8.

Level 3 Repair

8-1. Components Layout

ANT5005
WIFI2 2.4 ANT Contact

ANT5002
MIC9000 BT/WIFI1 2.4G/5G ANT
Sub Mic Contact

HEA10001 U5003
Front CAM Connector BT/WIFI
F2000 L5035/L5033
LB LFEM BT/WIFI Core Buck Inductor
U10003 F2004
CAM MCU OMH LFEM1
U2000 ANT5000
OMH LFEM2 WIFI2 5G ANT Contact
LED10000 U5011
FLASH LED HRM Sensor
U10002 U5010
CAM PMIC 6 Axis Sensor
HDC8000 ANT8000~6
Battery Connector NFC/WPC/MST ANT Contact
U8025 U8003
MST switch IC MFC IC
U5002 U5014
Sensor Hub NFC IC
HEA9000 U12003
Ear Jack Connector AP Master PMIC
ANT1010 U8015
MAIN ANT4 AP Slave PMIC
ANT1003
U12000
MAIN ANT1-1
Display PMIC
AU9000
Main Mic HEA12000
Display Connector

U3000
Transceiver
ANT1007
MAIN ANT3

PBA ( TOP )

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

CN4000 U5005
TFLASH SIM Socket Proximity/Ambient Light Sensor

U5012 SANT2008
Barometer Sensor SUB ANT3

U10004 SANT2006
Data Line Switch SUB ANT4

ZD9003 U10001
nd
RCV AMP 2 CAM PMIC
U8031 HEA10003
IF PMIC Main Dual CAM Connector

U4000 HEA10002
Buck Boost Ultra Wide CAM Connector

UME4000
MEMORY

UCP5000
AP

U9000
Audio Codec

U9002
OVP LS

L1071
ET Modulator

PAM1000
LB LPAMID

PAM1001
GSM Power AMP

U1005 U9003
OMH LPAMID Speaker Amp
ANT1012
ANT1004
MAIN ANT3
MAIN ANT 1-2
ANT8007/8008
ANT1002
MOTOR Contact
MAIN ANT 1-1
ANT11005/11006
MAIN ANT1 USB11000
USB Type C connector

PBA ( 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.
 Beyond2_EUR
Block diagram_181207 VTS_DMIC_PDM
Confidential
WIFI 2 WIFI 1 WIFI 2 VTS_MIC_CLK(DMIC )
5GHz 2.4GHz/5GHz 2.4GHz
Co-ex Filter
SM-G975F/FC VTS_MIC_CLK(AMIC ) Main MIC
core1
Common 5GH z
PCM VTS_AMIC_PDM
Sub MIC
UART(WLAN)
PMIC_CLK_32K
2.4GH z
core0 BT/WIFI
B34 BPF PCIe(WiFi) CODEC_CLK_26MHz Audio Codec FM_L
FM_R
MAIN MAIN MAIN PRX_UHB_LAA DRX_UHB_LAA
UART(BT) EAR_ADC_3.5
ANT 1-2 ANT 2 ANT 3
B7 4RX/B40 4RX B1/B2/B3/B4 32K CLK UART EAR_MIC
B25/B34/B39
B7/B38/B40/B41
from AP/CP PMIC

B1 4RX/B3 4RX/B66 4RX VDD_1P8_AP

B2/B3/B25/2G H B

AMP_I2S
OMH LPAMiD GPS/ I2C RCV AMP
Top SPK(RCV)
SENSOR HUB 26MHz
B40/B38 4RXD
LNA
HB B7 4RXD

B32/B1 4RX B32/

32K CLK Bottom SPK
B1 4RX/
B40 4RX SPK AMP
from AP P MIC
I2C 6AXIS_SPI
2G HB
SHUB SPI

UART(CP) COPR_ SPI

MHB
COUPLING MHB 2G PA 26MHz DDI

MAIN 2G LB Display PMIC

ANT 1-1 Display

6 Axis Sensor
B5/B8/B12/B13/B17/
B18/B19/B20/B26/B28/ TSP / Force
Hall IC (connected Sensor Hub)
LB LB LPAMiD
HRM Sensor BTP_SPI BTP
2G LB/B5/B8/B12/B13/B17/B18/B19/B20/B26/B28 Boost IC
6AXIS_SPI
COUPLIN G TX1 CLK I2C MCU
OIS I2C OIS Act. AF Act.
NFC I2C
EEPROM
I2C
12M Wide
T-flash MIPI 4 lane (FRS)
SIM1 IF ModAP I2C
SUB Sing le SIM (AP + CP) SUB CAM 12M Tele
MIPI SW Tele MIPI 4 lane
ANT 1 MIPI 4 lane

Dual SIM Dual CAM

(KOR 지원 X) SIM2 IF I2C
S975
DRX LB LB LFEM B5/B8/B12/B13/B17/B18/B19/B20/B26/B28
B5_B8_AS Marconi I/F 10M VT MIPI 4 lane 10M Front EEPROM
Main CAM
(Rx Digital, Tx Analog IQ)
I2C 8M Front
MIPI 2 lane Sub CAM

UFS Memory I2C_AF

MIPI 2 lane
(128GB) MIPI 4 lane Super Wide CAM

1.8V
Flash LED
CAM PMIC1
SUB VBAT I2C Power for Camera
ANT 3 Buck Booster I2C

2V
I2C CAM PMIC2 Power for FRS Camera
DRX MB 4RX TCXO
B7 4RX 26MHz TBD_GB
PMIC_CLK_32K LPDDR4X
WPC
B7 4RXD OMH LFEM 2 B39/B3 4RX
GPS/Sensor Hub CLK AP_PMIC
MST_DATA WPC RTx
SUB BT/WiFi Codec Buffer I2C
_CLK_32K MST_COIL
ANT 4 B1 4RX/B4 4RX/B40 4RX/B66 4RX
X-TAL AP PMIC USB
32.768KHz PWR MST SW
B7/B40 4RXD B40 4RXD UART
VBAT IF PMIC
SW charger
B39 BPF WCINOKB USB OTG
UMIC V_BATTERY
Slave PMIC Fuel Gauge
Motor Driver
VBAT SPEEDY

B1_B4_B32_B66 / B40 6RX Ear jack

SUB

CHG_IN_5P0

POK_4P0
ANT 2 LNA TDMB TDMB SBU1/2
OMH LFEM 1 2G HB/B2/B3/B25 SPI
CC 1/2
RF SW USB 2.0/UART USB
B7/B38/B40/B41
B32 DRX 24MHz FM_GRIP Interface
_I2C VBA T VBUS_IF_5P0
FM Radio OVP/Load SW Connector
FM_L
Type C
FM_R USB3.0
B38/B41 BPF
Korean Market DP_AUX DPDT
GPS VDD_HLDO_3P4
 C2006

F2001
L2005
C2005C2004
SANT2003 SANT2004

V2000
C2007

SANT2001
C2008

MIC9000

V2009
V2002

ANT5002
TP2001 TP2000

L5055
C5077 V5004

L2016
C2015

L2020
L2018
C5017 L5024

L5022
C5016

ANT5005
L2009
F5004
TP5028 TP5030
R5026 R5027 TP5029 TP5008 TP5050 TP5009 TP5051 TP5024 TP5022 TP5025 TP5021 TP5023 TP5026 TP5027

