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Samsung SM-A920F Service Manual Download Page 115

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

 

8-4-40. WCDMA B1/2/4, LTE B1/2/3/4/66 Tx 

Check component soldering status OK at 

U1004 ? 

Resolder or change 

U1004 

NO

 

YES

 

Check C1077 or L1058 or L1041 or L1056 

: About 23dBm ? 

Resolder or change 

C1077 or L1053 or L1058 or C1093 

or C1094 or L1056 or C1090 or 

C1089 or C1041 or    C1047 or 

C1078 

NO

 

YES

 

Check component soldering status OK at 

F1007 ? 

Resolder or change 

F1007 

NO

 

YES

 

ANT is O.K? 

END

 

Change 

Coaxial cable or SUB PBA or 

mechanical material 

YES

 

NO

 

Check component soldering status OK at 

F1000 ? 

Resolder or change 

F1000 

NO

 

YES

 

Check L1038 

: About 33dBm ? 

Resolder or change 

L1038 

NO

 

YES

 

Check C1096 

: About 33dBm ? 

Resolder or change 

C1095 or C1096 or C1098 

NO

 

YES

 

Check RFS1001 
: About 33dBm ? 

Resolder or change   

RFS1001 

NO

 

YES

 

Check L1048 

: About 0dBm ? 

Resolder or change   

U2029 or L1048 or C1059 

YES

 

NO

 

Summary of Contents for SM-A920F

Page 1: ...ata Notice All functionality features specifications and other product information provided in this document including but not limited to benefits design pricing components performance availability and capabiliti es of the product are subject to change without notice Samsung reserves the right to alter this doc ument or the product described herein at anytime without obligation to provide notifica...

Page 2: ... quality screwdrivers when servicing products Low quality screwdrivers can easily damage the heads of screws Use only conductor wire of the properly gauge and insulation for low resistance because of the low margin of error of most testing equipment We recommend 22 gauge twisted copper wire Hand soldering is not recommended because printed circuit boards PCBs can be easily damaged even with relati...

Page 3: ...atic bags when you store or transport them Always use an anti static strap or wristband and remove electrostatic buildup or dissipate static electricity from your body before repairing ESDs Ensure that soldering irons have AC adapter with ground wires and that the ground wires are properly connected Use only desoldering tools with plastic tips to prevent static discharge Properly shield the work e...

Page 4: ...925 960 1710 1785 1805 1880 1850 1910 1930 1990 ARFCN range 128 251 0 124 975 1023 512 885 512 810 Tx Rx spacing 45MHz 45MHz 95MHz 80MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Modulation GSM EGPRS GMSK 8PSK GMSK 8PSK GMSK 8PSK GMSK 8PSK MS P...

Page 5: ...m 6 31 2 dBm 6 31 2 dBm 1 28 3 dBm 1 28 3 dBm 7 29 2 dBm 7 29 2 dBm 2 26 3 dBm 2 26 3 dBm 8 27 2 dBm 8 27 2 dBm 3 24 3 dBm 3 24 3 dBm 9 25 2 dBm 9 25 2 dBm 4 22 3 dBm 4 22 3 dBm 10 23 2 dBm 10 23 2 dBm 5 20 3 dBm 5 20 3 dBm 11 21 2 dBm 11 21 2 dBm 6 18 3 dBm 6 18 3 dBm 12 19 2 dBm 12 19 2 dBm 7 16 3 dBm 7 16 3 dBm 13 17 2 dBm 13 17 2 dBm 8 14 3 dBm 8 14 3 dBm 14 15 2 dBm 14 15 2 dBm 9 12 4 dBm 9 1...

Page 6: ...38 UL 1312 1513 DL 1537 1738 UL 4132 4233 DL 4357 4458 UL 2712 2868 DL 2937 3088 Tx Rx spacing 190MHz 80MHz 400MHz 45MHz 45MHz Mod Bit rate Bit Period 42 2Mbps DL 5 42Mbps UL 42 2Mbps DL 5 42Mbps UL 42 2Mbps DL 5 42Mbps UL 42 2Mbps DL 5 42Mbps UL 42 2Mbps DL 5 42Mbps UL Time Slot Period Frame Period WCDMA 10ms 0 667ms HSPA 2ms 0 667ms WCDMA 10ms 0 667ms HSPA 2ms 0 667ms WCDMA 10ms 0 667ms HSPA 2ms...

Page 7: ...1 4 3 5 10 15 20 1 4 3 5 10 15 20 1 4 3 5 10 15 20 1 4 3 5 10 Modulation QPSK 16 64QAM 256QAM DL only QPSK 16 64QAM 256QAM DL only QPSK 16 64QAM 256QAM DL only QPSK 16 64QAM 256QAM DL only QPSK 16 64QAM 256QAM DL only MS Power dBm 25 7 39 25 7 39 25 7 39 25 7 39 25 7 39 Sensitivity QPSK BW 10MHz dBm 100 98 5 99 99 100 Item LTE Band7 LTE Band8 LTE Band12 LTE Band13 Freq Band MHz Uplink Downlink 250...

Page 8: ...10 15 20 1 4 3 5 10 15 3 5 10 15 20 Modulation QPSK 16 64QAM 256QAM DL only QPSK 16 64QAM 256QAM DL only QPSK 16 64QAM 256QAM DL only QPSK 16 64QAM 256QAM DL only MS Power dBm 25 7 39 25 7 39 25 7 39 25 7 39 Sensitivity QPSK BW 10MHz dBm 99 100 99 98 5 Item LTE Band38 LTE Band40 LTE Band41 LTE Band66 Freq Band MHz Uplink Downlink 2570 2620 2300 2400 2496 2690 1710 1780 2111 2200 ARFCN range UL DL ...

Page 9: ...CDMA B1 B2 B4 B5 B8 LTE B1 B2 B3 B4 B5 B7 B8 B12 B13 B17 B20 B26 B28 B38 B40 B41 B66 Battery 3720mAh Base Band 2 2Ghz Quad 1 8GHz Quad Other RF A GPS Glonass BEIDOU Galileo BT5 0 USB 2 0 Type C WIFI 802 11 a b g n ac MIMO NFC Camera QUAD Camera 24MP F1 7 5M F2 2 10M F2 4 8MP F2 4 with LED Flash 24MP F2 0 Front LCD 6 3 Super AMOLED FHD 2220x1080 RAM 6GB Sensor Accelerometer Fingerprint Sensor Gyro ...

