Samsung SM-G950F Schematics TSHOO
8. Level 3 Repair
8-1. Components Layout
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout prior notice
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
RF
SUB1 ANT
(LB/MB)
SUB2 ANT
(HB)
MAIN1 ANT
(LB/MB)
MAIN2 ANT
(HB)
2G_5G ANT0
2G_5G ANT1
Barometer Sensor
Magnetic Sensor
VDD_SENSOR_1P8
6Axis Sensor
PROXIMITY
Connectivity
SM-G950F REV0.7
Confidential
HFQRX4WJB-363-1
SAFFB1G47AA0F3K
B1/3
SAWFD1G84AA0F3K
BT/WIFI
SWB-E30
HFQRX4WJB-361
(B5/8/12/13/17/18/19/20/
HFQRXEVJB-362
(B1/4/39, B3/7/40 4RXD)
B40
HB LFEM
(B2/3/7/25/38/40/
41, B1/4 4RXD)
LMTWDVFA-J51
AFEM-9060-SG1
B32
B34/39
SFWG00DB002
HB LPAMID
QM78038
LB LFEM
26/28)
MB LFEM
SAFFB2G35AA0F3K
LB LPAMID
MB LPAMID
B32
SAFFB1G47AA0F3K
SAFEA782MAB8F3K
2G PAM
SKY77365-
SFWG52DBB02
5G LNA
5G LNA
11
`
B7/40
5G BPF
5G BPF
TRCV
SHANNON955
TR_TCXO
TCXO
TCXO_26M_PMIC
VRF_VCC1_ET
TCXO_26M_AP
TCXO_UFS_26M_AP
VRF_VCC2_ET
3P3T
DPX202700DT-4162A1
Coaxial 1
Coaxial 2
3P3T
Coaxial 1
Coaxial 2
BT ANT
LTE_U_0
LTE_U_1
SPEEDY
MARCONY
S5M7350X01-6030
WPC_THM
RFFE1
ET Modulator
PA_THM_AP
SPI
Fingerprint Sensor
PA_THM_CP
BTP_LDO_EN
Dual
LDO
AP7346
MST_PWR_EN
& Sensors
AP_THM
USB_THM
CHG_THM
EXYNOS8895
I2C
I2C
FLASH_EN
SUB PMIC
MFC
S2MPB02X
P9320S
01-0630
`
VRECT
LDO_5P0
MST SW
STAPS01
FLASH LED
PMIC
AP PMIC
S2MPS17-1
SENSOR HUB CLK 32K
SEN82SGXS1
I2C
SPEEDY
BT_WLAN_CLK_32K
NFC
SPI
AP
AP_PMIC_
CODEC_CLK_32K
X-TAL
32.768
KHz
GPS
SPI
GNSS LNA
BGA824N6S
GPS_RF
SAW
SFHG89XA402
GNSS_TCXO
KT1612A26000
I2C CP_UART
CLK_32K
CL65_JIG
MAX77865
MOTOR
IF PMIC
`
GPS_RF_IN
GNSS_TCXO
SVC LED
CP_UART SPI
USB2.0
USB2.0
INT
I2C
Sensor HUB
BCM4774
VCON_BOOST
FAN48618
CHG_IN_5P0
OVP , L/S
KTS1678E
VBUS_IF_5P0
Sensor LDO
AP7340D-18FS4-7
PMIC_CLK_32K
GPS_CLK_26K
BT_WLAN_CLK_32K
I2C
I2C
INT
BT/WIFI
UART
SWB-E32
GPS_CLK_26M
PCM
PCIe
UART
I2C
I2S
I2C
INT
INT
MIPI 2LANE
I2C
I2C
I2C
I2C
FROM_SPI
COMP_SPI
DISP_DET
I2C
MIPI 4LANE
I2C
UFS
I2C
USIM
USIM
SDIO
I2C
VCONN_BOOST_EN
USB SS
VCONN 5V
VBAT
PD-IC
S2MM005X
JIG_ONB_CC
02
SBU AUX
UQ
DP AUX SW
CC
DG2730DN-T1-
`
GE4
USB Type-C
USB Type-C
CODEC_CLK_32K
MAIN
MIC
SUB
MIC
Audio Codec
MAX98506B
RCV
CS47L93
EAR OUT
EAR MIC
SPK AMP
SPK
HALL Effect Sensor1
HALL Effect Sensor2
MIPI 2LANE
Front CAM
S5K3H1SX (S.LSI
IRIS CAM
'S5K5E6YX (S.LSI)
Rear CAM
MIPI 4LANE
'S5K2L2SA
MIPI 2LANE
MIPI 4LANE
