Samsung S3370, SGH-S3370, GT-S3370 Service Manual
9. Flow Chart of Troubleshooting
9-1.
9-1-1.
Baseband
Power ON
Power On' does not work
'
Check the current consumption
Current
consumption
>= 100
Check theVBAT Voltage
Voltage
Yes
mA
Yes
>=3.3V
Yes
No
No
Current
consumption
mA
>= 30
Yes
Download again
Charge the Battery
No
Check the pin3
of
400
Q
Low
VPH_PWR
VBAT
=
Yes
High
Check the UCP300
No
Change the
Q
400
Check the power
VREG_RF1_2.3V
VREG_RF2_1.4V
VREG_MSMC_1.2V
VREG_USIM_2.85V
VREG_TCXO_2.85V
VREG_RFTX2_1.3V
VREG_RFRX2_1.3V
VREG_RFA_2.2V
VREG_MSMP_2.6V
VREG_MSME_1.8V
VREG_GP1_2.85V
VREG_GP2_2.9V
Yes
Check the TCXO clock(TCX200)
Clock
Check the OSC400
Clock
= 19.2
Yes
= 32.768
MHz
kHz
No
No
No
Change the UCP300
Change the TCX200
Change the OSC400
END
Yes
9-1
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This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
R302
C452
C301
U
M
E
3
0
0
0
D
_
1
I
TP_EBI1_CLK_M TP_EBI1_CLK_P
B
E
_
P
T
3
0
0
P
C
C
C
C
L213
4
3
4
C
0
1
2
C
4
0
9
C
4
2
5
C
4
2
6
C213
C
2
2
8
4
7
2
2
5
2
C437
C415
L212
C
L
4
4
C438
D
0
3
1
5
U
C436
F
L400
2
0
C
C
C
1
4
4
4
1
0
1
3
4
4
C432
C207
L
L
2
2
0
0
DUF200
4
5
C203
C214C215
S
C
1
0
4
0
0
ZD710
Z
D
7
0
3
R
4
0
6
C
4
0
1
C449
C434
C433
C
4
3
1
C
3
0
9
VR300
Z
D
7
0
5
7
T
C
A
L702 L703
T
P
_
U
S
B
_
ID
C300
C304
1
R
4
0
1
C303
4
0
D
C306
8
C302
0
7
D
Z
R403
ZD709
ZD704
R300
C
R301
4
0
0
R401
C
4
4
L
2
4
0
C
3
3
0
7
C
C
C448
4
4
1
4
5
1
C430
C421
C
C
4
4
C422
1
4
2
4
C429
C
4
3
9
L404
C
C410
4
4
7
L402
C443
R
3
C446
0
5
C405 C406
R306
C308
OSC400
C
C
C
2
2
4
1
1
2
7
6
4
T
TCX200
R204R205
V
D
A
_
E
_
O
I1
B
_
E
P
T
1
I
TP_A16
B
E
_
P
T
T
P
_
E
B
I
1
_
C
S
R303
C305
R
TP_EBI1_WE
3
0
T
P
_
E
4
B
I
2
_
O
E
TP_EBI2_UB
R
3
0
7
I
B
_
E
P
T
2
_
L
B
C
I
B
_
E
P
T
S
2
_
C
4
5
6
TP_EBI2_WE
0
D
C
_
2
I
B
E
4
_
P
T
5
X
R
_
3
T
R
T
_
P
I
B
E
1
_
E
K
C
A
U
_
P
T
C
4
5
4
R308
U300
X
T
_
T
R
A
U
_
P
T
U
L
L
L
1
1
1
L107
L110
0
1
0
8
1
9
C
2
C238
4
0
L219
R107
FEM100
C
L217
2
3
5
L201
R
1
0
3
C
L
1
1
0
1
1
1
C529
C451
C450
C440
ZD400
C428
C455
C
C
