Lenovo Legion S7 16IAH7 Hardware Maintenance Manual
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Lenovo Legion S7 16IAH7 Hardware Maintenance Manual

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Lenovo Legion S7 (16", 7)
Hardware Maintenance Manual

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Summary of Contents for Lenovo Legion S7 16IAH7

  • Page 1 Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 2 First Edition (March 2022) © Copyright Lenovo 2022.

  • Page 3: Table Of Contents

    Trademarks ....lxiii models) ....Remove the Wi-Fi card ... . © Copyright Lenovo 2022...
  • Page 4 Lenovo Legion S7 (16″, 7) 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 2022...
  • Page 6 Lenovo Legion S7 (16″, 7) 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 Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 Lenovo Legion S7 (16″, 7) 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 2022...

  • 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: Legion S7 16IAH7, Lenovo Legion S7 16IAH7 (Machine type: 82TF) 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. Figure 1. Exploded view © Copyright Lenovo 2022...
  • Page 30 Heat sink Speakers System board hook Hall sensor board Hall sensor board cable Upper case (with keyboard) Touch pad cable Fingerprint reader board with cable Strip cover ac power adapter Power cord Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...
  • Page 31 Figure 2. LCD exploded view Table 4. FRU (CRU) categories FRU (CRU) category LCD bezel Camera and microphone module Microphone rubbers LCD cover (hinge, EDP cable, camera cable) Adhesive tapes LCD panel * for selected models Chapter 3 Idetifying FRUs (CRUs)
  • Page 32 Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 33: 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 34: Remove The Lower Case

    Make sure the computer has been shut down before servicing the computer. Step 1. Place the computer upside down on a flat surface. Step 2. Remove eight screws. Figure 3. Remove eight screws Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 35: Remove The 71Wh Battery Pack And Battery Frame (For Selected Models)

    Pry up the latches and then remove the lower case. Figure 4. Pry up the latches and remove the lower case Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Lower case Remove the 71Wh battery pack and battery frame (for selected models) Make sure the following FRUs (or CRUs) have been removed.
  • Page 36 Remove four screws. Then remove the battery pack from the battery frame. Figure 6. Remove the battery pack from the battery frame Screw specifications Number of screws M2.5 x L3.5 Step 3. Remove the battery pack cable. Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 37: Remove The 99.99 Wh Battery Pack (For Selected Models)

    Figure 7. Remove the battery pack cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: 71 Wh battery pack Battery frame Battery cable Remove the 99.99 Wh battery pack (for selected models) Make sure the following FRUs (or CRUs) have been removed.

  • Page 38: Remove The Wi-Fi Card

    Figure 9. Remove the battery pack Screw specifications Number of screws M2.5 x L3.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Battery pack Remove the Wi-Fi card Make sure the following FRUs (or CRUs) have been removed.
  • Page 39 “Remove the lower case” on page 28 Step 1. Disconnect the battery pack cable from the system board. Then, remove one screw and disconnect the Wi-Fi antennas. Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Figure 10.

  • Page 40: Remove The Heat Sink

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Wi-Fi card Remove the heat sink Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 Step 1.

  • Page 41: Remove The Fans

    Step 3. Loosen five screws in alphabetical order and remove the heat sink. Figure 14. Loosen five screws and remove the heat sink Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Heat sink Remove the fans Make sure the following FRUs (or CRUs) have been removed.
  • Page 42 Figure 15. Disconnect the battery pack cable Step 2. Disconnect the fan cables from the system board. Figure 16. Disconnect the fan cables Step 3. Remove six screws. Then, remove the fans. Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 43: Remove The Solid-State Drive

    Figure 17. Remove six screws and the fans Screw specifications Number of screws M2.5 x L3.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Remove the solid-state drive Make sure the following FRUs (or CRUs) have been removed.
  • Page 44 Note: For LCD panel with the factory color calibration feature, do the following to install new color profiles: 1. Go to to download the installation https://pcsupport.lenovo.com/us/en/downloads/DS54395 software. Double-click the EXE file and follow the on-screen instructions to finish the installation. Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 45: Remove The Memory Shield And Memory Module

    2. X-RiteColorAssistant.exe will auto run. Click Restore Profile button from prompted window to restore the profile from Lenovo cloud. Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Solid-state drive Solid-state drive CU foil mylar Remove the memory shield and memory module Make sure the following FRUs (or CRUs) have been removed.

  • Page 46: Remove The Dc-In Bracket

    Figure 21. Remove the memory shield and memory module Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Memory shield Memory module Memory module mylar Remove the DC-in bracket Make sure the following FRUs (or CRUs) have been removed.
  • Page 47 Figure 22. Disconnect the battery pack cable Step 2. Remove the thermal mylar. Figure 23. Remove the thermal mylar Step 3. Remove two screws and the DC-in bracket. Chapter 4 Removing a FRU or CRU...

  • Page 48: Remove The Usb Board Bracket

    Figure 24. Remove two screws and the DC-in bracket Screw specifications Number of screws M1.6 x L2.0 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: DC-in bracket DC-in bracket mylar Remove the USB board bracket Make sure the following FRUs (or CRUs) have been removed.

