Page 1
Level
8.
Block Diagram
8-1.
Repair
3
8-1
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Page 2
Level3Repair
PCB Diagrams
8-2.
8-2-1.
Main PCB Top
8-2-2.
Bottom
8-2
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Page 3
Flow Chart of Troubleshooting
8-3.
Equipments
Level3Repair
Oscilloscope
Power Supply
Digital Multimeter
driver, ESD Safe Tweezer
+
8960 &
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Spectrum Analyzer
8-3
Soldering iron
Page 4
Level3Repair
8-3-1.
Power On
Mobile phone does not power on.
Check the Battery Voltage
it more than
Is
Yes
Push the Power Button for8seconds. Then
wait3minutes, check the power-on sound or
motor Vibration or light on touch key.
Sound or Vibration is ok
No
Check the U5001 output voltage
C5062>1V,C5057>1V, C5061
(
>1
V)
3.8
V?
.
?
No
If its voltage level is extremely low(under
Yes
Charging the battery by TA.
Change the battery.
Change the FRONT-OCTA
or OCTA Con-to-Con Connector
If the output voltage is not satisfied with normal
No
condition, Change the U5001.
Each voltage level has
※
±10%
margin.
3.3
V),
Yes
Check the Clock OSC4000,
Is that frequency24Mhz,
OSC5000
khz each?
32
Yes
Check the TP5001, C5027
TP5000 Voltage level.
Is it over
1.5
V?
Yes
Check the initial operation
Yes
END
No
Change the OSC4000. or OSC5000
It Can be Damaged AP.
UCP4000-1 or LPDDR3 Memory)
(
No
It is Needed to dump Memory or Check with S/W
Team to Analyze.
So, Change the PBA.
8-4
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Page 5
Level3Repair
8-5
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Page 6
Level3Repair
8-6
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Page 7
Level3Repair
MEM_LDO_SDA
MEM_LDO_SCL
eMMC_EN
V_BAT
4
1
0
5
C
VCC_SUB_2.0V
5
1
0
5
C
VCC_1.8V_AP
R5000
TP5000
VMEM_VDD_1.8V
VMEM_VDDF_2.85V
V_BAT
R5001
U5000
B5
VBAT
A3
SDA
B4
SCL
B2
EN_BB
A5
EN_LDO
A4
AGND
A2
VINL
A1
6
1
0
5
C
VLDO
C4
SW1
D4
SW1
C2
SW2
D2
SW2
C5
VINB
D5
VINB
C1
VOUT
D1
VOUT
B1
FB
C3
GNDB
D3
GNDB
D
N
G
A
3
B
L5000
C5009
2
3
1
1
0
0
5
5
C
C
UME4000
C8025
C8024
R8005
R8007
R8006
U8003
C8029
R8004
TP8004 TP8006TP8007
C4091
C5012
TP8002
TP8000
C4090
C5013
TP8001
TP2019TP2020
L5000
TP5000
U5000
C5009
C5014
C5016
C5015
R5000
R5001
8-7
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Page 8
Level3Repair
8-3-2.
Initial
Initial Failure
Yes
Re-download latest SW on the
mobile phone.
Abnormal
Try the Boot Recovery by SD
Follow the Recovery Guide.
Re Check
CARD.
Abnormal
Power on"
Trouble shooting process
"8-3-1
Abnormal
Check the OSC4000, OSC500.
Crack, open etc.)
(
Check the U5001.
Crack etc.)
(
Normal
Change UME4000 that is ROM flashed.
Do not use Blank MEMORY.
Abnormal
Change PBA
END
8-8
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Page 9
Level3Repair
TP_SDC4000
EMMC_RCLK
SDC1_CMD
SDC1_CLK
SDC1_DATA_7
SDC1_DATA_6
SDC1_DATA_5
SDC1_DATA_4
SDC1_DATA_3
SDC1_DATA_2
SDC1_DATA_1
SDC1_DATA_0
H
F
E
E
1
9
0
V
V
S
S
F
F
NC
G13
NC
G12
NC
G2
NC
G1
NC
F14
NC
F13
NC
F12
NC
F3
NC
F2
NC
F1
NC
E14
NC
E13
NC
E12
NC
E3
NC
E2
NC
E1
NC
D14
NC
D13
NC
D12
NC
D4
NC
D3
NC
D2
NC
D1
NC
C14
NC
C13
NC
C12
NC
C11
NC
C10
NC
C9
NC
C8
NC
C7
NC
C5
NC
C3
NC
C1
NC
B14
NC
B13
NC
B12
NC
B11
NC
B10
NC
B9
NC
B8
NC
B7
NC
B1
NC
A14
NC
A13
NC
A12
NC
A11
NC
A10
NC
A9
NC
A8
NC
A2
NC
A1
DS
H5
RST_N
K5
R4071
R4068
R
R
R
R
4
4
4
R
4
0
5
3
4
R
0
0
0
0
5
5
5
5
4
6
5
7
8
0
6
4
TP4000
VMEM_VDD_1.8V
CMD
M5
CLK
M6
DAT7
B6
DAT6
B5
DAT5
B4
DAT4
B3
DAT3
B2
DAT2
A5
DAT1
A4
DAT0
A3
R
R
R
R
4
4
4
4
0
0
0
0
6
6
6
5
0
1
2
9
C4090 C4091
TP4007
N
N
K
G
C
A
P
E
P
J
1
1
5
8
6
5
4
7
6
2
4
5
0
V
V
S
S
S
F
1
2
0
V
V
V
V
V
V
V
V
V
V
M
M
S
S
S
S
S
S
S
S
S
S
A
A
S
S
S
S
S
S
S
S
S
S
R
R
Q
Q
Q
Q
Q
K
K
RFU
P10
RFU
P7
RFU
K10
RFU
K7
RFU
K6
RFU
G10
RFU
G3
RFU
E8
RFU
E5
RFU
A7
NC
P14
NC
P13
NC
P12
NC
P11
NC
P9
NC
P8
NC
P2
NC
P1
NC
N14
NC
N13
NC
N12
NC
N11
NC
N10
NC
N9
NC
N8
NC
U
M
E
4
0
0
0
V
C
V
V
V
V
C
C
C
C
C
Q
C
C
C
C
J
E
C
K
F
1
5
6
9
6
0
N7
NC
N6
NC
N3
NC
N1
NC
M14
NC
M13
NC
M12
NC
M11
NC
M10
NC
M9
NC
M8
NC
M7
NC
M3
NC
M2
NC
M1
NC
L14
NC
L13
NC
L12
NC
L3
NC
L2
NC
L1
NC
K14
NC
K13
NC
K12
NC
K3
NC
K2
NC
K1
NC
J14
NC
J13
NC
J12
NC
J3
NC
J2
NC
J1
NC
H14
H13
H12
H3
H2
H1
V
V
V
V
V
C
C
C
C
G14
D
C
C
C
C
D
Q
Q
Q
Q
I
M
P
P
C
N
5
3
2
4
4
C4097
C4095
C4089
C4092
VMEM_VDDF_2.85V
VMEM_VDD_1.8V
8-9
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Page 10
Level3Repair
8-3-3.