L2003

V5006V5007
TP5031

V11029

L5019

C5029

TH5000
L2013
C2012 C5037

U5003
L2010

L2022C2017
C5036
TP9017

F2002 L5021 L5050 TP5052 R5014

C2103

F5003
L5057 C5078 L5027
TP5053
C12041

C5079
U5013
U5007
L5040
C5038

RFS2000

R5013
C2096
C5044 L5020
C5045
HEA10001 BOTHHOLE11004 L5038 L5018

C2092
C5039
C5069
L2035 C2037 C2001 L2002
BOTHHOLE11013 BOTHHOLE11009

L5029 C5028

C5034
C5033
R5010
BOTHHOLE11010

C2098
L2058

R2005
F2000
R5011

L10010L10004

SUS11004
L2059

C2059
C2011

C2101

F2014
TP5019

V5012
C2056
ANT11003
C2000

RFS2001
R9012 TP5018
L2001

R9003
R9008 C2048 TP5017

V11005

SC11011
L2057

C2045
C2102

C5013
C9035 L5028 L5025

C5027
R6010 C10073 C2099

F5001
F5005

F2006
L5008

L2041L2040
R6011 C10072

F2008

C5089
C5032 C5025 C5026

C5088
C2010

L5012C5014
C5023 C5020 C5019
GA11002

F5006
L5035 L5033
R5008

C5021
C5024
V11027 C5048 L2014
C2013
SUS11003
C11009

L2015
C2014
C5015

F2004
L2011

C2090
C2016
V11000 GA11000

SANT2007
L5014

U5011

L5052
C5076
V11023

V5002
F2013 C2018
C2075C2074
LED10000
C10056 R10010 TP_USART10000

ANT5000
TP_USART10001

R10007R10008
L2031 C10052

U10003

C2067
L2050
L2049

L2060
L2021
C10051 R6037

C2071
C2026 C2024
C2021
F2003L2023

C2079
C2078
L2029

C2089
L2024

R6036

F2010
F2011
R10009

L2053L2054
TP_SWDIO

C2073
F2012
TP6003 TP6004

OSC5000
C5018
C2070
C2072

SANT2005

C2047
C2044
C2046
C2058
C2055
C2057
L2047
C2065
L2046
C2069
C2068
L2048

C2100
C2085
C2087
C2080
L2030
V2005
C2027 C10005 C10003

V2004

U2001
SC11013
TP5036

C2041
L2033
C2030
C2032
U2003
C2031 C2035
TP5035 TP5034 TP5033

C2033C2028

U5010
U2002
C2040

SC11003
F2005

L2052 C2082
L2055 TA8004
C2081
C2034 C2042
R6026
L2032 R6025
R4018 C2076 L2056 C2084

R10018

C2083
L2051 TH4000 C2077 C2086

HDC8000
C10098 C10097
BOTHHOLE11000 R4037 C4020

C2088
C10009 C10044 C2043
L10000
C2049 C10027 C10007
C2036 C5049C5050 R5023
L2038
C10011 R4030 C2053

SC11001
L2007
C10028
L10001
SC11016

F2007
TP10001

R6015 C2062

C10010

L10003
C2091 C10020 R4031 TP10000

U2000
C2054

C8103
V11024
U10002
R10003

R6014
C10004 C10033

C10041 C10043 C10034

C10039

V11026 V11010
ZD2000 GA11001

C10047 C10049
TP2003
R10004

C10008 C10002
L10002
TP2002

R10002 L10018 V11011 R8012 V11001 L2000 C2064 L2044 C2063 C2061
C2052

C10001
R10005

C8104
C8105
C10040 ZD10001
L2039

C10088
C10087
V11003

C10038 C10037
L2037
BOTHHOLE11011

U5009 C12044L8030
TH8002
C8132
C10029 C10048
R8017 C10046 C10045 BOTHHOLE11001 L5046

C5047
L10013 C10031 R10006 L5045
R8018

ZD8002
ZD8001
ZD8004
C5051
C8169 R8040
TP5020

C5052 U8035
C8170 ANT8005 ANT8003

ZD8003
TA8005
HDC6000 ANT8004 ANT8000

U8025
C8129 C8136
R6084

C8131
ANT8002 ANT8006

C8154
C8151
C8171
C8183
C8159
C8157
ANT8001
BOTHHOLE11002 C8150
ZD8007 C8181
C8152

ZD8008
C8149
C8161

TA8007 U8003 C8145

CON4000

C8164
TA8006 C8144

C8153
C8156
C8155

C8146
C8148
C8160
V11021

C8162
TP8015

R8033
DEBUG_CLK
R8032
TP8016 C8163
R6033
C5075 R5025 R5024 C5066
TP8017

R6032
TP5016 DEBUG_IO

L5041
L5043

C5073
C5074
C5072

C5067
C5070
F5008C5005R5000C5010 C5009 C5003C5004
C5046
C5071

C5090
L5042 TP5010
C5060 L5048 L5047
TP5011

C5059 BOTHHOLE11012

U5014
TP5046

TP5045
TP5047

R5001 C5062 TP5048

TP5041

C5002
C5064

U5002
TP5040
C5057
C5058 TP5037

TP5004 C5063
TP5002 C5061 C5055 TP5043

C5065
TP5038
R5006
TP5044 TP5039
R5007
TP5042
R5004
C5007 C5006 R5005 C5056

C5008

C8019
TP5000 TP5014 TP5001
TP5012 TP8005

C8096
C8094

C8101
OSC8000

C4000
C8023 R6008 R6009

R6018
TP5015 TP5006 TP5005

C8098

C8017
C8095

C4006
TA8003
C8100

C4005
R8001
C8097 C8024 C8034

TA8002
C8028
C8083

L8017
TP5003
C8022

L8012

L8022
C8079
C8086 C8089 C8080

C8068
C8088
C8087

C8002
C8078 C8102

L8018 C8081
C8167 C8085

C8005
C8045 C8067 C8052
L8013
TP8025
C8043

L8016 C8031

C8047 C8050C8051 C8038

C8084
L8014

C8053 C8006 C8021

C8025
U12003 L8015
TP8003
C8029

L8002
C8030

C8044
L8005 C8032 C8016 C8009 C8041C8042 TCXO_EN
L8008
C8007

L8004C7039C7002C7007C7006
L8026 C7003C7008
L8010C7040 C7051 C7016
L8011
L8007

C8082
C8054
C7098

C7025C7067

C7059
C7057C7083

C7100
R6031

C7107

C8168
C8003
C7082

C7096
C7085

C7018
C7056

C7019
C7029C7024
C7078

R6078
C8075

C7054
C8071

SC11009

C7004
C7110
C7015
C7091 C7090
C7066

C7017
C7106 C8090 C7086
C7075

C7074

C8074

C7108
C7063
C7061
C7065 C8092

C7089
C7097

C7000
C8076
C7104 C8073

C7049
C7021

C7048 C7055 C7121 C8035

C7099
C7053

C7092
C7005 C7020
C8077

C7095
C7088

C7122

C7052
C7072
C7062
TP8000

C7071
C7050 C7009 TP8022

C7103
C7022

R8002

C8040
C7093
C7014

C7081
TP8020 TP8019

C7058 C7073 TP8023 TP8018

C7080 C7102 C7087

C7038 C7094R8003
C7109
C7076 C7037

L8009
C7060

L8003

C7069

C7079
C7070 TP8024 C7101 C7068

U8015
C7105

C8000 C8166

C8008 C8004 C8012

C8037 C8020 C8056
TP8004 C8001

L8006
L8001TA8000

C8011

C8165
C8014 C8061C8057 C8010 C8062
TA8001

C12014
C8063

C12016
C12017
R12000

L12007

C8013
C8048

C12007
L12003 C8049

U12002

C12021
C12005 C12006 C12022

U12000

R12005
R12003 R12004
C12015

C12003 U12001

R12001
C12018
L12002

R12002
C12012

C12004 L12006

L12001L12005 C12019
C12002
C12001
L12000
L12004
C12013
C12000
BOTHHOLE11007

R6002C12025
R6003C12026
R12006
BOTHHOLE11003
V11013

R3011 C3002
R3012
R3014

L12009 C12023
R3010 C3005

C3010
C3004 C3011

R3013

C3007

C3009
C3001
C3006
C3008
TCX4000 C3003C3024
R3008 TP12003 ZD12006

C4018
R3000 ZD12005

C12033C12034R12010L12008 C12024 ZD12000

C3020 C2002 L2036 C2025 C2022 L2025 C12042
L3011 C3016 L2008 C2039 L2028 L2026 C2020 ZD12004
C4017 C3017 L2006 C2038 L2027 C2023 C2019 TP4012 TP12002
ZD12003

