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Lenovo ThinkBook Plus Hardware Maintenance Manual

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Hardware Maintenance Manual
Lenovo ThinkBook Plus

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Summary of Contents for Lenovo ThinkBook Plus

  • Page 1 Hardware Maintenance Manual Lenovo ThinkBook Plus...
  • Page 2 First Edition (March 2020) © Copyright Lenovo 2020.

  • Page 3: Table Of Contents

    Trademarks ....liii screw rubber ....Remove the Wi-Fi card ... . © Copyright Lenovo 2020...
  • Page 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 2020...
  • Page 6 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 2020...

  • 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

    Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Proper grounding of the electrical outlet can be verified by a certified electrician. Safety notices (multilingual translations) The safety notices in this section are provided in the following languages: •...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 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 2020...

  • 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 ThinkBook Plus (Machine type: 20TG) Type ac power adapter...

  • Page 29: Chapter 3. Idetifying Frus (Crus)

    Chapter 3. Idetifying 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. © Copyright Lenovo 2020...
  • Page 30 Figure 1. Lenovo ThinkBook Plus exploded view Hardware Maintenance Manual...
  • Page 31 Table 2. FRU (CRU) categories FRU (CRU) category Lenovo Precision Pen LCD module Note: The LCD module as a whole is not a FRU，it contains FRUs as its components. Upper case (with keyboard) I/O board with cable Power button with cable...
  • Page 32 Figure 2. Lenovo ThinkBook Plus LCD module - exploded view Hardware Maintenance Manual...
  • Page 33 Table 3. FRU categories for the LCD module FRU (CRU) category Camera Microphone board (with camera cable) LCD cover with E Ink panel E Ink cable LED FPC Thermal sensor FPC E Ink board Hinges LCD panel LCD bezel EDP cable Chapter 3 Idetifying FRUs (CRUs)
  • Page 34 Hardware Maintenance Manual...

  • Page 35: Chapter 4. Removing A Fru Or Cru

    Chapter 4. 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 Lower Case

    3. Follow the correct sequence in the steps for removing an FRU, as shown in the illustrations by the numbers in square callouts. 4. When removing an FRU, move it in the direction as shown by the arrow in the illustration. 5.

  • Page 37: Remove The Battery Pack

    Step 3. Pry up the latches and then remove the lower case. Figure 4. Pry up the latches and remove the lower case Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Lower case Remove the battery pack Make sure the following FRUs (or CRUs) have been removed.

  • Page 38: Remove The Solid-State Drive (Ssd) And The Ssd Screw Rubber

    M2 x L5 Step 3. Remove the SSD screw rubber. Figure 7. Remove the SSD screw rubber Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: SSD screw rubber Remove the Wi-Fi card Make sure the following FRUs (or CRUs) have been removed.

  • Page 39: Remove The Memory Module

    Figure 8. Remove the Wi-Ficard Number of screws Screw specifications M2 x L2 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Wi-Fi card Remove the memory module Make sure the following FRUs (or CRUs) have been removed.

  • Page 40: Remove The Heat Sink

    Figure 10. Remove the memory Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Memory Memory shielding Remove the heat sink Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 30 Step 1.
  • Page 41 Screw specifications Number of screws M2 x L3.5 Step 3. Remove the fans. Figure 14. Remove the fans Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Fans Chapter 4 Removing a FRU or CRU...

  • Page 42: Remove The Speakers

    Figure 15. Disconnect the speaker cables from the system board Step 2. Remove the speakers. Figure 16. Remove the speakers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Speakers Remove the LCD module Make sure the following FRUs (CRUs) have been removed.

  • Page 43: Remove The I/O Board With Cable

    Step 1. Disconnect two cables from the system board and then remove eight screws. Figure 17. Disconnect two cables from the system board and remove eight screws Screw specifications Number of screws M2.5 x L5 M2 x L5 Step 2. Rotate the LCD module to an angle of more than 90 degrees and place the computer on a flat surface as shown.

  • Page 44: Remove The Power Putton With Cable

    Step 2. Remove the I/O board with cable. Figure 20. Remove the I/O board with cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: I/O board with cable Remove the power putton with cable Make sure the following FRUs (or CRUs) have been removed.

  • Page 45: Remove The Touchpad

    Disconnect the cable from the system board and then remove the power button with cable. Figure 22. Remove the power button with cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Power button with cable Remove the touchpad Make sure the following FRUs (or CRUs) have been removed.
  • Page 46 Figure 24. Remove six screws Screw specifications Number of screws M1.6 x L2 Step 3. Remove the touchpad. Figure 25. Remove the touchpad Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Touchpad Hardware Maintenance Manual...

  • Page 47: Remove The System Board

    Remove five screws and then remove the system board. Figure 27. Remove the system board Screw specifications Number of screws M2 x L3.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: System board Chapter 4 Removing a FRU or CRU...

  • Page 48: Remove The Upper Case (With Keyboard)

    “Remove the touchpad” on page 39 “Remove the system board” on page 41 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Upper case (with keyboard) Disassemble the LCD module The LCD module as a whole is not an FRU. Instead, it contains FRUs as its components. Before disassembling the LCD module, make sure it has been detached from the upper case.

  • Page 49: Remove The Hinges

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: LCD bezel Remove the hinges Make sure the following FRUs (CRUs) have been removed. “Remove the LCD bezel” on page 42 Step 1. Remove ten screws.

  • Page 50: Remove The Edp Cable

    Lift the LCD panel slightly. Disconnect the LCD cable from the LCD panel and then remove the LCD panel. Figure 32. Remove the LCD panel Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: LCD panel Removable tape Remove the EDP cable Make sure the following FRUs (CRUs) have been removed.

  • Page 51: Remove The Led Fpc

    Figure 33. 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 LED FPC Make sure the following FRUs (CRUs) have been removed. “Remove the LCD panel” on page 43 Step 1.

  • Page 52: Remove The Thermal Sensor Fpc

    Figure 35. Remove the LED FPC Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: LED FPC Remove the thermal sensor FPC Make sure the following FRUs (CRUs) have been removed. “Remove the LCD panel” on page 43 Step 1.

  • Page 53: Remove The Microphone Board (With Camera Cable)

    Figure 37. Remove the thermal sensor FPC Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Thermal sensor FPC Remove the microphone board (with camera cable) Make sure the following FRUs (or CRUs) have been removed.

  • Page 54: Remove The Camera

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Microphone board (with camera cable) Remove the camera Make sure the following FRUs (CRUs) have been removed. “Remove the LCD panel” on page 43 Step 1.

  • Page 55: Remove The Lcd Cover With E Ink Panel

    Figure 42. Remove the E Ink board and the E Ink cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: E Ink board E Ink cable Remove the LCD cover with E Ink panel Make sure the following FRUs (CRUs) have been removed.
  • Page 56 Hardware Maintenance Manual...

  • Page 57: Appendix A. Label Locations

    South Africa SL10R02811 20 mm x 10 mm Brazil SL10R02810 16.5 mm x 15 mm 65 mm x 20 mm Adapter Label Argentina SL10L20431 TW vision warning Country label SL10N69882 70 mm x 10 mm label © Copyright Lenovo 2020...
  • Page 58 Table 5. All base cover labels (continued) Indonesia rating label SL10W03336 26 mm x 10 mm 15 mm x 10 mm Indonesia SDPPI label SL10V81756 KCC label 144503242 43 mm x 24 mm MCMC label SL10J67453 8 mm x 8 mm 17 mm x 21 mm Office label 1301-04695/...

  • Page 59: Trademarks

    Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2020 Lenovo.

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