No Service
No service
Yes
Check memu setting
Menu→applications→setting→wireless and network
mobile networks→network mode→setting is auto mode
Menu→Phone→Keypad
*#1234#
check Phone version
→
PHONE:T705XXXX or
PHONE:unknown
PHONE:unknown
Check the voltage level
R3025=HIGH
→
→
→
?
PHONE:T705XXXX
No
Check the contact of R F antenna clip
Replace the U5001
ㅁ
Yes
Check OSC1000
Frequency
Replace UCP3000
END
=26
Yes
Yes
MHz
No
Replace the OSC1000
8-10
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Page 11
Level3Repair
8-11
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Page 12
Level3Repair
8-12
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Page 13
Level3Repair
8-3-4-1
Main Microphone Part
Check microphone function in voice call/mVoIP
Handset mode or Camera(camcording) mode
Yes
Check connector where
HEA7000(IF Conn.(+ MIC))
is placed
for any damage
Yes
Check the voltage at
C7014, L7004
=2.8V
Yes
No
No
resolder or replace HEA7000/IF Conn(+ MIC)
Set the HEA7000 connection
resolder or replace L7004
Check the U6001(Codec IC)
Check component soldering
statuses of
C7011,C7012,L7002,L7003
Yes
END
No
Resolder or replace C7011,C7012,L7002,L7003
8-13
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Page 14
Level3Repair
8-14
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Page 15
Level3Repair
8-3-4-2
SUB Microphone Part
Check microphone function in voice call Hands-free
mode or Camera(camcording) mode
Yes
Check board MIC6000
Yes
Check the voltage at
C6043
=2.8V
No
No
resolder or replace MIC6000
resolder or replace U6003
Yes
Check component soldering
statuses of
C6039,C6040,L6000,L6001
Yes
END
No
Resolder or replace C6039,C6040,L6000,L6001
8-15
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Page 16
Level3Repair
8-16
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Page 17
Level3Repair
8-3-4-3.
RCV Part
Check RC V function in Voice call/mVoIP
Handset Mode with maximum volume level.
Yes
Check connector where
HDC6002 is placed
for any damage
Yes
Check component soldering
statuses of C6042, L6004,
L6005
Yes
No
No
resolder or replace HDC6002/RCV Module
Set the HDC6002 connection
resolder or replace C6042, L6004, L6005
Check component soldering
statuses of U6001
Yes
END
No
Resolder or replace U6001
8-17
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Page 18
Level3Repair
8-18
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Page 19
Level3Repair
8-3-4-4.
Speaker Part(LEFT)
Check speaker function.
Play MP3 with maximum volume level.
Yes
Check connector where LEFT
Speaker is placed
for any damage
Yes
Check component soldering
statuses of R6010, R6011
No
No
Set the HDC6000 connection
resolder or replace R6010, R6011
Yes
Check component soldering
statuses of U6001
Yes
END
No
Resolder or replace U6001
8-19
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Page 20
Level3Repair
8-20
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Page 21
Level3Repair
8-3-4-5.
Speaker Part(RIGHT)
Check speaker function.
Play MP3 with maximum volume level.
Yes
Check contact where Right
Speaker is placed
for any damage
Yes
Check component soldering
statuses of R6021, R6022
Yes
No
No
Set or resolder HDC6001
resolder or replace R6021, R6022
Check component soldering
statuses of U6001
Yes
END
No
resolder or replace U6001
8-21
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Page 22
Level3Repair
HDC6001
8-22
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Page 23
Level3Repair
8-3-5.
Charging Part
TA/USB Insert
Charging Sequence Start
Check the CHG_IN_5V(C728)=5V
Battery is Charging?
VBUS_5V
Yes
Yes
Yes
Yes
=5V
No
No
No
Check C727=5V,
or may not connected TA/USB
Resolder and Replace U703
Resolder or Replace U504
END
8-23
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Page 24
Level3Repair
8-24
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Page 25
Level3Repair
8-3-6.