Page 10: ... content or data from this document without Samsung s written authorization is strictly prohibited 4 Exploded View and Parts List 4 1 Cellular phone Exploded View QRE01 QKP01 QCR205 QFR01 QMO01 QME04 QAR01 QCA01 QMP01 QCR12 QCA02 QCB02 QCK02 QSM01 QVO02 QBC01 QSP01 QVO01 QCK01 QCR12 QME05 QCR12 QME01 QCB01 QME02 QBA01 QME03 SVC REPAIR TAPE QRT01 QRT02 ...

Page 11: ... DIODE TVS 0406 001743 C3053 ZD6020 DIODE TVS 0406 001763 D6007 DIODE TVS 0406 001776 ZD6000 ZD6001 ZD6018 DIODE TVS 0406 001776 ZD6019 ZD6021 DIODE TVS 0406 001787 D6003 D6004 DIODE TVS 0406 001789 ZD6005 DIODE TVS 0406 001797 ZD6028 ZD6029 DIODE TVS 0406 001808 D6000 DIODE TVS 0406 001829 ZD4000 DIODE TVS 0505 002088 TR5001 TR5002 FET SILICON 0505 003234 TR5000 FET SILICON 0601 003629 LED5000 LE...

Page 12: ...3 009012 U5003 IC 1203 009014 U5005 IC 1203 009158 U7000 U7001 IC 1203 009169 U8000 IC 1204 003685 U8010 IC 1205 005106 U6001 IC 1205 005217 U7002 U7073 IC 1205 005821 U3002 IC 1205 005830 UCP4000 IC 1205 005833 U2029 IC 1205 005979 U3021 IC 1205 006037 U4000 IC 1209 002450 U3010 IC 1209 002513 U3020 IC 1404 001724 TH2000 TH4000 TH5000 THERMISTOR 1404 001724 THM3000 THERMISTOR 1405 001395 VR2001 V...

Page 13: ...7 008531 R5005 R7001 R7008 R CHIP 2007 008531 R7011 R7015 R8003 R CHIP 2007 008588 C3084 C3085 R4001 R CHIP 2007 008588 R4002 R4003 R4008 R CHIP 2007 008588 R4009 R4010 R4011 R CHIP 2007 008588 R4013 R4014 R4015 R CHIP 2007 008588 R4016 R4017 R4021 R CHIP 2007 008588 R4022 R4023 R4024 R CHIP 2007 008588 R4025 R4026 R4028 R CHIP 2007 008588 R4029 R4030 R4031 R CHIP 2007 008766 R4005 R4006 R CHIP 20...

Page 14: ...9954 R5027 R5028 R5030 R CHIP 2007 009954 R6011 R CHIP 2007 009969 R3024 R3025 R4018 R CHIP 2007 009969 R8001 R CHIP 2007 010202 R5041 R CHIP 2007 010233 R4048 R CHIP 2007 010685 R6000 R CHIP 2007 011043 R4027 R CHIP 2007 011648 R6047 R6048 R CHIP 2007 012068 R5049 R CHIP 2203 000254 C5068 C5074 C CERAMIC CHIP 2203 000278 C3007 C CERAMIC CHIP 2203 001072 C3102 C CERAMIC CHIP 2203 001239 C3062 C306...

Page 15: ...7 C CERAMIC CHIP 2203 005736 C1046 C1095 C1096 C CERAMIC CHIP 2203 005736 C1104 C1125 C1128 C CERAMIC CHIP 2203 005736 C1129 C2006 C2007 C CERAMIC CHIP 2203 005736 C2012 C2015 C2016 C CERAMIC CHIP 2203 005736 C2017 C2021 C2040 C CERAMIC CHIP 2203 005736 C2053 C2059 C2060 C CERAMIC CHIP 2203 005736 C2078 C2080 C3009 C CERAMIC CHIP 2203 005736 C3029 C3031 C3036 C CERAMIC CHIP 2203 005736 C3039 C3046...

Page 16: ...4 C CERAMIC CHIP 2203 006400 C2052 C3101 C3103 C CERAMIC CHIP 2203 006400 C5054 C6031 C8004 C CERAMIC CHIP 2203 006400 C8133 C CERAMIC CHIP 2203 006410 C1047 C1093 C CERAMIC CHIP 2203 006423 C4082 C6071 C8015 C CERAMIC CHIP 2203 006462 C8026 C8027 C CERAMIC CHIP 2203 006556 C1065 C1071 C1074 C CERAMIC CHIP 2203 006556 C2070 C CERAMIC CHIP 2203 006611 C3008 C3010 C6053 C CERAMIC CHIP 2203 006648 C4...

Page 17: ...P 2203 007393 C5122 C6040 C6065 C CERAMIC CHIP 2203 007425 C5095 C CERAMIC CHIP 2203 007449 C7024 C CERAMIC CHIP 2203 007474 C3023 C7018 C CERAMIC CHIP 2203 007486 C6036 C CERAMIC CHIP 2203 007544 C3019 C3910 C3911 C CERAMIC CHIP 2203 007781 C6039 C8012 C CERAMIC CHIP 2203 007796 C3001 C3105 C4000 C CERAMIC CHIP 2203 007796 C4001 C4002 C4007 C CERAMIC CHIP 2203 007796 C4008 C4009 C4010 C CERAMIC C...

Page 18: ... 007796 C7023 C7030 C7031 C CERAMIC CHIP 2203 007796 C7032 C7033 C7034 C CERAMIC CHIP 2203 007796 C7036 C7044 C7045 C CERAMIC CHIP 2203 007796 C7053 C7055 C7056 C CERAMIC CHIP 2203 007796 C7057 C7059 C7063 C CERAMIC CHIP 2203 007796 C7064 C7078 C7083 C CERAMIC CHIP 2203 007796 C7092 C8005 C8019 C CERAMIC CHIP 2203 007796 C8020 C8028 C8030 C CERAMIC CHIP 2203 007796 C8034 C8038 C CERAMIC CHIP 2203 ...