U3000
C2060 TP12001

C12043
L2043
L2045
C2050 HEA12000 ZD12002

C2051
L2042
C3015
L12010

C3014 C3023C3022

C12030 C12031 C12039 C12040 C12029 C12038

C3019 TP3003

C3018 C1058
TP12004

ZD12001 C12036 C12027 C12028 C12037R12007

L1049
L1041

SC11008

L1031
L1032
C3021
L1035
C1012 C1051 C1037 C1060 C1059

L1044
L1045
C3012 C3000 C3025
C11028 L11009 L1010 L1038 C1047 L1052 L1051

U11003
L1008 C1052 L1026 C1061 L1048 L1050

R11018
R3003
C11027
OSC11000 R3006
TP11004

L11003
R3004

C11015

R3001
R3002
C11026 C11025

C11017
TP11000

R3005

R3015

L11006 C11029

C11016
R3007
L11005
C11020
U11004 TP11002

L1000
L1003

U11005

L1062C1075
TP11001 TP11003

ANT1007

C11022
L11008
L11007

F1000 C11019

C11024
TP11005

C1115
U11002

C1013
L1004
C1014
C11021

C11023
ZD11024
L9012

RFS1001
HEA9000
C1010
L1006

ANT1008
L9008
R1001

RFS100
C9068
R1002

ANT1005
L9009 C9056 R9026
TP6006

ZD9009
R9021
R1003

L9001
L9000
ZD9008

L1053
C1062
TP6005

C9011

C9006
ZD9001 ZD9000

L1028
ANT9001 ANT1010 ANT1006

C1039
BOTHHOLE11006

U11000
C8133C11013

R11009
ANT9000
R11007

V11006 V11007
V11015
R11006 R9011 C9030 R8013

L11000
C11012
BOTHHOLE11008

C9033
R9007
L1005

R9005
C11011 R8015

C1009
L1020
L1021
TH11000 TH8001 R11008

V11028
C1007
C1030

C1005
ANT1011 L1065 U1001 L1016

U1004
L1025
C1027

C1057
TP1000

C1046
C1025
L1077 C1019 L1040
C1043 L1039

V1000
L1015 C1049
V1002 L1037
TP9016

SUS11001 SUS11002 U1002 C1026

ANT1003
V1001
L1022

C1023
L1002

AU9000 L1019

ANT1001
 ANT11000 SANT2002
SANT2000

U5005
ANT5004

L2012C2009
V2001

ANT5003
V11002
V5005

ZD5017 C5087
R5041 L5060
ZD5016
U5004

L5059
C5083
R5040

C5085
C5086
ZD5012

R9009
C10107

R5038
C5080

C5084
R5050
L5058
ZD5013

ZD5015
C10061
C10062
C10054
C10055
C10066
C10053
C10069
C10063

C5082
V11025
V11009 R6013 C10071

R5039
C5081
R6012 C10070 L10007

V9000
C9048
V11019
L9005
L9007
CON4001

V9001
C9050
ANT9002 ANT9003

L2017
CN4000

SANT2008
V2010
V2007

V2003
ANT5001
V5003

SANT2006
V2008
V2011

ZD4003
R4011
R4007

ANT4005
C10106
C10105

C10076
C10075
C10036
R6092 R6091 L10014 L10019

HEA10002

C10103
C10084
ZD10002 L10017
C10050

C10093
C10095
C10091
C10082
C10081
C10101
C10100
C10099
C10104
C10092

C10030

C10090

C10032

C10021
C10022
C10083
C10102

R4005
R6022 R6020

R6006

R6007
C10094
C10085

C10012 C10013
C10026 R4003

ZD4015
L10012 R6019 R6021

U10001
C10017 C10016 R10001

U5012
R4021
R10017 C10074 C4022 ZD4011 ZD4008
L4002

C4024
R4024

ZD4007
ZD4006
ZD4005
TP10009

C4025
TP10008

R4022 C4028
ZD4004

HEA10003
C4026 L4003 C4021
R4025 V11004 ZD4009

C10025
ZD4016
R4019

C4030
C4031
C4029 R10020
ZD4014 ZD4010
R4020
ANT4002

C4027 L4004

C10035 C10080
ZD4013
C4023

C10019
C10079 C10078

ZD4012
U10004
R4023
ANT11002

C10089

C10023
C10024
C5043
R4026 C5068
C10015
ANT11001

R4028
R4029 C10014

U5006
R5022

C5042
R10021
C5053

C5054
C5040

R5015
R5016

C9004
C9003 C9005

U5008
C5041
TP10010

SC11015L5039
V11020

L9003
ZD9003
TP9020

TP5032

C9016
R4010
R4013
R4008
ZD4002
L4001
C9013 C9008 C9014 C9017
V11012

ANT4001 R4000
R4001

R4006 R4004 ZD4000 ZD4001R4009 R4012

ZD8009
TP8031

R8041
ANT4004 R8038
R8020 U8001
C8173

L8027
C8177
R8021

ANT4003 C8172
C8174
U8008
ANT4000 C8178
C8179

R8036
TP5013
R8026

R8030TH8000
R8023
R8024
C8158
R8016 TP8032
R8025 R6063 R6024

D8000
R6023

C8139
C8137

R8029
C8135 C8140

C8124
C8127

R8034
C8134 R6030

R8035
R6029

U8031
R8039
C8180

C8141C8122 R8009
C8128 R8031 TP4000

C8112
C8114
C8113
R8019
R8004

L8020
L4000

C4010
C4002
C8106 C8143

C4011
L8023C8138
C8115

SC1102
U4000

L8021
C8117 C8126
TP8013

C8118 C8125 C4008

C4009
C8119 C8123 C4004 C4012

TP8029

TP4011

TP4010

UME4000
TP4004

TP4003

TP4006

TP4005

C8091
TP4008

TP4007

TP8002
TP4002

TP8011
TP4001

TP8001
C4003

C8069 C8070
TP8010

TH6000R4027C8072 C4007
C7047
C7026
C7120
C7031
C7116
C7012
C7111
C7046

C4001

C7036

C7030

C7041
C7013
C7113
C7117
C7084
C7044
L10008
C10065
C10077
L10015

C10086
L10016
R6040

R6041
R6080
R6082

C6001 C6000 R6044 C6003

TP8027

TP8021 TP8028
TP_VSS_CPUCL7000

R6057
R6071 R6053
TP_VDD_CPUCL7000

R6075 R6052 TP6002

R6069 R6051 TP6001

R6070 R6035

R6042 C6002
R6034
C6006

C7077

UCP5000
TP8008
TP8006

TP8009
R6085 R6005
R6086 R6004
TP6000
R6074 R6056

R6066 R6048 R6049 R6067 R6065

R6073 R6059
R6072 R6054
R6076 R6058
R6077 R6055

R6001R6062
R12008
C6004
TP12000

C12035

SC1105

R9019
C9055

C7001 C9058 C9057 C7064

R9022
U9001

R9023
R9024
R9025

R6000C7045
C7115
C7027
C7011

C8059C7034
C8058C8018

C8064 C8060C8065
C7032

C7043
C7010
C7028
R4002C7033
C4013 C7112
C4014 C7042
C4015 C7035
C4016 C7119
R6039

R6081
R6079

R6038
ZD11025 ZD11028 ZD11027 TP3002

R6064

C11004
C11003