BT Part
BT is not working
Yes
Check BT function ON
Yes
Check the Voltage on
C2037=
Check
37.4
C2066, C2068
Check the Voltage on C2013
1.8V
Yes
MHz Clock at
Yes
No
No
No
No
Enable BT Function
Check the U5001
crack, open, damaged, etc.)
(
Check the OSC2001(crack, open, etc.)
Check the F2004(crack, open, damaged, etc.)
Yes
Check the Status of
L2011, C2017, C2018, F2003
Yes
Check the Status of
C2103 L2009, L2010, F8010
Yes
Check the Status of F2005,
C2031, C2032, C2033, L2016,
ANT2002, ANT
Resolder or Replace U2002
END
2003
Yes
Yes
No
No
No
Resolder or replace L2011, C2017, C2018,
Resolder or replace C2103, L2009, L2010,
Resolder or Replace F2005, C2031, C2032,
C2033, L2016, ANT2002, ANT
F2003
F8010
2003
8-25
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Page 26
Level3Repair
8-26
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Page 27
Level3Repair
8-3-7.
WIFI Part
Check the Voltage on C2013,
WIFI is not working
Yes
Check WIF I function ON
Yes
Check the Voltage on
C2037=
1.8V
Yes
Check
MHz Clock at
37.4
C2066, C2068
Yes
C2047, C2054
Yes
No
No
No
No
Enable WIFI Function
Check the U5001
crack, open, damaged, etc.)
(
Check the OSC2001(crack, open, etc.)
Check the F2004, F2006
crack, open, damaged, etc.)
(
Check the Voltage on C2067,
C2095, C2096
Yes
Check the Status of
C2103, F8010, L2009, L2010, F2003,
L2011, C2017, C2018, C2045, C2044,
C2099, C2087, C2070, F2007, L2027,
C2071, C2072, R2013, L2030, C2102
Yes
Check the Status of C2031, C2032,
C2033, L2016, F2005, C2093, F2009,
ANT2000, ANT2002, ANT2003
Yes
Resolder or Replace U2002
Yes
END
No
Check the F2008, F2010
crack, open, damaged, etc.)
(
No
No
Resolder or Replace
F2003, L2011, C2017, C2018, C2045, C2044, C2099, C2087,
C2070, F2007, L2027, C2071, C2072, R2013, L2030, C2102
Resolder or Replace C2031, C2032, C2033, L2016, F2005,
C2093, F2009, ANT2000, ANT2002, ANT2003
C2103, F8010, L2009, L2010,
8-27
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Page 28
Level3Repair
8-28
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Page 29
Level3Repair
8-29
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Page 30
Level3Repair
8-3-8.
GPS Part
C2004
GPS is not working
Yes
Check GPS function ON
Yes
Check the Voltage on
Check26MHz Clock at
Check the Voltage of
GPS_LNA_EN(at C2012),
V, C2000
=1.8
Yes
C2005, C2006
Yes
=2.8V
No
No
No
No
Enable GPS Function
Check the U5001
crack, open, damaged, etc.)
(
Check the OSC2000(crack, open, etc.)
Resolder or change the U2001
Yes
Check the Status of
C2010, L2004, F2000, L2001,
L2002, F2001, C2011, L2003
Yes
Check the Status of
C2031, C2032, C2033, L2016,
F2005, ANT2002, ANT2003
Yes
Resolder or Replace U2001
Yes
END
No
No
Resolder or Replace C2010, L2004, F2000,
L2001, L2002, F2001, C2011, L2003
Resolder or Replace C2031, C2032, C2033,
L2016, F2005, ANT2002, ANT2003
8-30
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Page 31
Level3Repair
8-31
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Page 32
Level3Repair
8-32
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Page 33
Level3Repair
8-3-9.
OCTA(TSP)
Touch Screen does not work
Yes
Check TSP Connector on
OCTA Main FPCB
Yes
Check the
TSP_1.8V(C8032),
TSP_3.3V(C8034)
Yes
Replace OCTA Module
No
No
Reconnect the TSP Connector
Check U5001-TSP_1.8V VLDO32(C5045),
U5001-TSP_3.3V VLDO24(C5038)
END
Yes
8-33
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Page 34
Level3Repair
F
8
0
0
5
F
8
0
0
6
F
8
0
0
7
F
8
0
0
8
F
8
0
0
9
R5024
TP8010
U5008
RFS1001
HEA8001
TP8003TP8005TP8008
TP8012
TP8009
R
C
R
8
8
8
0
0
0
1
3
1
2
4
3
TP8011
C
8
0
3
4
R
4
0
1
5
R
4
0
1
6
8-34
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Page 35
Level3Repair
8-3-10.
VT CAM
Camera" function does not work
"
Yes
Check the Camera
connector on Main PBA
Abnormal
Check the voltage
C8000
=2.8V
C8004
=1.8V
Yes
No
No
Reconnect the HEA8000
Replace U8000
Replace U5001
Check VTC AM_MCLK
is24MHz
Yes
Replace the camera module
Yes
END
No
Replace UCP4000
8-35
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Page 36
Level3Repair
R4115
C4100
C4011
R4028
C4009
R4078
R4069
C4099
R4086
R4083
R4088
C4010
C4052
C4053
R4110
R4116
C4051
R4015R4016
C4050
C4049
R4050
R4103
C4048
R4104 R4105 7014R6014R R4108
C4093
R4049
R4051
UCP4000
R4017R4018
C4098
C4047
R4027
R4030
C4043
R4009R4010 R4011R4012 R4013R4014
C4008
R4082
R4084
C4042
R4079 R4080
R4067
R4074
TH4001
R4070
R4091R4094
C4041
R4065
R4109
R4102
C4045
R4081
R4019R4020
C4046
R4041
R4089
TP4002
R4042
C4040
C4096
R4037
C4070
C4069
R4099
C4013
C4004
C4002
C4003
C4101
C4067
C4006
C4005
C4007
R4096
C4039
C4044
R4100
R4098
R4066
R4113
R4097
R4026
R4024
R4035
C4076
C4075
R4063
C5003
C5022
C5000
C5010
U5001
C5011
C5008
C5027
C5001C5002
C5004 C5005
C5006
C5065
C5045
C5041C5043
C5053
C5058
8-36
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.