Page 19: ... CERAMIC CHIP 2203 008876 C5020 C5021 C5041 C CERAMIC CHIP 2203 008876 C5042 C5045 C5046 C CERAMIC CHIP 2203 008876 C5047 C5051 C5053 C CERAMIC CHIP 2203 008876 C5056 C5058 C6010 C CERAMIC CHIP 2203 008876 C6011 C7015 C7016 C CERAMIC CHIP 2203 008876 C7038 C7040 C7081 C CERAMIC CHIP 2203 008876 C7084 C CERAMIC CHIP 2203 009064 C4005 C4018 C4019 C CERAMIC CHIP 2203 009064 C4020 C4030 C4031 C CERAMI...

Page 20: ... L6008 L6009 INDUCTOR SMD 2703 002903 L2010 L2071 INDUCTOR SMD 2703 002953 L1033 L6000 INDUCTOR SMD 2703 002955 L2016 L3022 INDUCTOR SMD 2703 002958 C1034 L3004 INDUCTOR SMD 2703 002959 L3916 INDUCTOR SMD 2703 003970 C1035 INDUCTOR SMD 2703 004000 C1098 L3020 INDUCTOR SMD 2703 004001 L2014 INDUCTOR SMD 2703 004012 C1018 L1008 L1059 INDUCTOR SMD 2703 004012 L2036 L2050 L2055 INDUCTOR SMD 2703 00401...

Page 21: ...5 INDUCTOR SMD 2703 004328 C1041 C1043 L2084 INDUCTOR SMD 2703 004328 L3006 INDUCTOR SMD 2703 004363 L2018 INDUCTOR SMD 2703 004408 C1110 INDUCTOR SMD 2703 004703 L2013 INDUCTOR SMD 2703 004763 L2082 INDUCTOR SMD 2703 004862 L1052 L2049 L2080 INDUCTOR SMD 2703 004911 L3012 INDUCTOR SMD 2703 004976 L2070 U8065 INDUCTOR SMD 2703 005066 L5012 L5013 L5014 INDUCTOR SMD 2703 005085 C2063 L2026 L2046 IND...

Page 22: ...001 FILTER SAW 2904 002326 F2006 FILTER SAW 2904 002339 F2002 FILTER SAW 2904 002350 F2010 FILTER SAW 2904 002356 F3003 FILTER SAW 2904 002361 F2004 FILTER SAW 2904 002390 F3005 F3006 FILTER SAW 2904 002397 F2000 F2003 FILTER SAW 2910 000364 F1006 FILTER 2910 000390 F2007 FILTER 2910 000402 F1005 FILTER 2910 000404 F1010 FILTER 2911 000430 U2031 FILTER 2911 000452 F1000 FILTER 3003 001210 MIC1000 ...

Page 23: ...073 HEA6000 CONNECTOR HEADER 3712 001604 ANT3003 ANT3004 CONNECTOR 3712 001626 ANT2001 ANT2002 CONNECTOR 3712 001626 ANT2005 ANT2007 CONNECTOR 3712 001626 ANT2008 ANT2009 CONNECTOR 3712 001626 ANT3001 ANT3005 CONNECTOR 3712 001626 ANT3016 CON6003 CONNECTOR 3712 001633 ANT1007 ANT2003 CONNECTOR 3712 001633 ANT3015 CONNECTOR 3712 001634 ANT8003 ANT8004 CONNECTOR 3712 001694 ANT3014 ANT3017 CONNECTOR...

Page 24: ...r infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 5 MAIN Electrical Parts List GH63 16357A SC6000 SHIELD CAN GH02 17416A SC6003SP TAPE GH02 16575A SC6002SP TAPE Please consult the GSPN website Samsung Portal for the most recent version of the product s part list ...

Page 25: ... notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 6 1 S W Update 6 1 1 Preparation S W Update program Fenrir 5 17 xxxx Mobile Phone Data Cable Settings Data Cable GH39 01949A ...

Page 26: ... on the icon on the desktop SVH Fenrir_Home It uses Home binary which does not have user data area in the memory when flashed to a device Keep user data SVC Fenrir_Factory It uses Factory binary which erases all user data in the memory when flashed to a device Clear user data SVA Fenrir_All It uses Factory and Home binaries you can download Home and Factory binary in a PC but requires double HDD s...

Page 27: ...ission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 3 Ensure device has sufficient charge at least 20 to start firmware update 4 Connect the device to PC via data cable 5 Upon USB connection you will be presented with below screen ...

Page 28: ...y prohibited 6 Level 1 Repair 6 Once device is detected you will be presented with below screen To update S W select S W Update or to exit select SVC Connection If you select SVC Connection only Fenrir connection history record will be stored in the FUS server to support warranty validation This is known as Service Connection history 7 Once Fenrir starts application will display the below screen A...

Page 29: ...ocument without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 8 The status circle increases as the update installs The update process takes approximately 5 10 minutes to complete Do not disconnect the device from USB during processing 9 Once complete application will present the below screen indicating update complete Click Ok and detach device from USB ...

Page 30: ...his document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 6 2 How to use Odin program S W Update via Fenrir is mandatory Below is the method to use Odin program in any specific case 6 2 1 Preparation Installation program Odin3 v3 13 2 exe or above Mobile Phone Data Cable S W Binary files downloaded from GSPN Settings Data Cable GH39 01949A ...

Page 31: ...or notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 6 2 2 S W Installation Program Downloader program Open up the S W Installation Program by executing the Odin3 v3 13 2 exe ...

Page 32: ... infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 1 Enable the check mark by click on the following options Check Auto Reboot F Reset Time Nand Erase Check BL AP CP CSC Files Note Odin v3 13 2 or above checks MD5 checksum just after file selection ...

Page 33: ...transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 2 Enter into Download Mode Enter into Download Mode by pressing Volume Down button Intelligence button and connecting USB cable Press Volume Up button to download mode ...

Page 34: ...gement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 3 Connect the device to PC via Data Cable Make sure that the one of communication ports ID COM box is highlighted in sky blue The device is now connected with the PC and ready to download the binary files in it ...

Page 35: ...inary files into the device by clicking Start button on the screen The green colored PASS sign will appear on the upper left box if the binary files have been successfully downloaded into the device 5 Disconnect the device from the Data cable 6 Once the device boots up you can check the version of the binary file or name by pressing the following code in sequence 1234 You can perform Factory data ...