C11002
ZD11026 R6047

C8066
C8055
TP_VDD_G7000 TP_VSS_G7000

C7114
R9020 R6050
C11006 TP8033 TP8030 R6028
R6068

L9010
R6027

C9043
C9037
TP_CLK_MON

C9032 C9026
L9013 C9064 TP4009
C9044 C9036 C9029 C9028
R9013 R9010 C9027

D9001
U9002
TP9010 TP9014
C9031

U9000
C9046
L9004
C9034
C9063 C9042
C9023
C9067 C9024 C9018
C9022
TP9018
C9015 C9040
TP9013 TP9012 TP9015
C9038

D9000
C9065
ANT11004
TP9005
TP9008 TP9006
R9028 TP9007

C9066
C9039

R4036
V11008

C12008
C12011

C9019 R9004
R4035
C9041
R9014

R9015
C9020
C9025
C9021

L9006
R9016 C9045

R9006

C9049
C9047
V11018 L1069 R9017
TP9009 TP9011

L1071
C1092
C1114
C1104 C1093

L1070 C1094

L1072
L1074
C1096
C1102 C1103

C1095
L1075
C1105 C1106 C1099

L1073
C1067 C1068

ZD1001
TP1006 TP1005

C1073
C1071

L1009C1002
C1072

PAM1001

C1113
C1069
PAM1000

C1032
C1070

L1014L1013
L1012C1018

C1017
C1089
L1064
C1088
C1079 C1084

C1031L1023
C1087 C1086

SC11006
C1078 C1083

C1066
C1000 C1001 C1003 C1029 C1034 L1024 C1028

L1001

L1007
C1045
V4000
R4017
C4019

U1005
R6045
R6043

L1034
U1003L1033
L1036
C1048
C1033C1035 L1027
L1011

ANT1012
R1005 L1042 C1053

L1056L1047L1043
L1059L1058
C1081
C1074
C1082 L1063 L1054 C1064 C1042

R1004 V1003
U12005

C1050
L1046

C1041
F1001
C1076 C1077 F1002 C1056
L1030
C1085

C9052

C1040L1076
L1055
R9018
C9054
C9051
ZD9011 C9053 L1029

C9061
C9060
C9059
ZD9007

L8025
ANT8007 C8147

ZD11014

ZD11013
U12007
C11005 C11007
R11015 R11017

ZD11005 ZD11020

ZD11004 ZD11021
L8024

ANT8008
ZD11000ZD11001

R11010 R11012

ZD11010

ZD11009
C8142

SC11002 ZD11008 ZD11019

ZD11015 ZD11016

R11000

R11001
C9062

ZD11011

ZD11002 ZD11012
TP9019 TP9004

ZD9012

ZD11018 ZD11017

C9010
ZD11006 ZD11007
R11005R11004

R11002R11003
R11011 C9012 C9007 C9009 R9000

C11010

ZD11022
R11014

C11008
L9011

U9003
L9002
R9027 R11013 R11016

R8010
R6060
R6061
ZD8006

U12006
TP9002 TP9003 TP9001

V11017 TP9000

R6046

C9000 C9002

C9001
C11014
L11002

L11001

ANT11008
V11022
V11014

ANT11005
U11001

ANT11007
R4038 R4016 R4015 R4032 R4033 R4034
V11030

V11031

ANT11006
USB11000

U12004
ANT1004

ANT1002
8. Level 3 Repair

8-3. Flow chart of Troubleshooting.

Oscilloscope Digital Multimeter

Power Supply + driver, ESD Safe Tweezer

8960 & Spectrum Analyzer Soldering iron

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8. Level 3 Repair

8-4-1. Power On

Mobile phone does not power on.

Yes
No
Charging the battery by TA.
No If its voltage level is extremely low
Check the Battery Voltage.
Is it more than 3.8V? (under 3.0V),
Change the battery.
Yes
No

Power-on the phone and check Yes

the power-on sound
Change the FRONT-LCD ASSY
or motor Vibration.
Sound or Vibration is ok?

No

Check the voltage level at No

R304 while pressing power Replace the Power key FPCB
key. Is the voltage high?

Check the output voltage of U12003

Yes L8026 > 0.75V, L8005 > 0.75V,
No
L8007 > 0.75V, L8008 > 0.75V,
L8010 > 0.75V, L8015 > 1.1V,
No L8013 > 0.6V, L8014 > 0.85V,
Check the signal of
AP_PS_HOLD = 1.8V L8012 > 0.75V, L8022 > 1.3V
L8016 > 2.0V, L8002 > 0.75V
If the output voltage is not normal,
Change the U12003.
Yes
※ Each voltage level has ±10% margin.
No
Check the Clock OSC8000&U12003 No
Is the frequency 32.768MHz? Replace the OSC8000 & U12003
※ Test condition (Oscilloscope setting)
: 20.0us.div (time division)
Yes
No

Check the initial operation

Yes
No

END

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8. Level 3 Repair

8-4-2. Initial

Initial Failure

Yes
No

Re-download latest SW on the

mobile phone

Abnormal
No
Abnormal Check the TCX4000
Re Check "Power on" (Crack, open etc.)
Trouble shooting process Check the U12003 (Crack etc)

Normal

Change UCP5000

Abnormal

Change PBA

Yes
No

END

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8. Level 3 Repair

8-4-3. No Service

No service

Yes
No

Home screen → Phone → CP : G975FXXXX

Keypad → *#1234# → Check
Check the connection of RF coaxial cable
Phone version → CP :
G975FXXXX or unkown

Yes
No
No
Check the Voltage
C7060 : 0.8V, C7061 : 1.2V Replace the U12003
C7062 : 1.8V, C7080 : 0.75V

Yes
No

No
Check the clock TCX4000
Is the frequency 26MHz? Replace the TCX4000

Yes
No

Replace the UCP5000

Yes
No

END

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8. Level 3 Repair

8-4-4. SIM Part

Insert SIM card

Yes
No
No
Is SIM socket ok? Replace SIM socket

Yes
No
Change the SIM card. If the SIM card is
No
Check the SIM Voltage. still not working, check the U12003,
(C4028,C4030) 1.8V or 3.0V? U5014 (Crack etc)

Yes
No

Check the SIM RST / IO / CLK. No

(SIM1 : ZD4008, ZD4011, ZD4009) Check the UCP5000 (Crack etc)
(SIM2 : ZD4005, ZD4007, ZD4006)
Is signal ok?

