Page 1
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 the Vbat
Voltage
Yes
mA
Yes
>=3.3V
Yes
No
No
Current
consumption
mA
>= 30
Yes
Download again
Charge the Battery
No
Check the pin3
of TR400
Low
Check the Q400
High
Check the UCP301
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 clock
Check the pin
of TCXO
Check the OSC400(32.768KHz)
3
Yes
Yes
END
No
No
Change the UCP301
Check
9-1
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Page 2
Flow Chart of Troubleshooting
VREG_TCXO_2.85V
0
0
7
R
V
R701
VBATT_ID
R709
L700
C708
3
0
7
D
Z
VPH_PWR
VBAT
BTC700
1
1
2
2
3
3
4
NC
5
NC
TA701
6
NC
7
NC
0
0
7
D
VBAT
C456 C457
S4S
G
3
6
125
TR400
BAT_FET_N
C404
C406
BATTERY CONTACT
R405
2
1
OSC400
3
3
2
2
V
U
N
I
_
M
9
1
_
L
UCP301-2
A
T
X
QSC6240
3
3
3
2
0
1
2
2
1
2
1
2
A
B
W
W
W
W
A
A
1
1
F
T
P
U
G
O
_
_
N
M
E
9
_
1
_
O
L
X
A
T
X
T
N
N
I
I
P
E
U
_
_
G
R
O
C
K
_
_
_
2
D
T
C
3
K
A
U
2
_
D
_
3
L
O
A
O
_
_
A
_
L
X
T
O
O
A
X
X
X
T
X
N
_
T
E
S
E
R
_
N
O
P
_
D
2
D
TRK_LO_ADJ
0
0
4
P
T
3
0
1
0
9
1
1
1
1
A
A
C
V
V
A
A
A
T
N
N
M
_
X
_
R
T
E
R
E
_
E
H
W
F
S
T
P
E
E
_
_
R
R
F
D
_
_
E
P
R
N
R
K
O
V
P
R206
R207
C221
TCXO
C222
TCX200
1
2
VREG_TCXO_2.85V
N
C
4
O
C
C
V
V
T
D
3
U
N
O
G
C220
C229
C228
TCXO
9-2
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Page 3
Flow Chart of Troubleshooting
9-1-2.
Sim Part
Insert SIM is displayed on the LCD
"
Yes
Check the SIM connector's
SIM700) connection to
(
SIM card
Yes
Check the voltage at pin
of SIM700
Is there any signals pin2,
4
of SIM
>= 2.8V ?
Yes
700 ?
1
3,
No
No
No
Resolder or change SIM
Check the UCP301
Check the UCP3
700
01
Yes
Check the SIM Card
END
9-3
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 4
VREG_USIM_2.85V
Flow Chart of Troubleshooting
USB_D_P
USB_D_M
KEYPAD(4)
KEYPAD(3)
KEYPAD(2)
KEYPAD(1)
KEYPAD(0)
USIM_RESET
USIM_CLK
1
0
3
D
Z
1
C300
2
3
4
KEYSENSE_N(4)
KEYSENSE_N(3)
KEYSENSE_N(2)
KEYSENSE_N(1)
KEYSENSE_N(0)
UART1_RX
UART1_TX
UART1_RTS
UART1_CTS
USIM_DATA
USIM_CLK
USIM_RESET
R702
USIM_DATA
C702
C704
SIM700
6
22
33 4
7
88
G
6
5
12 12
10 10
G
1314GG1516
5
4
1111
1 1
7
9 9
C706C703 C705
USIM CONNECTOR
)
)
)
7
(
A
T
A
D
_
F
I
M
A
P1 : 1.8V (VREG_MSME_2.8V)
P2 : 1.8V/2.6V (VREG_MSME_1.8V or VREG_MSMP_2.6V)
P3 : 1.8V/2.6V(VREG_USIM)
P4 : 1.8V (VREG_MSME_1.8V)
P5 : 1.8V (VREG_MSME_1.8V)
P6 : 1.8V/2.6V (VREG_MSME_1.8V or VREG_MSMP_2.6V)
P7 : 2.6V (VREG_MSMP_2.6V)
V
U
5
L
0
V
5
D
S
5
6
E
P
TP_USB_ID
P1
P1
P1
P1
P1
P1
P1
P1
P1
P1
P5
P5
P5
P5
P5
P3
P3
AA2
GPIO_9|KEYPAD_4
Y3
GPIO_10|KEYPAD_3
AA1
GPIO_11|KEYPAD_2
Y2
GPIO_12|KEYPAD_1
Y1
GPIO_13|KEYPAD_0
W3
GPIO_14|KEYSENSE4_N
W2
GPIO_15|KEYSENSE3_N
V2
GPIO_16|KEYSENSE2_N
V1
GPIO_17|KEYSENSE1_N
W1
GPIO_18|KEYSENSE0_N
AA8
USB_ID
AC7
USB_DP
AC6
USB_DM
E10
UART1_RXD
C10
UART1_TXD
F11
GPIO_8|UART1_RFR_N
F10
GPIO_7|UART1_CTS_N
AC5
GPIO_47|USIM_DATA
AB6
GPIO_46|USIM_CLK
AC4
GPIO_45|USIM_RESET
AB8
GPIO_73|MUSIM_DP
AA7
C
5
P
4
1
C
9
_
A
T
A
D
_
F
I
M
A
C
|
7
3
_
O
I
P
G
UCP301-1
)
)
)
)
)
3
0
4
1
2
5
6
(
(
(
(
(
(
(
A
A
A
A
A
A
A
T
T
T
T
T
T
T
A
A
A
A
A
A
A
D
D
D
D
D
D
D
_
_
_
_
_
_
_
)
F
F
F
F
F
F
F
0
I
I
I
I
I
I
I
(
A
M
M
M
M
M
M
M
T
A
A
A
A
A
A
A
A
D
_
C
C
C
C
C
C
C
F
I
M
A
C
_
P
5
P
4
1
B
T
5
5
5
