1
F
C
E
G
C
C
S
S
S
S
V
N
V
N
V
V
4
3
2
2
1
D
D
C
1
5
2
C
E
R
P
_
D
D
V
GPS_AUXOP
GPS_RFIP
GPS_CAL
VDD_AUXO
LPO_IN
TCXO
REF_CAP
REGPU
RST_N
TM2
VMEM_1.8V
G3
G1
A5
TP_GPS_200
D5
D1
G4
G6
B6
E6
1
2
2
R
R210
TP_GPS_RST_N
7
3
2
C
7
2
2
C
GPS_LNA
GPS_26MHZ_CLK
CLK32K
GPS_EN
GPS_RST_N
VDD_AUXO
C238
C239
OSC200
6
VCC1GND
NC5NC
4
OUT
GND
2
3
8-18
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Level3Repair
8-3-6.
Bluetooth S7250
Bluetooth malfuction
Yes
BT_WIFI_ANT is O.K?
Yes
Check the F200
and there is the
Signal C202.
Check C208 is
While trying to operate
#2
Yes
3.3V
BT
No
No
No
Check ANT200 or Replace BT Antenna
Resolder or Replace F200, U200
Check Battery Contact
BT_RF
SW_BT
SW_WLAN_RX
Yes
Replace U202
WLAN_TX
C202
5
0
2
C
SW_WLAN_TX
1
0
2
1
1
1
C
C
D
X
N
N
T
N
_
G
N
_
A
F
L
R
3
4
BT
CTL3
U200
C206
0.01NF
25V
0603
W
WLAN_RX
1
T
L
N
T
A
C
5
6
GND
CTL2
C201
9
8
7
C203
C200
WLAN_RX
7
1
2
L
F200
42
IN
OUT
GND2
GND1
3
1
R200
ANT200
R201
1
1
2
2
C204
5
0
0
1
3
0
8
U
8-19
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
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