Yes
No

END

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8. Level 3 Repair

8-4-5. T-Flash Part

Insert T-Flash card

Yes
No
No
Is SIM socket ok? Replace SIM socket

Yes
No Change to the new T Flash card.
Check the T-flash No If it doesn`t still work T Flash card after
Voltage. changing
(C4025) = 3.0V?
the T FLASH, Check the U12003
(Crack etc)
Yes
No

Check the t-flash

No
CMD /Data/CLK.
(ZD4013,ZD4014, ZD4004) Check the UCP5000 (Crack etc)
Is signal ok?

Yes
No

END

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8. Level 3 Repair

8-4-6-1. Cable Charging Part (Normal/Fast)

Insert TA / USB

Yes
Yes

No
Charging Sequence Start
VBUS_IF_5P0(L9013) = 5V or 9V Replace TA/USB

No

Check the
CHG_IN_5P0(C9063)=5V or 9V Replace U9002

Yes

No
Battery is Charging? Replace U8031

Yes

END

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8. Level 3 Repair

8-4-6-2. Wireless Charging Part (Normal/Fast)

Place Phone on Wireless charging Pad

Yes

No
Charging Sequence Start
VDD_RECT(C8160) = 5V ~ 11V Replace Combo Antenna

Yes

No
Check the
Replace U8003
VDD_WLCHG(C8145)=5V or 10V

Yes

No

Battery is Charging? Replace U8031

Yes

END

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8. Level 3 Repair

8-4-6-3. Wireless Power Sharing

Place Phone to Phone

Yes

No
Charging Sequence Start
VDD_RECT(C8160) = 5V ~ 11V Replace Combo Antenna

Yes

No
Check the
Replace U8003
VDD_WLCHG(C8145)=5V or 10V

Yes

No

Battery is Charging? Replace U8031

Yes

END

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8. Level 3 Repair

8-4-7. OTG

OTG does not work

Yes

No
Check the Check U8031
CHG_IN_5P0(C9063) = 5V (crack, open, damaged, etc.)

Yes

No
Check the Check U9002
VBUS_IF_5P0(L9013) = 5V
(crack, open, damaged, etc.)

Yes

No
Check OTG working ? Change OTG Gender

Yes

END

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8. Level 3 Repair

8-4-8-1. Sensor Hub

Sensor Hub does not work

Yes
No

Check the voltage No

C5005,C5010 =1.8V Replace U12003

Yes
No
No
Check the voltage
Replace U8015
C5002 =1.8V

Yes
No

Check U5002 Abnormal

(crack, open, etc.) Replace U5002

Yes
No

END

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8. Level 3 Repair

8-4-8-2. Magnetic Sensor

Magnetic Sensor does not work

Yes
No
No
Check the voltage
C5069 =1.8V Replace U5006

Yes
No
No
Check R5006, R5007 Replace U5002
(I2C is OK?)

Yes
No
Abnormal
Check U5013
(crack, open, etc.) Replace U5013

Yes
No

END

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8. Level 3 Repair

8-4-8-3. 6Axis Sensor

6Axis Sensor does not work

Yes
No
No
Check the voltage
C5049, C5050 =1.8V Replace U5006

Yes
No
Check 6Axis No
MOSI, CLK, NSS, MISO pin Replace U5002
(SPI is OK?)

Yes
No
Abnormal
Check U5010
Replace U5010
(crack, open, etc.)

Yes
No

END

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8. Level 3 Repair

8-4-8-4. Barometer sensor

Barometer Sensor does not work

Yes
No
No
Check the voltage
C5068 =1.8V Replace U5006

Yes
No
No
Check R5006, R5007
Replace U5002
(I2C is OK?)

Yes
No
Abnormal
Check U5012
(crack, open, etc.) Replace U5012

Yes
No

END

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8. Level 3 Repair

8-4-8-5. Proximity sensor

Proximity Sensor does not work

Yes
No
Check the voltage No
L5059, C5086 =1.8V Replace U5006
(Sensor’s IO voltage)

Yes
No
Check the voltage No
L5058, C5084=3.4V Replace U10002
(Sensor’s LED voltage)

Yes
No
No
Check R5004, R5005 Replace U5002
(I2C is OK?)

Yes
No
Abnormal
Check U5005
Replace U5005
(crack, damaged, etc.)

Yes
No

END

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8. Level 3 Repair

8-4-8-6. RGB Light sensor

RGB Light Sensor does not work

Yes
No
Check the voltage No
L5059, C5086 =1.8V Replace U5006
(Sensor’s IO voltage)

Yes
No
No
Check R5004, R5005
Replace U5002
(I2C is OK?)

Yes
No
Check U5004 Abnormal
(crack, damaged, etc.) Replace U5004

Yes
No

END

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8. Level 3 Repair

8-4-8-7. HRM Sensor

HRM Sensor does not work

Yes
No
Check the voltage No
C5051, C5052 =1.8V Replace U8035
(Sensor’s IO voltage)

Yes
No
Check the voltage No
C12044, C5040 =5.25V Replace U5008
(Sensor’s LED voltage)

Yes
No
No
Check R6008, R6009 Replace U5014
(I2C is OK?)

Yes
No
No
Check U5011
(crack, open, etc.) Replace U5011

Yes
No

END

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8. Level 3 Repair

8-4-8-8. Hall Sensor

Hall Sensor_1(U5009) does not work

Yes
No
No
Check the voltage
C5047 =1.8V Replace U8015

Yes
No

Check U5009 No
Replace U5009
(crack, damaged, etc.)

Yes
No

END

Hall Sensor_2(U11001) does not work

Yes
No
No
Check the voltage
C11014 =1.8V Replace U8015

Yes
No
No
Check U11001
(crack, damaged, etc.) Replace U11001

Yes
No

END

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8. Level 3 Repair

8-4-8-9. Fingerprint Sensor

Fingerprint Sensor does not work

Yes
No
No
Check the Dispaly connector
on Main PBA Reconnect the HDC12000

Yes
No
Check the voltage No Check L12010
C12030, C12031 = above 3.4V
Replace U12002
C12043 = 1.8V

Yes
No
No
Check the Fingerprint Sensor
MISO, MOSI, CLK, CS_N Pins Replace UCP5000
(SPI is OK?)