4
4
1
1
9
7
C407
C
L
4
4
0
1
8
5
C
L
4
4
0
2
6
0
R407
C416
C441
R
2
C201
0
0
C236
C
R209
2
3
9
R208
L
L
L
1
1
1
L104
0
0
0
2
6
3
C117C119C123
R
R
R
1
1
1
C107
0
0
0
6
5
4
C
1
0
8
F100
R
1
0
0
C104 C105
0
0
6
L
C
S
ZD701
T
A
7
0
0
C120
C
1
U
2
1
1
0
C
0
1
2
2
C
C
1
1
0
0
3
2
BTC700
C
6
1
8
C619C62 0 C621
O
4
S
0
C
1
0
0
S
T
C
_
T
6
R
A
U
_
P
T
U
S
T
R
_
T
R
A
U
_
P
T
C613
ZD606
Q400
R613
T
T
A
A
4
4
0
0
1
0
R610
C606
R611
C
L
C629
6
6
0
1
C
C
C
C
1
6
6
6
6
1
2
2
2
3
8
7
5
0
M
(
A
A
T
C
)
_
0
I
A
P
T
D
_
F
Z
D
C
C
L
5
5
5
5
0
0
1
1
1
8
3
4
R516
C515C521
R
U603
6
2
3
C
R
6
6
1
2
7
Z
D
4
0
1
C
6
1
0
C
C
6
6
0
0
5
9
C
C
6
6
2
2
6
4
2
R
L
7
7
ZD700
0
0
0
7
ZD702
C
6
2
3
C616
0
6
6
U
C
R
7
7
0
0
C631
2
9
2
0
6
U
C603C604
R
4
R626
0
5
R614
C403
C
C
R612
4
7
2
0
3
5
C608
R120R121
VPH_PWR
TA400 TA401
VBAT
TRK_LO_ADJ
S4S
R204
G
3
1256
Q400
BAT_FET_N
VREG_TCXO_2.85V
TCX200
N
C
1
O
C
V
D
N
G
4
C
V
T
3
U
O
C216
C213
C217
TCXO
C214
R205
2
C215
TCXO
9-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
VSW_5V
VREG_5V
VSW_MSMC
VSW_RF1
VREG_RF1
VSW_RF2
VREG_RF2
VREG_CDC2
VREG_GP1
VREG_GP2
VREG_MPLL
VREG_MSME
VREG_MSMP
VREG_RFA
VREG_RFRX2
VREG_RFTX2
VREG_TCXO
VREG_USIM
VREG_USB_2P6
VREG_USB_3P3
VREG_NCP
NCP_CTC1
Flow Chart of Troubleshooting
VREG_RF1_2.3V
VREG_MSMC_1.2V
VREG_RF2_1.4V
1
2
0
1
1
1
4
4
4
C
C
AC12
AC11
AC18
L402
AC15
L403
AB15
AC17
L404
AB17
M18
AA22
Y22
T13
W15
W13
W16
W21
V21
U22
W14
V15
V14
AC20
AB18
AB19
C
VPH_PWR
VREG_RF2_1.4V
VREG_RFTX2_1.3V
VREG_USIM_2.85V
VREG_TCXO_2.85V
VREG_RFRX2_1.3V
VREG_RFA_2.2V
VREG_MSMP_2.6V
VREG_MSME_1.8V
VREG_GP2_2.9V
VREG_GP1_2.85V
2
OSC400
R406
UCP300
1
C406C405
3
3
1
0
3
3
1
1
2
2
V
U
W
W
T
1
N
I
U
P
_
O
G
_
M
_
9
M
N
1
9
E
_
1
_
L
_
A
O
L
T
X
A
X
T
X
3
2
3
2
2
W
W
1
F
P
E
G
R
_
_
T
C
U
D
O
A
_
_
O
O
X
X
9
1
2
2
A
B
A
A
IN
_
C
D
A
_
O
X
C
A
A
A
T
M
T
N
I
U
X
_
K
2
3
_
L
A
T
X
R
O
E
E
_
_
H
K
F
T
2
E
_
3
F
R
_
_
E
L
R
R
A
T
V
X
9-3
SAMSUNG Proprietary-Contents may change without notice
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Flow Chart of Troubleshooting
9-1-2.
