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Lenovo 14W Gen 2 Hardware Maintenance Manual
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Lenovo 14W Gen 2 Hardware Maintenance Manual

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Hardware Maintenance Manual

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  • Page 1 Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 2 Second Edition (July 2022) © Copyright Lenovo 2022. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.

  • Page 3: Table Of Contents

    2020 Rear cover assembly ..Looking up FRU information ..Appendix A. Notices ..55 © Copyright Lenovo 2022...
  • Page 4 Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 5: About This Manual

    Depending on the model, some hardware configuration and software programs might not be available on your computer. Some statements in this manual might not be applicable to the computer. Before servicing a Lenovo product, be sure to read all the information under Chapter 1 Chapter 1 “Safety information” on page 1.
  • Page 6 Lenovo 14w Gen 2 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 2022...

  • 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 14w Gen 2 Hardware Maintenance Manual...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 27: Chapter 2. General Checkout

    • LCD panel cracked from the application of excessive force or from being dropped • 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 © Copyright Lenovo 2022...

  • Page 28: Checking The Ac Power Adapter

    To check the USB-C type ac power adapter, do the following: 1. Connect the computer to a power outlet and turn on the computer. 2. Start Lenovo Vantage program, and locate the Power section. The ac power adapter information is displayed.
  • Page 29 Checking the operational charging To check whether the battery charges properly during operation, do the following: 1. Discharge the battery until the remained battery power is less than 50%. 2. Perform operational charging. Click the battery status icon in the Windows notification area to display detailed battery information.
  • Page 30 Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 31: Chapter 3. Locating Computer Controls, Connectors, And Indicators

    Chapter 3. Locating computer controls, connectors, and indicators This topic introduces the locations of the computer controls, connectors, and indicators. Front Webcam privacy shutter Camera Microphones Power button Trackpad Touch screen* Speaker © Copyright Lenovo 2022...

  • Page 32: Front View

    *for selected models Front view Webcam privacy shutter Camera Microphones Power button Trackpad Touch screen* Speaker * for selected models Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 33: Side View

    Side view ® USB-C power connector Always on USB 3.2 connector Gen 1 Audio connector USB 3.2 connector Gen 1 Security-lock slot Chapter 3 Locating computer controls, connectors, and indicators...
  • Page 34 Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 35: Chapter 4. Identifying Frus (Crus)

    Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at .

  • Page 36: Major Frus And Crus

    Keyboard assembly (with keyboard and trackpad) Power board Power board cable I/O board cable I/O board Left I/O bracket (on I/O board) Wireless LAN card M.2 solid state drive* M.2 solid state drive folio mylar* Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 37: Lcd Frus

    Coin-cell battery Wireless LAN antennas System board Right I/O bracket (on system board) Thermal fan assembly Miscellaneous parts kits Power cord ac power adapter Lenovo factory recovery USB key* * for selected models LCD FRUs Chapter 4 Identifying FRUs (CRUs)

  • Page 38: Miscellaneous Parts

    • Screw M2.5 x L8, black (7) • Screw M2.5 x L6, black (3) • Spec Looking up FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to: https://support.lenovo.com/partslookup Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 39: Chapter 5. Removing Or Replacing A Fru

    CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at .

  • Page 40: Disabling The Built-In Battery

    4. Select Yes in the Setup Confirmation window. The built-in battery is disabled and the computer turns off automatically. Wait three to five minutes to let the computer cool. 1010 Base cover assembly Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 41: 1020 Built-In Battery

    The Lenovo Solution Center program provides an automatic battery diagnostic test that determines if the battery is defective. A battery FRU should not be replaced unless this diagnostic test shows that the battery is defective.
  • Page 42 If the Lenovo Solution Center program is not installed on the computer, the customer should download and install the program to diagnose the battery, before getting a non-physically damaged battery replaced. Note that the replacement of a physically damaged battery is not covered by the warranty.

  • Page 43: 1030 M.2 Ssd And Folio Mylar

    1030 M.2 SSD and folio mylar For access, remove this FRU: • “1010 Base cover assembly” on page 34 Attention: • Do not drop the drive or apply any physical shock to it. The drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data.