  • Page 49: Remove The Speakers

    Figure 26. Remove two screws and the USB board bracket Screw specifications Number of screws M1.6 x L2.0 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: USB board bracket Remove the speakers Make sure the following FRUs (CRUs) have been removed.

  • Page 50: Remove The Coin-Cell Battery

    “Remove the 99.99 Wh battery pack (for selected models)” on page 31 Step 1. Disconnect the speaker cables. Then, remove the speakers. Figure 27. Disconnect the speaker and remove the speakers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Speaker Remove the coin-cell battery Make sure the following FRUs (CRUs) have been removed.

  • Page 51: Remove The Touch Pad Cable

    Figure 28. Remove the coin-cell battery Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Coin-cell battery Coin-cell battery mylar Remove the touch pad cable Make sure the following FRUs (or CRUs) have been removed.

  • Page 52: Remove The Usb Board

    Figure 29. Disconnect the touch pad cable and remove the touch pad cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Touch pad cable Remove the USB board Make sure the following FRUs (or CRUs) have been removed.

  • Page 53: Remove The Hall Sensor Board And Cable

    Figure 30. Remove the USB board Screw specifications Number of screws M1.6 x L2 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: USB board Remove the hall sensor board and cable Make sure the following FRUs (or CRUs) have been removed.

  • Page 54: Remove The System Board

    Figure 31. Disconnect and remove the hall sensor board cable Step 2. Remove the hall sensor board. Figure 32. Remove the hall sensor board Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Hall sensor board Hall sensor board cable Remove the system board Make sure the following FRUs (or CRUs) have been removed.
  • Page 55 “Remove the 99.99 Wh battery pack (for selected models)” on page 31 “Remove the Wi-Fi card” on page 32 “Remove the solid-state drive” on page 37 “Remove the heat sink” on page 34 “Remove the fans” on page 35 “Remove the heat sink” on page 34 “Remove the DC-in bracket”...
  • Page 56 Remove two screws and the system board. Figure 35. Remove two screws and the system board Screw specifications Number of screws M1.6 x L2 Step 4. Remove the USB board cable from the system board. Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 57: Use A Golden Key U1 Tool To Flash-Write Key Id Information

    Figure 36. Remove the USB board cable from the system board Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: System board USB board cable System board hook Use a Golden Key U1 tool to flash-write key id information...
  • Page 58 Step 2. Remove five screws. Figure 38. Remove five screws Screw specifications Number of screws M2 x L3.3 Step 3. Turn over the computer and remove the hinge cover and antenna assembly. Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 59: Remove The Strip Cover

    Figure 39. Remove the hinge cover and antenna assembly Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Hinge cover and the antenna assembly Remove the strip cover Make sure the following FRUs (or CRUs) have been removed.

  • Page 60: Remove The Fingerprint Reader With Cable

    Figure 41. Disconnect and remove the hall sensor board cable Step 2. Remove two screws. Then, remove the fingerprint reader with cable. Figure 42. Remove two screws and the fingerprint reader with cable Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 61: Remove The Upper Case (With Keyboard)

    Number of screws M1.2 x L3 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Fingerprint reader with cable Remove the upper case (with keyboard) Make sure the following FRUs (CRUs) have been removed.

  • Page 62: Remove The Lcd Bezel

    M2 x L3.3 Step 3. Remove the upper case (with keyboard) Figure 45. Remove the upper case (with keyboard) 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 LCD bezel Make sure the following FRUs (CRUs) have been removed.

  • Page 63: Remove The Lcd Panel

    Attention: Do not pull the LCD bezel from the outer sides of the LCD bezel, otherwise the hooks may be damaged. The lower side of the LCD bezel is fixed to the LCD panel with adhesive tape. Detach with care. Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: LCD bezel Remove the LCD panel Make sure the following FRUs (CRUs) have been removed.
  • Page 64 3. Go to C:\Program files (x86)\X-Rite Color Assistant and locate the ProfileUpdaterForDisplayReplacement.exe file. Double-click the EXE file. Follow the on-screen instructions to input the display serial number and click Submit. You can find the display serial Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 65: Remove The Camera Board And Microphone Rubbers

    LCD part. When the new color profiles are installed successfully, a prompted window will be displayed. Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: LCD panel Remove the camera board and microphone rubbers Make sure the following FRUs (or CRUs) have been removed.
  • Page 66 Figure 50. Remove the camera board Step 3. Remove the microphone rubbers. Figure 51. Remove the microphone rubbers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Camera Microphone rubber Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 67: Appendix A. Label Location

    Vietnam energy label 10 mm x 9 mm TW vision warning label 70 mm x 10 mm Country label MCMC label Argentina 68 mm x 6 mm Belarus Argentina 32 mm x 10 mm WL/BT label © Copyright Lenovo 2022...
  • Page 68 Table 6. All lower case labels (continued) South Africa 20 mm x 10 mm Brazil 16.5 mm x 15 mm 16 mm x 22.5 mm OS label Lenovo Legion S7 (16″, 7) Hardware Maintenance Manual...

  • Page 69: Trademarks

    Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2022 Lenovo.

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