Samsung SM-G930V Schematics Tshoo
8. Level 3 Repair
8-1. Block Diagram
(VIETMOBILE.VN)
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-2. PCB Diagrams
8-2-1. Top
(VIETMOBILE.VN)
BOTHHOLE6001
RFS1000
C2055
L2014
F1008
C8060
L2020
C2046
C2043
C2041
C2039
C2029
C1034
L1027
L1028
TP8007
L2022
L2016
C2049
U2013
U2010
L1074
U1006
L1075
C1115
L1031
C1039
U8004
L1002
VR6001
ANT2004
VR2005
VR2000
C2076
L2035
L2036
C2077
C2073
F2005
L2033
C2086
C2009
SUS9001
TP9004
TP9006
TP9002
TP9001
TP_COMP_MCLK
TP9000
HDC9001
ZD9020
R5006
C9012
ZD9016
R9003
R5008
ZD9021
R9004
R9000
TR9000
ZD9022
HDC8002
C7150
C7148
R9001 R9002
C7020
C8045
C8048
R8015
U9003
R7008
C7025
L7008
C7030
C7062
U7005
C7019
L7006
C7051
C7065
L7004
C7067
C7044
L7009
C7047
C6062
C7049
C6055
C6074
C6041
C6061
C6042
C6068
C6067
R5036
C6001
R5026 R5027
C6049
C6009
C6024
C6038
C6052
C5008
R5050
C5007
C6007
R7011
C6047
C6054
R5037
C7072
C5009
C6008
C6013
C6023
C6015
C6065
C6091
C6017
C2061 C2062
C2054
C2059
C2057
R2002
C2037
L2058
C2048
C1097
L2050
C2045
R1010
F2002
L2057
C2044
R1008
L2056
C2040
C2042
C2038
C2024
C2023
C2022
C2030
C2032
U1023
C2028
C2018
C1100
L1034
L1036
C1088
L1015
U1024
C1040
C1031
TP1002
C1018
L1026
L1032
L1035
C1028
L1095L1096
L1011
C1041
C1111
L1078
C1033
U1009
C1038
C1110
C1036
L1037
DUP1000
L1029
U1026
L1038
C1117
C8028
L8017
C8004
C8031
L1094
C8026
C8027
L1013
C8001
R9035
ANT8000
ANT8003
C4062
R9007
C4025
ZD9007
ZD9008
ZD4004
R4015
C4030
R9015 R9016
R5007
C4027C4028
ZD4006
R5009
C4029
R4016
ZD9018
ZD9019
ZD4005
ZD9006
ZD9012
C9046C9051
ZD4003
C9017
C9009
C7128
C9013
C9014
C9010
C9015
L7017
C9016
C7127
C7099
C7097
L7018
C9011
ZD9015
C9041
L9006
C9033
C9027
C9036
L9005
L9007
C7053
OSC7000
R7009
C7056
C7010 C7014 C7015 C7016
L7014
C7038
C6000
C6070
C6066
C6076
C6058
C6011
C6045
C6043
U1021
R1007
L2031
R1009
F2006
C2027
C2031
F1006
C2010
C2006
C2015
C2014
C2011
C2016
C2017
C1098
C2003
L1093
C1016
F1001
L1014
L1021
L1092
C1026
RFS1001
C8047
C8037
ZD8000 ZD8002
L4013
C4064
HDC4000
C4060 C4061
HDC9000
ZD9000 ZD9001
C9000
C9007
R5001
R5004
U4018
C4059
L8008
C8020
C8021
L8007
U9011
C9028
L7020
C7090
C7092
R7021
R7024
R7025
L9009
C9029
C9039
C9035
L9008
C7058
C7050
C7045
C7048
C7057
C7076
L7012
L7013
C6039
C6040
C6044
C6057
C6048
R7038R7039
C6093
C6021
C6059
R6002
C6072
TP7002
C5000
C6056
C6071
TP_7000
C6077
C7137
L7021
C7111
F2004
F1005
L2018
L2017
C2082
L2032
C2052
L1079 L1080 L1081
L1072L1073
C1024
L1044
C1116
C1052
C1099
F1009
C1051