Yes
No

Replace the UB module

Yes
No

END

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8. Level 3 Repair

8-4-9-1. Microphone Part - Main MIC

Check main microphone function

in voice call handset mode or voice recorder.

Yes
No

Check the voltage at No

Replace U9000
C9030 = 1.8V

Yes
No

Check the No
MAIN_MIC_DATA at Replace AU9000
C9033.

Yes
No

END

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8. Level 3 Repair

8-4-9-2. Microphone Part - Sub(2nd) MIC

Check Sub(2nd) microphone function

in voice call loudSPK mode
or in camcording mode.
mode
Yes
No

Check the voltage at No

Replace U9000
R9008 = 1.8V

Yes
No

Check the No
SUB_MIC_DATA at Replace MIC9000
C9035.

Yes
No

END

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8. Level 3 Repair

8-4-10. Speaker Part

Check speaker function.

Play MP3 with maximum volume level.

Yes
No

Check C-clips of Main PBA No

Replace C-Clips
ANT9000, ANT9001

Yes
No

Check the PWM No

output at Replace U9003
ANT9000,ANT9001

Yes
No

Replace speaker module

END

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8. Level 3 Repair

8-4-11. Receiver Part

Check receiver function

in voice call receiver mode

Yes
No

Check RCV module No Resolder or Replace

where RCV's placed
for any damage ANT9002, ANT9003

Yes
No

Check the signals on No

L9005, L9007 Replace ZD9003

Yes
No

Replace receiver module

Yes
No

END

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8. Level 3 Repair

8-4-12. BT/WIFI

BT/WIFI is not working

Yes
No
No
Check BT or WIFI fuction ON Enable BT or WIFI function.

Yes
No
No Check the U8015
Check the Voltage
C5019 = 1.8V (Crack, open, damaged, etc)

Yes
No

Check the Voltage No

C5026 = 1.22V Resolder or change the C5026

Yes
No
Check the status of No Resolder or change the wrong element
ANT5000,ANT5001,ANT5002,
(open, crack, deviation, etc)
ANT5003,ANT5004,ANT5005

Yes
No
Check the Status of
V5002,V5003,L5052,C5076,L5014,
C5015,C5014,L5012,F5001,L5008, No Resolder or change the wrong element
C5013,V5004,L5055,C5077,C5017,L50 (open, crack, deviation, etc)
24,C5016,F5004,L5021,F5003,L5018,L
5057,C5078,C5021,F5006,C5020,
F5005,L5025

Yes
No

Resolder or change U5003

END

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8. Level 3 Repair

8-4-13. GPS

GPS is not working

Yes

No
Check GPS function ON Enable GPS Function in the setting.

Yes

No
Check the Antenna pattern crack or 1. Resolder or Replace the SANT2003,SANT2004
contact SANT2003, SANT2004 2. Replace REAR

Yes

Check(crack,open,etc)
No
V2002,L2018,C2015,L2016,F2002,C5037,
Resolder or change the wrong element
L5040,U5007,C5044,L5038,L5041,F5008,L5042, (open, crack, deviation, etc)
C5046

Yes

No
Check 26MHz Clock at output Replace the OSC5000
of OSC5000

Yes

No
Check the voltage on (a)Replace the U12003-2
(a) C5044 = 2.8V (b) Replace the U5002 or Check R5001
(b) C5039 = 1.8V

Yes

No
Check if GNSS_HUB_EN
at TP5000 = 1.8V Replace the UCP5000-1

Yes

Resolder or change U5002

END

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8. Level 3 Repair

8-4-14. NFC

NFC is not working

Yes
No
No
Check NFC function ON Enable NFC Function

Yes
No
No 1. Resolder or Replace
Check the Antenna connect
The ANT8000, ANT8003
ANT8000, ANT8003
2. Replace NFC / MST ANT

Yes
No
No
Check the Voltage on Replace the U12003
C5057 = 1.8V

Yes
No
No
Check 26MHz Clock at TP5044 Replace the UCP5000

Yes
No

Resolder or Replace
Check the Status of No C5066, R5024, L5047, C5070, C5067,
C5066, R5024, L5047, C5070,
C5075, R5025, L5048, C5073, C5074,
C5067, C5075, R5025, L5048,
C5071
C5073, C5074, C5071

Yes
No

Resolder or Replace U5014

Yes
No

END

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8. Level 3 Repair

8-4-15. MST

MST is not working

Yes
No
No
Check MST function ON Enable MST Function.

Yes
No
No 1. Resolder or Replace
Check the Antenna contact ANT8002, ANT8004
ANT8002, ANT8004 2. Replace REAR

Yes
No
No
Check the battery level
Charging the Battery
Battery >= 5%

Yes
No
No
Type *#0*# -> MST Test On
Resolder or Replace U8025
Check voltage on C8129

Yes
No
No
Check the Status of U8025 Resolder or Replace U8025

Yes
No

END

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8. Level 3 Repair

8-4-16. Display

LCD is still off after PWR ON

Yes
No
No
Check the connection of Reconnect the HEA12000
HEA12000

Yes
No
Check
VDD_DDI_3P0 = 3.0V (C12027) No
VDD_DDI_1P8 = 1.8V (C12028) Resolder or Replace the U12000
VDD_DDR_1P6 = 1.6V (C12037)

Yes
No

Check
ELVDD_4P6 = 4.6V (C12039) No
ELVSS_-4P4 = - 5.4 ~ - 1.4V (C12029) Resolder or Replace the U12000
ELAVDD_7P6 = 7.6V (C12036)

Yes
No

Replace the Display module

Yes
No

END

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8. Level 3 Repair

8-4-17. 12M CAMERA

“Camera” function does not work

Yes

No
Check the Camera connector on Main
Reconnect the HEA10003 and HEA10002
PBA

Yes

Check the voltage

L10012 , L10013, L10014 : 2.8V

No
C10085 : 2.4V
Resolder or Replace U10002
C10015 , C10012 : 1.025V , C10079 : 1.05V
C10014, C10078 : 1.8V , C10080 : 3.3V

C10089 : 2.8V

Yes

No
Check the CAM_MCLK is
Replace the PBA
26Mhz (L10016)

Yes

Replace the camera module

Yes

END

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8. Level 3 Repair

8-4-18. 10M CAMERA

“Camera” function does not work

Yes

No
Check the Camera connector on Main
Reconnect the HEA10001
PBA

Yes

Check the voltage

C10069 : 2.95V, C10053 : 2.8V No

L10007 : 1.05V , C10055 : 1.2V Resolder or Replace U10002

C10061, 10054 : 1.8V

C10062 : 2.8V

Yes
No
No
Check the VTCAM_MCLK is
Replace the PBA
26Mhz (L10008)

Yes

Replace the Front camera module

Yes

END

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8. Level 3 Repair

8-4-20. TSP

Touch Screen does not work

Yes
No

Check TSP Connector on No

MAIN PBA Reconnect the HEA12000

Yes
No
Check the voltage No
VDD_TSP_1.8V (C12024) = 1.8V Resolder or Replace U12003
VDD_TSP_3.0V (C12023) = 3.0V