  • Page 44: 1050 Right I/O Bracket On System Board

    • “1010 Base cover assembly” on page 34 Removal steps of the I/O bracket on system board Step Screw (quantity) Color Torque M2 × L4 mm, flat-head, nylon-coated (4) Black 0.181 Nm (1.85 kgf-cm) Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 45: 1060 Left I/O Bracket On I/O Board

    1060 Left I/O bracket on I/O board For access, remove this FRU: • “1010 Base cover assembly” on page 34 Removal steps of the I/O bracket on I/O board Torque Step Screw (quantity) Color M2 × L4 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm)

  • Page 46: 1080 Coin-Cell Battery

    For access, remove these FRUs: • “1010 Base cover assembly” on page 34 1090 WLAN anttenas For access, remove these FRUs: • “1010 Base cover assembly” on page 34 • “1020 Built-in battery” on page 35 Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 47 Removal steps of the wireless LAN antenna Attention: When you route the cables, ensure that they are not subject to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. Chapter 5 Removing or replacing a FRU...

  • Page 48: 1100 Power Button Board And Power Button Cable

    1100 Power button board and power button cable For access, remove these FRUs in order: • “1010 Base cover assembly” on page 34 Removal steps of power button board and power button cable Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 49: 1110 Speaker

    Step Screw (quantity) Color Torque M2 × L4 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) 1110 Speaker For access, remove these FRUs in order: • “1010 Base cover assembly” on page 34 • “1020 Built-in battery” on page 35 Removal steps of the speaker Chapter 5 Removing or replacing a FRU...

  • Page 50: 1120 System Board Assembly

    • “1020 Built-in battery” on page 35 • “1030 M.2 SSD and folio mylar” on page 37 • “1040 WLAN card” on page 37 • “1050 Right I/O bracket on system board” on page 38 • Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 51: 1130 Thermal Fan Assembly

    Removal steps of system board Step Screw (quantity) Color Torque Black 0.181 Nm M2 × L4 mm, flat-head, nylon-coated (5) (1.85 kgf-cm) When installing: Ensure that the connectors are attached firmly. 1130 Thermal fan assembly For access, remove this FRU: •...

  • Page 52: 1150 Lcd Unit

    Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. 1150 LCD unit For access, remove these FRUs in order: • “1010 Base cover assembly” on page 34 Lenovo 14w Gen 2 Hardware Maintenance Manual...
  • Page 53 Removal steps of the LCD unit Step Screw (quantity) Color Torque M2.5 × L6 mm, flat-head, nylon-coated (6) Black 0.181 Nm (1.85 kgf-cm) Chapter 5 Removing or replacing a FRU...

  • Page 54: 1140 Keyboard Assembly

    This section provides instructions on how to remove LCD FRUs. 1060 LCD bezel For access, remove these FRUs in order: • “1010 Base cover assembly” on page 34 • “1150 LCD unit” on page 46 Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 55: 1170 Lcd Panel And Lcd Elastic Adhesive Tapes

    1170 LCD panel and LCD elastic adhesive tapes For access, remove this FRU: • “1010 Base cover assembly” on page 34 • “1150 LCD unit” on page 46 • “1060 LCD bezel” on page 48 Removal steps of the LCD panel and the LCD elastic adhesive tapes 1.
  • Page 56 Peel off the release liners from the other side of the tapes. Ensure that two tapes are applied correctly as shown.. 2. Attach the LCD cable to the LCD panel as shown. Turn over the LCD panel to secure the LCD panel with tapes. Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 57: 1180 Lcd Hinges And Caps

    1180 LCD hinges and caps For access, remove this FRU: • “1010 Base cover assembly” on page 34 • “1150 LCD unit” on page 46 • “1060 LCD bezel” on page 48 Removal steps of the LCD hinges and caps Chapter 5 Removing or replacing a FRU...

  • Page 58: 1190 Lcd And Camera Cable

    • “1010 Base cover assembly” on page 34 • “1150 LCD unit” on page 46 • “1060 LCD bezel” on page 48 • “1170 LCD panel and LCD elastic adhesive tapes” on page 49 Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 59: 2020 Rear Cover Assembly

    Removal steps of the camera module and camera Privacy Shutter 2020 Rear cover assembly For access, remove these FRUs: • “1150 LCD unit” on page 46 • “1060 LCD bezel” on page 48 • “1170 LCD panel and LCD elastic adhesive tapes” on page 49 •...
  • Page 60 Lenovo 14w Gen 2 Hardware Maintenance Manual...

  • Page 61: Appendix A. Notices

    Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.
  • Page 62 Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. The terms HDMI and HDMI High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other countries. USB-C is a trademark of USB Implementers Forum. All other trademarks are the property of their respective owners.
  • Page 64 Part Number: SP40T10156 Printed in China (1P) P/N: SP40T10156...
  • Page 65 *1PSP40T10156*...

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