Samsung SGH-L170 Service Manual
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Samsung SGH-L170 Service Manual

Samsung SGH-L170 Service Manual

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GSM TELEPHONE
SGH-L170
GSM TELEPHONE
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Summary of Contents for Samsung SGH-L170

  • Page 1: Table Of Contents

    GSM TELEPHONE SGH-L170 GSM TELEPHONE CONTENTS 1. Safety Precautions 2. Specification 3. Product Function 4. Array course control 5. Exploded View and Parts list 6. MAIN Electrical Parts List 7. Disassembly and Assembly Instructions 8. Block Diagrams 9. PCB Diagrams 10.
  • Page 2 China china.samsungportal.com Asia asia.samsungportal.com Mideast & Africa mea.samsungportal.com This Service Manual is a property of Samsung Electronics Co.,Ltd. Samsung Electronics Co.,Ltd. ⓒ Any unauthorized use of Manual can be punished under applicable International and/or domestic law. 2008. 02. Rev.1.0...

  • Page 3: Safety Precautions

    ● Don't use as you pleases after change other material than replacement registered on SEC System. Otherwise engineer in charge isn't charged with problem that you don't keep this rules. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 4 ● You must maintain electric contact between ESD and place due to be set up until ESD is connected completely to the proper place or a circuit board. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 5: Specification

    Po wer Class (max +33dBm) (max +30dBm) (max +30dBm) (max +24dBm) Sen sitivity - 102dBm - 100dBm - 100dBm - 106.7 dBm TDMA Mux Cell Radius 35Km SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 11±3 dBm 8±4dBm 8±4dBm 9±3dBm 6±4 dBm 6±4 dBm 7±3 dBm 4±4 dBm 4±4 dBm 5±3 dBm 2±5 dBm 2±5 dBm 0±5 dBm 0±5 dBm SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 7: Product Function

    － Mobile Blog － Rss Reader － FM Radio with RDS － Music Search Bluetooth 2.0 － － Auto Time Setting, － GPRS/EDGE － MMS / EMS SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 8: Array Course Control

    4-1. Software Adjustments Test Jig Test Cable (GH39-00886A or GH39-00889A) GH80-03308A Serial Cable Power Supply Cable RF Test Cable DATA CABLE (GH39-00397A) (GH39-00922A or GH39-00922B) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 2. Load the binary download program by executing the “Downloader V5.30.exe”. → If you connect the data cable to L170, you can see "COM" port detection sign. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 3. Select chipset "MSM6245". Next, check the "boot change" and check the "full download" 4. Select the binary files. (Boot, Modem, Rsrc1, Rsrc2, Factory FS) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 11 → Download progressing bar is starting. 7. When downloading is complete, UE reboot automatically. → If there is difference in FactoryFs.bin, UE will format file system automatically. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 12: Exploded View And Parts List

    5-1. Cellular phone Exploded View QMW01 QKP01 QLC01 QME03 QFR01 QMP01 QMO01 QSP01 QCA01 QCR69 QVO01 QCK01 QVO08 QIF01 QCK02 QRE01 QRF01 QCR70 QCR70 QBA01 QBA00 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 ASSY ETC-SGHL170 SPK INT ASS'Y GH59-05124A QVO08 ASSY DECO-SIDE BELT GH98-06464A QIF01 PMO COVER-IF GH72-44663A QVO01 PMO KEY-VOL GH72-44664A QCK01 PMO KEY-CAM GH72-44665A QCK02 PMO KEY-SWITCH GH72-44666A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 14: Main Electrical Parts List