Sim Part
Insert SIM is displayed on the LCD
"
Yes
Check the SIM connector's
SIM
700)
of SIM
4
of SIM
connection to
SIM card
Yes
700 >= 2.8V ?
Yes
700 ?
1
3,
(
Check the voltage at pin
Is there any signals pin2,
No
No
No
Resolder or change SIM
Check the UCP300
Check the UCP3
700
00
Yes
Check the SIM Card
END
9-4
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
S
C
1
0
4
0
0
ZD710
Z
D
7
0
3
R
4
0
6
C
4
0
1
C449
C434
C433
C
4
3
1
C
3
0
9
VR300
Z
D
7
0
5
7
T
C
A
L702 L703
Flow Chart of Troubleshooting
V
D
A
_
I
B
_
E
P
T
E
1
_
O
1
I
TP_A16
B
E
_
P
T
T
P
_
E
B
I
1
R302
C301
T
P
_
U
S
B
_
ID
C300
C304
1
R
4
0
1
C303
4
0
D
C306
8
C302
0
7
D
Z
R403
ZD709
ZD704
R300
C
R301
4
0
0
R401
C
4
4
L
2
4
0
C
3
3
0
7
C
C
C448
4
4
4
1
5
1
C430
C421
C
C
4
4
C422
1
4
4
2
C429
C
4
3
9
L404
C
C410
4
4
7
L402
C443
R
3
C446
0
5
R306
C308
OSC400
C
C
2
4
1
2
6
4
T
TCX200
C
4
C
C406
C405
0
4
8
0
9
C415
C
4
2
C438
5
C436
C
2
1
7
C
C
4
4
0
2
4
6
C432
C213
R204R205
C214C215
C452
U
M
E
3
0
0
0
D
_
1
I
TP_EBI1_CLK_M TP_EBI1_CLK_P
B
E
_
P
T
3
0
0
P
C
C
C
L213
3
4
1
2
C
C
2
2
4
7
2
2
2
5
C437
L212
C
L
4
4
D
0
3
1
5
U
F
L400
2
0
C
C
1
4
4
1
1
4
3
C207
L
L
2
2
0
0
DUF200
4
5
C203
_
C
C305
R303
S
R
TP_EBI1_WE
3
0
T
P
_
E
4
B
I
2
_
O
E
TP_EBI2_UB
R
3
0
7
I
B
_
E
P
T
2
_
L
B
C
I
B
_
E
P
T
S
2
_
C
4
5
6
TP_EBI2_WE
0
D
C
_
2
I
B
E
4
_
P
T
5
X
R
_
3
T
R
T
_
P
I
B
E
1
_
E
K
C
A
U
_
P
T
C
4
5
4
R308
U300
X
T
_
T
R
A
U
_
P
T
U
L
L
L
1
1
1
L107
L110
0
1
0
8
1
9
C
2
C238
4
0
L219
R107
FEM100
C
L217
2
3
5
L201
R
1
0
3
C
L
1
1
0
1
1
1
C529
C451
C450
C440
ZD400
C428
C455
C
C
4
4
1
1
7
9
C407
C
L
4
4
0
1
8
5
C
L
4
4
0
2
6
0
R407
C416
C441
R
2
C201
0
0
C236
C
R209
2
3
9
R208
L
L
L
1
1
1
L104
0
0
0
6
2
3
C117C119C123
R
R
R
1
1
1
C107
0
0
0
4
5
6
C
1
0
8
C619C62 0 C621
C613
ZD606
4
0
S
T
C
_
T
6
R
A
U
_
P
T
U
S
T
R
_
T
R
A
U
_
P
T
N
_
T
E
S
E
R
_
N
O
P
_
P
T
V
D
A
_
E
_
O
I1
_
B
P
E
T
1
I
TP_A16
B
E
_
P
T
T
P
_
E
B
I
1
_
C
S