5
5
5
5
P
P
P
P
P
P
P
2
3
3
3
2
2
3
1
1
1
1
1
1
1
E
F
F
C
C
B
B
4
8
7
5
2
6
3
_
_
_
_
_
_
_
A
A
A
A
A
A
A
T
T
T
T
T
T
T
A
A
A
A
A
A
A
D
D
D
D
D
D
D
_
_
_
_
_
_
_
F
F
F
F
F
F
F
I
I
I
I
I
I
I
M
M
M
M
M
M
M
A
A
A
A
A
A
A
C
C
C
C
C
C
C
|
|
|
|
|
|
|
3
6
4
5
1
2
0
3
3
3
3
3
3
3
_
_
_
_
_
_
_
O
O
O
O
O
O
O
I
I
I
I
I
I
I
P
P
P
P
P
P
P
G
G
G
G
G
G
G
UCP301-2
VREG_CDC2
VREG_MPLL
VREG_MSME
VREG_MSMP
VREG_RFRX2
VREG_RFTX2
VREG_TCXO
VREG_USB_2P6
VREG_USB_3P3
TX_DAC_REF_BYP
VDD_EBI_RFA
VDD_PAD_SIM
AC12
VSW_5V
AC11
VREG_5V
AC18
VSW_MSMC
AC15
VSW_RF1
AB15
VREG_RF1
AC17
VSW_RF2
AB17
VREG_RF2
M18
AA22
VREG_GP1
Y22
VREG_GP2
T13
W15
W13
W16
VREG_RFA
W21
V21
U22
W14
VREG_USIM
V15
V14
AC20
VREG_NCP
AB18
NCP_CTC1
AB19
NCP_CTC2
AC1
REF_GND
AC9
REF_BYP
B18
AA19
VDD_MSMC
AA15
AA20
VDD_NCP
AA12
L402
L403
L404
C417
C421
VPH_PWR
VREG_MSMC_1.2V
1
0
1
1
4
4
C
C
VREG_RF2_1.4V
VREG_RF1_2.3V
2
1
4
C
VREG_RF1_2.3V
VREG_RF2_1.4V
VREG_USIM_2.85V
1
2
3
3
4
4
C
C
VREG_RFTX2_1.3V
VREG_TCXO_2.85V
3
3
4
2
2
3
4
4
4
C
C
C
VREG_RFRX2_1.3V
VREG_RFA_2.2V
VREG_MSMP_2.6V
6
5
2
2
4
4
C
C
VREG_MSME_1.8V
7
2
4
C
8
4
2
3
4
4
C
C
9-4
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 5
Flow Chart of Troubleshooting
9-1-3.
Microphone Part
Microphone does not work
Is the assembled status of
microphone O.K?
Check the reference voltage on mic path
HSED_BIAS
between MIC+&MIC-
Yes
Yes
Yes
On booting,
≒
Yes
On booting,
Yes
END
1.8V ?
≒
0.8V?
No
No
No
Reassembled the microphone
Check UCP301
Resolder or change
C508, C510, C513
9-5
SAMSUNG Proprietary-Contents may change without notice
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Page 6
HSED_BIAS_1.8V
Flow Chart of Troubleshooting
C505
C506
MIC_501
C508
1
OUT
2
GND
3
GND
4
PWR
5
GND
6
GND
2
0
5
D
Z
C510
5
3
5
C
C513
C509
MIC1_MSM_P
MIC1_MSM_N
MAIN MIC PATH
UCP301-1
2
Close to QSC
1
B
B
M
P
L
B
H
_
G
_
N
I
_
X
R
3
2
F
P
X
R
_
0
5
8
M
S
G
H
B
_
_
H
U
U
_
_
_
G
T
T
_
U
U
N
I
O
O
_
_
_
X
X
X
T
R
T
3
1
9
2
2
1
A
A
G
X
P
M
T
X
X
_
R
0
R
_
0
_
9
S
S
S
C
C
T
D
D
M
U
B
B
B
L
H
H
_
U
_
T
U
O
_
X
T
0
2
A
X
T
_
0
0
1
2
S
T
M
U
N
I
_
_
_
G
G
T
_
_
E
T
T
C
1
0
D
U
O
_
X
T
3
2
B
X
T
_
0
0
9
M
S
G
_
0
5
8
M
S
G
A
U
_
D
O
R
_
_
W
A
X
P
T
P
3
8
2
2
1
2
C
A
A
X
L
T
T
T
_
C
0
E
_
0
D
9
R
_
1
R
W
S
P
W
C
_
P
P
A
_
P
0
_
0
8
M
1
S
S
G
C
D
N
N
N
I
I
1
A
A
C
I
K
K
H
M
H
2
1
2
2
2
2
T
R
N
N
I
D
I
_
_
M
T
T
R
A
E
B
H
V
T
V
P
N
P
2
2
1
C
C
C
I
I
I
M
M
M
2
3
2
1
2
2
2
2
P
P
P
N
P
P
N
N
_
_
_
_
M
M
M
M
S
S
S
S
M
M
M
M
_
_
_
_
1
2
2
1
C
C
C
C
I
I
I
I
M
M
M
M
HSED_BIAS_1.8V
N
P
_
N
P
_
_
R
L
_
_
N
N
I
I
_
_
E
E
N
N
I
I
L
L
3
2
N
T
T
U
U
O
O
L
R
_
_
O
O
I
I
D
D
A
A
R
R
_
L
R
S
_
_
A
I
B
_
D
E
S
H
9
1
U
G
T
T
E
U
U
N
P
O
V
O
_
_
_
H
P
H
8
1
P
R
_
T
U
O
_
H
P
H
O
H
H
R
P
P
A
H
H
E
9
9
9
1
1
1
T
R
N
T
R
O
L
H
_
S
T
3
0
6
U
0
O
m
_
h
H
o
0
P
H
8
0
3
R
N
P
_
_
R
L
_
_
T
T
U
U
N
O
R
A
E
9
1
P
T
R
O
H
S
3
0
6
0
m
h
o
0
9
0
3
R
P
O
O
_
_
M
E
E
O
N
N
C
I
I
L
L
C
1
1
1
2
2
2
T
R
M
9-6
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Page 7
Flow Chart of Troubleshooting
9-1-4.
Receiver Part
There is no sound from the Receiver
Is the terminal of Receiver
Is there any signals at the
R308 and R309 of UCP3
O.K
END
Yes
?
Yes
Yes
01?