Page 37
Level3Repair
8-3-11. 8M
CAM
Camera" function does not work
"
Yes
Check the Camera
connector on Main PBA
Abnormal
Check the voltage
C8002
=2.8V
C8009
=1.1V
C8006
=2.8V
C8008
=1.8V
Yes
No
No
Reconnect the HDC8000
Replace U8001
Replace U5001
Check CAM_MCLK
is24MHz
Yes
Replace the camera module
Yes
END
No
Replace UCP4000
8-37
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.
Page 38
Level3Repair
V
V
8M_CAM_D3_P_F
8M_CAM_D3_N_F
8M_CAM_D2_P_F
8M_CAM_D2_N_F
8M_CAM_CLK_P_F
8M_CAM_CLK_N_F
8M_CAM_D1_P_F
8M_CAM_D1_N_F
8M_CAM_D0_P_F
8M_CAM_D0_N_F
8M_CAM_SDA_1.8V
8M_S_CORE_1.1V
CAM_IO_1P8
8M_AVDD_2.8V
8M_AF_2.8V
HDC8000
22
11
44
33
5566
77 88
99
1010
1111 1212
13
14
13 14
15
16
15
16
17
18
17 18
19
20
19
20
212222
21
232424
23
252626
25
27
28
27 28
30
29
30
29
313232
31
333434
33
NC
NCNC
3536NC37
38
9
6
0
0
8
C
8
0
0
0
0
8
8
C
C
V_BAT 8M_AVDD_2.8V
U8001
4
VDD
VOUT
R8002
TP8002
8M_CAM_MCLK
8M_AF_SDA_1.8V
8M_AF_SCL_1.8V
8M_CAM_RESET
8M_EEPROM_SDA_1.8
8M_EEPROM_SCL_1.8
8M_CAM_SCL_1.8V
0
1
0
8
C
1
8M_AVDD_LDO_EN
C4051
R4115
R4015R4016
C4049
R4103
C4100
C4011
R4028
C4048
C4009
R4078
R4069
C4099
R4086
R4083
R4088
C4010
C4052
C4053
R4017R4018
R4110
R4116
3
CE
C8003
R4074
C4050
R4104 R4105 7014R6014R R4108
R4051
R4050
R4079 R4080
C4042
C4093
R4049
R4070
TH4001
R4091R4094
UCP4000
R4009R4010 R4011R4012 R4013R4014
C4008
C4098
C4047
C4043
R4027
R4030
R4082
R4067
R4084
R4065
C4041
D
N
G
5
R4109
R4102
R4081
GND
R4099
R4019R4020
2
C4045
C4046
R4041
R4089
R4042
C4040
C4096
C4070
C4069
C4013
C4004
C4002
C4003
C4101
C4067
C4006
C4005
C4007
R4096
C4039
C4044
R4100
R4098
R4066
R4113
R4097
C8002
TP4002
R4037
R4026
R4024
R4035
C4076
C4075
R4063
C5010
C5011
C5008
C5027
C5003
C5022
C5000
U5001
C5001C5002
C5006
C5065
C5045
C5041C5043
C5053
C5058
C5004 C5005
8-38
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Page 39
Level3Repair
8-3-12.
Touch Key
Touch Key does not work
Yes
Check Touch Key Connector
on Main PBA
Yes
Check the
VTOUCH_1.8V(C7026),
KEY LED_3.3V(C7027)
Yes
No
No
Reconnect the Touch Key Connector
HEA7001
Check U5001-VTOUCH_1.8V VLDO30(C5043)
U5001-KEY LED_3.3V VLDO38(C5049)
Replace Touch Key Module
Yes
END
8-39
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.
Page 40
Level3Repair
8-40
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.
Page 41
Level3Repair
8-3-13.
OTG
OTG does not work
Yes
Check IF PMIC
CHGIN(C5067)=5V
Yes
Check V_BUS _5V(C7028)
=5V
Yes
No
No
Check U5007
Check U7000
Change the IF FPCB
Yes
END
8-41
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.