L1045
TP1003
L1043
F1003
RFS1002
ZD9005
L8006
L8009
C4054
L4014
C4042
L4006
L4007
C7112
U9012
C9032
C7161
C7042
C7077
C7060
C7153C7154
C6003
C6002
C6051
C6095
L2051
L2015
C2047
L1052
C1058
L1050
C1057
C9044
R4014
ZD4002
C4063
C9001
C9003
C9002
L9003
L9020
TP4000
L4005
L4004
C4031
R5015
R5017
C9025
C9018
C9052
C9021
C7115
C9053
C7121
C9020
C9019
C7130
C7091
L7019
C9031
C9037
C9038
C9040
L7007
C7052
C7068
C7055
C7063
C7041
C7009
L7011
C6075
C6063
C5002
C6092
TP7003
L7022
C6073
C7109C7110
U7016
R7010
C7126
C2001C2002
C2095
L2021
C2056
L2038
L1085
C1101
L1042
F1002
C1020 C1021
F1010
L1053
L1062
L1051
L1066
CN1002
C1106C1109
L1077
CN1000
CN1001
VR6003
ZD4000
ZD4001
L9021
C4065
R2000
U4007
C4032
C7084
C7118
C7120
C7123
C7114
C7124
C7113
C7147
C7117
C7119
C7116
C7131
C7129
C7125
C7122
C7151
C7149
C7024
L7010
C7018
C7061
C7003
C7027
L7015
C7043
C6029
C7046
C6064
C6069
C6022
C6096
L7023
C6060
C7108
C7135
C7145
C7132
C2096
L2019
U2023
C2053
L2037
C2074
L2030
C2069 C2070
L2026
C2064 C2065
L2025
C2091
L2042
C1084
L1065
L1086
C1095
C1091C1092
C1083
L1064
L1004
C1081
C1113C1114
C1015
C1080
F1004
C1017
U1017
L1055
C1030
L1025
C1032
L1084
BOTHHOLE6003
C9008
TP_UB0TP_UB1
R2001
C9034
C7079
L9013
L9012
C7064
L7005
C6053
C6019
C6037
C6006
C2083
C2084 C2085
C1022
L1057
AU4000
ANT2002
L2001
C4047
C2005
R4013
L4008
C4055
U2001
ZD2000
BOTHHOLE9005
ZD4010
ZD4011
R4017
C2007
C4033C4034
ZD9009 ZD9010
C9005 C9006
R5010 R5013
TP_FM_SLEEP_CLK
L2000
RFS2000
C2012
C2025
TP_GYRO_INT
C2013
L2005
TP_6AXIS_SPI_MISO
L2013
TP_6AXIS_SPI_MOSI
C4049
TP_6AXIS_SPI_CLK
C4038
TP_6AXIS_SPI_NSS
U4011
SUS9003
HDC8000
NFC_WPT_EN
HDC4001
C8023 C8025
VR8000 VR8001
TP3005
C2004
L4015
C4024
R4019
R4026
R4027
ZD4013
HDC7000
R4022
R7002
D7004
TA7002
D7002
C7139
R7013
R7014
C7138
C5014
L2010
C2033
R7042
U5000
R5031
ZD7001
TA7000
TA7001
C7142
U7019
U7017
C7133
C7134
C7144
CON2000
SUS9002
TP7021
TR7000
BOTHHOLE9000
C3006
C3012
U3001
C3021
C3013 C3014
C3009
L3005
L3007
F3001
VR3002
ANT3002
C3010
U3000
L3006
TP3015
VR3001
R3003
TP3010
L4003
TP3014
C4046
R3000
R3001
C4045
R7026R7027
ZD4014
C3019
C4043
R4020
C3018
ZD4012
C4044
TP3013
TP3021
TP3019
TP3016
TP3018
TP3006
C4040
C4051C4052 C4053
C4039
HDC6000
R7033
R7032
TP3017
LED7000
U4014
ZD4009
L4012
ZD4008
L4010
ZD4007
L4011
R7030
VR9003
R5000
R5003
R4018
C4036
CN9003
C4035
U4012
C4037
C4048
C3005
L3002
C3001
F3000
L3003
C3002
C3003
C4017
C3008
L3004
R3004
R3005
C3007
NFC_CLK_REQ
TP_eSE_MISO
TP_eSE_SCK
TP_NFC_IRQ