Yes
No

Replace the Display module

Yes
No

END

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8. Level 3 Repair

8-4-21. Motor

Motor does not work

Yes

No
Check the Clip on MAIN PBA Resolder or Reconnect
ANT8008 and ANT8007 ANT8008, ANT8007

Yes

No
Check the L8024 and L8025 on MAIN PBA Resolder or Replace
(crack,open,etc) L8024, L8025

Yes

No Resolder or Replace C8179

Check the voltage C8179 on MAIN PBA or
C8179 > = 5.2V Replace : U8031

Yes

Replace Motor

Yes

END

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8. Level 3 Repair

8-4-22. DeX Station

DeX does not work

Yes
No
No
Check the TA connected to Connect TA to DeX Station
DeX station

Yes
No

Check the DeX work Yes

properly after changing Change the DeX Station
another DeX Station

No

No No Clean the
PBA USB Connection is Connector and
USB Device is recognized
OK Connect again

Yes Yes
No

DeX Screen is Change the U8031

displayed to monitor
Yes
DeX work No END
No

Yes
PBA USB Connection
Change the U9001 No
is OK

No
Clean the Connector Change PBA
and Connect again

Confidential and proprietary-the contents in this service guide subject to change without prior notice
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8. Level 3 Repair

8-4-23. GSM 850/900, WCDMA B5/8, LTE B5/8/12/13/17/18/19/20/26/28 PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1010 ≥ -65dBm ? RFS100 or L1006 or C1010 or
C1013 or L1004

YES

Check component soldering status OK at NO

Resolder or change
F1000 ? F1000

YES

NO
Resolder or change
Check L1000 ≥ -65dBm ?
L1000 or L1003

YES

Check component soldering status OK at NO Resolder or change

PAM1000 ? PAM1000

YES

NO
Check C1012 ≥ -65dBm ? Resolder or change
C1012 or L1010 or L1008

YES

NO
Resolder or change
Receiver is O.K? U3000

YES

END

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8. Level 3 Repair

8-4-24. TDSCDMA B38/40/41, LTE B7/38/40/41 PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check 1040 ≥ -65dBm ? RFS1001 or L1029 or C1040 or
L1076 or C1041 or C1042

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1045 ≥ -65dBm ?
L1045 or L1050 or L1044

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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8. Level 3 Repair

8-4-25. DCS1800/PCS1900, WCDMA B2, LTE B2/3/25 PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check 1010 ≥ -65dBm ? RFS100 or L1006 or C1010 or
C1013 or L1004

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

NO Resolder or change
Check C1050 ≥ -65dBm ?
C1050

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1048 ≥ -65dBm ?
L1048 or L1051 or C1059

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-26. WCDMA B1/4, TDSCDMA B39, LTE B1/4/39/66 PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1010 ≥ -65dBm ? RFS100 or L1006 or C1010 or
C1013 or L1004

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

NO Resolder or change
Check C1050 ≥ -65dBm ?
C1050

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check C1061 ≥ -65dBm ?
Cc1061 or L1052 or C1060

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-27. TDSCDMA B34, LTE B34 PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1010 ≥ -65dBm ? RFS100 or L1006 or C1010 or
C1013 or L1004

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

NO Resolder or change
Check C1050 ≥ -65dBm ?
C1050

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1042 ≥ -65dBm ?
L1042

YES

Check component soldering status OK at NO Resolder or change

F1001 ? F1001

YES

NO Resolder or change
Check L1043 ≥ -65dBm ?
L1043

YES

NO Resolder or change
Check C1061 ≥ -65dBm ?
C1061 or L1052 or C1060

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-28. LTE B32 PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1010 ≥ -65dBm ? RFS100 or L1006 or C1010 or
C1013 or L1004

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

NO Resolder or change
Check C1050 ≥ -65dBm ?
C1050

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1033 ≥ -65dBm ?
L1033

YES

Check component soldering status OK at NO Resolder or change

U1003 ? U1003

YES

NO Resolder or change
Check L1032 ≥ -65dBm
L1032 or L1035 or L1031

YES

NO
Receiver is O.K? Resolder or change
U3000

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

8-4-29. LTE B1/4 4Rx_PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1062 ≥ -65dBm ? ANT1010 or L1053 or C1062 or
L1055 or L1056

YES

Check component soldering status OK at NO

Resolder or change
F1002 ? F1002

YES

NO
Resolder or change
Check L1058 ≥ -65dBm ?
L1058 or L1059

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1033 ≥ -65dBm ?
L1033

YES

Check component soldering status OK at NO Resolder or change

U1003 ? U1003

YES

NO Resolder or change
Check L1032≥ -65dBm
L1032 or L1035 or L1031

YES

NO
Receiver is O.K? Resolder or change
U3000

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

8-4-30. LTE B3 4Rx_PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1062 ≥ -65dBm ? ANT1010 or L1053 or C1062 or
L1055 or L1056

YES

Check component soldering status OK at NO Resolder or change

F1002 ? F1002

YES

NO Resolder or change
Check L1054 ≥ -65dBm ?
L1054

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1041 ≥ -65dBm ?
L1041 or L1049 or C1058

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-31. LTE B7 4Rx_PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1076 ≥ -65dBm ? ANT1007 or L1062 or C1115 or
C1076 or C1085

YES

Check component soldering status OK at NO Resolder or change

C1077 ? C1077

YES

NO Resolder or change
Check L1063 ≥ -65dBm ?
L1063

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1026 ≥ -65dBm ?
L1026 or C1047 or C1037

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-32. LTE 40 4Rx_PRx

Check status OK at NO
Change
coaxial cable and Coaxial cable or mechanical material
mechanical material

YES

NO Resolder or change
Check C1076 ≥ -65dBm ? ANT1007 or L1062 or C1115 or
C1076 or C1085

YES

Check component soldering status OK at NO Resolder or change

C1077 ? C1077

YES

NO Resolder or change
Check C1074 ≥ -65dBm ?
C1074 or C1081

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check L1024 ≥ -65dBm ?
L1027

YES

Check component soldering status OK at NO Resolder or change

U1003 ? U1003

YES

NO Resolder or change
Check L1032 ≥ -65dBm
L1032 or L1035 or L1031

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-33. GSM850/900, WCDMA B5/8, LTE B5/8/12/13/17/18/19/20/26/28 DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

Resolder or change
NO SANT2001 or SANT2002 or V2001 or
Check L2003 ≥ -65dBm ?
L2009 or L2003 or L2010 or C2096 or
C2102 or L2057 or C2099

YES

Check component soldering status OK at NO

Resolder or change
F2000? F2000

YES

NO Resolder or change
Check C2002 ≥ -65dBm ?
C2002 or L2006

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-34. DCS1800/PCS1900, WCDMA B2, LTE B2/3/25 DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

NO Resolder or change
Check L2018 ≥ -65dBm ? SANT2003 or V2002 or L2018 or
C2015 or L2016

YES

Check component soldering status OK at NO

Resolder or change
F2002? F2002

YES

NO Resolder or change
Check C2012 ≥ -65dBm ? C2012 or L2013 or C2103 or L2014
or C2013 or C2014 or L2015