Page 42
Level3Repair
5
V
U
S
_
_
B
V
E
R
Y
T
T
_
B
A
V
0
8
0
5
C
2
G
4
H
5
H
J
4
5
J
E
6
H
2
3
H
4
F
5
D
8
H
8
J
J
9
8
E
G
9
0
1
G
H
0
1
9
H
5
G
G
7
A
5
4
B
A
4
3
A
3
B
0
B
1
4
D
F
3
F
8
E
0
1
5
7
0
5
C
7
6
6
6
J
H
F
H
T
T
T
T
T
T
T
A
A
A
A
B
B
B
B
V
M
L
V
A
Y
S
S
S
S
Y
Y
S
S
S
S
Y
_
S
A
S
Y
S
A
_
N
T
B
P
T_S
A
B
T
A
B
B
D
T
E
T
Q
I
A
S
B
D
I
O
M
V
1
D
N
P
D
2
T
U
1
2
R
U
1
N
M
O
C
2
P
C
M
O
D
I
U
S
C
U
B
_
M
I
B
I
D
T
M
_
I
O
N
N
D
M
P
D
M
N
I
A
G
M
M
W
P
M
S
S
K
V
E
B
P
N
O
V
K
O
I
B
N
2
R
S
S
1
L
T
B
A
V
_
2
3
7
7
0
0
5
5
C
9
8
6
6
7
0
1
6
0
7
0
5
C
7
J
T
T
A
B
5
7
0
C
0
5
5
C
C
3
1
0
5
L
2
1
1
2
1
7
F
F
D
D
C
B
T
X
X
N
N
N
I
I
I
L
L
S
G
G
G
E
G
G
H
H
H
T
H
H
C
C
C
C
C
C
C
V
0
7
U
5
0
R
R
R
R
E
E
E
E
N
N
N
N
R
R
R
R
C
C
O
O
O
O
N
C
N
C
C
C
0
1
2
R
5
0
5
C
G
C
H
1
1
7
1
3
2
F
E
J
J
H
G
C
X
G
G
G
L
B
P
P
P
G
G
G
G
H
H
H
H
C
C
C
C
D
Q
A
A
A
_
_
_
_
_
M
D
D
D
D
D
D
N
N
N
N
N
N
G
G
G
G
G
G
C
5
X
_
L
3
3
2
D
E
E
T
P
P
P
E
Y
Y
Y
D
B
B
B
S
U
B
V
1
A
N
D
T
U
1
A
2
P
A
D
2
A
R
U
G
V
F
B
T
F
A
T
G
V
B
S
N
S
M
R
H
T
I
N
A
T
A
R
L
LFG
S
C
1
O
T
U
A
E
S
F
T
U
2
S
F
O
A
E
I
O
V
C
S
L
A
D
S
B
T
S
R
M
E
B
S
T
E
R
B
T
N
I
G
J
I
N
C
E
R
H
T
O
E
H
N
S
FLA
L
D
E
F
E
L
D
F
T
1
T
S
E
S
2
E
T
T
T
S
3
E
T
S
4
T
E
T
S
B
V
U
M
A
G
D
F
S
C
7
6
0
F10
E
7
9
F
8
G
9
B
9
D
8
B
C
0
1
8
D
9
C
8
C
B
1
2
C
5
E
6
D
5
F
6
C
7
C
6
B
6
G
4
C
3
C
2
A
2
B
6
A
7
A
8
A
9
A
E
9
0
1
D
8-42
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.
Page 43
Level3Repair
8-3-14.
MHL
MHL Does not work
Yes
Check the SUB Con to con
on Main PBA
Yes
Check the voltage of
C8021(1.2V), C8016(1.8V),
C8024(3.3V), C8026(1.2V),
C8028(1.8V)
Yes
Replace U8003
No
No
Check if HEA7000 is well connected
Check the U5001
END
Yes
8-43
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Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Page 44
Level3Repair
8-44
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.
Page 45
Level3Repair
8-45
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.
Page 46
Level3Repair
-3-15.
8
Motor
Motor does not work
Yes
Check the Motor/SPK FPCB
Yes
Check the Main PBA's
connector(HDC6000)
Yes
Check the Pin signal.
Vrms Check ZD6000,
1.7
ZD6001
No
No
No
Replace:Motor/SPK FPCB
PBA's Connector HDC6000
Check the C5100(3V), TP5009,
Replace U5007
END
Yes
8-46
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Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Page 47
Level3Repair
8-47
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.
Page 48
Level3Repair
8-48
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.
Page 49
Level3Repair
8-3-16.
FingerPrint Sensor
FingerPrint Sensor does not work
Check the FingerPrint Sensor
FPCB, PBA's
Connector(HEA9001)
V_BTP_IN(C9019),
V_BTP_3P3(C9022),
V_BTP_1P8(C9023)
Yes
Yes
Check the
Yes
No
No
Replace:FingerPrint Sensor FPCB or
PBA's connector(HEA9001)
Check the
BTP_LDO_EN1(TP4006),
BTP_LDO_EN2(TP4005),
U9003, U9004
Check the
BTP_IRQ(L9000),
BTP_SLEEP(L9001),
BTP_SPI_MISO(C9026),
BTP_SPI_MOSI(C9028),
BTP_SPI_CLK(C9027),
BTP_SPI_CS_N(C9029)
Yes
END
No
Check the AP(UCP4000-1)
8-49
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Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Page 50
Level3Repair
N
O
I
BTP_IRQ
BTP_SLEEP
L9000
L9001
V_BTP_3P3
V_BTP_1P8
HEA9001
11
22
3344
5566
7788
99
1010
NC
NC
NC
NC
1314
2
C9020 C9019
2
11 12
L9002
R9034
BTP_SPI_MIS
BTP_SPI_MOS
BTP_SPI_CLK
BTP_SPI_CS_
C9029
3
1
1
1
0
0
0
0
9
9
D
D
Z
Z
C9026
C9028
C9027
8-50
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.
Page 51
Level3Repair
8-51
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.
Page 52
Level3Repair
8-3-17.
