Garmin NÜVIFONE M20 Service Manual
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Garmin NÜVIFONE M20 Service Manual

(l1&l2)
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TSD ■ Service Manual
NÜVIFONE M20
Service Manual (L1&L2)

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Summary of Contents for Garmin NÜVIFONE M20

  • Page 1 TSD ■ Service Manual NÜVIFONE M20 Service Manual (L1&L2)

  • Page 2: Table Of Contents

    TSD ■ Service Manual 1 EQUIPMENT NEED ........................3 2 INTRODUCTION ..........................4 2.1 A ......................4 BOUT ERVICE ANUAL 2.2 O ............................4 VERVIEW 2.3 P .......................5 RODUCT PECIFICATION 3 DISASSEMBLY / ASSEMBLY PROCEDURE ................6 3.1 I ..........................6 NTRODUCTION 3.1.1 R ........................6 ECOMMENDED OOLS 3.2 E ........................7...

  • Page 3: Equipment Need

    TSD ■ Service Manual 1 Equipment Need Equipment Garmin ASUS Part# Supplier Quantity Remarks Description Computer None None Enabled SIM None None Card NÜVIFONE 80AM-S01500 Garmin Asus Battery 07G01679345 Garmin Asus download 14G000502010 Garmin Asus cable Screwdriver None None (T5)

  • Page 4: Introduction

    TSD ■ Service Manual 2 Introduction 2.1 About This Service Manual Using this service manual and the suggestions contained in it assures proper installation, operation, and maintenance of the NÜVIFONE M20. This manual aids service personnel in testing and repairing NÜVIFONE M20. Service personnel should be familiar with electronic assembly, testing, and troubleshooting methods.

  • Page 5: Product Specification

    TSD ■ Service Manual 2.3 Product Specification V1.0...

  • Page 6: Disassembly / Assembly Procedure

    TSD ■ Service Manual 3 Disassembly / Assembly Procedure 3.1 Introduction This section describes how to disassemble NÜVIFONE M20. Many of the electronic components used in this phone are vulnerable to damage due to static discharge. Ensure adequate static protection is in place when handling, shipping, and servicing any internal components. 3.1.1 Recommended Tools Torque Screw Driver (T5 type, torque is set to 1.2kg-cm) Tweezers...

  • Page 7: Exploded Diagram

    TSD ■ Service Manual 3.2 Exploded Diagram (If this picture cannot be viewed clearly, please zoom in this page.) V1.0...

  • Page 8: Disassembly Procedure

    TSD ■ Service Manual 3.3 Disassembly Procedure The following set of diagrams will demonstrate the correct sequence and action to disassemble NÜVIFONE M20.  Step 1 Remove the stylus (PN: 13GAM0110M090-1).  Step 2 Push and remove the bottom case away (PN: 13GAM012AP010-1).
  • Page 9 TSD ■ Service Manual  Step 4 Pry the hooks on the stylus cover (PN: 13GAM0120P020-1) and remove it.  Step 5 Remove 4 screws (PN: 13GMBK0K060B SCREW M1.6*6L X 3, T5Screw Driver; 13GMBK0K050W SCREW M1.6*5L X 1, T5 Screw Driver) on the middle case assy (13GAM011AP010-1).
  • Page 10 TSD ■ Service Manual  Step 6 Remove the speaker (PN: 04G171302500) in the middle case assy by a plastic blade. Then remove the car mount connector (PN: 12G201100300). V1.0...
  • Page 11 TSD ■ Service Manual  Step 7 Tear off the camera mylar (PN: 13GAM0110L040-1). Open the camera connector and disconnect the camera FPC. Then remove the camera module (PN: 04G624000600).  Step 8 Tear off the PCB mylar (PN: 13GAM0110L130-1). Disconnect the LCD FPC and the keypad FPC.
  • Page 12 TSD ■ Service Manual  Step 9 Remove 1 screw (PN: 13GMBK0K030B-2 M1.6*3L X 1) on the main board. Remove the main board (PN: 60-AM01MB1000-B01) from the top case assy.  Step 10 Remove the MIC rubber (PN: 13GAM0110L120-1) by a pair of tweezers. ...
  • Page 13 TSD ■ Service Manual  Step 12 Remove the receiver (PN: 04G171302400) in the top case assy by pair of tweezers.  Step 13 Separate the LCD panel and touch panel (90R) from the top case. Top Case and LCD panel & Push the LCD panel here by touch panel separated order 1, 2, 3...
  • Page 14 TSD ■ Service Manual  Step 14 Pry the keypad (90R) module by plastic blade and remove the keypad from the top case. V1.0...