NCX2200GM
MAIN TSP
EL_ON1
S6SY761 (S.LSI)
MAIN OCTA
DISPLAY PMIC
S2DOS03
UFS MEMORY
KLUCG4J1ED-B0C1 메모리사Saturn 6 4G
VDD_UFS_1P8
VDD_UFS_2P95
UFS BUCK DCDC
S2ABB02
LPDDR4X
K3UH5H50MM-NGCJ
메모리사
SIM1
SIM2
Micro SD
`
`
AUDIO
COMPANION
IC
`
S5C73C3X01-
CAMERA
L030
`
DISPLAY
`
MEMORY
SIM-SD
ANT404
ANT306
ANT304
ANT303
ANT305
ANT201
V200
C201
C204
L206
ANT6001
L200
CPL200
L203
L209
L208
C218
F203
C217
C203
C202
L213
L212
F201
F207
L259
L260
L258
C205C206
L820
C294
L229L230
F204
C222
L235
C295
ANT202
ANT203
ANT204
V202V203
L250
C283
ANT208
V204
ANT206
L245
L244
U203
C284
L243
ANT802 ANT803
L823
SIM100
CON301
ZD905
ZD906
HDC901
R5119
R5120
ZD907
ZD910
L917
C995 C996
L307
R329
ZD323
R332
C358
R300R303
ZD324ZD325
R333
R331
C357
C359
VR303
R309
R310
R311
R312
R313
R306
ZD305
ZD307
ZD311
ZD314
ZD306
ZD310
ZD312
ZD313
V210
ANT210
C352
C329
R307
ZD303 ZD304
C328
R308
ZD302
C330
C331
ZD308
VR302
C332
ZD309
C333
V6008
R439
C468
C470
C471
C473
R425
C467
C469
L421L422
U418
C472
C478
TP437TP438
C464
TP439
TP453
TP429TP430TP431TP432 TP433
TP440
L305L306
C334 C335
C448
R330
ZD315
TP435
C449
C450
R5032
OSC400
R5033
C455
C465
C492
C456
C493
C440
C429
TP401
U408
V206
V6001
C7081
C496
L423
F402
TP452
C441
TP451
TP403
TP400
TP406
ANT205
C7110
C7109
L7014
L7015
C7102
C5003C5004
C6059
TP7021
TP7019
TP7020
C7016
TP5002
TP7006
R7006
C7025
TP7000
C6071
C316
C6080
C6061 C6069
C7063C7064
C6070
R5044
C5007
C7027
TP7015
TP7003
TP7012
C7085
C7206
TP303
TP_CLK_MON
R5096
R5072R5073
R5061R5062
R5088
R5095
C327
C149
PAM102
C143
C197
L150
L135
C198
F105
R817
ZD7003
R5007
ZD909
L914
ZD908
R5006
C961
C960
ANT701
L918
TP449
TP428
TP448
C999
C406
TP424
TP447
C436
L400
C962
L412
C497
TP445TP446
C412
C413
C407
C422
C415
C414
C490
C421
C7105
U402
C417
R400
D801
D7003
L7017
C7103
C7104
C7099
R5128
C6085
C6038
TP407
TP408
TP409
TP410
C410
TP402
R401
C7131
R7036
TH7000
C7112
C7135
C6089
C6035
R404
R405
C491
U405
C7161
C7201
R5045
C7111
R7016
C7108
R7019
U7018
R5124
R5122
C6060
C6081
C7210
SC6006
UCP500
R5125
R5121
C6045
C6109
C6139
C6088
C6058
C6037
C6074
C6075
C6082
C6042
C315
C7062
UME300
C302
C305 C307
TP302
C7084
C304
C303
TP301
L100
TP203
TP304
L101
TP201
TP204
TP202
TH300
R315
C166
C144
C164
C163
C145
C146
C147
C148
C191
L153
C104
C103
C105
SC6005
C271
C138
L159
C141
C126
C137
C125
L165
L160
C134
L116
C174
C129