C606
R613
C
L
6
6
0
1
1
1
C629
C
6
2
8
_
IF
M
D
A
T
)
A
(0
R610
R611
C
C
6
6
2
2
5
7
T
P
_
C
A
SIM700
C
6
1
0
C
C
6
6
0
0
5
9
C
C
C
C
6
6
6
6
2
3
2
2
3
0
4
6
R626
2
0
R614
6
R612
U
C603C604
C608
R120R121
B
A
T
4
0
R
4
0
5
C403
C
C
4
7
2
0
3
5
0
C
C
C
7
7
7
0
0
0
6
4
3
L
7
0
6
V
K
7
0
0
L701
Z
D
C
L
L
7
3
7
7
0
0
0
0
7
0
4
0
R702
0
0
7
R703
Q
R704
R706
R716
R701
C707
R708
R705
1
0
3
C
S
R606
L600
USIM_RESET
USIM_CLK
VREG_USIM_2.85V
SIM700
R708
6
11
6
5
22
5
4
C704
C703 C705
C706
334
G
G78GG
10
9
C707
USIM_DATA
USIM CONNECTOR
P1
AA2
GPIO_9|KEYPAD_4
P1
Y3
GPIO_10|KEYPAD_3
AA1
KEYPAD(2)
KEYPAD(1)
KEYPAD(0)
KEYSENSE_N(2)
KEYSENSE_N(1)
5
0
KEYSENSE_N(0)
0
1
UART1_RTS
UART1_CTS
USIM_DATA
USIM_RESET
SD_DATA(3)
SD_DATA(2)
SD_DATA(1)
SD_DATA(0)
SD_PWR_N
I2C_SCL_AUDIO
I2C_SDA_AUDIO
I2C_SCL_USB
I2C_SDA_USB
TOUCH_SDA
TOUCH_SCL
BT_PCM_DOUT
UART1_RX
UART1_TX
USIM_CLK
SD_CMD
CAM_SDA
CAM_SCL
SD_CLK
P1
GPIO_11|KEYPAD_2
P1
Y2
GPIO_12|KEYPAD_1
P1
Y1
GPIO_13|KEYPAD_0
P1
W3
GPIO_14|KEYSENSE4_N
P1
W2
GPIO_15|KEYSENSE3_N
P1
V2
GPIO_16|KEYSENSE2_N
P1
L300
V1
GPIO_17|KEYSENSE1_N
P1
W1
GPIO_18|KEYSENSE0_N
TP_USB_ID
AA8
USB_ID
AC7
USB_DP
AC6
USB_DM
E10
UART1_RXD
C10
UART1_TXD
P5
F11
GPIO_8|UART1_RFR_N
P5
F10
GPIO_7|UART1_CTS_N
P5
AC5
GPIO_47|USIM_DATA
P5
AB6
GPIO_46|USIM_CLK
P5
AC4
GPIO_45|USIM_RESET
P3
AB8
GPIO_73|MUSIM_DP
P3
AA7
GPIO_72|MUSIM_DM
P7
AB4
GPIO_6|SDCC1_CLK
P7
AA6
GPIO_5|SDCC1_DATA3
P7
AB5
GPIO_4|SDCC1_DATA2
AA5
P7
GPIO_3|SDCC1_DATA1
AA4
P7
GPIO_2|SDCC1_DATA0
P7
AB3
GPIO_1|SDCC1_CMD
W18
MPP2|SDIO_PWR_EN
P7
V8
GPIO_71|SDCC2_CLK
P7
W9
GPIO_70|SDCC2_DATA3
P7
W8
GPIO_69|SDCC2_DATA2
P7
W7
GPIO_68|SDCC2_DATA1
P7
W6
GPIO_67|SDCC2_DATA0
P7
V7
GPIO_66|SDCC2_CMD
A10
P5
GPIO_39|I2C_SDA
P5
B10
GPIO_40|I2C_SCL
P5
E9
GPIO_21|AUX_PCM_DOUT
P5
B8
UCP300
9-5
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-1-3.
Microphone Part(MAIN)
Microphone does not work
Yes
Is the assembled status of
microphone O.K?