Page 36: ...ls which CAB files are uploaded on HHPsvc INI File category instead of ini file Refer to below IMEI writing procedure H W S W Library Install To use Daseul library files should be installed Refer to SVC Bulletin 11 82 Daseul New IMEI writing Program Library Install guide_rev1 0 Launcher DASEUL_Launcher_v4 0 0 or higher Uploaded on HHPsvc Notice Runtime File 1 DASEUL_IMEI_ALL_Runtime_3 1 386 0_r005...

Page 37: ...Distribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 6 3 2 IMEI writing Process 1 Run DASEUL_Launcher_v4 0 0 2 Select Service Mode 3 Click and Select folder where the Launcher exists Model Name ...

Page 38: ... of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 4 Select Model 5 Check IMEI and click System Setting Once you setup the setting you don t have to do it again unless there is change From second run of the IMEI program check IMEI and click Extract Run Model Name Model Name ...

Page 39: ...thout prior notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 6 Check IMEI Write IMEI Check and click IMEI SVC Repair Option 7 Check SVC User Ticket No and click OK ...

Page 40: ...ce 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 6 Level 1 Repair 8 Click Hardware Config 9 Click Port Setting ...

Page 41: ...uide 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 6 Level 1 Repair 10 Select Port Number and SAVE 11 Click OK to proceed ...

Page 42: ...de 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 6 Level 1 Repair 12 Click Model Info and OK when pop up shows 13 Click OK ...

Page 43: ...istribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 14 Input SKU_CODE and BUYER then click Save button Refer to HHPsvc IMEI Review to check SKU Code and buyer 15 Input IMEI Number and click Apply ...

Page 44: ...o change without prior notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 16 Click Start Input IMEI writing ID and Password OTP Input Ticket No Model Name ...

Page 45: ...ngement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 17 Connect the phone to Anyway JIG When you connect the phone the phone should be turned off After connecting the phone the phone will be booted automatically 18 IMEI Writing Proceeding 19 IMEI Writing Success ...

Page 46: ...o calibrate RF Installation program RF Calibration Program Daseul_Launcher_vx x xx exe Daseul_CAL_ALL_Runtime_x x xxx x CAB Model File Model Name_OPEN_CALIBRATION_Ver_x x xxx x CAB It is required to use the latest program Mobile Phone R S CMW500 E3632A Power Supply GPIB Cable 2ea JIG BOX S103 Adapter UART Serial Cable IF Cable GH81 11962W Table of test cables RF Cable Manual GH81 11962M 2ea GH81 1...

Page 47: ...tents 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 6 Level 1 Repair Setting ...

Page 48: ...nsmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 6 4 2 RF Calibration Program 1 Run the RF Calibration Program Launcher DASEUL_Launcher_vx x xx exe 2 Check the Calibration option and Click Extract Run Model Name Model Name ...

Page 49: ... without prior notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 3 Check the CAL and open the model file then select Start button Model Name Model Name Model Name ...

Page 50: ...ubject 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 6 Level 1 Repair 4 Change the Line Type to Block Cell and disable Smart Cloud Cell ...

Page 51: ...istribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 6 Level 1 Repair 5 Set the GPIB address of MSTS CMW500 and Power Supply E3632A to enter Hardware Config and Save Check the GPIB address of equipments in advance ...

Page 52: ...t 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 6 Level 1 Repair 6 Press OK to start RF Calibration after completing all settings Model Name ...

Page 53: ... Distribution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 7 Level 2 Repair 7 1 Components on the Rear Front Case BATTERY SUB PBA Micro USB Connector SPEAKER MOTOR FRONT CAM MAIN CAMERA Flash LED WIFI Ant 5G NFC ANT ...

Page 54: ...smission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 7 Level 2 Repair 7 2 Pre requisite Tweezers Disass y Sticks Screw Driver Anti static Gloves Anti static Mat Hot Plate A OCTA Disassembly Holder OCTA Disassembly Upper Ethyl Alcohol Cotton Swab ...

Page 55: ...ssion or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 7 Level 2 Repair 7 3 Parts which must be changed after repair BOM description part code Image Remarks Backglass Outside Rework Tape GH81 16332A Whenever the Backglass is disassembled and reassembled ...

Page 56: ...atch Caution 1 Be care of scratch Caution 1 Be care of Rear damage Caution 1 Be care of scratch 2 Be care of Rear and connector damage 2 Detach the Back Glass And Finger sensor 1 Detach the left side of Back glass 2 Detach the Finger sensor connector 3 Unscrew 16 Point and disassemble SIM Tray from device 4 Disassemble Rear 1 1 Put the device in the chamber as following below heating condition SOC...

Page 57: ... prohibited 7 Level 2 Repair Caution 1 Be care of scratch 2 Be care of Front and connector damage 3 Be careful not to damage the PBA Caution 1 Be careful not to damage the PBA Caution 1 Be care of scratch 2 Be care of connector cable damage Caution 1 Be care of FPCB damage 6 Unscrew PBA 1points 5 Detach 2 coaxial cable Battery connect and the other connectors 7 8 1 Disassemble Front CAM 2 Disassem...

Page 58: ...ution transmission or infringement of any content or data from this document without Samsung s written authorization is strictly prohibited 7 Level 2 Repair Caution 1 Be care of several kinds of damage Caution 1 Be careful not to damage the SUB PBA 10 Unscrew SUB PBA and spk 4points 9 Detach SPK Detach SUB PBA ...

Page 59: ...bly Caution 1 Be care of coaxial cable damage Caution 1 Be care of chip damage nearby screw point Caution 1 Be care of FPCB damage and tilt 2 Be care of press power time Caution 1 Be care of components FPCB 3 4 Attach 2 coaxial cable Screw 4point in SUB PBA 1 Attach components on Front RCV module Sensor FPCB Motor and SUB PBA 2 Attach OCTA and SUB PBA Connector 2 1 Attach EMI Tape 4 Flooding label...

Page 60: ...ohibited 7 Level 2 Repair Attach the finger sensor on the REAR and Assemble the finger sensor on the PBA 8 Caution 1 Be care of press power time Caution 1 Be care of FPCB and Y OCTA damage Caution 1 Be care of scratch and REAR damage Caution 1 Be care of scratch and REAR damage 1 Attach Battery Front CAM Sensor FPCB SUB PBA OCTA Connector Screw 1 point in PBA 5 6 Assemble the REAR 7 Screw 16 Point...