No
Replace the Receiver
No
Check R308, R309
9-7
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 8
Flow Chart of Troubleshooting
LCD_CS_O
SUB_LCD_CS
LCD_RST_O
GPIO_57|GPS_ADCCLK
GPIO_56|GPS_SSBI
GPIO_55|GPS_ADCI
M
B
L
_
G
|
U
_
N
I
_
X
R
2
2
K
RCV_N
RCV_P
P
B
L
_
G
|
U
_
N
I
_
X
R
3
2
2
2
L
H
11 12
10
10
99
7788
5
5
5
0
0
4
1
0
1
0
K
6
7
R
4
3
0
6
0
F
6
P
C
7
C600
1000nF
1005
16V
3
1
1
HEA1
66
43
4
2
2
LCD PCB CONN
P
M
1
1
P
M
B
B
2
H
H
B
_
_
H
G
G
_
|
|
U
U
U
_
_
_
N
N
N
I
I
I
_
_
_
X
X
X
R
R
R
3
3
3
2
2
2
J
L
K
M
2
P
M
B
B
B
B
H
L
L
H
_
_
_
_
G
G
G
U
_
_
_
_
N
N
N
N
I
I
I
I
_
_
_
_
X
X
X
X
R
R
R
R
3
2
3
2
2
2
2
2
J
F
H
G
2
1
B
B
B
B
P
B
H
_
G
_
N
I
_
X
R
9
1
A
L
L
H
H
_
_
_
_
G
U
U
U
_
_
_
_
T
T
T
T
U
U
U
U
O
O
O
O
_
_
_
_
X
X
X
X
T
T
T
T
2
3
0
1
2
2
2
2
A
B
A
A
B
H
N
I
_
_
G
T
_
E
T
C
D
U
A
_
D
O
R
_
_
A
W
X
T
P
P
3
8
2
2
1
2
T
A
C
UCP301-1
QSC6240
0
1
P
N
N
N
N
I
I
A
A
K
K
H
H
2
1
2
2
R
N
P
1
2
1
2
C
C
C
C
I
I
I
I
M
M
M
M
2
1
2
3
2
2
2
2
P
P
P
N
N
P
_
N
_
R
_
N
I
_
E
N
I
L
3
2
N
_
P
R
L
S
_
_
_
L
_
N
I
_
E
N
I
L
9
1
U
G
A
T
T
E
I
U
U
B
N
_
O
O
V
_
_
_
D
H
E
H
H
S
P
P
P
H
H
H
H
9
9
8
9
1
1
1
1
T
P
N
R
N
P
_
_
R
L
_
_
T
T
U
U
N
P
O
O
_
_
O
O
E
E
R
R
N
N
A
A
I
I
E
E
L
L
1
1
9
1
2
2
1
2
T
P
R
M
P
M
X
X
R
R
_
_
0
0
0
0
9
9
G
G
_
_
0
0
0
0
9
9
U
U
P
P
M
M
X
X
X
X
R
R
R
R
_
_
_
_
0
S
0
S
0
0
C
C
1
1
P
2
P
2
S
S
T
T
M
M
U
U
P
P
M
X
R
_
0
5
8
M
S
G
X
M
X
X
T
X
_
R
R
R
0
_
_
_
0
0
S
S
9
5
C
C
8
S
D
D
T
M
M
S
U
G
T
X
X
X
E
T
T
T
_
_
_
D
0
0
0
_
0
0
0
R
9
1
9
1
2
W
M
S
S
P
S
T
C
G
P
M
_
_
U
0
0
5
0
8
8
M
1
S
S
C
G
D
N
N
L
D
I
I
_
T
_
_
M
C
T
M
_
S
T
R
R
A
M
E
_
B
W
H
1
V
P
T
C
_
I
V
A
M
P
_
M
S
G
T
P
P
N
_
M
S
M
_
1
C
I
M
T
_
_
U
U
M
M
O
O
S
S
L
R
_
_
M
M
_
O
_
O
I
I
2
2
D
D
C
C
I
I
A
A
M
R
M
R
HSED_BIAS_1.8V
9-8
SAMSUNG Proprietary-Contents may change without notice
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T
T
R
R
O
O
H
H
S
S
L
R
_
T
U
O
_
H
P
H
3
3
_
0
0
6
6
T
0
0
U
m
m
O
h
h
_
o
o
H
0
0
P
H
9
8
0
0
3
3
R
R
P
N
P
N
_
_
_
_
V
V
T
T
C
C
U
U
R
R
O
O
_
_
K
K
P
P
S
S
Page 9
Flow Chart of Troubleshooting
9-1-5.
SPK Part
There is no sound from the Buzzer
Yes
Is the terminal of Speaker
Is there any signals at the
Is there any signals at the
C520 and C523 of UCP3
O.K
?
Yes
C528 and C529, L503,
L504 of U502
?
YES
YES
END
01?