R3002
CON5000
U4002
L4001 L4002
C4004
R4004 R4011
C4001
R7022
TA7003
C7104
TA7106
C7107
ZD7003
C7082
ANT7000
C3000
VR3000
L3000
L3001
ANT3001
R4001
C4000
R4000
C4020
L3008
C4002
C4012
C4023
R4002
C4022
C4009
C4050
C4003
C4006
R4021
R4025
U4016
C4041
C4016
C4015
C4005
C4010
C4056
C7157 C7158
VR3004
C7081
R7019R7020
R7029
R7023
C7080
C7087
C7086
U7010
C7100
C7101
C7102
ZD7004
C7098
C7095
C7089
C7085
C7088
C7093
C7155
C7094
C7096
C7083
C8039
C8050
R8014
R8016
R7028
C8038
C8049
L8010
ANT7001
ANT4000 ANT4001
ANT7004 ANT7005
HEA8001
ANT7002ANT7003
C7136
C7159
ZD7005
ZD7006
BOTHHOLE9001
CN1003CN1004CN1005
C6081
C6083
C6030
C5001
C6046
C6050
TP7015
TP5004
U2002
C2068
C2090
C2078
L1067
L1071
L1068
L1090
C1087
U1027
L1083
L1005
L1082
U1015
TP8000
TP1001
TP8009
TP1004
TP8001
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-2-2. Bottom
(VIETMOBILE.VN)
ANT3000
VR5000
ANT3003
ANT9002
ZD5010
C5012
C5013
SIM500
ZD5004
ZD5009
R5045
ZD5005
R5046
ZD5006
R5042
ZD5007
R5043
ZD5008
R5044
R5051
R5029
ZD5002
R5033
C5006
ANT9000
VR9007
R9034
R5030
C5003
R5028
C5011
C5004
R5032
ZD5001
ZD7000
ZD5000
VR5001
ZD5012
ZD5003
C5005
C2036
ANT9003
L2012
L2009
U2009
C2035
U2024
C2034
TP3008
TP_SIM5000
SIM_RST
SIM_DATA
SIM_CLK
TP_NFC_FIRM
TP_NFC_EN
TP3012
TP3007
TP3009
TP_eSE_MOSI
ANT2001
VR2001
L2002
C2019
L2003
C2008
C2087
F2001
C2088
C2089
L2041
L2039
L2049
C2020
L2008
VR9006
F2000
L2006
U2025
C2050 C2051
L2011
TP2000
C2060 C2063
ANT8002
F2003
C2066
C2058
L2023
F2007
C2067
C2000
ANT8001
L2007
U2000
L2028
C2072
C2079
C2080
CON5001
TP3003
TP3011
TP3020
C7036
L9001
ANT9001
R7005
VR9000
ZD7002
C7021
C7002
C7004
L7000
TP7001
C7005
L7002
C7006
C6085
C6036
C5015
R5054
HDC9003
R5018
R5019
R5020
R5021
U4001
R4008
D7000
L7003
C7022
C7008
C7001
C7000
U7003
TP6000
C7034
C6086
C7029
C6094
C6084
R5002
R5005
C6012
C6027
C9022
C9024
C9030
C9042
C9043
ZD9002
ZD9011
ZD9003
C6004 C6005
R5011
C7033
C7026
C7007
R7000
C7017
C7023
C7146
R5052
R5053
C7054
ANT2003
ANT2005
C2075
L2004
C2071
C2081
U2022
L2029
L2027
ANT9004
ANT9005
L9004
VR9008
C9023
L9002
VR9001
TP3001
TP3002
ZD9017
TP3000
TP3004
C4019
R4009
R4010
R4003
TR4001
R4005
TP7008
R4007
TR4000
TP7006
C4018
R4006
U4005
R5012
C4026
C4057 C4058
C7040
TH7000
C7037
C7035
R7004
R7041
R7006
TP7000
C7039
R7003
R7001
C7031
TP6001
R4012
C7032
TP6002
C4021
C7028
D4000
TP6003
C7013
U7000
C6082
C7011
C7012
C6080
TP5002
U6005
R6003
R6000
R6001
TP6005
TP6008TP6009
TP6004
TP6006TP6007
TP5005
R5022
L9000
C9004
C9026