Yes
Check the reference voltage on mic path
Yes
On booting,
HSED_BIAS(L500)
On booting,
voltage between
MIC1+(L502) and MIC1-(GND)
≒
≒
Yes
0.8V?
1.8V ?
Yes
No
No
Reassemble the microphone
Check UCP300
No
Change MIC_500
On calling,
MIC_SEL(U500 pin4&8) are
MIC1+(C502)&MIC1-(C507)
0V ?
≒
On calling,
1.0V?
≒
END
Yes
Yes
No
Check UCP300
No
Check UCP300
9-6
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
HSED_BIAS_1.8V
R501
C500
MIC1_SPK_N
MIC1_MSM_N_IN
MIC1_RCV_N
MIC_500
POWER1POWER
GND1
GND2
OUT
GND
2
3
GND
OUT
4
2
1B1
3
1A
4
U500
S1
5
1B0
GND
6
HSED_BIAS_1.8V
0
0
5
L
ZD509
1
VCC
2B0
7
10
2B1
9
2A
8
S2
MIC SEL HIGH: SPK
MIC SEL LOW : RCV
L502
MAIN MIC PATH
MIC1_MSM_P_IN
MIC1_MSM_N_IN
MIC1_SPK_P
MIC1_MSM_P_IN
MIC_SEL
MIC1_RCV_P
C512
Close to QSC
C502
C507
MIC1_MSM_P
MIC1_MSM_N
MIC1_RCV_N
MIC1_RCV_P
ZD507
Z
D
5
L
0
5
9
0
2
C512
0
0
5
C502
U
C
5
0
7
C500
R501
L
5
0
0
R502
L504
TA500
R500
C503
C
5
0
5
C
5
3
7
C
5
1
7
C
5
0
4
C
L
L
5
5
5
3
0
0
6
7
6
ZD500ZD501
9-7
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-1-4.
Microphone Part(SPK phone)
Yes
Is the assembled status of
microphone O.K?
Yes
Check the reference voltage on mic path
Yes
On booting,
HSED_BIAS(L501)
On booting,
voltage between
MIC1+(C515) and MIC1-(C514)
≒
0.8V?
Yes
1.8V ?
≒
Yes
No
No
Reassemble the microphone
Check UCP300
No
Change MIC_500
On calling,
MIC_SEL(U500 pin4&8) are
MIC+(C502)&MIC-(C507)
1.8V ?
≒
On calling,
1.0V?
≒
END
Yes
Yes
No
Check UCP300
No
Check UCP300
9-8
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
MIC1_SPK_N
MIC1_MSM_N_IN
MIC1_RCV_N
HSED_BIAS_1.8V
2
3
1A
4
U500
S1
5
1B0
GND
6
Flow Chart of Troubleshooting
M
IC
_
5
0
1
Microphone does not work
Z
L
5
0
1
R516
C515C521
R
6
2
3
D
6
0
4
ZD603
C
6
1
4
Close to QSC
C502
C507
MIC1_MSM_P
MIC1_MSM_N
C
507
ZD507
Z
D
5
0
9
HSED_BIAS_1.8V
MIC_501
1
OUT
2
GND
3
GND
4
PWR
5
GND
6
GND
L502
C513
C512
1
0
5
L
0
C521
0
5
C502
R516
C500
U
C515
SPK MIC PATH
R501
ZD508
Z
D
5
C
C
0
5
5
8
1
1
3
4
BOTHHOLE105
R501
C500
MIC1_MSM_P_IN
1
VCC
1B1
MIC1_MSM_N_IN
10
2B1
MIC1_SPK_P
9
2A
MIC1_MSM_P_IN
8
MIC_SEL
S2
2B0
7
MIC1_RCV_P
MIC SEL HIGH: SPK
MIC SEL LOW : RCV
U603
L
5
0
0
R502
L504
TA500
R500
MIC1_SPK_P
MIC1_SPK_N
C514
C503
C
505
C
5
0
4
C
537
C
5
1
7
C
L507
L
5
5
3
0
6
6
ZD500ZD501
9-9
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-1-5.