No
No
NO
Replace the Speaker
Check connetion between
SPK module&HEA1
Check U502
9-9
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Page 10
VREG_MSMP_2.6V
Flow Chart of Troubleshooting
VPH_PWR
EAR_L
EAR_R
SPK_P
SPK_N
GPIO_58|GPS_ADCQ
GPIO_57|GPS_ADCCLK
GPIO_56|GPS_SSBI
GPIO_55|GPS_ADCI
2
2
K
C521
C524
HPH_OUT_R
C528
C529
AUDIO AMP
M
P
1
1
M
P
P
M
B
B
B
B
2
2
P
L
L
_
_
G
G
|
|
U
U
_
_
N
N
I
I
_
_
X
X
R
R
2
2
L
P
M
X
X
R
R
_
_
0
0
0
0
9
9
G
G
_
_
0
0
0
0
9
9
U
U
M
H
H
B
B
B
B
_
_
G
|
U
_
N
I
_
X
R
3
2
H
M
X
R
_
S
C
P
L
L
H
H
G
_
_
_
_
|
U
U
G
U
G
_
_
_
_
_
N
N
N
N
N
I
I
I
I
I
_
_
_
_
_
X
X
X
X
X
R
R
R
R
R
2
3
3
2
3
2
2
2
2
2
J
J
L
K
H
P
P
M
M
X
X
X
X
R
R
R
R
_
_
_
_
0
S
0
0
0
5
0
C
1
8
1
P
2
2
M
S
S
S
T
T
G
M
M
U
U
C520
C523
C531
UCP301-1
N
_
P
R
S
_
_
L
A
T
I
_
U
B
N
I
_
O
_
_
D
E
H
E
N
S
P
I
L
H
H
3
9
8
2
1
1
P
N
U
C526
P
_
L
_
T
U
O
_
H
P
H
9
1
T
VREG_MSMP_2.6V
5
0
5
R
G
E
N
P
V
_
O
H
R
P
A
E
H
9
9
1
1
N
R
6
0
5
R
SPK_OUT_P
SPK_OUT_NHPH_OUT_L
D2D_PON_RESET_N
I2C_SCL_AUDIO
I2C_SDA_AUDIO
EBI2_A_D_5
EBI2_A_D_4
EBI2_A_D_3
EBI2_A_D_2
EBI2_A_D_1
N
EBI2_A_D_0
P
_
_
R
L
_
_
T
T
U
U
P
N
O
O
M
_
_
O
E
E
O
R
N
N
C
A
I
I
C
E
L
L
1
1
9
1
2
2
1
2
T
P
R
M
C310
7
1
5
C516
C
9
1
5
C518
1
5
E
B
D
D
V
A
B3
LIN1
B2
LIN2
A3
RIN1
A2
RIN2
F2
HPOUTL
U502
F1
HPOUTR
L503
L504
E4
SPOUT+
E5
SPOUT-
E3
RECV+
F3
RECV-
D
D
N
D
N
N
G
G
P
G
D
C
A
4
1
5
1
F
C
C
A
2
1
B
B
B
B
B
M
P
L
H
L
H
H
B
B
_
H
H
U
_
_
_
G
G
T
_
_
U
N
N
I
I
O
_
_
_
X
X
X
T
R
R
3
3
9
2
2
1
F
A
G
N
I
_
_
_
_
_
G
G
U
U
T
_
_
_
_
E
T
T
T
T
D
U
U
U
U
_
O
O
O
O
R
_
_
_
_
W
X
X
X
X
P
T
T
T
T
3
8
3
2
0
1
2
1
2
2
2
2
C
A
B
A
A
A
C
4
F
D
D
D
D
V
V
P
P
S
H
A4
MIN+
B4
MIN-
C2
CP+
D2
CP-
D1
REFCP
E2
REFHP
C3
_RST
D3
CAP
D5
SCL
C5
SDA
A5
VREF
B1
VREG
D4
PROTN
D
N
G
C
C
P
S
N
N
1
2
C530
C532
N
_
R
C
0
1
A
N
N
I
I
D
A
A
_
K
K
A
P
H
H
2
2
2
2
T
R
_
N
I
P
N
N
P
_
2
2
1
1
E
C
C
C
C
I
I
I
I
N
I
M
M
M
M
L
2
1
2
1
3
2
2
2
2
2
P
P
P
N
N
C311
C312
T
T
R
R
O
O
H
H
S
P
P
X
M
X
X
T
X
_
R
R
R
0
_
_
_
0
0
S
S
9
5
C
C
8
S
D
D
T
M
M
S
U
G
T
N
X
X
X
L
D
I
I
E
T
T
T
T
_
_
_
_
_
D
C
T
M
0
0
0
_
_
T
0
0
0
R
R
R
A
9
1
9
E
1
2
M
S
S
T
G
M
_
U
0
5
8
M
S
G
B
W
W
H
S
V
P
P
T
C
_
V
P
A
_
P
0
_
0
M
8
S
1
S
G
C
D
T
P
P
N
N
_
_
_
_
U
M
M
M
M
O
S
S
S
S
R
_
M
M
M
M
_
_
_
_
O
I
2
1
1
2
D
C
C
C
C
I
I
I
I
A
M
M
M
M
R
HSED_BIAS_1.8V
S
T
L
R
3
3
0
_
0
_
U
6
6
T
T
0
0
O
U
U
L
m
_
O
I
D
A
R
m
O
O
h
h
_
_
o
o
H
H
0
0
P
P
H
H
9
8
0
0
3
3
R
R
C313
C314
P
N
P
N
_
_
_
_
V
V
T
T
C
C
U
U
R
R
O
O
_
_
K
K
P
P
S
S
9-10
SAMSUNG Proprietary-Contents may change without notice
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Page 11
Flow Chart of Troubleshooting
RF
9-2.
9-2-1.
GSM
850
RX
NORMAL CONDITION
catch the channel?
YES
FEM
CHECK
100
pin
FEM
pin1
2, 13≥-65
FEM
pin12,13Vp-p
2≥-65
100
100
pin
7:2.9V ?
FEM100
: 120mV?
dBm
CHECK
dBm
YES
CHECK
YES
YES
YES
NO
NO
?
NO
?
NO
NO
U100,
resolder or change
resolder or change
resolder or change
resolder or change
CHECK soldered
ANT contact, C109,C142,L124
RFS
100
FEM
100
FEM
100
UCP301
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 190
dBm
CH
GSM Receiver is O.K?
YES
END
NO
GSM RX path component
resolder or change
9-11
SAMSUNG Proprietary-Contents may change without notice
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Page 12
Flow Chart of Troubleshooting
9-2-2.
EGSM RX
NORMAL CONDITION
catch the channel?
YES
pin
pin
FEM
FEM
FEM
CHECK
100
2≥-65
CHECK
100
22≥-65
CHECK
100
pin7
:2.9V?
FEM
100
pin22Vp-p
: 120mV?
dBm
dBm
YES
YES
?
YES
?
NO
NO
NO
NO
NO
CHECK soldered
ANT contact, C109,C142,L124
FEM
resolder or change
resolder or change
FEM
resolder or change
resolder or change
100,
FEM
100,
UCP301
RFS
100
100
UCP301
CONTINUOUS RX ON
RF INPUT
AMP
:-50
:62
dBm
CH
YES
GSM Receiver is O.K?
YES
END
NO
GSM RX path component
resolder or change
9-12
SAMSUNG Proprietary-Contents may change without notice
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Page 13
Flow Chart of Troubleshooting
9-2-3.
DCS RX
NORMAL CONDITION
catch the channel?
YES
FEM
pin
FEM
pin
16, 17≥-65
FEM
CHECK
100
dBm
2≥-65
YES
CHECK
100
dBm
YES
CHECK
100
pin
7 : 2.9V ?
YES
FEM
100
pin16,17Vp-p
: 120mV?
NO
NO
?
NO
?
NO
NO
FEM
resolder or change
resolder or change
FEM
resolder or change
resolder or change
CHECK soldered
ANT contact, C109,C142,L124
RFS
100,
FEM
100
UCP301
100,
UCP301
100
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 698
dBm
CH
YES
DCS Receiver is O.K?