R5040
R5034
C6033
TH5000
R5024
R9020
C6016
C6025
C6026
C7059
TP_VREF_EBI
TP8008
TP8004
TP_SLIMBUS_CLK
TP8006
R5023
C6035
C6034
R5047
R5048
C6020
R1004
L1046
L1047
F1011
L1049
C1054 C1055
C1056
L1048
PAM1002
C1093
F1007
L1006
L1069
U1028
L1088
L1070
C1063
C1067
C1108
C1076
C1061
PAM1003
C8055
C8054
U8003
R8004
C8051
C8009
TP_SSC_DBG_UART_RXTP_SSC_DBG_UART_TX
TR5000
R5049
C6018
C6032
R5035
C1023
L1040
C1045C1046
L1058
C1107
C1069
C1074
R1000
R1005
C1064
U1014
C1062
L1054
C1060
C1065
C1073
C1072
C1085
PAM1000
L1061
C1075
C1078
TP8010
L8000
C8056
L4000
C9049
C4013
C4008
U4000
C4014
C9045
C4007
C9050
ZD9004
ZD9014
R9008
R9011
R9014
R9021
TP9003
R9030 R9031
TP_SLIMBUS_DATA5000
TP_SLIMBUS_DATA5001
C1102
TH1000
C1004
C1000
C1047
C1002
C1049
C1001
C1048
C1006
C1043
C1044
L1001
C1011
C1009
C1012
L1003
L1063
C1086
C1071
C8011
C8010
C8012
C8005
C8013
C4011
R8000
R8005
R8001
R8006
C8052
R9019
TP8002
C6014
TP5003
R5025
TP_CODEC_RESET_N
L1000
L1008
C1104
C1103
C1007
C1008
C1005
PAM1001
C1010
C1025
L1018
L1019
U1003
C1070
C1027
C1118
TP1000
C8002
C8008
C8006
L8012
C8015
C8014
C8029
U8007
C8034
C8030
C8040
U8016
C8042
C8041
R8003
C8044
R8009
C8043
C8036
R8002
C8059
R8019
CN9002
R9032
L8001
C8016
ZD9013
R5038R5039
TP8003
R5014
R5016
C6028
C6031
TP_CODEC_INT8000
R8018
L1012
C1014
R1002
C1003
L1089
L1091
C1105
C1019
C1119
L1020
L1087
L1009
C1013
F1000
C1112
L1007
R8007R8008
C8057C8058
C8003
C8000
C8017
L8013
L8003
C8007
C8019
C8018
L8014
L8002
C9047C9048
TP_VOICE_TXD
C8022
C8024
L9010
L9011
TP8005
R8020 R8021
R9022
R9023
HDC9002
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-2-3. Sub_TOP
(VIETMOBILE.VN)
8-2-4. Sub_Bottom
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3. Flow Chart of Troubleshooting
Equipments
↑ Oscilloscope ↑ Digital Multimeter
↑ Power Supply ↑ + driver, ESD Safe Tweezer
↑ 8960 & Spectrum Analyzer ↑ Soldering iron
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-1. Power On
Mobile phone does not power on.
Check the Battery Voltage
it more than
Is
Power-on the phone and
check the power-on sound
or motor Vibration.
Sound or Vibration is ok
Check the v oltage level at
R8015 while pressing power
key. Is the voltage low?
Check the signal of
AP_PS_HOLD(R7010)
Yes
No
Yes
Yes
3.8
V?
=1.8V
.
?
No
Abnormal
No
If its voltage level is extremely low(under
Yes
Check the output voltage of U7005
L7005
(
C7064>
C6054
C7041
If the output voltage is not normal, Change the
U7005
Charging the battery by TA.