Page 61: ...ent without Samsung s written authorization is strictly prohibited 7 Level 2 Repair Caution 1 Be care of scratch and REAR damage Caution 1 Be care of scratch and tilt Caution 1 Be care of scratch and tilt 9 10 Attach the back glass inner tape on the rear case Attach the back glass on the REAR side 11 Press Back Glass with pressing jig for SVC Pressing force 1N Pressing time 1 minute ...

Page 62: ...n 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 1 Components Layout ...

Page 63: ... 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 ...

Page 64: ...Q SPI_CLK RFFE1_CLK SIM1 SD SOCKET MICROSD_DATA 0 3 MICROSD_CLK MICROSD_CMD SIM1_DATA SIM2_DATA SIM1_RST SIM2_RST SIM1_CLK SIM2_CLK PROXY RGB LED NFC_SPI_MISO NFC_SPI_MOSI NFC_SPI_CS_N SUB_DMIC_DATA SUB_DMIC_CLK MAIN_DMIC_DATA MAIN_DMIC_CLK AMP_I2S_LRCK AMP_I2S_BCLK AMP_I2S_D_IN AMP_I2C SPK_OUT_P SPK_OUT_N RCV_P RCV_N MUIC_D_N MUIC_D_P VOL_UP VOL_DOWN SLEEP_CLK Voicewakeup IC DBMD4HD171A1AWRI SPI_...

Page 65: ...A MB LNA1 2 HB LNA B20 B12 13 B26 B1 B3 B7 SFML7E0H001 B38 41 B40 2G GSM850 GSM900 DCS1800 PCS1900 3G WB1 2 4 5 8 4G FDD B1 2 3 4 5 7 8 12 13 17 20 26 28 66 TDD B34 38 39 40 41 TD SCDMA 34 39 CDMA BC0 AUX AUX TX_PA_OUT_B34_39 TX_PA_OUT_B66 TX_PA_OUT_20 TX_PA_OUT_B13 TX_PA_OUT_B28 MXD8642 SAYEY2G53BD0F3K SAF FB2G65AA0F0A B7 BGS8H2 BGS8M2 B1 BGSX22GN10 PRX_TR_IN_B4_66 PRX_TR_IN_B1_4_66_MB PRX_TR_IN_...

Page 66: ...L8004 L8005 L8006 L8016 L8017 R3003 R3004 R3005 R3011 R3012 R3016 R3017 R3018 R3019 R3024 R3025 R3026 R4001 R4003 R4005 R4006 R4007 R4008 R4010 R4011 R4013 R4016 R4017 R4018 R4019 R4020 R4021 R4022 R4027 R4030 R4031 R4032 R4033 R4034 R4035 R4037 R4038 R4040 R4041 R4042 R4045 R4046 R4047 R4048 R4049 R4050 R4051 R5000 R5003 R5005 R5007 R5009 R5011 R5014 R5016 R5019 R5020 R5022 R5034 R5035 R5036 R503...

Page 67: ...07 C5120 C6003 C6005 C6020 C6028 C6031 C6034 C6049 C6050 C6063 C6064 C6066 C6067 C6068 C6071 C7003 C7007 C7008 C7009 C7010 C7012 C7013 C7015 C7016 C7017 C7018 C7020 C7024 C7025 C7026 C7027 C7038 C7040 C7041 C7055 C7069 C7072 C7080 C7081 C7082 C7083 C7084 C7086 C7091 C8014 C8016 C8018 C8022 C8030 C8034 C8035 C8036 C8038 C8039 C8040 C8041 C8043 C8044 C8064 C8065 C8066 C8132 C8133 CON6000 CON6002 CON...

Page 68: ...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 Oscilloscope Digital Multimeter Power Supply driver ESD Safe Tweezer 8960 Spectrum Analyzer Soldering iron ...

Page 69: ...mely low under 3 0V Change the battery END Yes Power on the phone and check the power on sound or motor Vibration Sound or Vibration is ok No Change the FRONT LCD ASSY Yes Check the voltage level at R3002 while pressing power key Is the voltage low No Replace the Power key FPCB Yes Check the signal of SDM_PS_HOLD 1 8V No Check the output voltage of U5005 If the output voltage is not normal Change ...

Page 70: ...tent or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 2 Initial Initial Failure Yes Yes END Abnormal Re Check Power on Trouble shooting process Abnormal Check the OSC5000 Crack open etc Check the U5005 Crack etc Normal Change UCP4000 Re download latest SW on the mobile phone Abnormal Change PBA ...

Page 71: ...g s written authorization is strictly prohibited 8 Level 3 Repair 8 4 3 No Service Yes END Check the Voltage C4057 0 915V C4030 0 87V C4068 1 8V C4088 1 8V No Replace the U5005 no No Replace the OSC5000 Replace the UCP4000 Yes No service Yes Home screen Phone Keypad 1234 Check Phone version CP A920FXXXX Yes Check the connection of RF coaxial cable Check the clock OSC5000 Is the frequency 38 4MHz Y...

Page 72: ...rization is strictly prohibited 8 Level 3 Repair 8 4 4 SIM Part Insert SIM card Yes END Check the SIM Voltage 1 8V C6052 and SIM1 C6075 SIM2 C6072 No Change to the new SIM card If it doesn t still work SIM card after changing the SIM card Check the U7003 U3021 Crack etc Is SIM socket ok No Replace SIM socket Check the SIM RST IO CLK SIM1 ZD6005 SIM2 ZD6005 D6007 Is signal ok No Check the UCP4000 C...

Page 73: ...s strictly prohibited 8 Level 3 Repair 8 4 5 T Flash Part Insert T Flash card Yes END Check the T flash Voltage C6068 2 95V No Change to the new T Flash card If it doesn t still work T Flash card after changing the T FLASH Check the U6001 U5003 Crack etc Is microSD socket ok No Replace microSD socket Check the t flash CMD Data CLK ZD6000 ZD6021 ZD6001 ZD6018 ZD6019 ZD6020 Is signal ok No Check the...

Page 74: ...any content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 6 Cable Charging Part Normal Fast Insert TA USB YES YES END Check the CHG_IN_5P0 C6035 5V or 9V NO Replace U6002 Charging Sequence Start VBUS_IF_5P0 C6036 5V or 9V YES NO Replace SUB PBA Battery is Charging NO YES Replace U5002 ...