YES
END
NO
DCS RX path component
resolder or change
9-13
SAMSUNG Proprietary-Contents may change without notice
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Page 14
Flow Chart of Troubleshooting
9-2-4. P
CS RX
NORMAL CONDITION
catch the channel?
YES
FEM
pin
FEM
pin
18, 19≥-65
FEM
CHECK
100
dBm
2≥-65
YES
CHECK
100
dBm
YES
CHECK
100
pin
7 : 2.9V ?
YES
FEM
100
pin18,19Vp-p
: 120mV?
NO
NO
?
NO
?
NO
NO
FEM
resolder or change
resolder or change
FEM
resolder or change
resolder or change
CHECK soldered
ANT contact, C109,C142,L124
RFS
100,
FEM
100,
UCP301
100
100
UCP301
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 661
dBm
CH
YES
PCS Receiver is O.K?
YES
END
NO
PCS RX path component
resolder or change
9-14
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Page 15
Flow Chart of Troubleshooting
9-2-5.
WCDMA Band1 RX
NORMAL CONDITION
catch the channel?
FEM100CHECK
pin
2≥-65
FEM100CHECK
pin
20≥-65
FEM100CHECK
pin
7 : 2.9V ?
dBm
dBm
YES
YES
YES
NO
NO
?
NO
?
NO
CHECK soldered
ANT contact, C109,C142,L124
FEM1
resolder or change
resolder or change
RFS
00,
100
FEM1
00
FEM1
change or resolder
00,
UCP301
YES
FEM1
00
pin20Vp-p
: 120mV?
WCDMA Receiver is O.K?
YES
END
NO
DUF201, UCP301
resolder or change
NO
WCDMA RX path component
resolder or change
9-15
SAMSUNG Proprietary-Contents may change without notice
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Page 16
TP_ANT
TP_GND
ANT_TP
C109
GSM_ANT_SEL0_N
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
GSM_ANT_SEL3_N
Flow Chart of Troubleshooting
VREG_GP1_2.85V
RFS100
KMS-560
A
G
G
C
4
2
3
C142
L124
1
C108
L104
R102
R103
R104
R105
7
2
T
N
A
GSM850|900TX
9
GSM1800|1900TX16GSM1800RX
3
VC1
4
VC2
5
VC3
6
VC4
G
G
G
1
8
0
3
1
2
C101
FEM
FEM100
D
D
V
GSM850RX
GSM850RX
GSM900RX
GSM900RX
GSM1800RX
GSM1900RX
GSM1900RX
UMTS1
UMTS2
UMTS3
G
G
4
2
R107
C218
UMTS2100_ANT
UMTS2100_RXP
L209L212
C215
L105
C112
2111
13
14
15
17
18
19
20
21
22
L107
L108
C115
L110
L111
C118
L113
U900_RTX_G900_RX_ANT
UMTS2100_ANT
L114
GSM850_RXM
L106
GSM850_RXP
DCS_RXM
L109
DCS_RXP
PCS_RXM
L112
PCS_RXP
0603
DUF201
6
T
N
1
A
RX
3
TX
8
RX
G
G
G
G
G
2
4
9
5
7
L216
L211
B17
GPIO_59|ANT_SEL_3
E15
GPIO_58|GPS_ADCQ
B15
GPIO_57|GPS_ADCCLK
A14
GPIO_56|GPS_SSBI
F14
GPIO_55|GPS_ADCI
UCP301-1
QSC6240
P
M
1
1
P
M
B
L
_
G
|
U
_
N
I
_
X
R
2
2
2
2
L
K
M
X
R
_
0
0
9
G
_
0
0
9
U
P
M
B
B
B
2
2
M
L
H
_
_
G
G
|
|
U
U
_
_
N
N
I
I
_
_
X
X
R
R
3
3
2
2
J
H
M
P
X
X
R
R
_
_
S
0
0
C
9
P
G
_
0
0
9
U
P
H
B
B
B
B
_
L
L
H
H
G
_
_
_
_
|
G
U
U
G
U
_
_
_
_
_
N
N
N
N
N
I
I
I
I
I
_
_
_
_
_
X
X
X
X
X
R
R
R
R
R
2
3
3
3
2
2
2
2
2
2
J
L
F
H
K
P
P
P
M
M
X
X
X
X
X
R
R
R
R
_
R
_
_
_
_
S
0
0
0
0
5
C
0
5
0
8
1
P
8
1
2
M
2
M
S
S
S
S
T
T
G
G
M
M
U
U
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
2
1
B
B
B
B
B
M
P
L
H
L
H
H
B
B
_
H
H
U
_
_
_
G
G
T
_
_
U
N
N
I
I
O
_
_
_
X
X
X
R
T
R
3
1
9
2
1
2
A
A
G
P
M
X
X
X
T
R
_
R
_
0
_
S
0
S
9
C
C
S
D
D
T
M
U
N
I
_
_
_
_
_
G
G
U
U
T
_
_
_
_
E
T
T
T
T
U
O
_
X
T
0
2
A
C
0
D
U
A
U
U
_
N
I
D
O
O
O
R
A
_
_
_
_
X
T
3
2
B
X
T
_
0
0
1
2
S
T
M
U
K
W
A
X
X
H
P
T
P
T
3
2
2
8
2
2
2
1
2
2
T
C
R
A
A
T
D
N
I
I
E
L
X
X
_
_
D
T
T
T
T
M
_
_
C
_
0
0
9
M
S
G
_
0
5
8
M
S
G
T
R
R
_
0
A
0
E
R
W
B
9
H
P
V
W
1
T
P
S
V
_
C
A
P
P
_
_
0
0
M
8
S
1
G
S
C
D
DUF200
6
ANT
1
RX
TX
3
G24G
57
8
RX
G
G
G
9
9-16
C219
C201
C207
UMTS2100_RXM
U900_RTX_G900_RX_ANT
U900_G900_RXP
C203L204
U900_G900_RXM
Page 17
Flow Chart of Troubleshooting
9-2-6.
GSM
850/
FEM100 pin
about
RFS
100,
L124 check&change
NO
GSM900 TX
11:
dBm?
2~3
YES
C109,C142,
FEM100
pin
4 : 3.7~4.2
PAM
pin
5 : 1.2V ?
PAM
100
about
:-5
100
YES
YES
pin
dBm
CONTINOUS TX ON CONDITION
TX POWER DAC:
NO
V?