Change the battery.
Change the FRONT-LCD ASSY
Replace the POWER KEY FPCB.
V, L7011
>0.85
V, C7054
1.8
>3.075
>2.95
V, C7047
V, L7012
>0.85
>1.8
>1.2
>0.8
V, L7004
V, L7015>
V, C6040>
V)
3.0
>0.8
1.15
1.25V
V),
V,
V,
Check the Clock OSC7000
Is the frequency
check the initial operation
END
Yes
Yes
19.2
Mhz?
No
Replace the OSC7000.
Test conditi on(Oscillosc ope setting)
※
us.div(time division)
: 20.0
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-2. Initial
Initial Failure
Yes
Re-download latest SW on the
mobile phone.
Abnormal
Re Check
Trouble shooting process
Change UCP501
Change PBA
"8-4-1
END
Power on"
Normal
Abnormal
Abnormal
Check the OSC7000(Crack, open etc.)
Check the U7005, U7016(Crack etc)
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-3. No Service
No service
Yes
Check menu setting
Menu→applications→setting→network connecti ons
more networks→mobile networks→network mode→setting is auto
connect
?
Home screen→Phone→Keypad
→
*#1234#
CP:G930VX XXX or unknown
→
check Phone version
→
CP:unknown
→
CP:G935AX XXX
Check the connection of RF coaxial cable
Chec k the voltage level
C7132
=1.0V
C7065
=1.8V
Yes
Check OSC7000
Frequency
Replace UCP501
=19.2
Yes
Yes
END
MHz
No
No
Replace
the U7016 for C7132
the U7005 for C7065
Replace the OSC7000
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-4. SIM & T-Flash Part
Insert SIM card
Yes
Is SIM/SD socket or tray ok?
Yes
Check the SIM Voltage.
C5003, C5004
(
Check the SIM RST/CLK/IO.
ZD5012,C5005,C5011) No
(
Insert SD card
or
)>=1.9
3.0?
Yes
signal
Yes
END
Yes
No
No
No
Replace SIM/SD socket or tray
Change to the new SIM card.
If it doesn`t still work SIM card after changing
the SIM card, Check the U4002(Crack etc)
Check the UCP501(Crack etc)
Is SIM/SD socket or tray ok?
Yes
Check the SD card
Voltage.
C5014)
(
R5040,ZD5006,ZD5005) No
(
>= 2.95
Check the TFLASH
CMD/DATA/CLK
signal
END
V?
Yes
Yes
No
No
No
Replace SIM/SD sock et or tray
Change to the new SD card.
If it doesn`t still work SD card after changing
the SD card, Check the U5000 or U7005(Crack
etc)
Check the UCP501(Crack etc)
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-5. Charging Part
TA/USB Insert
Yes
Charging Sequence Start
VBUS_IF_5P0(C4013)
Yes
Check the
CH G_IN_5P0(C4008)=5V
Yes
Battery is Charging?
Yes
END
=5V
No
No
No
Replace SUB PBA
Replace U4000
Replace U7003
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-6. OTG
OTG does not work
Yes
Check
CHG_IN_5P0(C4008)=5V
Yes
Check VBUS_IF_5P0(C4013)
=5V
Yes
Replace SUB PBA
Yes
END
No
No
Replace U7003
Replace U4000
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-7-1. Magnetic Sensor
Magnetic Sensor does not work
Yes
Check the voltage
C4050, C4041
Check R5011, R5012
I2C is OK?)
(
Replace U4016
Magnetic Sensor)
(
END
Yes
Yes
=1.8V
No
No
Replace
Replace UCP501
U7005, C4050,
C4041
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-7-2. 6Axis Sensor
Axi s Sensor does not work
6
Yes
Check the voltage
C4038, C4049
TP_6AXIS_SP I_MIS O
TP_6AXIS_SP I_MOSI
TP_6AXIS_SP I_CLK
TP_6AXIS_SP I_NSS
Replace U4011
Axi s Sensor)
(6
=1.8V
Yes
Check
Yes
END
No
No
Replace
Replace UCP501
U7005, C4038,
C4049
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-7-3. Proxy_light Sensor
Proxy_light does not work
Check the connector
HDC4001
Yes
Check the voltage
C4046
=3.3V
Yes
Check the voltage
C4044
=1.8V
Check R5011, R5012
I2C is OK?)