Page 75: ...t of any content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 7 OTG OTG does not work Yes Yes END Check the VBUS_IF_5P0 C6035 5V No Check U6002 crack open damaged etc Check the CHG_IN_5P0 L6007 5V Yes No Check U5002 crack open damaged etc Check OTG working No Yes Replace SUB PBA ...

Page 76: ...ingement of any content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 8 1 Magnetic Sensor Magnetic Sensor does not work Yes Yes END Check R4025 R4026 No Replace UCP4000 Check the voltage C3019 1 8V Yes No Replace U7003 Check U3020 crack open etc Abnormal Yes Replace U3020 ...

Page 77: ...ny content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 8 2 6Axis Sensor 6Axis Sensor does not work Yes Yes END Check 6Axis MOSI CLK NSS MISO pin SPI is OK No Replace UCP4000 Check the voltage C3910 C3911 1 8V Yes No Replace U7003 Check U3010 crack open etc Abnormal Yes Replace U3010 ...

Page 78: ...trictly prohibited 8 Level 3 Repair 8 4 8 3 Proximity RGB Light sensor Proximity RGB Light Sensor does not work Yes Yes Check the voltage C3907 3 3V No Replace U3000 Check the voltage C3908 1 8V Sensor s IO voltage Yes No Replace U7003 Check R4025 R4026 No Yes Replace UCP4000 Yes END Check Connector HEA3000 damaged etc Abnormal Replace Connector HEA3000 Check Sensor FPCB Module damaged etc Replace...

Page 79: ...g s written authorization is strictly prohibited 8 Level 3 Repair 8 4 8 4 Fingerprint Sensor END Replace the Fingerprint sensor module Yes Fingerprint Sensor does not work Yes Yes Check the voltage C3091 3 3V C3092 1 8V No Replace U3017 Check the Fingerprint Sensor connector on Main PBA Yes No Reconnect the HDC3001 Check the Fingerprint Sensor MISO MOSI CLK CS_N Pins SPI is OK No Yes Replace UCP40...

Page 80: ... this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 9 1 Microphone Part Main MIC Check main microphone function in Loopback Test RCV_1stMic mode Yes Check the voltage at C1031 1 8V of sub PBA No Replace U8008 of MAIN PBA Yes END Check the MAIN_DMIC_DATA at C1032 of sub PBA Yes No Replace s u b P B A Or replace Main BtoB FPCB ...

Page 81: ...content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 9 2 Microphone Part Sub 2nd MIC Check Sub 2nd microphone function in Loopback Test SPK_2ndMic mode or in camcording mode Yes Check the C8038 1 8V No Replace U8008 of Main PBA Yes END Replace MAIN PBA No Check the SUB_DMIC_DATA at C8039 ...

Page 82: ...a from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 10 Speaker Part Check speaker function Play MP3 with maximum volume level Yes Check the output of MAIN PBA L8016 L8017 No Replace U8014 Yes Yes END Replace speaker module Check the output at ANT1008 ANT1009 of sub PBA No Replace sub PBA Or replace Main BtoB FPCB ...

Page 83: ...without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 11 Receiver Part Check receiver function in voice call receiver mode Yes Check RCV module where RCV s placed for any damage No Resolder or Replace RCV module Yes Check C clips of MAIN PBA ANT8001 ANT8002 No Resolder or Replace ANT8001 ANT8002 Yes END Check the C 8 0 4 7 C 8 0 4 8 Replace MAIN PBA No Yes ...

Page 84: ...without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 12 BT WIFI BT WIFI is not working Ye No Enable BT or WIFI function END Check the Voltage C3020 C3022 3 3V No Check the U5003 U5005 Crack open damaged etc Check the status of ANT3015 ANT3005 No Resolder or change U3002 Check BT or WIFI fuction ON Resolder or change the ANT3015 ANT3005 Yes Yes Yes Yes Yes ...

Page 85: ...nt or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 13 GPS GPS is not working Yes No Enable GPS Function in the setting END Yes Check the Antenna contact ANT2003 No 1 Resolder or Replace the ANT2003 2 Replace REAR Yes Yes No Check GPS function ON Check the voltage on C3052 1 8V Replace the U5005 ...

Page 86: ...document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 14 NFC NFC is not working YES NO Enable NFC Function END YES Check the Antenna connect ANT3003 ANT3004 NO 1 Resolder or Replace The ANT3003 ANT3004 2 Replace NFC ANT YES Check the Voltage on C3105 1 8V NO Resolder or Replace the U7003 YES Resolder or Replace U3021 Check NFC function ON ...

Page 87: ...data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 15 Display LCD is still off after PWR ON Yes No Reconnect the HEA7001 END Yes Check ELVDD4P6 4 6V C7086 EL VSS_ 4P4 5 4 1 4V C7082 ELA VDD_7P3 5 8 7 9V C7080 No Resolder or Replace the U7003 Yes Check the connection of HEA7001 Replace the Display module Yes ...

Page 88: ...ment without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 16 24M CAMERA FRONT CAMERA Yes END Camera function does not work Yes No Reconnect the HEA7000 Yes Check the Camera connector on Main PBA Yes Replace the camera module Replace the PBA Check the voltage C7003 2 8V C7018 1 05V C7017 2 04V No Resolder or Replace U7001 Resolder or Replace U7014 Yes ...

Page 89: ...strictly prohibited 8 Level 3 Repair 8 4 17 1 QUAD CAMERA REAR CAMERA 24M WIDE Camera function does not work Yes No Reconnect the HDC7000 Yes END Yes Check the voltage C7075 2 8V C7076 1 05V C7074 2 8V C7092 1 8V No Resolder or Replace U5003 Resolder or Replace U7000 Resolder or Replace U7009 Resolder or Replace U5005 Yes No Replace the PBA Yes Replace the Main camera module Check the Camera conne...

Page 90: ...orization is strictly prohibited 8 Level 3 Repair 8 4 17 2 QUAD CAMERA REAR CAMERA 5M DEPTH Camera Live Focus function does not work Yes No Reconnect the HEA7003 Yes END Yes Check the voltage C7053 1 8V C7056 1 2V C7134 2 8V No Resolder or Replace U5005 Resolder or Replace U7011 Resolder or Replace U7013 Yes No Replace the PBA Yes Replace the Main camera module Check the Camera connector on Main P...