    IC-MCP 1201-002304 U503 IC-AUDIO AMP 1201-002305 PAM200 IC-POWER AMP 1201-002570 PAM100 IC-POWER AMP 1203-002624 U500 IC-POSI.FIXED REG. 1203-003340 U403 IC-POSI.FIXED REG. 1203-003432 Q605 IC-POSI.FIXED REG. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 R-CHIP 2007-000148 R301 R-CHIP 2007-000152 R303 R-CHIP 2007-000171 R110 R-CHIP 2007-000171 R111 R-CHIP 2007-000171 R320 R-CHIP 2007-000171 R404 R-CHIP 2007-000171 R406 R-CHIP 2007-000171 R408 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 R-CHIP 2007-008046 R107 R-CHIP 2007-008046 R108 R-CHIP 2007-008049 R305 R-CHIP 2007-008053 R432 R-CHIP 2007-008055 R300 R-CHIP 2007-008055 R317 R-CHIP 2007-008055 R322 R-CHIP 2007-008055 R325 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 R-CHIP 2007-008516 R424 R-CHIP 2007-008516 R425 R-CHIP 2007-008516 R426 R-CHIP 2007-008516 R427 R-CHIP 2007-008516 R439 R-CHIP 2007-008516 R710 R-CHIP 2007-008516 R711 R-CHIP 2007-008531 R211 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 18 R-CHIP 2007-008774 R209 R-CHIP 2007-008786 R323 R-CHIP 2007-008806 R101 R-CHIP 2007-008806 R106 R-CHIP 2007-008806 R114 R-CHIP 2007-008806 R202 R-CHIP 2007-008806 R308 R-CHIP 2007-008806 R326 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 C-CER,CHIP 2203-000254 C520 C-CER,CHIP 2203-000278 C117 C-CER,CHIP 2203-000330 C100 C-CER,CHIP 2203-000330 C201 C-CER,CHIP 2203-000438 C121 C-CER,CHIP 2203-000438 C122 C-CER,CHIP 2203-000438 C126 C-CER,CHIP 2203-000438 C315 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 20 C-CER,CHIP 2203-005482 C500 C-CER,CHIP 2203-005482 C518 C-CER,CHIP 2203-005482 C601 C-CER,CHIP 2203-005682 C109 C-CER,CHIP 2203-005682 C110 C-CER,CHIP 2203-005682 C231 C-CER,CHIP 2203-005682 C440 C-CER,CHIP 2203-005682 C441 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 C-CER,CHIP 2203-005725 C232 C-CER,CHIP 2203-005725 C235 C-CER,CHIP 2203-005725 C237 C-CER,CHIP 2203-005725 C238 C-CER,CHIP 2203-005725 C241 C-CER,CHIP 2203-005725 C242 C-CER,CHIP 2203-005725 C255 C-CER,CHIP 2203-005727 C218 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 C-CER,CHIP 2203-006194 C306 C-CER,CHIP 2203-006194 C318 C-CER,CHIP 2203-006194 C320 C-CER,CHIP 2203-006194 C327 C-CER,CHIP 2203-006194 C330 C-CER,CHIP 2203-006194 C332 C-CER,CHIP 2203-006194 C334 C-CER,CHIP 2203-006194 C336 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 2203-006423 C246 C-CER,CHIP 2203-006423 C247 C-CER,CHIP 2203-006423 C249 C-CER,CHIP 2203-006423 C250 C-CER,CHIP 2203-006423 C304 C-CER,CHIP 2203-006423 C305 C-CER,CHIP 2203-006423 C307 C-CER,CHIP 2203-006423 C309 C-CER,CHIP 6-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 2203-006423 C449 C-CER,CHIP 2203-006423 C716 C-CER,CHIP 2203-006423 C717 C-CER,CHIP 2203-006423 C719 C-CER,CHIP 2203-006423 C721 C-CER,CHIP 2203-006439 C229 C-CER,CHIP 2203-006439 C230 C-CER,CHIP 2203-006462 C301 C-CER,CHIP 6-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 2203-006648 C501 C-CER,CHIP 2203-006648 C503 C-CER,CHIP 2203-006668 C300 C-CER,CHIP 2203-006681 C406 C-CER,CHIP 2203-006712 C421 C-CER,CHIP 2203-006824 C413 C-CER,CHIP 2203-006824 C418 C-CER,CHIP 2203-006824 C420 C-CER,CHIP 6-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 26 2203-006841 C401 C-CER,CHIP 2203-006841 C417 C-CER,CHIP 2203-006841 C439 C-CER,CHIP 2203-006841 C516 C-CER,CHIP 2203-006841 C517 C-CER,CHIP 2203-006872 C425 C-CER,CHIP 2203-006872 C507 C-CER,CHIP 2203-006994 C240 C-CER,CHIP 6-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 27 2703-002917 L203 INDUCTOR-SMD 2703-002917 L204 INDUCTOR-SMD 2703-002917 L206 INDUCTOR-SMD 2703-002953 L104 INDUCTOR-SMD 2703-002955 L105 INDUCTOR-SMD 2703-002955 L109 INDUCTOR-SMD 2703-002961 L501 INDUCTOR-SMD 2703-002961 L503 INDUCTOR-SMD 6-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 CONNECTOR-COAXIAL 3708-001890 HEA700 CONNECTOR-FPC/FFC/PIC 3709-001453 CN400 CONNECTOR-CARD EDGE 3710-002523 IFC600 SOCKET-INTERFACE 3711-006256 BTC400 HEADER-BATTERY 3711-006630 HEA701 HEADER-BOARD TO BOARD 3711-006630 HEA702 HEADER-BOARD TO BOARD 6-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 ICT SHIELD-CAN CLIP GH70-02640A CLIP320 ICT SHIELD-CAN CLIP Please consult the GSPN website (Samsung Portal) for the most recent version of the product's part list. 6-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 30: Disassembly And Assembly Instructions