SD Part
SD Card does not work
Yes
Check the Micro SD Card
PBA's Socket(SD7000)
Yes
Check the
VCC_1.8V_AP(R7000),
VMMC2_2.8V_AP(R7003),
VTF_2.8V(C7006)
Yes
,
No
No
Change:SD Card or
Replace:PBA's Socket(SD7000)
Check the
PMIC(U5001)
Check the
T_FLASH_D(0)~D(3)
R7001~7004,
T_FLASH_CMD R7005
T_FLASH_CLK R7006,
T_FLASH_DETECT R7000
Yes
END
No
Check the PBA's Socket(SD7000)
AP(UCP4000),
8-52
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Page 53
Level3Repair
SD7000
8-53
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Page 54
Level3Repair
C4051
R4103
C4050
C4049
R4050
R4104 R4105 7014R6014R R4108
C4042
C4093
R4049
R4051
R4070
R4079 R4080
UCP4000
C4098
R4082R4084
R4067
C5007
C5000
R4009R4010 R4011R4012 R4013
C4008
C5022
R4027R4030
C4043
C5003
C4047
R4065
R4074
TH4001
R4091R4094
C4045
R4109
R4081
R4019R4020
C4046
R4041
R4089
TP4002
R4042
C4040
C4096
R4037
C4070
C4069
R4026
C4013
R4024
C4004
C4002
R4035
C4003
C4101
C4076
C4067
C4075
C4006
C4005
C4007
R4096
C4039
C4044
R4100
R4098
R4066
R4063
R4102
R4099
R4113
R4097
C4041
C5010
U5001
C5011
C5008
C5001C5002
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
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C5004 C5005
8-54
Page 55
Level3Repair
8-3-18.
IR LED Part
IRDA_CONTROL_OUT(R9001),
IR LED does not work
Yes
Check the IR LED FPCB
PBA's Contact Pin
CON9000, CON9001)
(
Yes
Check the
FPGA_SPI_EN(R5026),
IRLED_3.3V(C9002)
Yes
Check the
IRDA_CONTROL(R9015)
,
No
No
Change:IR LED FPCB or
Replace:PBA's Contact Pin
(
No
CON9000, CON9001)
Check the
U5009, U9000
Check the
Q9000, U9000
END
Yes
8-55
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Page 56
Level3Repair
ANT9001
ANT9000
8-56
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Page 57
Level3Repair
8-57
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.
Page 58
Level3Repair
8-3-19.
GSM850/ WCDMA Band5/LTE5 RX
NORMAL CONDITION
catch the channel?
NO
Check C1001
Check the Voltage at
C1010=VATT?
Check L1013
≥
Check component
soldering status OK at
dBm
-65
U1000
≤
NO
YES
YES
YES
-65
?
dBm
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check L1013, U9106
esolder or change
R
U1000
CONTINUO
US RX ON
RF INPUT
AMP
: 4408
:-50
CH
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
Check the freq. at
YES
WCDMA Band5
GSM
/
850
Receiver is O.K?
YES
END
YES
:26
LTE5
V?}
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
WCDMA Band5
GSM
/
Receiver is O.K?
esolder or change
R
850 /
NO
UCP3000
LTE5
8-58
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Page 59
Level3Repair
8-59
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.
Page 60
Level3Repair
8-60
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.
Page 61
Level3Repair
8-3-20.
GSM900/ WCDMA Band8/LTE8 RX
NORMAL CONDITION
catch the channel?
NO
Check C1001
Check the Voltage at
C1010=VATT?
Check C1030
≥
Check component
soldering status OK at
dBm
-65
U1000
≤
NO
YES
-65
?
YES
YES
dBm
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check C1030, U9106
esolder or change
R
U1000
CONTINUO
US RX ON
RF INPUT
AMP
: 3013
:-50
CH
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
Check the freq. at
YES
WCDMA Band8
GSM
/
900
Receiver is O.K?
YES
END
YES
:26
LTE8
V?}
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
WCDMA Band8
GSM
/
Receiver is O.K?
esolder or change
R
900
NO
UCP3000
LTE8
8-61
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Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Page 62
Level3Repair
8-62
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.
Page 63
Level3Repair
8-63
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.
Page 64
Level3Repair
8-3-21.
GSM1800 RX
NORMAL CONDITION
catch the channel?
Check C1001
Check the Voltage at
C1010=VATT?
Check C1019
-65
≥
Check component
soldering status OK at
U1000
NO
≤
NO
YES
dBm
-65
YES
YES
?
dBm
CONTINUOUS RX ON
RF INPUT
AMP
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check C1019, U9106
esolder or change
R
U1000
: 698
:-50
CH
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
Check the freq. at
YES
DCS1800
Receiver is O.K?
YES
END
YES
:26
V?}
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
DCS1800
Receiver is O.K?
NO
esolder or change
R
UCP3000
8-64
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.
Page 65
Level3Repair
8-65
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.
Page 66
Level3Repair
8-66
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.
Page 67
Level3Repair
8-3-22.
GSM1900/ WCDMA Band2 RX
NORMAL CONDITION
catch the channel?
NO
Check C1001
Check the Voltage at
C1010=VATT?
Check L1016
-65
≥
Check component
soldering status OK at
U1000
≤
NO
YES
dBm
-65
YES
YES
?
dBm
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check L1016 U9106
esolder or change
R
U1000
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 9800
dBm
CH
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
PCS1900/WCDMA2
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
Check the freq. at
Receiver is O.K?
:26
YES
YES
END
YES
V?}
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
PCS1900/WCDMA2
Receiver is O.K?
NO
esolder or change
R
UCP3000
8-67
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.
Page 68
Level3Repair
8-68
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.
Page 69
Level3Repair
8-69
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.
Page 70
Level3Repair
8-3-23.
LTE B3 RX
NORMAL CONDITION
catch the channel?
Check C1001
Check the Voltage at
C1010=VATT?
