Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual
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Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual

Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual

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Lenovo 500e Yoga Chromebook Gen 4
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  • Page 1 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 2 First Edition (January 2023) © Copyright Lenovo 2023.

  • Page 3: Table Of Contents

    Trademarks ....lxvii Install the keyboard ... Remove the lower case ... . © Copyright Lenovo 2023...
  • Page 4 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 5: About This Manual

    Important: • This manual is intended only for trained service technicians who are familiar with Lenovo products. • Before servicing a Lenovo product, be sure to read all the information under Chapter 1 “Safety information” on page 1. © Copyright Lenovo 2023...
  • Page 6 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    • Do not work alone under hazardous conditions or near equipment that has hazardous voltages. • Disconnect all power before: – Performing a mechanical inspection – Working near power supplies © Copyright Lenovo 2023...

  • Page 8: Safety Inspection Guide

    This guide addresses only those items. You should use good judgment to identify potential safety hazards due to attachment of non-Lenovo features or options not covered by this inspection guide.

  • Page 9: Handling Devices That Are Sensitive To Electrostatic Discharge

    4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 7. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.

  • Page 10: Grounding Requirements

    The safety notices in this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese DANGER DANGER DANGER Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 27: Chapter 2. General Checkout

    • Scratched (cosmetic) parts • Distortion, deformation, or discoloration of the cosmetic parts • Plastic parts, latches, pins, or connectors that have been cracked or broken by excessive force • Damage caused by liquid spilled into the system © Copyright Lenovo 2023...

  • Page 28: Cru List

    • Check for obvious damage to a hard disk drive. If the spindle of a hard disk drive becomes noisy, the hard disk drive might have been dropped or subject to excessive force. CRU list Table 1. Model: Lenovo 500e Yoga Chromebook Gen 4 (Machine type: 82W4, 82W5) Type ac power adapter...

  • Page 29: Chapter 3. Create And Use A Usb Repair Shim

    When you use the USB repair shim to diagnose problems, the Chromebook enters the factory-test-image environment and runs through factory test items. Note: For the latest and detailed shim instruction, you can refer to the RMA Shim SOP from “Drivers & Software” on with Lenovo service credential. https://support.lenovo.com © Copyright Lenovo 2023...
  • Page 30 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 31: Chapter 4. Identifying Frus (Crus)

    Chapter 4. Identifying FRUs (CRUs) Locate FRUs and CRUs The exploded illustrations help Lenovo service technicians identify FRUs or CRUs that they may need to replace when servicing a customer’s computer. Figure 1. Exploded view © Copyright Lenovo 2023...
  • Page 32 Dummy pen cap* Electronic pen* Electronic pen board* Wi-Fi antennas Battery pack I/O board bracket Type-C bracket Heatsink Upper case Keyboard Screw kit ac power adapter Power cord * For selected models Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...
  • Page 33 Table 3. FRU (CRU) categories FRU (CRU) category Camera board Camera board conductive tape Microphone rubbers G sensor board EDP cable LCD cover Hinge rubber Hinges Strip cover screw mylar Strip cover LCD panel Chapter 4 Identifying FRUs (CRUs)
  • Page 34 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 35: Chapter 5. Removing A Fru Or Cru

    Chapter 5. Removing a FRU or CRU Service tools The following table lists tools for servicing Lenovo computers. Tools with a cross mark are needed for serving the product models as described by this publication. Prepare them before you service the product.

  • Page 36: Remove The Electronic Pen (For Selected Models)

    Place the Chromebook upside down on a flat surface. Step 2. Remove the electronic pen. Figure 2. Remove the electronic pen Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Electronic pen Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 37: Remove The Dummy Pen Cap (For Selected Models)

    Remove the dummy pen cap. Figure 3. Remove the dummy pen cap Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Dummy pen cap Remove the keyboard Make sure the following FRUs (or CRUs) have been removed.
  • Page 38 Pry the latches from the side on the top right corner. Then, remove the keyboard. Figure 5. Remove the keyboard Step 3. Peel back the keyboard connector mylar. Then, disconnect the keyboard cable. Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 39: Install The Keyboard

    Figure 6. Disconnect the keyboard cable Install the keyboard Step 1. Peel back the keyboard connector mylar. Then, connect the keyboard cable. Figure 7. Connect the keyboard cable Step 2. Install the keyboard. Chapter 5 Removing a FRU or CRU...
  • Page 40 Install one screw. Figure 9. Install one screw Number of screws Screw specifications M2.5 × L6.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Keyboard Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 41: Remove The Lower Case

    Figure 10. Remove four screws Screw specifications Number of screws M2.5 × L6.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Lower case Remove the SIM card Make sure the following FRUs (or CRUs) have been removed.

  • Page 42: Remove The 14-Pin I/O Board Cable

    Figure 11. Remove the SIM card Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: SIM card Remove the 14-pin I/O board cable Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 35 Step 1.

  • Page 43: Remove The 40-Pin I/O Board Cable

    Step 2. Disconnect and remove the 14–pin I/O board cable. Figure 13. Disconnect and remove the 14–pin I/O board cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: 14–pin I/O board cable Remove the 40-pin I/O board cable Make sure the following FRUs (or CRUs) have been removed.

  • Page 44: Remove The Battery Pack

    Figure 14. Disconnect the battery pack cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: 40–pin I/O board cable Remove the battery pack Make sure the following FRUs (or CRUs) have been removed.

  • Page 45: Remove The Electronic Pen Board And Cable (For Selected Models)

    Number of screws M2 × L4 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Battery pack Remove the electronic pen board and cable (for selected models) Make sure the following FRUs (or CRUs) have been removed.