8
?
FEM100
pin
7 : 2.85
NO
BATTERY,UCP301
NO
V?
YES
check&change
Check R115
NO
FEM100
check&change
REF LEV.
CH
RBW
VBW
SPAN
ATT.
CODE APPLIED
600
:
190/37
KHz
: 100
KHz
:100
MHz
:10
:10
dB
:20
dBm
CP301
U
change resolder
YES
PAM
100
pin
V?
3:2.8
YES
PAM
100
change or resolder
NO
C430
NO
CP301
U
check
: 2.85V ?
9-17
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 18
Flow Chart of Troubleshooting
9-2-8.
DCS/ PCS TX
FEM100 pin
11:
about
dBm?
2~3
YES
RFS
C109,C142,
100,
L124 check&change
PAM
100
pin
4 : 3.7~4.2
YES
PAM
100
pin
5 : 1.2V ?
YES
NO
V?
FEM1
pin
7 : 2.85
NO
BATTERY,UCP301
NO
00
V?
YES
check&change
Check R115
NO
FEM100
check&change
CONTINUOUS TX ON CONDITION
CH
CH(DCS)
TX POWER CODE:
: 698
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
:100
:10
:20
520
:10
KHz
KHz
MHz
dB
dBm
CODE Aplied
CP301
U
change resolder
NO
PAM
pin
100
pin
:-5
PAM
3:2.8
PAM
1
dBm
YES
100
V?
YES
100
NO
about
change or resolder
?
NO
CP301
U
check
C430
: 2.85V ?
9-18
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 19
Flow Chart of Troubleshooting
9-2-9.
WCDMA Band1 TX
FEM100 pin
11:
about
dBm?
2~3
YES
RFS
C109,C142,
100,
L124 check&change
PAM
201
pin
15: 3.7~4.2
PAM
201
pin
16 : 2.85V ?
NO
about
PAM
201
:-5
YES
YES
pin
dBm
P301
NO
FEM100
check&change
NO
V?
1
?
pin
NO
NO
NO
FEM1
00
V?
7 : 2.85
YES
BATTERY,UC
check&change
Check UCP301
CP301
U
change resolder
YES
PAM
201
change or resolder
NO
F201 pin
about
CP301
U
check
:-5
1
dBm?
9-19
SAMSUNG Proprietary-Contents may change without notice
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Page 20
UCP301-2
VSW_MSMC
VREG_CDC2
VREG_MPLL
VREG_MSME
VREG_MSMP
VREG_RFRX2
VREG_RFTX2
VREG_TCXO
VREG_USIM
VREG_USB_2P6
VREG_USB_3P3
VREG_NCP
TX_DAC_REF_BYP
VDD_MSMC
VDD_EBI_RFA
VSW_5V
VREG_5V
VSW_RF1
VREG_RF1
VSW_RF2
VREG_RF2
VREG_GP1
VREG_GP2
VREG_RFA
NCP_CTC1
NCP_CTC2
REF_GND
REF_BYP
VDD_NCP
Flow Chart of Troubleshooting
VREG_RF1_2.3V
VREG_MSMC_1.2V
VREG_RF2_1.4V
0
2
1
1
1
1
4
4
4
C
C
AC12
AC11
AC18
AC15
AB15
AC17
AB17
M18
AA22
Y22
T13
W15
W13
W16
W21
V21
U22
W14
V15
V14
AC20
AB18
AB19
AC1
AC9
C417
B18
AA19
AA15
AA20
C421
L402
L403
L404
VPH_PWR
C
VREG_RF2_1.4V
VREG_RF1_2.3V
VREG_USIM_2.85V
2
1
3
3
4
4
C
C
VREG_RFTX2_1.3V
VREG_TCXO_2.85V
4
3
3
2
2
3
4
4
4
C
C
C
VREG_RFRX2_1.3V
VREG_RFA_2.2V
VREG_MSMP_2.6V
6
5
2
2
4
4
C
C
VREG_MSME_1.8V
7
8
2
2
4
4
C
C
4
3
4
C
VREG_GP2_2.9V
VREG_GP1_2.85V
9
0
2
3
4
4
C
C
3
2
6
2
4
4
C
C
M
B
L
_
G
_
N
I
_
X
R
2
2
H
M
X
R
_
0
5
8
M
S
G
M
P
B
B
H
L
_
_
G
G
_
_
N
N
I
I
_
_
X
X
R
R
3
3
2
2
2
2
J
F
G
P
M
X
X
R
R
_
_
0
S
5
C
8
D
M
S
G
UCP301-1
2
1
B
B
B
B
P
L
H
H
L
B
_
_
_
_
H
U
U
G
U
_
_
_
_
_
G
T
T
T
T
_
U
U
U
U
N
I
O
O
O
O
_
_
_
_
_
X
X
X
X
X
R
T
T
T
T
0
1
3
9
2
2
2
1
A
A
B
A
P
X
X
X
X
T
T
T
R
_
_
_
_
0
0
0
0
0
S
0
9
1
C
9
2
S
D
M
S
T
S
T
M
G
M
U
_
U
0
5
8
M
S
G
B
H
N
I
_
_
G
T
_
E
T
C
0
1
D
U
A
P
N
N
N
N
_
I
I
D
1
2
O
_
X
T
3
2
2
2
C
A
X
T
_
0
0
9
1
S
C
P
_
0
0
8
1
S
C
D
1
R
A
A
_
C
C
C
I
I
I
K
K
W
A
H
M
H
M
M
P
P
2
1
2
1
2
2
8
2
2
2
2
2
2
1
T
P
P
R
N
A
T
N
I
L
E
_
T
D
C
M
_
_
R
R
R
E
W
H
W
P
T
P
V
_
A
P
_
M
S
G
N
P
D
N
N
I
_
_
_
_
M
M
M
T
S
S
T
S
A
M
M
M
_
B
_
_
1
1
2
V
C
C
C
I
I
I
M
M
M
N
P
_
_
N
P
R
L
_
S
_
_
_
R
L
A
T
T
I
_
_
U
U
B
N
N
I
_
I
O
P
2
C
I
M
3
2
P
P
_
M
S
M
_
2
C
I
M
O
_
_
_
_
D
E
E
E
H
H
N
N
S
P
P
I
I
L
H
H
H
L
9
9
3
8
9
1
1
2
1
1
T
P
R
U
N
T
T
L
R
_
U
_
U
T
T
O
O
U
U
L
R
_
O
_
O
_
_
O
O
I
I
H
H
D
D
P
P
A
A