L164
C187
PAM101
F103
C190
C135
L130L131
C193
C124
C167
L161
C122
L157
C831
TR7001
ANT100
GA200
C823
C822
V100
C858
C868
C860
V207
C827
C825
L809
R814
R5012
R5011
R867
R809
R811
L807
L808
C828
C836
L801
C859
U805
C873
C834
C870
R806
R866
C819
R802
R808
C844
C841C842
C829
C843
C826
C817
C867
C824
C801
C802
C857
R859
R822
R860
C874
C830
ZD803
L803
C871
R850
R803
ZD802
ZD804
R851
V7001
L7030
R5046
R7041
R5043
C7209
C7159
C7137
R7051
C7207
L7018
R5127
R5123
C6034
C494
ANT209
V7002
ANT700
L7029
V201
V6003
U411
L415
C454
L414
C320
TP905
TP450
R304
C7202
ZD301
R7018
C319
R328
ANT301ANT302
TP7007
TP906
R5023
R5024
C7212
R906
Q900
R903
C7022
D7002
C7020
C6086
C6051
C6036
C5000
C6087
C6055
C6083
C6049
C6053C6054
C5005
TH5001
R5041
C5001 C5002
R5009
C6098C6099
C6023
C6142
C6052
R5126
C6110
C6090
C6084
C6039
C6044
C6040
C7044
C6027
C6096
C7051
R5093
TP308
C7047
TP307
TP5006
R5010
TP7004
TP5005
R5066
C7005
C7006
R5077
C7007
TP300
TP7011
C300
V205
TP7002
C301
TP811
TP808
TP810
TP306
SC6007
C7061
TP809
C7130
R102
C152
C153
C154
C156
R103
C155
U100
C173
C150C151
L174
C140
C127
C803
C854
R5039
R812
C840
R813
C160
L134
C169
C111
C112
L108
C114C118
L122
C161
C139
C133
C800
C833
R5038
R870
R823
C876
R807
HDC801
L133
C170
C172
C168
C100C101
C106
L113
PAM100
C102
L120
L123
L126L127
L125
F102
C157
TP812
C813
TP813
L806
C812
R800
C839
C816
R840
C805
L819
C814
R804
C855
U803
C818
C853
R5019
U808
R5020
R801
C852
C804
R871
C875
C807
C806
C809
U800
R852
R818
R865
R842
ZD805
ZD808
U804
C861
C862
R821
C847
L816
L821
C848
C851
C849
C850
L815
L822
R877
R834
TP7005
R7005
C6050
R5001
R5067
R5070
R5078
R5080
TP7023
TP7016
TP7013
L118
R5069
R5079
ANT207
JTAG5000
JTAG5001 JTAG5002
JTAG5003
BOSSHOLE6011
ANT401
BOSSHOLE6002
R5111R5112R5113
R5115R5116R5117
C7001
TA7003
V6006
BOSSHOLE6015
BOSSHOLE6006
L226
L224
C433
C435
C432
V6000
C489
C484
L425
L426
V405
R5099
HDC5000
TP908
C955
C957
U903
TP903
TP904
TP902
TP901
C952
TP910
C6046
C7053
TP_COMP_MCLK
C6151
C6146
C6031
C6021
C6093
C6013
C951
L913
C6103
C947
C6141
R909
C6011
C968
C6009
C6022
C6144
R923
C6150
C991
C7089
C6057
C6148
C6152
L7019
L7007
L7006
R5114
R5118
L7016
C7077
L7011
C7011
C310
C312
TP305
C306
U300
L300
C989
R5025
R5026
U902
R904
R905
R7054
TP7010
C325
TCX300
L234
L233
C260
C259
L248
C290
C289
ZD101
R101
C119
C142
R100
ZD102
SC6004
HDC902
C970