Microphone Part(EAR MIC)
Microphone does not work
Yes
Check the reference voltage on mic path
Yes
On booting,
HSED_BIAS(R500)
On calling with ear_mic,
VBUS_5V(C542)
1.25
≒
On calling with ear_mic,
EARMIC_P(L504)
≒
1.25
Yes
V?
V?
≒
Yes
1.8V ?
Yes
No
Check UCP300
No
Check U501
No
Change R500 or R502 or L504
On calling with ear_mic,
MIC2+(C505)&MIC2-(C517)
≒
1.0V?
No
Check UCP300
Yes
END
EBI2_D(3)
P5
F14
GPIO_55|GPS_ADCI
UCP 300
P
M
1
1
P
M
M
P
B
B
B
B
H
L
L
_
_
_
|G
|G
|G
U
U
U
_
_
_
N
N
IN
I
I
_
_
_
X
X
X
R
R
R
3
2
2
2
2
2
L
K
H
M
P
M
X
X
X
R
R
R
_
_
_
0
S
0
0
0
C
9
9
P
G
G
_
_
0
0
0
0
9
9
U
U
P
M
2
2
M
P
H
B
B
B
B
B
B
_
L
L
H
H
H
H
_
_
_
_
_
|G
_
G
U
U
G
G
G
U
_
_
_
_
_
_
_
N
N
N
N
N
I
IN
I
IN
I
I
I
_
_
_
_
_
_
_
X
X
X
X
X
X
X
R
R
R
R
R
R
R
3
2
3
9
3
3
3
2
2
2
2
1
2
2
2
2
J
J
F
L
H
K
A
G
P
P
P
M
P
M
M
X
X
X
X
X
X
X
R
R
R
R
R
R
R
_
_
_
_
_
_
_
S
S
0
0
S
0
0
5
0
C
C
5
0
C
8
1
8
P
1
D
D
2
2
M
M
S
S
S
S
T
T
G
G
M
M
U
U
1
2
B
B
B
B
B
H
L
H
H
L
N
I
_
_
_
_
_
_
G
U
U
U
G
T
_
_
_
_
_
E
T
T
T
T
T
C
1
0
D
U
U
U
A
U
U
N
N
_
I
IN
D
O
O
O
O
O
1
R
A
A
_
_
_
_
_
_
IC
K
K
A
W
X
X
X
X
X
H
H
T
T
T
T
P
T
M
P
2
1
3
2
2
1
0
8
3
2
2
2
2
2
2
2
1
2
T
R
A
A
A
A
B
N
C
T
D
X
T
_
0
0
9
M
S
G
_
0
5
8
M
S
G
E
X
T
D
_
_
0
R
0
9
W
1
P
S
C
P
_
0
0
8
1
S
C
D
N
IN
I
L
_
_
_
T
M
T
M
C
T
S
_
R
A
M
R
E
B
_
H
W
1
V
T
P
V
IC
_
A
M
P
_
M
S
HSED_BIAS_1.8V
G
X
X
T
T
_
_
0
0
0
0
9
1
2
S
T
S
T
M
M
U
U
N
P
P
_
_
_
N
P
_
_
L
R
_
_
N
N
I
I
P
N
P
_
_
2
2
1
E
E
N
IC
N
IC
IC
I
I
L
M
M
L
M
3
2
3
2
1
2
2
2
2
2
P
P
P
N
N
P
P
T
N
T
_
_
_
U
U
M
M
M
O
O
S
S
S
L
R
_
_
M
M
M
_
O
_
_
O
I
I
2
1
2
D
D
IC
IC
IC
A
A
M
R
M
M
R
L
R
L
S
_
_
_
G
T
A
T
T
E
I
U
U
U
N
B
P
N
O
_
O
V
O
_
_
_