H
H
R
R
N
P
_
_
R
L
_
_
G
T
T
E
U
U
N
V
_
H
P
H
9
1
N
T
R
O
H
S
3
0
6
0
m
h
o
0
8
0
3
R
P
N
P
O
O
_
M
_
O
O
E
E
O
R
R
N
N
C
A
A
I
I
E
L
C
L
E
1
1
9
1
2
2
1
2
T
P
R
M
T
R
O
H
S
3
0
6
0
m
h
o
0
9
0
3
R
M
P
1
1
M
P
P
M
B
B
B
B
2
2
L
L
H
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
3
3
2
3
2
2
2
2
2
2
J
L
L
H
K
K
P
M
P
P
M
M
X
X
X
X
X
X
R
R
R
R
R
R
_
_
_
_
_
_
S
0
0
S
0
0
0
9
G
_
0
0
9
U
0
0
C
0
C
1
9
1
P
P
2
2
G
S
_
S
T
0
T
0
M
M
9
U
U
U
9-20
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 21
Flow Chart of Troubleshooting
ANT_TP
TP_ANT
TP_GND
C142
C109
GSM_ANT_SEL0_N
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
GSM_ANT_SEL3_N
L124
G
RFS100
4
VREG_GP1_2.85V
C101
A
C
G
1
2
3
C108
L104
GSM850|900TX
9
GSM1800|1900TX16GSM1800RX
R102
R103
R104
R105
3
VC1
4
VC2
5
VC3
6
VC4
G
1
2
T
N
A
G
G
0
8
1
FEM
FEM100
7
D
D
V
GSM850RX
GSM850RX
GSM900RX
GSM900RX
GSM1800RX
GSM1900RX
GSM1900RX
UMTS1
UMTS2
UMTS3
G
G
4
3
2
2
L105
2111
13
14
15
17
18
19
20
21
22
R107
C112
C115
C118
C122
L107
L108
L110
L111
L113
0603
U900_RTX_G900_RX_ANT
UMTS2100_ANT
L114
C121
L106
L109
L112
GSM850_RXM
GSM850_RXP
DCS_RXM
DCS_RXP
PCS_RXM
PCS_RXP
UMTS2100_TX
GSM850_GSM900_TX
DCS1800_PCS1900_TX
C129
R122
R209
0ohm
0603
SHORT
UMTS_PA_RANGE0
L115
C124
VBAT
L119
0603
C145
L121
UMTS2100_PA_EN
2
3
2
C
C144
0603
L120
2.7nH2.2nH
0603
0603
L122
1
L210
F201
IN
G2G3G
GSM_PA_EN
BAND_SELECT
GSM_PA_PWR_CTL
Q201
1
E1
B12B2
3
C2
PEMD10
4
OUT
5
R115
C138
C140
6
C1
5
4
E2
C212
L215
0603
3
0
6
0
C233
1
2
3
4
C133
TA101
GSM_IN98GSM_OUT
DCS|PCS_IN
1
3
TX_EN
2
BAND_SEL
5
VRAMP
C139
*
UMTS2100 PAM
VREG_GP1_2.85V
5
6
8
7
0
9
1
1
1
1
1
2
C
D
C
RF_IN
NC
VMODE
VREG
C
N
N
N
N
G
PAM201
L
P
C
5
1
S
C
A
I
C
B
V
C
C
V
C
C
N
N
7
6
4
1
8
3
0
6
0
M
I
RF_OUT
C
N
C128
L117
C134
L118
L213
C217
C227
4
T
T
A
B
V
DCS|PCS_OUT
D
D
N
N
G
G
7
2
1
L208
C213
3
1
L
2
C
C
VCC2
V
VCC2
VCC2
PAM100
C126
11
6
NC
10
NC
2G PAM
VPH_PWR
R208
0603
3
SHORT
0
6
0
C216
12
11
10
9
C223
L214
C225
PWR_DET_2100
INTERNAL COUPLING 20dB
9-21
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 22
Flow Chart of Troubleshooting
9-3.
Bluetooth
Check BT function
ON
Yes
Check the Voltage at
C103
=2.9V
C100
=1.8V
Yes
Check26MHz clock at
C120
Yes
Check the status of
BT ANT
Yes
Check any signal
at C116
No
No
No
No
No
Enable BT function
Check UC
Check OSC100
Resolder or change BT ANT
Resolder or Replace
F100,
P301-2(
C143,C116
QSC6240)
END
Yes
9-22
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 23
UCP301-2
VREG_CDC2
VREG_MPLL
VREG_MSME
VREG_MSMP
VREG_RFRX2
VREG_RFTX2
VREG_TCXO
VREG_USB_2P6
VREG_USB_3P3
TX_DAC_REF_BYP
VDD_EBI_RFA
VSW_MSMC
VSW_RF1
VREG_RF1
VSW_RF2
VREG_RF2
VREG_GP1
VREG_GP2
VREG_RFA
VREG_USIM
VREG_NCP
NCP_CTC1
NCP_CTC2
REF_GND
VDD_MSMC
VDD_NCP
Flow Chart of Troubleshooting
VREG_RF1_2.3V
VREG_MSMC_1.2V
0
2
1
1
1
1
4
4
4
C
C
VPH_PWR
C
VREG_RF2_1.4V
VREG_RF1_2.3V
AC12
VSW_5V
AC11
VREG_5V
AC18
AC15
AB15
AC17
AB17
M18
AA22
Y22
T13
W15
W13
W16
W21
V21
U22
W14
V15
V14
AC20
AB18
AB19
AC1
AC9
C417
REF_BYP
B18
AA19
AA15
AA20
AA12
L402
L403
L404
C421
VREG_RF2_1.4V
1
3
4
C
VREG_RFTX2_1.3V
VREG_USIM_2.85V
VREG_TCXO_2.85V
3
2
3
3
4
4
C
C
3
2
4
C
VREG_RFRX2_1.3V
VREG_RFA_2.2V
5
4
2
2
4
4
C
C
VREG_MSMP_2.6V
6
2
4
C
VREG_MSME_1.8V
7
2
4
C
VREG_GP2_2.9V
VREG_GP1_2.85V
2
3
0
9
8
4
2
3
4
4
C
C
2
6
3
2
4
4
4
4
C
C
C
C
SLEEP_CLK
BT_PCM_DOUT
BT_PCM_DIN
BT_PCM_CLK
BT_PCM_SYNC
OSC100
