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Samsung SM-R750 Service Manual

Samsung SM-R750 Service Manual

Wireless device
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Wireless Device
Wireless Device
SM-R750
CONTENTS
2. Specification
3. Product Function
4. Exploded View and Parts list
9. Reference data
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 notification of such
changes.

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Summary of Contents for Samsung SM-R750

  • Page 1: Table Of Contents

    -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 notification of such...
  • Page 2 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. 2014. 09. Rev.1.0...
  • Page 3 3 5K m 2K m 2K m 2K m 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.
  • Page 4 4±4 dBm 5±3 dBm 2±5 dBm 0±5 dBm 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.
  • Page 5 - Schedule, Running, New Briefing, Weather, Alarm, Gallery, Notification 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.
  • Page 6: Safety Precautions

    Always use the replacement parts that are registered in the SEC system. Third-party replac ement parts may not function properly. 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.
  • Page 7 Increase the airflow to the working area to decrease the chance of accidental static electricity discharges. 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.
  • Page 8: Main Electrical Parts List

    1205-005079 U104 IC-TRANSCEIVER 1209-002227 U506 IC-PRESSURE SENSOR 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.
  • Page 9 R-CHIP 2007-009157 R319 R-CHIP 2007-009157 R400 R-CHIP 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.
  • Page 10 R-CHIP 2007-011591 R303 R-CHIP 2007-011591 R304 R-CHIP 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.
  • Page 11 C-CER,CHIP 2203-005736 C101 C-CER,CHIP 2203-005736 C103 C-CER,CHIP 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.
  • Page 12 C-CER,CHIP 2203-006839 C107 C-CER,CHIP 2203-006839 C125 C-CER,CHIP 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.
  • Page 13 C-CER,CHIP 2203-007449 C211 C-CER,CHIP 2203-007449 C215 C-CER,CHIP 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.
  • Page 14 C-CER,CHIP 2203-007621 C302 C-CER,CHIP 2203-007621 C303 C-CER,CHIP 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.
  • Page 15 C-CER,CHIP 2203-007621 C349 C-CER,CHIP 2203-007621 C350 C-CER,CHIP 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.
  • Page 16 C-CER,CHIP 2203-007796 C474 C-CER,CHIP 2203-007796 C506 C-CER,CHIP 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.
  • Page 17 2703-001868 L404 INDUCTOR-SMD 2703-002958 L100 INDUCTOR-SMD 5-10 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.
  • Page 18 2703-005056 L502 INDUCTOR-SMD 2801-005352 OSC400 CRYSTAL-SMD 5-11 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.
  • Page 19 3712-001528 POGO402 CONNECTOR-TERMINAL 3712-001528 POGO403 CONNECTOR-TERMINAL 5-12 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.
  • Page 20 Please consult the GSPN website (Samsung Portal) for the most recent version of the product's part list. 5-13 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.
  • Page 21: Level 1 Repair

    Set "UMS/PATCH=" in [ButtonOption] to "1" and Save it. 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.
  • Page 22  Load the binary download program by executing the  Run this file. "Odin3 v3.09.exe" 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.
  • Page 23 Menu Selection : Power Key Press & Release for 1.6sec (Auto Restarting if nothing happened) 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.
  • Page 24 5. Once the device boots up, confirm the downloaded version name and etc. : *#1234# 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.
  • Page 25: Level 2 Repair

    (watch out LCD FPCB right side) homekey fpcb) 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.
  • Page 26: Level 3 Repair

    4) It dismantles an MIC CONN 1) Disassemble PBA 1) Disassemble Battery 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.
  • Page 27 Level 2 Repair TEAR DOWN 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.
  • Page 28 (HOME-KEY FPCB / TAPE LCD / SPONGE UB ZIP) 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.
  • Page 29 1) ASSEMBLE REAR (ASSEMBLE BOTTOM HOOK FIRST) 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.
  • Page 30 8. Level 3 Repair 8-1. Block Diagram 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.
  • Page 31 Level 3 Repair 8-2. PCB Diagrams 8-2-1. 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.
  • Page 32 Level 3 Repair 8-2-2. 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.
  • Page 33  N4010A Wireless Connectivity Analyzer  Soldering iron Confidential and proprietary-the contents in this service guide subject to change without prior notice. Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
  • Page 34 Is that frequency 32KHz check the initial operation 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.
  • Page 35 Level 3 Repair 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.
  • Page 36 : 20.0us.div (time division) Normal Change UCP300 Abnormal Change PBA 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.
  • Page 37 Level 3 Repair 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.
  • Page 38 (R421) >= 1.8 or 3.0? or check the U400(Crack etc) Confidential and proprietary-the contents in this service guide subject to change without prior notice. Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
  • Page 39 V_BATT(C453)>4.2V without Resolder or Replace U403 Battery 8-10 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.
  • Page 40 Level 3 Repair 8-11 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.
  • Page 41 L207, C236, C237 Resolder or Replace U200 8-12 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.
  • Page 42 Level 3 Repair 8-13 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.
  • Page 43 Level 3 Repair 8-14 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.
  • Page 44 Check the U403, C450 Replace Motor 8-15 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.
  • Page 45 Level 3 Repair 8-16 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.
  • Page 46 = 1.8V UCP300 Replace LCD Module 8-17 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.
  • Page 47 4 VDD VOUT 3 CE LCD_IO_EN 8-18 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.
  • Page 48 Level 3 Repair 8-19 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.
  • Page 49 Resolder or Replace R304 / R305 Replace LCD Module 8-20 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.
  • Page 50 S4_PGND S3_PGND S2_PGND S1_PGND GND_REF CHG_PGND 8-21 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.
  • Page 51 Level 3 Repair 8-22 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.
  • Page 52 WB1 Transmitter is OK? Check soldered or change UCP300 8-23 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.
  • Page 53 Level 3 Repair 8-24 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.
  • Page 54 WB8 Transmitter is OK? Check soldered or change UCP300 8-25 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.
  • Page 55 Level 3 Repair 8-26 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.
  • Page 56 Check soldered or change UCP300 is OK? 8-27 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.
  • Page 57 Level 3 Repair 8-28 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.
  • Page 58 Check soldered or change UCP300 WB1 Rx is OK? 8-29 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.
  • Page 59 Level 3 Repair 8-30 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.
  • Page 60 Check soldered or change UCP300 WB8/GSM900 Rx is OK? 8-31 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.
  • Page 61 Level 3 Repair 8-32 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.
  • Page 62 Check soldered or change UCP300 GSM1800 Rx is OK? 8-33 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.
  • Page 63 Level 3 Repair 8-34 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.
  • Page 64 Check the Status of Resolder C166,C178,C168,C179,CN100,CN101 C166,C178,C168,C179, CN100,CN101 8-35 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.
  • Page 65 Level 3 Repair 8-36 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.
  • Page 66 Level 3 Repair 8-37 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.
  • Page 67 High and Low at Resolder or replace U202 R224 8-38 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.
  • Page 68 L202,L203 Resolder or Replace CODEC U201 8-39 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.
  • Page 69 (I2C is OK?) Replace Sensor IC 8-40 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.
  • Page 70 Level 3 Repair 8-41 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.
  • Page 71 ― TDM : Time Division Multiplexing ― TS : Transport Stream 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.