Check L1015
≥
Check component
soldering status OK at
dBm
-65
U1000
NO
≤
NO
YES
-65
YES
YES
?
dBm
CONTINUOUS RX ON
RF INPUT
AMP
:-50
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check L1015, U9106
esolder or change
R
U1000
: 1575
dBm
CH
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
Check the freq. at
YES
LTE Band3
Receiver is O.K?
YES
END
YES
:26
V?}
MHz
esolder or change
NO
NO
?
NO
YES
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
LTE Band
Receiver is O.K?
NO
esolder or change
R
UCP3000
3
8-70
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.
Page 71
Level3Repair
8-71
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.
Page 72
Level3Repair
8-72
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.
Page 73
Level3Repair
8-3-24.
LTE B7 RX
NORMAL CONDITION
catch the channel?
Check C1001
Check the Voltage at
C1010=VATT?
Check component
soldering status OK at
NO
≤
NO
YES
Check L1020
dBm
-65
≥
YES
F1001
YES
-65
?
dBm
CONTINUOUS RX ON
RF INPUT
AMP
:-50
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check L1020, U9106
esolder or change
R
F1001
: 3100
dBm
CH
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
Check the freq. at
YES
LTE Band7
Receiver is O.K?
YES
END
YES
:26
V?}
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
LTE Band7
Receiver is O.K?
NO
esolder or change
R
UCP3000
8-73
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.
Page 74
Level3Repair
8-74
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.
Page 75
Level3Repair
8-75
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.
Page 76
Level3Repair
8-3-25.
LTE B20 RX
NORMAL CONDITION
catch the channel?
Check C1001
Check the Voltage at
C1010=VATT?
Check C1041
≥
Check component
soldering status OK at
dBm
-65
U1008
NO
≤
NO
YES
-65
YES
YES
?
dBm
CONTINUOUS RX ON
RF INPUT
AMP
:-50
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check C1041, U9106
esolder or change
R
U1008
: 6300
dBm
CH
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
Check the freq. at
YES
LTE Band20
Receiver is O.K?
YES
END
YES
:26
V?}
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
LTE Band20
Receiver is O.K?
NO
esolder or change
R
UCP3000
8-76
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.
Page 77
Level3Repair
8-77
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.
Page 78
Level3Repair
8-78
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.
Page 79
Level3Repair
8-3-26.
WCDMA Band1 LTE B1 RX
NORMAL CONDITION
catch the channel?
NO
Check C1001
Check the Voltage at
C1010=VATT?
Check L1010
-65
≥
Check component
soldering status OK at
U1008
≤
NO
YES
dBm
-65
YES
YES
?
dBm
?
YES
NO
NO
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
Check L1010, U9106
esolder or change
R
U1008
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 10700
dBm
CH
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
&{
OSC1000 PIN4
WCDMA Bandd1 LTE
=1.2V?}
C1075
=2.5V?}
C1070
=1.5
YES
Check the freq. at
Receiver is O.K?
:26
YES
Band1
YES
END
V?}
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
WCDMA Bandd1 LTE
Band1
Receiver is O.K?
NO
esolder or change
R
UCP3000
8-79
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.
Page 80
Level3Repair
8-80
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.
Page 81
Level3Repair
8-81
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.
Page 82
Level3Repair
8-3-27.
GSM
850/
U9106 PIN1:About
Check the Voltage at
C1010=VBATT?
Check the Voltage at
c1032=VBATT?
GSM900
dBm
30
NO
YES
Check L1011
about30dBm
YES
YES
Check C1043
about0dBm
YES
TX
YES
?
NO
?
NO
?
NO
?
NO
?
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
L1011
esolder or change
R
c1032 PAM1000
esolder or change
R
C1043
CONTINOUS TX ON CONDITION
TX POWER DAC:
APPLIED
GSM850 CH
GSM900 CH
RBW
: 100
VBW
: 100
SPAN
ATT.
:10
:20
REF LEV.
14500
KHz
KHz
MHz
:10
dB
: 190
:62
dBm
CODE
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
OSC1000 PIN4
Transmitter is O.K?
=1.2V?}
C1075
=2.5V?}
Check the freq. at
YES
GSM850/900
YES
END
YES
:26
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
GSM850/900
Transmitter is O.K?
NO
esolder or change
R
UCP3000
8-82
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.
Page 83
Level3Repair
8-83
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.
Page 84
Level3Repair
8-84
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.
Page 85
Level3Repair
8-3-28.
GSM
1800/
U9106 PIN1:About
Check the Voltage at
C1010=VBATT?
Check the Voltage at
c1032=VBATT?
GSM1900
dBm
30
NO
YES
Check L1014
about30dBm
YES
YES
Check L1025
about0dBm
YES
TX
YES
?
NO
?
NO
?
NO
?
NO
?
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
L1014
esolder or change
R
c1032 PAM1000
esolder or change
R
L1025
CONTINOUS TX ON CONDITION
TX POWER DAC:
APPLIED
DCS CH
PCS CH
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
: 100
:10
:20
14500
: 685
: 661
KHz
KHz
MHz
:10
dB
CODE
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
OSC1000 PIN4
DCS1800/PCS1900
Transmitter is O.K?
=1.2V?}
C1075
=2.5V?}
Check the freq. at
YES
YES
END
YES
:26
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
DCS1800/PCS1900
Transmitter is O.K?
NO
esolder or change
R
UCP3000
8-85
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.
Page 86
Level3Repair
8-86
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.
Page 87
Level3Repair
8-87
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.
Page 88
Level3Repair
8-3-29.
WCDMA BAND1 Tx
U9106 PIN1:About
dBm
20
?
NO
Check the Voltage at
C1010=VBATT?
YES
Check L1010
about20dBm
YES
Check the Voltage at
c1032=VBATT?