  • Page 15: Assembly Procedure

    TSD ■ Service Manual 3.4 Assembly Procedure Assembly is carried out in the exact reverse sequence as the disassembly.  Step 1 Install the keypad module (90R, Adhesive should be on keypad FPC.) on the top case.  Step 2 Engage the LCD module (90R) with the top case assy.
  • Page 16 TSD ■ Service Manual Press the panel gently to make it tightly engage with the top case.  Step 3 Install the receiver (PN: 04G171302400) in the top case.  Step 4 Paste the EMMC spacer (PN: 13GAM0110L080-1).  Step 5 Install the MIC rubber (PN: 13GAM0110L120-1) on the main board.
  • Page 17 TSD ■ Service Manual  Step 6 Install the main board (PN: 60-AM01MB1000-B01) in the top case module. Pay attention to the LCD FPC, please thread the FPC as Fig3.from the main board. Secure 1 screw (PN: 13GMBK0K030B-2 M1.6*3L X 1) on the main board.
  • Page 18 TSD ■ Service Manual LCD FPC  Step 8 Install the camera module (PN: 04G624000600) on the main board, close its connector. Paste the camera mylar (PN: 13GAM0110L040-1). V1.0...
  • Page 19 TSD ■ Service Manual  Step 9 Install the car mount connector (PN: 12G201100300). Then place the speaker (PN: 04G171302500) in the middle case assy.  Step 10 Install the middle case assy (PN：13GAM011AP010-1) and press four side to fix it in the latches. Pay attention to the hold key as Fig3.on the main board and middle case.
  • Page 20 TSD ■ Service Manual M1.6*5L M1.6*6L  Step 11 Install the stylus cover (PN: 13GAM0120P020-1).  Step 12 Install the battery (PN: 07G016793450). V1.0...
  • Page 21 TSD ■ Service Manual  Step 13 Install the bottom case (PN: 13GAM012AP010-1).  Step 14 Insert the stylus (PN: 13GAM0110M090-1). Notice: All parts numbers in the manual are just for reference. Please use the part numbers in order book to order the spare parts. V1.0...

  • Page 22: Mmi Testing

    TSD ■ Service Manual 4 MMI Testing 1. Please install Microsoft ActiveSync on the test PC. 2. Insert the SIM card and USB cable to the M20 before boot. Insert the SIM Card here. 3. Copy the System MMI to the Mobile Device. 4.
  • Page 23 TSD ■ Service Manual 5. Click on the File Explorer and enter the My Documents, run the AUTORUN.exe in System MMI. 6. Align Screen appears and click on the + on the screen. “PASS”will appear if test ok, or “FAIL”showed. 7.
  • Page 24 TSD ■ Service Manual 8. Vibrator Test: if device vibrates,test PASS, or FAIL. 9. Audio Test: a. Check if the device sounds. b. Check if the MIC can record and play. c. Check if the receiver can sound. d. Insert the headphone, check if the headphone sounds e.
  • Page 25 TSD ■ Service Manual 11. CarKit Test: Install the Carkit on the device and check if “CarKit Detected” displayed on the screen. If yes, press “PASS”or press “FAIL”. 12. Charger Test: Insert the charger and check if “Battery Charging”displayed on the screen. Check if “Connect charger”was displayed on the screen after remove the charger.
  • Page 26 TSD ■ Service Manual 14. Motion Sensor Test: Please turn the device to the four directions: up/down/left/right. The test column will show the test results. If ok press “PASS” or press “FAIL”. 15. Keypad Test: Check if the keypad read right or not and the LED is light or not. If ok press “YES”...
  • Page 27 TSD ■ Service Manual 18. Touch Screen Test: Please draw 米 and 口 on the touch screen. Check if the lines show ok and do not be broken. If ok press “Yes” or press “No”. 19. All test programs should be tested ok and then USB cable can be removed. Then device can be shut down.

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