_
O
D
O
E
H
H
H
E
R
R
N
P
P
P
S
A
A
I
E
H
L
H
H
E
H
1
9
9
9
8
9
1
9
2
1
1
1
1
2
1
1
T
T
P
P
R
R
N
U
L
R
_
_
T
T
U
U
O
O
_
_
H
H
P
P
H
H
P
N
P
_
_
_
V
V
T
C
C
U
R
R
O
_
K
P
S
D2
EBI2_A_D_2
EBI2_A_D_1
EBI2_A_D_0
N
_
R
_
T
U
P
O
M
_
E
O
N
C
I
C
L
1
2
M
1
0
1
1
3
3
C
C
N
_
T
U
O
_
K
P
S
EBI2_D(2)
D1
EBI2_D(1)
E1
EBI2_D(0)
4
1
3
C
9-10
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
V
ZD507
Z
D
5
0
9
L
5
0
2
C
C132
C
1
1
4
3
3
2
C139
C138
C134
C144
C137
L116
C512
C130
C131
L
1
1
4
C
1
3
6
0
R109R110
U
5
0
C502
1
0
1
U
C
507
W
S
_
T
O
O
B
_
P
T
C500
F
6
0
2
L
5
0
8
L115
ZD504
C
C
5
5
4
4
Z
9
8
D
5
0
C
6
5
4
2
C541
R501
L500
R633
Z
D
5
0
5
R502
L504
TA500
R500
TP_LCD_D(0)
TP_LCD_RETP_LCD_WE
C503
C
505
TP_LCD_CS
0
0
5
C
F
I
C
5
37
C
5
1
7
C
5
0
4
C
L
L
5
5
5
3
0
0
6
6
7
ZD500ZD501
USB_OVP_5V
VBUS_5V
R509
TP_ISET
17
18
19
20
21
22
23
C545
VPH_PWR
C525
C530
TP_USB_SW_INT
TP_JIG_ON
TP_BOOT_SW
USB_SW_INT
JIG_ON_J
JIG_ON
BOOT_SW
IF_UART1_TX
UART1_TX_JTAG
UART1_RX_JTAG
IF_UART1_RX
USB_D_M
USB_D_P
VREG_MSMP_2.6V
1
5
4
2
6
3
1
1
1
1
1
1
T
T
B
D
L
A
E
U
T
D
C
D
S
N
V
O
S
I
S
I
_
_
C
C
2
I2
VBUS
I
10
DM
DP
ID
GND
NC
NC
1
C546
JIG
9
U501
VDDIO
8
BOOT
7
TXD
R
L
_
_
D
K
K
IC
+
X
-
P
P
M
S
D
R
S
D
3
4
6
2
5
EAR_R
EAR_L
EARMIC_P
I2C_SDA_USB
I2C_SCL_USB
R512
R513
USB_ID
DM
DP
VREG_MSMP_2.6V
R508
L510
L509
Micro USB Switch
HSED_BIAS_1.8
R500
TA500
EARMIC_P
R502
C503
L504
C504
C517
C505
MIC2_MSM_P
MIC2_MSM_N
9-11
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-1-6.
Receiver Part
There is no sound from the Receiver
Is the terminal of Receiver
REV_P(R505)&REV_N(R506)
C311 C523
R506
O.K
On calling,
1.0
≒
END
R
C
V
Z
D
5
0
2
Yes
?
Yes
V?