YES

Check component soldering status OK at NO Resolder or change

F2004 ? F2004

YES

NO Resolder or change
Check L2026 ≥ -65dBm ?
C2022 or L2026 or C2023

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-35. WCDMA B1/4, LTE B1/4/32/66 DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

NO Resolder or change
Check L2018 ≥ -65dBm ? SANT2003 or V2002 or L2018 or
C2015 or L2016

YES

Check component soldering status OK at NO

Resolder or change
F2002? F2002

YES

NO Resolder or change
Check C2012 ≥ -65dBm ? C2012 or L2013 or C2103 or L2014
or C2013 or C2014 or L2015

YES

Check component soldering status OK at NO Resolder or change

F2004 ? F2004

YES

NO Resolder or change
Check C2025 ≥ -65dBm ?
C2025 or L2028 or L2027

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-36. TDSCDMA B38/40/41, LTE B7/38/40/41 DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

NO Resolder or change
Check L2018 ≥ -65dBm ? SANT2003 or V2002 or L2018 or
C2015 or L2016

YES

Check component soldering status OK at NO

Resolder or change
F2002? F2002

YES

NO Resolder or change
Check C2012 ≥ -65dBm ? C2012 or L2013 or C2103 or L2014
or C2013 or C2014 or L2015

YES

Check component soldering status OK at NO Resolder or change

F2004 ? F2004

YES

NO Resolder or change
Check L2025 ≥ -65dBm ?
L2025 or C2020 or C2019

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-37. LTE B1/4 4Rx_DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

NO Resolder or change
Check C2026 ≥ -65dBm ? SANT2007 or L2031 or C2026 or
C2027 or L2030

YES

Check component soldering status OK at NO

Resolder or change
U2000? U2000

YES

NO
Resolder or change
Check C2060 ≥ -65dBm ?
C2060 or L2045 or L2043

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-38. LTE B3 4Rx_DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

NO Resolder or change
Check C2026 ≥ -65dBm ? SANT2007 or L2031 or C2026 or
C2027 or L2030

YES

Check component soldering status OK at NO

Resolder or change
U2000? U2000

YES

NO
Resolder or change
Check C2050 ≥ -65dBm ?
C2050 or L2042 or C2051

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-39. LTE B7 4Rx_DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

NO Resolder or change
Check C2031 ≥ -65dBm ? SANT2005 or V2004 or L2033 or
C2030 or C2031 or C2035

YES

Check component soldering status OK at NO

Resolder or change
F2005? F2005

YES

NO
Resolder or change
Check L2032 ≥ -65dBm ?
L2032 or C2034

YES

Check component soldering status OK at NO Resolder or change

U2000 ? U2000

YES

NO Resolder or change
Check L2036 ≥ -65dBm ?
L2036 or C2039 or C2038

YES

NO
Receiver is O.K? Resolder or change
U3000

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-40. LTE B40 4Rx_DRx

NO
Change
Check status OK at mechanical material mechanical material

YES

NO Resolder or change
Check C2031 ≥ -65dBm ? SANT2005 or V2004 or L2033 or
C2030 or C2031 or C2035

YES

Check component soldering status OK at NO

Resolder or change
F2005? F2005

YES

NO
Resolder or change
Check C2028 ≥ -65dBm ?
C2028 or C2033

YES

Check component soldering status OK at NO Resolder or change

U2000 ? U2000

YES

NO Resolder or change
Check C2060 ≥ -65dBm ?
C2060 or L2045 or L2043

YES

NO
Receiver is O.K? Resolder or change
U2001

YES

END

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8. Level 3 Repair

8-4-41. GSM 850/900 Tx

Check C1083 NO Resolder or change

: About 0dBm ? U3000 or C1083 or C1086 or C1084

YES

Check component soldering status OK at NO

Resolder or change
PAM1001 ? PAM1001

YES

NO
Check L1064 Resolder or change
: About 33dBm ? C1088 or L1064 or C1089

YES

Check component soldering status OK at NO Resolder or change

PAM1000 ? PAM1000

YES

NO
Check L1000 Resolder or change
: About 33dBm ? L1000

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

Check L1004 NO Resolder or change

: About 33dBm ? L1004 or C1013 or C1010 or L1006

YES

Check RFS100 NO Resolder or change

: About 33dBm ? RFS100

YES

NO
ANT is O.K? Change
Coaxial cable or mechanical material

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-42. DCS1800/PCS1900 Tx

Check C1078 NO Resolder or change

: About 0dBm ? U3000 or C1078 or C1087 or C1079

YES

Check component soldering status OK at NO

Resolder or change
PAM1001 ? PAM1001

YES

NO
Check C1071 Resolder or change
: About 33dBm ? C1073 or C1071 or C1072

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO
Check C1050 Resolder or change
: About 33dBm ? C1050

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

Check L1004 NO Resolder or change

: About 33dBm ? L1004 or C1013 or C1010 or L1006

YES

Check RFS100 NO Resolder or change

: About 33dBm ? RFS100

YES

NO
ANT is O.K? Change
Coaxial cable or mechanical material

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-4-43. WCDMA B1/2/4, TDSCDMA B34/39, LTE B1/2/3/4/25/34/39 Tx

Check L1023 NO Resolder or change

: About 0dBm ? U3000 or L1023 or C1031 or C1028

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO
Check C1050 Resolder or change
: About 33dBm ? C1050

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

Check L1004 NO Resolder or change

: About 33dBm ? L1004 or C1013 or C1010 or L1006

YES

Check RFS100 NO Resolder or change

: About 33dBm ? RFS100

YES

NO
ANT is O.K? Change
Coaxial cable or mechanical material

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

8-4-44. TDSCDMA B38/40/41, LTE B7/38/40/41 Tx

Check C1029 NO Resolder or change

: About 0dBm ? U3000 or C1029 or C1034 or L1024

YES

Check component soldering status OK at NO Resolder or change

U1005 ? U1005

YES

NO Resolder or change
Check C1041
C1042 or C1041 or L1076 or C1040
: About 33dBm ?
or L1029

YES

Check RFS1001 NO Resolder or change

: About 33dBm ? RFS1001

YES

Check C1039 NO Resolder or change

: About 33dBm ? L1028 or C1039 or C1043

YES

Check component soldering status OK at NO Resolder or change

U1004 ? U1004

YES

NO Resolder or change
Check C1049
C1049 or L1037 or V1002 or
: About 33dBm ?
ANT1004

YES

NO
ANT is O.K? Change
Coaxial cable or mechanical material

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

8-4-45. WCDMA B5/8, LTE B5/8/12/13/17/18/19/20/26/28 Tx

NO Resolder or change
Check L1012
U3000 or L1012 or L1014 or L1013 or
: About 0dBm ?
C1018

YES

Check component soldering status OK at NO

Resolder or change
PAM1000 ? PAM1000

YES

NO
Check L1000 Resolder or change
: About 33dBm ? L1000

YES

Check component soldering status OK at NO Resolder or change

F1000 ? F1000

YES

Check L1004 NO Resolder or change

: About 33dBm ? L1004 or C1013 or C1010 or L1006

YES

Check RFS100 NO Resolder or change

: About 33dBm ? RFS100

YES

NO
ANT is O.K? Change
Coaxial cable or mechanical material

YES

END

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair

8-5. Service Schematics

- AP Top view

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