YES
Check L1025
about0dBm
?
YES
CONTINOUS TX ON CONDITION
TX POWER DAC:
YES
NO
?
NO
?
NO
?
NO
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
L1010 C1004 U1000
esolder or change
R
c1032 PAM1000
esolder or change
R
L1025
WCDMA Band1 CH
APPLIED
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
: 100
:10
:20
14500
KHz
KHz
MHz
:10
dB
CODE
: 10700
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
OSC1000 PIN4
Transmitter is O.K?
=1.2V?}
C1075
=2.5V?}
Check the freq. at
YES
WCDMA BAND1
YES
END
YES
:26
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
WCDMA BAND1
Transmitter is O.K?
NO
esolder or change
R
UCP3000
8-88
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.
Page 89
Level3Repair
8-89
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.
Page 90
Level3Repair
8-90
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.
Page 91
Level3Repair
8-3-30.
WCDMA BAND2
U9106 PIN1:About
dBm
20
NO
Check the Voltage at
C1010=VBATT?
YES
Check C1019
about20dBm
YES
Check the Voltage at
c1032=VBATT?
YES
Check L1025
about0dBm
YES
TX
CONTINOUS TX ON CONDITION
TX POWER DAC:
YES
?
NO
?
NO
?
NO
?
NO
?
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
C1019 L1005 U1000
esolder or change
R
c1032, PAM1000
esolder or change
R
L1025
WCDMA Band2 CH
APPLIED
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
: 100
:10
:20
14500
KHz
KHz
MHz
:10
dB
CODE
: 9880
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
OSC1000 PIN4
Transmitter is O.K?
=1.2V?}
C1075
=2.5V?}
Check the freq. at
YES
WCDMA BAND2
YES
END
YES
:26
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
WCDMA BAND2
Transmitter is O.K?
NO
esolder or change
R
UCP3000
8-91
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.
Page 92
Level3Repair
8-92
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.
Page 93
Level3Repair
8-93
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.
Page 94
Level3Repair
8-3-31.
WCDMA BAND5
U9106 PIN1:About
dBm
20
NO
Check the Voltage at
C1010=VBATT?
YES
Check L1013
about20dBm
YES
Check the Voltage at
c1032=VBATT?
YES
Check C1043
about0dBm
YES
TX
CONTINOUS TX ON CONDITION
TX POWER DAC:
YES
?
NO
?
NO
?
NO
?
NO
?
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
L1013 C1006 U1008
esolder or change
R
c1032, PAM1000
esolder or change
R
C1043
WCDMA Band5 CH
APPLIED
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
: 100
:10
:20
14500
KHz
KHz
MHz
:10
dB
CODE
: 4408
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
OSC1000 PIN4
Transmitter is O.K?
=1.2V?}
C1075
=2.5V?}
Check the freq. at
YES
WCDMA BAND5
YES
END
YES
:26
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
WCDMA BAND5
Transmitter is O.K?
NO
esolder or change
R
UCP3000
8-94
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.
Page 95
Level3Repair
8-95
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.
Page 96
Level3Repair
8-96
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.
Page 97
Level3Repair
8-3-32.
WCDMA BAND8
U9106 PIN1:About
dBm
20
NO
Check the Voltage at
C1010=VBATT?
YES
Check C1030
about20dBm
YES
Check the Voltage at
c1032=VBATT?
YES
Check C1043
about0dBm
YES
TX
CONTINOUS TX ON CONDITION
TX POWER DAC:
YES
?
NO
?
NO
?
NO
?
NO
?
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
C1030 C1009 U1008
esolder or change
R
c1032, PAM1000
esolder or change
R
C1043
WCDMA Band8 CH
APPLIED
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
: 100
:10
:20
14500
KHz
KHz
MHz
:10
dB
CODE
: 3013
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
OSC1000 PIN4
Transmitter is O.K?
=1.2V?}
C1075
=2.5V?}
Check the freq. at
YES
WCDMA BAND8
YES
END
YES
:26
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
WCDMA BAND8
Transmitter is O.K?
NO
esolder or change
R
UCP3000
8-97
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Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.
Page 98
Level3Repair
8-98
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.
Page 99
Level3Repair
8-99
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.
Page 100
Level3Repair
8-3-33.
LTE BAND1 TX
U9106 PIN1:About
dBm
20
Check the Voltage at
C1010=VBATT?
Check L1010
about20dBm
Check the Voltage at
c1032=VBATT?
Check L1026
about0dBm
NO
YES
YES
YES
YES
CONTINOUS TX ON CONDITION
TX POWER DAC:
YES
?
NO
?
NO
?
NO
?
NO
?
CHECK soldered
C1000,L1001,L1020 RFS1000
esolder or change
R
U1001, C1010
Resolder or change
L1010 C1004 U1000
esolder or change
R
c1032 PAM1000
esolder or change
R
L1026
APPLIED
LTE Band1 CH
RBW
: 100
VBW
: 100
SPAN
ATT.
:10
:20
REF LEV.
14500
KHz
KHz
MHz
:10
dB
CODE
: 18300
dBm
Check the voltage at
L1036= VBATT?}
{
C1074
&{
&{
OSC1000 PIN4
Transmitter is O.K?
=1.2V?}
C1075
=2.5V?}
Check the freq. at
YES
LTE BAND1
YES
END
YES
:26
MHz
NO
NO
?
NO
YES
esolder or change
R
U5000
Change or resolder
OSC1000
esolder or change
R
U1008
NO
LTE BAND1
Transmitter is O.K?
NO
esolder or change
R
UCP3000
8-100
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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