VREG_MSME_1.8V
BT MODULE
TP108
TP109
9-23
C102
TP_UART_TX
TP_UART_RX
TP102
TP103
VREG_GP2_2.9V
C103
C114
BT_CTL
BT_RESET
BT_UART1_TX
BT_UART1_RXHOST_WAKE
UART1_RTS
UART1_CTS
F100
IN4OUT
GND
1 3
GND
C100
L100
C106
C107
C105
7
1
7
E
B
B
F
F
X
B
T
P
R
S
D
D
D
U
_
D
D
D
V
D
V
V
D
D2
V
UART_RXD
C2
UART_TXD
E3
UART_CTS_N
F2
UART_RTS_N
C1
SPIM_CLK
E2
SPIM_CS_N
A7
VREG
A6
VREGHV
E1
SCL
D1
SDA
C6
TM2
D6
RES
C7
RFP
B5
REG_EN
C5
RST_N
S
S
C
C
S
S
V
N
N
V
6
1
2
F
R106
BT_WAKE
C111
2 1
3
C119
C104
3
7
1
5
3
F
F
D
A
A
T
C
C
O
A
D
D
D
B
D
D
D
V
V
V
V
C3
GPIO_0
B3
GPIO_1
F4
R118
GPIO_5
D5
GPIO_6
B2
HUSB_DN
A2
HUSB_DP
B4
U102
LPO_IN
D4
PCM_IN
E4
PCM_OUT
C4
PCM_CLK
A4
PCM_SYNC
F5
XIN
E5
XOUT
S
S
S
S
S
S
S
S
V
V
V
4
V
7
3
1
6
6
F
E
A
B
D
C120
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
BT_ANT
123 4
R121
2
C143
1
4
1
C
C116
Page 24
Flow Chart of Troubleshooting
9-4.
FM Radio Part
FM Radio does not work
Check the voltage at
Is there any signal(I2C) at
Is there any signal at
Turn on the Radio
Yes
C137(1.8
R116, R117 ?
C127,C130 ?
V)
Yes
Yes
Yes
No
No
No
CheckUCP301-2(QSC6240)
Check UCP301-1(QSC6240)
Check U101(Radio TRx)
Check the EAR/SPK Path
9-24
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 25
UCP301-2
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
NCP_CTC2
REF_GND
REF_BYP
TX_DAC_REF_BYP
VDD_MSMC
VDD_EBI_RFA
VDD_NCP
VDD_PAD_SIM
VSW_5V
Flow Chart of Troubleshooting
T
U
O
L
_
T
O
N
I
I
_
D
A
M
F
R
VBAT
0
2
FM_RADIO_ANT
FM_RST
VREG_MSME_1.8V
1
R
9
8
7
6
1
1
1
1
C
D
C
C
N
N
N
N
1
G
L116
TP_FM_RST
R112
C131
VREG_MSME_1.8V
R116
R117
NC
2
U101
3
RFGND
4
_RST
K
N
L
E
C
S
_
S
6
5
C125
7
2
1
C
5
3
4
1
1
1
T
A
O
V
U
P
O
G
L
ROUT
VD
RCLK
O
I
O
D
I
S
V
8
7
C130
12
11
DNGIMF
10
9
R119
C136
SLEEP_CLK
VREG_MSME_1.8V
C137
RADIO_ROUT
FM RADIO
M
M
F
F
_
_
L
A
C
D
S
S
_
_
C
C
2
2
I
VREG_RFRX2_1.3V
VREG_RFA_2.2V
VREG_MSMP_2.6V
6
5
2
2
4
4
C
C
I
VREG_MSME_1.8V
7
2
4
C
VREG_GP2_2.9V
VREG_GP1_2.85V
2
3
0
9
8
4
2
3
4
4
C
C
2
6
3
2
4
4
4
4
C
C
C
C
VREG_RF1_2.3V
VREG_MSMC_1.2V
2
0
1
1
1
1
4
4
4
C
C
VPH_PWR
C
VREG_RF2_1.4V
VREG_RF1_2.3V
AC12
AC11
AC18
AC15
AB15
AC17
AB17
M18
AA22
Y22
T13
W15
W13
W16
W21
V21
U22
W14
V15
V14
AC20
AB18
AB19
AC1
AC9
C417
B18
AA19
AA15
AA20
AA12
L402
L403
L404
C421
VREG_RF2_1.4V
VREG_USIM_2.85V
1
2
3
3
4
4
C
C
VREG_RFTX2_1.3V
VREG_TCXO_2.85V
4
3
3
2
2
3
4
4
4
C
C
C
P5
C9
LCD_RST
FM_RST
BT_RESET
HOST_WAKE
BT_WAKE
SLEEP_CLK
MDP_VSYNC
BT_CTL
USB_SW_INT
CAM_CIF_RST
BOOT_SW
FM_INT
TRK_LO_ADJ
UMTS_PA_RANGE0
P5
P1
P1
P1
P2
P5
P7
P5
P6
P5
P6
P6
P6
P6
GPIO_43|NFC_IRQ
B9
GPIO_42|NFC_SHUTDOWN
AB1
GPIO_76|BT_PWR_ON
AA3
GPIO_74|BT_WAKES_MSM
AB2
GPIO_75|MSM_WAKES_BT
V18
XO_OUT_GP2
V12
SLEEP_CLK
G6
GPIO_23|FM_INT
A13
GPIO_54|WLAN_PWR_EN
AC3
GPIO_77|WLAN_PWR_DN
H12
GPIO_41|HEADSET_DET_N
C15
GPIO_0|ETM_TRACECLK
H10
GPIO_44|ETM_MODE_CS_N
T14
GPIO_65|TRK_LO_ADJ|GP_CLK|GP_PDM_1
C17
GPIO_64|PA_RANGE0
C16
GPIO_63|PA_RANGE1
A16
9-25
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This Document can not be used without Samsung's authorization
UCP301-1
Page 26
Block Diagrams
7.
7-1
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This Document can not be used without Samsung's authorization
Page 27
PCB Diagrams
8.
Top
8-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 28
PCB Diagrams
Bottom
8-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
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