C965
ZD818
R879R880
U806
ZD817
C865C866
R837
ANT800
ZD809ZD810
V6005
R868
R873
R875
MIC800
R848
C835
F202
L256L257
R847
C869
L411
L413
L922
L408
U407
R5131
R5132
C434
L409
C976
C992
C950
C993
C948C949
C994
L911
C980
L238
C223
L214
C245C246
F206
L220
R7014
R7053
HDC7000
C7205
U904
R922
TA7000
C977
TP909
C7200
C922
R901
R902
C956
C7214
C958
C959
C6041
C6002
C7213
C6111
C6125
C6019
C6092
C7054
C6006
C6119
C6007
C7092
C7049
C6133
C6028
L7005
C6145
C6147
C7018
SC6001
C7017
C7039
U7002
C7035C7036
C7057
C7004
L7002
C311
C309
C308
R5022
C7087
C988
R921
C7086
L902
R327
C341
R318
L255
C273
C258
C257
C267
C268
R203
C272
C255
C256
TP200
C963 C964
R907
C984C985
C975
R5050
C971
C966
C967
C972
R878
R861
C863
R836
C879 C880
L800
L802
R815
R876
C903
C918
C978
C937
C917
C926
C938
C939
C923
C925
C924
C920
C935
C953
C921
C900
C954
C901
L909
U901
TP907
C941
C927
C945
C969
L921
C936
R5030
R5031
C990
C7091
C6134
C6018
C6100
C6112
C6149
C6137
C6136
C6135
C7050
L7003
C7000
C7042
C7075
C7002C7003
L901
C911
L900
C914
L237
C265
C266
C225
C275
C264
C117
L154
F101
C180 C181
C162
C175
C6064
C6107
C6000
C7082
C6126
C7071
C7046
L7009
C908
C907
C261
C262
L151L152
C6047
C7037
C6020
C6101
C6010
C7045
C6004
C6005
C7038
C6017
C6014
C6113
C6140
C7029
C6129
C7055
L7004
L7000
L7001
C7028
C7021C7023C7026
C7056
C7058
L7012
C7010
C7078
C909
C912
U900
C932
C933
C913
L904
C910
L236
C263
C270
C269
U202
C107
C195
L102
L149
C188
C189
C199
C196
L143
C6024
C7211
C7032
C7015
C7013
C7014
C931
C224
C293
L112
C7052
R5021
C930
PAM103
C178C179
C108
L109L110
L103
F100
C116
L156
C182
C115
C113
L163
L114
L115
RFS101
C132
L105
ANT801
L106
RFS100
R816
R862
ZD806ZD807
R864
R5091
C872
C940
C7088
C6016
C6138
C6026
C6095
C6065
L7010
C7009
L215
L119
L170
C165
C131
HDC900
ZD903
F205
C249C250 C251
C902
L906
C979
C7043
C6076
C6063
C6043
C6030
C6012
C6131
TP7001
C6132
C6008
C6003
C6114
C314
C6029
C6015
C7079
L7013
C7059
L7008
C7040
C7012
C7068
C7067
C7033
C7031
C7076
C7008
C7019
C7069
L905
C928C929
C279
C254
C208
L253
L140
L172
C121
C192 C194
U101
C109
L155
C110
C130
BOSSHOLE6007
TP5007
C982C983
ZD902
R5082
R5081
L240
L239
C946
L907
C906
C7080
C6062
R5040
C6077
C6094
C6025
C6001
C6091
C7048
C6143
C6106
C6048
C7060
C313
C6068
C6117
C6128
C6073
C6072
C6118
C7065
OSC7000
C7070
C7030
R5013
R5014
L920
L919
R911
C934
C277
L231
C221
L232
C285
C252