  • Page 46: Remove The Speakers

    Figure 17. Remove the electronic pen cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Electronic pen cable Electronic pen board Remove the speakers Make sure the following FRUs (CRUs) have been removed.

  • Page 47: Remove The I/O Board Bracket

    Step 2. Disconnect the speaker cable from the system board. Then, carefully remove the speakers. Figure 19. Remove speakers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Speakers Remove the I/O board bracket Make sure the following FRUs (or CRUs) have been removed.
  • Page 48 Figure 21. Remove the I/O board bracket Screw specifications Number of screws M2 × L4 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: I/O board bracket Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 49: Remove The I/O Board

    Remove the I/O board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 35 “Remove the I/O board bracket” on page 41 Step 1. Disconnect the I/O board cables. Figure 22. Disconnect the I/O board cables Step 2.

  • Page 50: Remove The Wi-Fi Card

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: I/O board Remove the Wi-Fi card Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 35 Step 1.

  • Page 51: Remove The Wwan Card

    Figure 25. Disconnect antennas and remove the Wi-Fi card Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Wi-Fi card Remove the WWAN card Make sure the following FRUs (or CRUs) have been removed.

  • Page 52: Remove The Wwan Antennas

    Screw specifications Number of screws M2 × L3 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: WWAN card Remove the WWAN antennas Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 35 “Remove the battery pack”...

  • Page 53: Remove The Wfc Camera And Cable (For Selected Models)

    Figure 28. Remove the WWAN antennas Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: WWAN antennas Remove the WFC camera and cable (for selected models) Make sure the following FRUs (or CRUs) have been removed.
  • Page 54 Disconnect the WFC camera cable from the system board. Figure 30. Disconnect the WFC camera cable Step 3. Remove the WFC camera with cable. Figure 31. Remove the WFC camera Step 4. Remove the WFC camera cable. Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 55: Remove The Type-C Bracket

    Figure 32. Remove the WFC camera cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: WFC camera WFC camera cable Remove the type-C bracket Make sure the following FRUs (or CRUs) have been removed.

  • Page 56: Remove The Touchpad Cable

    Figure 34. Remove three screws and the type-C bracket Screw specifications Number of screws M2 × L4 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Type-C bracket Remove the touchpad cable Make sure the following FRUs (or CRUs) have been removed.

  • Page 57: Remove The System Board

    Disconnect the touchpad cable and remove the touchapd.cable. Figure 35. Disconnect and remove the touchapd cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Touchpad cable Remove the system board Make sure the following FRUs (or CRUs) have been removed.
  • Page 58 Remove four screws. Then, remove the system board. Figure 37. Remove four screws and the system board Screw specifications Number of screws M2 × L4 Step 3. Remove the WWAN absorberl. Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 59: Remove The Wi-Fi Antennas

    Figure 38. Remove the WWAN absorber and the AL foil. Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: System board WWAN absorber Remove the Wi-Fi antennas Make sure the following FRUs (or CRUs) have been removed.

  • Page 60: Remove The Heatsink

    Figure 39. Remove the Wi-Fi antennas Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Wi-Fi antennas Remove the heatsink Make sure the following FRUs (or CRUs) have been removed. “Remove the system board” on page 51 Step 1.

  • Page 61: Remove The Lcd Module

    Heatsink Remove the LCD module Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 35 Step 1. Disconnect the battery pack cable and LCD cable from the system board. Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Figure 41.

  • Page 62: Remove The Upper Case (With Keyboard)

    Then, remove the LCD module. Figure 43. Remove the LCD module Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: LCD module Remove the upper case (with keyboard) Make sure the following FRUs (CRUs) have been removed.

  • Page 63: Remove The Strip Cover

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Upper case (with keyboard) Remove the strip cover Make sure the following FRUs (or CRUs) have been removed. “Remove the LCD module” on page 55 Step 1.

  • Page 64: Remove The Lcd Panel And The Hinge Rubber

    Screw specifications Number of screws M2 × L3 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Strip cover strip cover screw mylar Remove the LCD panel and the hinge rubber Make sure the following FRUs (or CRUs) have been removed.

  • Page 65: Remove The Camera Board And Microphone Rubbers

    Screw specifications Number of screws M2 × L2.5 M2 × L3 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Hinge Remove the camera board and microphone rubbers Make sure the following FRUs (or CRUs) have been removed.
  • Page 66 Figure 48. Remove the camera board conductive tape Step 2. Disconnect the EDP cable and remove the camera board. Figure 49. Remove the camera board Step 3. Remove the microphone rubbers. Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 67: Remove The Edp Cable

    Figure 50. Remove the microphone rubbers Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Camera board Microphone rubber Remove the EDP cable Make sure the following FRUs (or CRUs) have been removed. “Remove the LCD module” on page 55 “Remove the LCD panel and the hinge rubber”...

  • Page 68: Remove The G Sensor Board

    Figure 51. Remove the EDP cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: EDP cable Remove the G sensor board Make sure the following FRUs (or CRUs) have been removed. “Remove the LCD module” on page 55 “Remove the LCD panel and the hinge rubber”...
  • Page 69 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: G sensor board Chapter 5 Removing a FRU or CRU...
  • Page 70 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 71: Appendix A. Label Location

    65.5 mm x 23.5 mm Rating print label 43 mm x 23.5 mm Offset label 18 mm x 18 mm Asset tag IMEI label 35 mm x 10 mm Country label 70 mm x 36 mm © Copyright Lenovo 2023...
  • Page 72 Lenovo 500e Yoga Chromebook Gen 4 Hardware Maintenance Manual...

  • Page 73: Trademarks

    Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2023 Lenovo.

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