Yes
No
Replace the Receiver
No
Check UCP300
C310
R505
Z
D
C
5
5
2
0
4
3
RCV_P
RCV_N
R505
R506
RCV
1
1
2
2
3
2
0
0
5
5
D
D
Z
Z
C524C523
RCV
P5
F14
GPIO_55|GPS_ADCI
M
P
1
1
P
M
P
M
B
B
B
B
2
2
H
L
L
H
B
B
_
_
_
_
H
H
G
G
G
G
_
|
|
|
_
|
U
U
U
U
U
U
_
_
_
_
_
_
N
N
N
N
N
N
I
I
I
I
I
I
_
_
_
_
_
_
X
X
X
X
X
X
R
R
R
R
R
R
3
2
2
K
M
X
R
_
0
0
9
G
_
0
0
9
U
2
3
3
2
3
2
2
2
2
2
2
J
L
L
H
K
H
P
P
M
X
X
X
P
M
R
R
R
X
X
_
_
_
R
0
R
0
0
_
0
_
0
0
9
S
1
S
1
2
G
2
C
C
S
_
S
P
P
0
T
T
0
M
M
9
U
U
U
1
M
B
B
L
L
_
_
G
G
_
_
N
N
I
I
_
_
X
X
R
R
3
2
2
2
J
F
P
M
X
X
R
R
_
_
0
0
5
5
8
8
M
M
S
S
G
G
L
H
H
L
H
B
B
H
H
_
_
G
G
_
_
N
N
I
I
_
_
X
X
R
R
3
9
2
1
A
G
P
M
X
X
R
R
_
_
S
S
C
C
D
D
N
I
_
_
_
_
_
_
G
G
U
U
U
T
_
_
_
_
_
E
T
T
T
T
T
C
0
1
D
U
U
A
U
U
U
O
O
O
O
_
_
_
_
X
X
X
X
T
T
T
T
3
1
0
2
2
2
2
2
B
A
A
A
X
T
X
_
X
0
T
T
0
_
_
9
0
0
0
0
M
1
9
S
2
S
G
S
T
_
T
M
0
M
5
U
U
8
M
S
G
N
P
_
N
N
I
I
D
1
O
_
X
T
3
2
C
X
T
_
0
0
9
1
S
C
P
_
0
0
8
1
S
C
D
1
R
A
A
_
C
C
I
I
K
K
W
A
M
M
P
P
H
H
1
2
2
1
2
8
2
2
2
2
2
1
T
P
P
N
A
R
L
T
P
N
N
C
T
_
I
_
D
_
I
_
E
M
M
_
R
D
M
S
S
T
_
W
R
T
M
M
R
P
E
A
_
_
_
1
1
W
H
B
A
T
C
P
V
C
I
I
P
V
_
M
M
M
S
HSED_BIAS_1.8V
G
2
B
B
B
B
B
P
M
P
N
P
_
_
N
P
L
R
_
S
_
_
_
G
L
R
A
T
T
E
I
_
_
U
U
B
N
N
N
I
P
N
_
2
2
E
C
C
I
N
I
I
M
L
M
2
3
3
2
2
2
P
N
N
T
P
N
_
_
U
M
M
O
S
S
R
_
M
M
_
_
O
I
2
2
D
C
C
I
I
A
M
M
R
P
I
_
O
V
O
_
_
_
_
O
D
E
E
H
H
H
R
N
S
P
P
P
A
I
L
E
H
H
H
H
9
9
9
8
9
1
1
1
1
1
T
P
N
U
R
T
L
R
_
U
_
T
T
O
U
L
U
_
O
O
_
O
_
I
H
H
D
P
P
A
H
H
R
P
_
V
C
R
EBI2_A_D_2
N
P
_
_
EBI2_A_D_1
R
L
_
_
EBI2_A_D_0
T
T
U
U
P
N
O
O
M
_
_
O
E
E
O
R
N
N
C
A
I
I
C
L
L
E
1
1
9
1
2
2
1
2
T
P
R
M
0
1
11
3
3
C
C
P
N
_
_
N
T
T
_
U
U
V
O
O
C
_
_
R
K
K
P
P
S
S
EBI2_D(3)
D2
EBI2_D(2)
D1
EBI2_D(1)
E1
EBI2_D(0)
4
1
3
C
9-12
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-1-7.
SPK Part
There is no sound from the Buzzer
Yes
Is the terminal of Speaker
Is there any signals(Bias1.0V)
at the SPK_OUT_P(C531)
and SPK_OUT_N(C533)?
Is there any signals(Bias1.0V)
O.K
?
Yes
On playing MP3,
YES
On playing MP3,
at the SPK_P(L506) and
SPK_N(L507)?
YES
No
No
No
Replace the Speaker module
Check UCP300
Check U502&VPH_PWR
VREG_MSMP_2.6V
&
END
9-13
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
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