C253
L171
L173
L142
L139
L169
L121
L124
C123
L168
F104
L144
R5092
Q801
C942
C981
ZD900
R5017
R5018
BOSSHOLE6012
R900
C905
C904
TP7017
C7073
C7072
C7093
C6078
C7074
C7094
TA7005
C7066
R912
C220
C219
C278
C158
C120
L167
C159
L141
L137L138
C185C186
C177
C176
C184
C183
SUS6001
ZD901
L912
LED900
U412
BOSSHOLE6004
ANT200
V6004
C986
V800
V801
C837
C838
R416
C445
C444
C460
C461
C7118
ANT402
C498
V404
V401
L430
C453
L431
V406
C401
L402
C495
C481
C402
C483
BOSSHOLE6009
ZD203
L247
R204
C282
GA9000
ZD204
ZD205
C280
C281
C418
VR304
R432
C476
V6002
V208
TP423
R410
R411
TP422
TP426
TP425
CON300
C987
U905
C915
ZD320
ZD924
ZD918ZD919
C916
ZD922
C7083
R915
ZD921
C973C974
HDC904
R325
L304
C345
ZD316
C346
R320
R319
C438
ZD920
U406
R913
R5037
R5036
R5047
ANT711
R7013
ZD7000
C5008
V6007
ANT707
BOSSHOLE6008
ANT705
ANT710
U401
F400
L403
C474
C404
R409
R431
TP404
TP412
TP414
TP418
TP420
TP442
TP405
TP413
TP415
TP419
TP421
TP443TP444
TP417
TP416
F401
L405
C411
L404
C408
C403
C419
L301
R430
R440
DEBUG_CLK
DEBUG_IO
TP7008
TP7009
C7122 C7124
C7172
C348
C349
TP7022
R7021
TA7001
C416
C347
TA7004
TA7002
C7164
ANT706
ANT708
ANT709
ZD319
C342
R322
ZD317
C343
R305
ZD7004
TP427
C479
U409
R403
V6009
VR301
R402
R407
C428
C427
L406
SC401
HDC7001
ZD318
R324
C7146
C7155
U7020
C7133
U7023
C7216
C7165
ANT403
V402
L401
C458
C400
L432
BOSSHOLE6014
C353
R321
C354
L302
C355
R7049
ZD321
C7148
C351
C7150
C7156
L303
C7215
C7153
C7151
C7128
C7129
C7134
C7125
ZD7001
C7119
C7120
C7113
C7114
ZD7002
BOSSHOLE6013
C459
C350
AU100
A
A
AAA
AUUU
U
U1
1
U
U
U
U1
1
1
10
0
1
0
10
1
1
10
C100CC
CCC1
1
1
1
1
C
C0C1
10
0
0
0
0
0
10
1
10
C101CC
CCC1
1
1
1
1
C
C
C1
0
0
0
C102
C
CCC
1C111
1
C132CCCC1
1
1
1
1
1
1C1C
13
3
3
3
3
3
13
13
C133CCCC1
1
1
1
1
1
1C1C
13
3
3
3
3
3
3313
C138CCCC1
1
1
1
1
1
1
3
1
C
3
3
3
3
3
3
13
3
13
3
13
3
13
HEA100
0
H
H
H
H
H
H
E
E
EAA
A
A
A
1
A
A
A
A
1
1
1
1
1
1
1
1
1
L100
L
LLL1
1
1
1
1
L
0
L
L1
0
0
0
0
0
0
0
0
10
0
L103
L
L
L1
L
L1
1
1
1
1
L
L
L1
10
0
0
0
0
0
0010
L105
L
LLL1
1
1
1
1
L1
L
L1
0
1
10
0
0
000
L113
L
L
L
1L111
1
1
1
1
1
1111
L114
LLL
1
L1
1
1111R103
R
RRR1
1
R1
1
1
R1
R
R
R1
10
0
0
0
0
0
0010
S100
1
1
1
100
1
0
SUS
S
S
S
S
S
S
S
S
SSSUU
USS
S
S
S
S
S
S
S
1
1
1
1
1
1
1
1
1
1
U101UU
UUU1
1
1
11U
U
U1
0
0
0
U1022U
U
UUU1
1
1
1
1
U
U
U1
1
0
0
0
0
0
10
10
U105
5
U
U
UUU1
1
1
1
1
U
U
U1
0
1
10
0
0
0010