Page 91: ...n is strictly prohibited 8 Level 3 Repair 8 4 17 3 QUAD CAMERA REAR CAMERA 8M ULTRA WIDE Camera Ultra Wide or Panorama function does not work Yes No Reconnect the HEA7004 Yes END Yes Check the voltage C7058 2 8V C7077 1 2V C7078 1 8V No Resolder or Replace U7004 Resolder or Replace U7015 Resolder or Replace U5005 Yes No Replace the PBA Yes Replace the Main camera module Check the Camera connector ...

Page 92: ...ly prohibited 8 Level 3 Repair 8 4 17 4 QUAD CAMERA REAR CAMERA 10M TELE Camera 2x 8x zoom function does not work Yes No Reconnect the HDC7001 Yes END Yes Check the voltage C7005 2 8V C7004 1 05V C7001 2 8V C7002 1 8V No Resolder or Replace U5003 Resolder or Replace U7006 Resolder or Replace U7008 Resolder or Replace U5005 Yes No Replace the PBA Yes Replace the Main camera module Check the Camera ...

Page 93: ...fringement of any content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 18 TSP Touch Screen does not work Yes No Reconnect the HEA7001 Yes END Yes Check the voltage VDD_TSP_A3P0 C7081 3 0V No Replace the PBA Yes Replace the Display module Check TSP Connector on MAIN PBA ...

Page 94: ...y content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 19 Pressure Touch Home Button function Touch Screen does not work Yes No Reconnect the HEA7001 Yes END Yes Check the voltage VDD_TSP_A3P0 C7081 3 0V No Replace the PBA Yes Replace the Display module Check TSP Connector on MAIN PBA ...

Page 95: ...gement of any content or data from this document without Samsung s written authorization is strictly prohibited 8 Level 3 Repair 8 4 20 Motor Check the Clip on PBA ANT8003 and ANT8004 Motor does not work Yes No Resolder or Reconnect ANT8003 ANT8004 Yes END Yes No Resolder or Replace U7003 Yes Replace Motor CheckthevoltageU7003 C7015 3 3V ...

Page 96: ...END Check C1095 65dBm Check component soldering status OK at F1007 Check L1038 65dBm Check component soldering status OK at F1000 L1030 65dBm Resolder or change RFS1001 or C1095 or C1098 Resolder or change F1007 Resolder or change L1038 Resolder or change F1000 Resolder or change L1030 or L1029 Resolder or change U2029 NO NO NO NO NO NO YES YES YES YES YES YES YES Check status OK at coaxial cable ...

Page 97: ...095 65dBm Check component soldering status OK at F1007 Check L1038 65dBm Check component soldering status OK at F1000 L1021 65dBm Resolder or change RFS1001 or C1095 or C1098 Resolder or change F1007 Resolder or change L1038 Resolder or change F1000 Resolder or change L1021 or C1015 or L1020 Resolder or change U2029 NO NO NO NO NO NO YES YES YES YES YES YES YES Check status OK at coaxial cable SUB...

Page 98: ...C1095 65dBm Check component soldering status OK at F1007 Check L1038 65dBm Check component soldering status OK at F1000 C1026 65dBm Resolder or change RFS1001 or C1095 or C1098 Resolder or change F1007 Resolder or change L1038 Resolder or change F1000 Resolder or change C1023 or C1024 Resolder or change U2029 NO NO NO NO NO NO YES YES YES YES YES YES YES Check status OK at coaxial cable SUB PBA an...

Page 99: ...C1095 65dBm Check component soldering status OK at F1007 Check L1038 65dBm Check component soldering status OK at F1000 L1062 65dBm Resolder or change RFS1001 or C1095 or C1098 Resolder or change F1007 Resolder or change L1038 Resolder or change F1000 Resolder or change C1110 or L1062 Resolder or change U2029 NO NO NO NO NO NO YES YES YES YES YES YES YES Check status OK at coaxial cable SUB PBA an...

Page 100: ...C1095 65dBm Check component soldering status OK at F1007 Check L1038 65dBm Check component soldering status OK at F1000 C1119 65dBm Resolder or change RFS1001 or C1095 or C1098 Resolder or change F1007 Resolder or change L1038 Resolder or change F1000 Resolder or change C1118 or C1119 Resolder or change U2029 NO NO NO NO NO NO YES YES YES YES YES YES YES Check status OK at coaxial cable SUB PBA an...

Page 101: ...vel 3 Repair 8 4 26 WCDMA B1 LTE B1 4 66 Rx Check component soldering status OK at F1007 Resolder or change F1007 NO YES Check C1095 65dBm Resolder or change RFS1001 or C1095 or C1098 or C1096 YES NO Check L1008 65dBm Resolder or change L1008 or C1031 NO YES Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1009 65dBm Resolder or change U1010 or L1006 or L1077 NO ...

Page 102: ...4 27 DCS1800 LTE B3 Rx Check component soldering status OK at F1007 Resolder or change F1007 NO YES Check C1095 65dBm Resolder or change RFS1001 or C1095 or C1098 or C1096 YES NO Check L1008 65dBm Resolder or change L1008 or C1031 NO YES Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1023 or L1024 65dBm Resolder or change C1018 or L1022 or U1000 or F1004 or L10...

Page 103: ...ir 8 4 28 PCS1900 WCDMA B2 LTE B2 Rx Check component soldering status OK at F1007 Resolder or change F1007 NO YES Check C1095 65dBm Resolder or change RFS1001 or C1095 or C1098 or C1096 YES NO Check L1008 65dBm Resolder or change L1008 or L1011 or C1031 NO YES Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1002 65dBm Resolder or change L1002 or L1001 or C1006 o...

Page 104: ...8 Level 3 Repair 8 4 29 GSM900 WCDMA B8 LTE B8 Rx Check component soldering status OK at F1007 Resolder or change F1007 NO YES Check C1095 65dBm Resolder or change RFS1001 or C1095 or C1098 or C1096 YES NO Check L1038 65dBm Resolder or change C1124 or L1038 NO YES Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1041 65dBm Resolder or change L1040 or L1041 NO YES...