    1) Disassemble the PBA Assy from FRONT. 1) Disassemble the CAMERA from PBA assy. (Be careful of crack antenna soldering pad) 2) Disassemble the Side belt from FRONT. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 - Be careful not to make a scratch on Main window. - Be careful not to damage on Main window. - Be careful not to damage on Touch key sensor in KEY FPCB. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 Exploded View and Parts List 1) Pick out 4 flanges from FRONT. 2) Detach KEYPAD from FRONT. 1) Disassemble LCD from FRONT by using LCD disassembly hole. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 33 1) Assemble KEYPAD with FRONT by inserting flanges of bottom side at first. 2) Set up flanges(4 points) into FRONT back side. 1) Insert rubbers. (2 points) (Protection for separation KEYPAD from FRONT) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 Push a MOTOR wire lightly 1) Check up flange joint status. 2) Insert MOTOR on FRONT. 3) Arrange MOTOR wire by pushing a wire lightly. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 35 3) Assemble KEY FPCB with PBA Assy. 4) Assemble CAMERA with PBA Assy. 1) Assemble REAR case with FRONT Assy from bottom side to top side. 2) Assemble screws. (6points) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 36: Block Diagrams

    8. Block Diagrams 8-1. RF Solution Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 37 Block Diagrams 8-2. Base Band Solution Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 38 Block Diagrams 8-3. Power Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 39: Pcb Diagrams

    C607 C609 C40 8 R40 7 C604 R44 2 BT_RESE T TP_MODE30 D60 0 C600 BAT40 0 C611 BTC40 0 C614 C615 C616 CLIP32 0 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 40 V71 4 R430 HEA70 0 R41 5 C703 C700 R702 C505 ZD70 0 L501L503 C72 4 R50 3R50 6 C510 G300 G30 1 C502 TP_PS_HOL SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 41: Chart Of Troubleshooting