V105VV
VVV1
1
1
11V
V
V1
0
1
10
0
0
0010
V108
V110
V
2
D202ZZ
Z
Z
Z
Z
ZD
D
D
D
DDZ
ZDDD
D2
2
D2
D
D
D
D2
2
2
20
0
20
20
2
20
3
D203ZZ
Z
Z
Z
ZDZD
D
D
D
D
ZD
ZDDD
D2
2
2
D
D
D
D2
20
0
0
2
20
0
0202
ZD2044D204
Z
Z
D
Z
Z
ZZDD
D
D
D
ZD
ZDDD
D2
D2
2
2DD
DD220
20
20
Z
ZD2077D207
Z
Z
Z
Z
ZZD
D
D
D
Z
D2
ZDDD
D2
2
D2
D2
D
D
D2
2020ZD2088D208
Z
Z
Z
Z
Z
ZZDD
D
D
D
Z
ZDDD
D2
2
D2
D2
D
20DD2
2
2
2
2
0
20
2
0
2
20
2
20
2
Z
Z
ZD2111D211ZZ
Z
Z
Z
Z
ZD
D
D
D
ZD
Z
ZD
D
D
D2
2
22ZD2133D213ZZ
Z
Z
Z
ZZDD
D
D
D
Z
ZD
D
DD22
1
1
2
1
122
ANT107
A
A
C11611
1
1
111
1
1
C1
C
C
C
FM101
10
10
0
1
M1
M
M
M
M
FMFF
F
F
F
F
FM106
10
10
0
1
M1
M
M
M
MFMF
F
F
F
F
F
F
L10900
1
1
1LL
L
L
L
L
L11111
1
1
1
L
L
L
L11911
1
1
L1
L
L
L
U104
4
0
0
0U10
111
U1UU
U
U
U
U
U
U
V100010
1
1
V1VV
V
VVV
V
V
8. Level 3 Repair
Power Supply
+ driver, ESD Safe Tweezer
8960 & Spectrum Analyzer
Soldering iron
8-3. Flow chart of Troubleshooting.
Oscilloscope
Digital Multimeter
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
No
Change the battery.
Yes
Yes
Sound or Vibration is ok?
Yes
No
No
Yes
No
Yes
No
Yes
8-4-1. Power On
Mobile phone does not power on.
Check the Battery Voltage.
Is it more than 3.8V
?
Charging the battery by TA.
If its voltage level is extremely low
(under 3.0V),
Power-on the phone and check the
power-on sound
or motor Vibration.
Check the voltage level at R304 while
pressing power key. Is the voltage
Check the signal of AP_PS_HOLD =
high?
1.8V
Change the FRONT-LCD ASSY
Replace the Power key FPCB
Check the output voltage of U7002
L7000 > 0.75V, L7004 > 0.75V,
L7005 > 0.75V, U7007 > 0.75V,
L7006 > 0.75V, L7008 > 1.1V,
L7009 > 0.95V, L7010 > 1.1V,
L7011 > 1.3V, L7012 > 1.95V
L7013 > 0.75V, L7019 > 0.75V
If the output voltage is not normal, Change the
U7002.
※ Each voltage level has ±10% margin
.
Check the Clock OSC7000&U7002
Is the frequency 19.2MHz?
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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
Check the initial operation
END
Replace the OSC7000 & U7002
※ Test condition (Oscilloscope setting)
: 20.0us.div (time division)
8. Level 3 Repair
Yes
Yes
Abnormal
l
Abnormal
8-4-2. Initial
Initial Failure
Re-download latest SW on the mobile
phone
Re Check "Power on"
Trouble shooting process
Change UCP500
Norma
Abnormal
Check the TCX300
(Crack, open etc.)