Page 105: ...k L2050 65dBm Resolder or change L2050 or C2070 or U2033 or L2049 or C2045 NO YES Check component soldering status OK at PAM2000 Resolder or change PAM2000 NO YES Receiver is O K END Resolder or change U2029 YES NO Check component soldering status OK at U1001 Resolder or change U1001 NO YES Check C1032 65dBm Resolder or change RFS1000 or C1032 or C1034 or C1033 YES NO YES Check status OK at coaxia...

Page 106: ...ck L2082 65dBm Resolder or change L2082 or L2081 or C2095 or C2096 NO YES Check component soldering status OK at PAM2000 Resolder or change PAM2000 NO YES Receiver is O K END Resolder or change U2029 YES NO Check component soldering status OK at U1001 Resolder or change U1001 NO YES Check C1032 65dBm Resolder or change RFS1000 or C1032 or C1034 or C1033 YES NO YES Check status OK at coaxial cable ...

Page 107: ...Repair 8 4 32 LTE B5 8 12 13 17 20 26 28 WCDMA B5 8 DRx Receiver is O K END Resolder or change U2029 YES NO Check component soldering status OK at U2001 Resolder or change U2001 NO YES Check C2006 65dBm Resolder or change C2006 NO YES Check component soldering status OK at U2031 Resolder or change U2031 NO YES Check C2040 65dBm Resolder or change VR2000 or C2061 or C2040 or L2004 YES NO YES Check ...

Page 108: ... 40 41 DRx Check component soldering status OK at U2002 Resolder or change U2002 NO YES Check L2036 65dBm Resolder or change L2036 NO YES Check component soldering status OK at U2031 Resolder or change U2031 NO YES Check C2036 65dBm Resolder or change VR2002 or L2033 or C2036 or C2122 YES NO Check C2051 or L2038 65dBm Resolder or change C2051 or L2038 NO YES Receiver is O K END Resolder or change ...

Page 109: ...DRx Check component soldering status OK at U2002 Resolder or change U2002 NO YES Check L2029 65dBm Resolder or change L2029 or C2038 or C2047 NO YES Check component soldering status OK at U2031 Resolder or change U2031 NO YES Check C2036 65dBm Resolder or change VR2002 or L2033 or C2036 or C2122 YES NO Check C2031 or L2042 65dBm Resolder or change C2031 or L2042 NO YES Receiver is O K END Resolder...

Page 110: ...x Check component soldering status OK at U1004 Resolder or change U1004 NO YES Check L1038 About 23dBm Resolder or change L1038 NO YES Check component soldering status OK at F1007 Resolder or change F1007 NO YES Check L1052 About 0 dBm Resolder or change U2029 or L1052 or C1080 YES NO Check C1096 About 23dBm Resolder or change C1095 or C1096 or C1098 NO YES Check RFS1001 About 23dBm Resolder or ch...

Page 111: ...DRx Check component soldering status OK at U2002 Resolder or change U2002 NO YES Check L2029 65dBm Resolder or change L2029 or C2038 or C2047 NO YES Check component soldering status OK at U2031 Resolder or change U2031 NO YES Check C2036 65dBm Resolder or change VR2002 or L2033 or C2036 or C2122 YES NO Check C2031 or L2042 65dBm Resolder or change C2031 or L2042 NO YES Receiver is O K END Resolder...

Page 112: ...DRx Check component soldering status OK at U2002 Resolder or change U2002 NO YES Check L2029 65dBm Resolder or change L2029 or C2038 or C2047 NO YES Check component soldering status OK at U2031 Resolder or change U2031 NO YES Check C2036 65dBm Resolder or change VR2002 or L2033 or C2036 or C2122 YES NO Check L2051 or C2030 65dBm Resolder or change L2051 or C2030 NO YES Receiver is O K END Resolder...

Page 113: ... U1004 NO YES Check L1049 About 33dBm Resolder or change L1049 NO YES Check L1057 About 0dBm Resolder or change U2029 or L1057 YES NO Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1038 About 33dBm Resolder or change L1038 NO YES Check component soldering status OK at F1007 Resolder or change F1007 NO YES Check C1096 About 33dBm Resolder or change C1095 or C109...

Page 114: ...O K END Change Coaxial cable or SUB PBA or mechanical material YES NO Check component soldering status OK at U1004 Resolder or change U1004 NO YES Check L1046 About 30dBm Resolder or change L1046 NO YES Check L1059 About 0dBm Resolder or change U2029 or C1092 or L1059 YES NO Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1038 About 33dBm Resolder or change L103...

Page 115: ...out 23dBm Resolder or change C1077 or L1053 or L1058 or C1093 or C1094 or L1056 or C1090 or C1089 or C1041 or C1047 or C1078 NO YES Check component soldering status OK at F1007 Resolder or change F1007 NO YES ANT is O K END Change Coaxial cable or SUB PBA or mechanical material YES NO Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1038 About 33dBm Resolder or c...

Page 116: ...ut 23dBm Resolder or change C1040 or L1070 or L1071 or L1063 or L1064 or C1105 or L1066 or C1106 ro L1004 or L1005 or C1012 or C1114 or U8065 or C1116 NO YES Check component soldering status OK at F1007 Resolder or change F1007 NO YES ANT is O K END Change Coaxial cable or SUB PBA or mechanical material YES NO Check component soldering status OK at F1000 Resolder or change F1000 NO YES Check L1038...

Page 117: ...42 LTE B7 38 40 41 Tx Check C2046 About 0dBm Resolder or change U2029 or L2063 or C2046 or C2088 YES NO Check component soldering status OK at PAM2000 Resolder or change PAM2000 NO YES Check component soldering status OK at U1001 Resolder or change U1001 NO YES Resolder or change C1032 or C1033 or C1034 Check C1032 About 23dBm NO YES ANT is O K END Change Coaxial cable or SUB PBA or mechanical mat...

Page 118: ...vice 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 5 Service Schematics NC Point Top View ...

Page 119: ...vanced Audio Coding AVC Advanced Video Coding BER Bit Error Rate BPSK Binary Phase Shift Keying CA Conditional Access CDM Code Division Multiplexing C I Carrier to Interference DMB Digital Multimedia Broadcasting EN European Standard ES Elementary Stream ETSI European Telecommunications Standards Institute MPEG Moving Picture Experts Group PN Pseudo random Noise PS Pilot Symbol QPSK Quadrature Pha...

Page 120: ...is Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd 2018 10 Rev 1 0 ⓒ ...

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