    PMIC (C418, C420, C413, C423, C416) check the TCXO100 Check the clock generation circuit 19.2Mhz? (related to TCXO100) Check the initial operation 10-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 42 Flow Chart of Troubleshooting ② Schematic for Power ON ③ Layout for Power ON 10-2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 43 (related to U400 and TCXO100) at R114 LCD Display OK ? Check the LCD part Sound operation OK Check the Audio part 10-3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 44 Flow Chart of Troubleshooting ② Schematic for System Initial ③ Layout for System Initial 10-4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 There is any signal pin#13,#15,#16 of Check the U400 & UCP300 CN400 Check the SIM Card ** Check SIM's signal when you see SIM checking display 10-5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 46 Flow Chart of Troubleshooting ② Schematic for SIM Part ③ Layout for SIM Part 10-6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 47 5V when charging Check U402's Pin #3 Check the U402 is "LOW" when charging Check U402's Pin #4 Check the U402 is "LOW" when charging 10-7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 48 Flow Chart of Troubleshooting ② Schematic for Charging part ③ Layout for Charging part 10-8 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 49 Check the DC bias voltage on Mic path. The voltage of R503 Check the path around MIC Bias circuit about 1.8V ? The microphone is OK Check UCP300 10-9 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 50 Flow Chart of Troubleshooting ② Schematic for Microphone Part 10-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 51 Flow Chart of Troubleshooting ③ Layout for Microphone Part 10-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 52 U503? Is there any signals at the pin# 6 and Check U504, L504, L506 pin# 9 of U504 ? 10-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 53 AF18 Check UCP300,R519,R520 and pin#AE18 of Is there any signals at the pin# 6 and Check U504, L504, L506 pin# 9 of U504 ? 10-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 54 Flow Chart of Troubleshooting ② Schematic for Receiver & Speak Part 10-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 55 Flow Chart of Troubleshooting ③ Layout for Headset Part 10-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 56 Flow Chart of Troubleshooting 10-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 57 Check the mic path from earjack to MIC2_P & MIC2_N Earphone is not Check the ear path from earjack operational? to EAR_R & EAR_L R510, R513, L508, L509 10-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 58 Flow Chart of Troubleshooting ② Schematic for Headset Part 10-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 59 Flow Chart of Troubleshooting ③ Layout for Headset Part 10-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 60 Check the F704, F705 Check input signals at F704 , F705 Check the C709 = 33.6MHz Check the UCP300 Is Camera Working? Check the UCP300 10-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 61 Flow Chart of Troubleshooting ② Schematic for Camera Part (Mega and QCIF) 10-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 62 Flow Chart of Troubleshooting ③ Layout for Camera Part (Mega and QCIF) 10-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 63 Flow Chart of Troubleshooting 10-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 64 U200 = 19.2MHz Check the pin #10,11,12,13 of Resolder or Change U200 U200 Vp-p=160mV GSM RX path component GSM Receiver is O.K? resolder or change 10-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 65 UCP300 high && pin #1, PAM100 Check and change pin #25 : 1.2V PAM100 PAM100 pin #26 ≥ 3.7V Check PAM100, VBATT Check U200 10-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 66 U200 = 19.2MHz Check the pin #10,11,12,13 of Resolder or Change U200 U200 Vp-p=160mV GSM RX path component GSM Receiver is O.K? resolder or change 10-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 67 UCP300 high && pin #1, PAM100 Check and change pin #25 : 1.2V PAM100 PAM100 pin #26 ≥ 3.7V Check PAM100, VBATT Check U200 10-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 68 U200 = 19.2MHz Check the pin #10,11,12,13 of Resolder or Change U200 U200 Vp-p=160mV GSM RX path component GSM Receiver is O.K? resolder or change 10-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 69 UCP300 high && pin #1, PAM100 Check and change pin #25 : 1.2V PAM100 PAM100 pin #26 ≥ 3.7V Check PAM100, VBATT Check U200 10-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 70 U201 = 19.2MHz Check the pin #10,11,12,13 Resolder or Change U200 U201 Vp-p=160mV UMTS RX path component UMTS Receiver is O.K? resolder or change 10-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 71 #26 ≥ 3.7V ? DUP200 pin #2 ≥ 20dBm ? Check PAM100, L200, C204 CPL200 Check F201 pin #1 ≥ 20dBm ? Check PAM200 10-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 72 Flow Chart of Troubleshooting - Schematic for 2G RF 10-32 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 73 Flow Chart of Troubleshooting - Schematic for 3G RF - Schematic for TCXO 10-33 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 74 Flow Chart of Troubleshooting - Layout for 2G/3G RF - Layout for 2G/3G RF 10-34 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 75 #C1, #D1 from ANT102 to U102 at U101? L117 is High? replace L115 or check U400 C129 && Check U400 C130 = 2.6V ? 10-35 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 76 Is there any signal Check the path from earphone antenna to U101 pin#G1 at U101? Is there any signal Replace U101 at C123 , C124 10-36 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 77 Flow Chart of Troubleshooting ② Schematic for Bluetooth / FM Radio 10-37 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 78 Flow Chart of Troubleshooting ③ Layout for Bluetooth / FM Radio 10-38 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 79: Reference Data

    PS : Pilot Symbol QPSK: Quadrature Phase Shift Keying RS : Reed-Solomon SI : Service Information TDM : Time Division Multiplexing TS : Transport Stream 11-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

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