Check the U7002 (Crack etc)
Change PBA
END
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
YesN
N
N
N
N
8-4-3. No Service
No service
Home screen → Phone → Keypad →
*#1234# → Check Phone version → CP :
G955FXXXX or unkown
Yes
Check the Voltage
C7062 : 0.8V, C7063 : 1.2V
C7064 : 1.8V, C7079 : 0.75
Check the clock TCX300
Is the frequency 26MHz?
Yes
Yes
CP : G955FXXXX
Check the connection of RF coaxial cable
No
Replace the U7002
No
Replace the TCX300
Replace the UCP500
Yes
END
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
Yes
Yes
Yes
8-4-3. SIM Part
Insert SIM card
Is SIM socket ok?
No
Replace SIM socket
END
No
No
Change to the new SIM card.
If it doesn`t still work SIM card after changing
the SIM card, Check the U7002, U408 (Crack etc)
Check the UCP500 (Crack etc)
Check the SIM Voltage.
(C332,C318) = 1.8V or 2.8V?
Check the SIM RST / IO / CLK.
(SIM1 : ZD311, ZD313, ZD312)
(SIM2 : ZD308, ZD310, ZD309)
Is signal ok?
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
Yes
Y
Yes
8-4-4. T-Flash Part
Insert T-Flash card
Is SIM socket ok?
No
Replace SIM socket
Check the T-flash Voltage.
(C331) = 3.0V?
Check the t-flash
CMD /Data/CLK.
(ZD306, ZD302, ZD300)
Is signal ok?
es
No
No
Change to the new T Flash card.
If it doesn`t still work T Flash card after changing
the T FLASH, Check the U7002
(Crack etc)
Check the UCP500 (Crack etc)
END
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
Yes
Yes
Yes
8-4-5-1. Cable Charging Part (Normal/Fast)
VBUS_IF_5P0(C860) = 5V or 9V
Insert TA / USB
Charging Sequence Start
No
Replace SUB PBA
Check the CHG_IN_5P0(C859)=5V or
9V
No
Replace U805
Battery is Charging?
No
Replace U7018
END
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
Yes
Yes
Yes
8-4-5-2. Wireless Charging Part (Normal/Fast)
Place Phone on Wireless charging Pad
Charging Sequence Start
VRECT(C7172) = 5V ~ 11V
No
Replace GH42-05922A
Check the VDD_WLCHG(L7015)=5V or
10V
No
Replace U7020
Battery is Charging?
No
Replace U7018
END
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
Yes
Yes
Yes
8-4-6. OTG
OTG does not work
Check CHG_IN_5P0
Check VBUS_IF_5P0
Check OTG working ?
(L809) = 5V
(C860) = 5V
No
Check U7018
(crack, open, damaged, etc.)
No
No
Check U805
(crack, open, damaged, etc.)
Replace SUB PBA
END
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
Yes
Yes
8-4-7-1. Sensor Hub
Sensor Hub does not work
Check the voltage
C483,C407,C413 =1.8V
No
Replace U7002
END
Abnormal
Replace U400
Check U400
(crack, open, etc.)
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
YesN
Yes
Y
8-4-7-2. Magnetic Sensor
Magnetic Sensor does not work
Check the voltage
C421 =1.8V
No
Replace U417
Check R404, R405
(I2C is OK?)
es
Check U405
(crack, open, etc.)
END
No
Replace U400
Abnormal
Replace U405
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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
Yes
Yes
Yes
Yes
8-4-7-3. 6Axis Sensor
6Axis Sensor does not work
Check the voltage
C440, C439 =1.8V
Check 6Axis
MOSI, CLK, NSS, MISO pin
(SPI is OK?)
Check U409
(crack, open, etc.)
No
Replace U417
No
Abnormal
Replace U400
Replace U409
END
Confidential and pr oprietary-the c ontents in this ser vice guide subject to change wi thout 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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