(
No
No
NO
No
Replace PBA or Sensor FPCB
Replace
Replace
U7005,
U7005,
Replace UCP501
C4046
C4044
Yes
Replace SensorFPCB
Yes
END
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-7-4. Barometer Sensor
Barometer does not work
Yes
Check the voltage
C4037, C4048
Check R5011, R5012
I2C is OK?)
(
Replace U4012
Magnetic Sensor)
(
=1.8V
Yes
Yes
END
No
No
Replace
Replace UCP501
U7005, C4037,
C4048
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-7-5. Finger Print Sensor
Finger Print Sensor does not work
Check the connector
HDC4000
Yes
Check the voltage
C4057
=3.3V
Yes
Check the voltage
C4058
=1.8V
Check SPI Line
R4016, C4065, C4027
C4063, C4028
No
No
NO
No
Replace PBA or Sensor FPCB
Replace
Replace
U4005,
U4005,
Replace UCP501
C4057
C4058
Yes
Replace Finger print
SensorFPCB
Yes
END
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-7-6. HRM Sensor
HRM sensor does not work
Check the voltage
C4040=
C4035=
Yes
3.3V
1.8V
Yes
No
Replace
U7005
C4040 C4035
Check R5000, R5003
I2C is OK?)
(
Yes
Replace U4014
Magnetic Sensor)
(
END
No
Replace UCP501
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-7-7. Hall IC
HRM sensor does not work
Check Hall IC1,Hall IC
Yes
Hall IC 1 NG
Hal l IC 2 NG
2
Replace SUB PBA
Check
C4042
=1.8V
Yes
Check
L4006, L4007
Yes
Replace U4018
Hall IC sensor
(
END
)
No
No
Replace
U7005,
Replace L4006, L4007
C4042
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-8-1. Microphone Part - Main MIC
Check main microphone function
in voice call Handset mode or voice recorder mode
Yes
Check sub board
connecti on(HDC9002)
Yes
Check the voltage at
HDC900239Pin
=1.8V
Yes
END
No
No
Set the HDC9002 connection
resolder or replace U8007
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-8-2. Microphone Part - Sub(2nd) MIC
Check Sub(2nd) microphone function
in voice call loudSPK mode
or in camcording mode
Yes
Check the voltage at
C8044
=1.8V
Yes
END
No
resolder or replace U8007
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-9. Speaker Part
Check speaker function.
Play MP3 with maximum volume level.
Yes
Check the
contact C-clips(pins) of
ANT8000, ANT8003
Yes
Check the signals of
L8006, L8009
Yes
END
No
No
Replace the SPK module
Replace the U8003
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-10. Receiver Part
Check receiver functio n
in voice call receiver mode.
Yes
Check RCV module where
RCV's placed
for any damage
Yes
Check the signals on
VR8000, VR8001
Yes
END
No
No
Replace the RCV module
Resolder or replace U8007
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’s written authorization is strictly prohibited.
8. Level 3 Repair
8-3-11. BT/WIFI
BT/WiFi is not working
Yes
Check BT or WiFi function
ON
Yes
Check the Voltage on C3003
=1.8V
Yes
Check the Voltage on C3008
=1.3V
Yes
Check the Status of
C3001, C3002, C3009, C3010
Yes
No
No
Check the U7003(crack, open, damaged, etc.)
No
No
Enable BT or WiFi Function
Resolder or change the C3008
Resolder or change the C3001, C3002,
C3009, C3010
Check the Status of
ANT3000, ANT3001, C3000,
VR3000, C3012, C3013,
VR3002, ANT3002, ANT3003
Yes
Resolder or Replace U3000
Yes
END
No
Resolder or Replace ANT3000, ANT3001,
C3000, VR3000, C3012, C3013, VR3002,
ANT3002, ANT3003
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’s written authorization is strictly prohibited.
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