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Lenovo 8APU1 Hardware Maintenance Manual
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Lenovo 8APU1 Hardware Maintenance Manual

Lenovo 8APU1 Hardware Maintenance Manual

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Hardware Maintenance Manual
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  • Page 1 Hardware Maintenance Manual Legion Go...
  • Page 2 First Edition (September 2023) © Copyright Lenovo 2023.

  • Page 3: Table Of Contents

    Remove the game controller ..Trademarks ....xlix Replace the controller guide L and R ..© Copyright Lenovo 2023...
  • 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 2023...
  • 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 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

    Grounding requirements Electrical grounding of the device 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 Chapter 1 Safety information...
  • Page 12 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO DANGER DANGER DANGER Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER DANGER VORSICHT Chapter 1 Safety information...
  • Page 16 VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 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 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 2023...

  • Page 26: Cru List

    • Damage caused by liquid spilled into the system • Damage caused by the improper insertion of a personal-computer card (PC card) or the installation of an incompatible card • Improper disc insertion or use of an external optical drive •...

  • Page 27: Chapter 3. Identifying Frus (Crus)

    Chapter 3. 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 device. © Copyright Lenovo 2023...
  • Page 28 Figure 1. Exploded view Hardware Maintenance Manual...
  • Page 29 Table 2. FRU (CRU) categories FRU (CRU) category Right game controller Right game controller holder LCD module Pogo pin FPC cable R Removable tape Battery pack Heat sink Power board cable Audio board System board cable Wi-Fi card mylar Solid-state drive (SSD) Solid-state drive (SSD) mylar Battery pack bracket Speaker with antenna...
  • Page 30 Hardware Maintenance Manual...

  • Page 31: 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 32: Remove The Game Controller

    Step 1. Press the button and slide down to remove the left and right game controllers. Figure 2. Remove the game controller Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Game controller Hardware Maintenance Manual...

  • Page 33: Replace The Controller Guide L And R

    Replace the controller guide L and R The current controller guides can be replaced with new ones (Part No: 5B40S22291). This CRU includes a left controller guide, a right controller guide, and six screws. Make sure the device has been shut down and the following FRU (or CRU) has been removed before servicing the device.

  • Page 34: Remove The Lower Case

    Number of screws M2 x L3 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Controller guide L and R Remove the lower case Make sure the device has been shut down and the following FRU (or CRU) has been removed before servicing the device.

  • Page 35: Disconnect The Battery Pack Cable

    Figure 6. Pry up the latches and remove the lower case Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Lower case Disconnect the battery pack cable Make sure the following FRU (or CRU) has been removed.

  • Page 36: Remove The Lcd Bracket

    Figure 8. Remove the LCD bracket Number of screws Screw specifications M1.6 x L3 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: LCD bracket Remove the SSD cable holder graphite Make sure the following FRU (or CRU) has been removed.

  • Page 37: Remove The Solid-State Drive (Ssd)

    Figure 9. Remove the SSD cable holder graphite Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: SSD cable holder graphite Remove the solid-state drive (SSD) Make sure the following FRU (or CRU) has been removed.

  • Page 38: Remove The Speaker With Antenna

    Figure 11. Remove the SSD mylar Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Solid-state drive (SSD) Solid-state drive (SSD) mylar Remove the speaker with antenna Make sure the following FRUs (CRUs) have been removed.

  • Page 39: Remove The Microphone Cable

    Figure 14. Remove the speaker with antenna Number of screws Screw specifications M1.6 x L5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Wi-Fi card mylar Speaker with antenna Remove the microphone cable Make sure the following FRUs (CRUs) have been removed.

  • Page 40: Remove The Battery Pack Bracket

    Detach the microphone cable connector and release the cable from the cable guide. Then, remove the microphone cable. Figure 15. Remove the microphone cable Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Microphone cable Remove the battery pack bracket Make sure the following FRUs (CRUs) have been removed.

  • Page 41: Remove The Fan

    Figure 17. Remove the battery pack bracket Screw specifications Number of screws M1.6 x L5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Battery pack bracket Remove the fan Make sure the following FRUs (CRUs) have been removed.

  • Page 42: Remove The Heat Sink

    Number of screws M1.6 x L5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Remove the heat sink Make sure the following FRUs (CRUs) have been removed. “Remove the game controller” on page 26 “Remove the lower case”...

  • Page 43: Remove The Audio Board

    Figure 20. Remove the heat sink Screw specifications Number of screws M2 x L2.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Heat sink Remove the audio board Make sure the following FRUs (CRUs) have been removed.

  • Page 44: Remove The Power Board Cable

    Screw specifications Number of screws M1.6 x L3 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Audio board Remove the power board cable Make sure the following FRUs (CRUs) have been removed. “Remove the game controller” on page 26 “Remove the lower case”...

  • Page 45: Remove The System Board And The System Board Cable

    Remove the power board cable. Figure 23. Remove the power board cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Power board cable Remove the system board and the system board cable Make sure the following FRUs (or CRUs) have been removed.
  • Page 46 Turn over the system board and then remove the system board cable from the system board. Figure 26. Remove the system board cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Hardware Maintenance Manual...

  • Page 47: Use A Golden Key U1 Tool To Flash-Write Key Id Information

    The Golden Key U1 tool is prepared by running the U1 Update software on a FAT32-formatted USB thumb drive. Go to https://support.lenovo.com/us/en/solutions/ht102004 for detailed instructions on how to create and use a Golden Key U1 tool. Remove the pogo pin FPC cable L Make sure the following FRUs (or CRUs) have been removed.

  • Page 48: Remove The Battery Pack

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Pogo pin FPC cable L Remove the battery pack Make sure the following FRU (or CRU) has been removed. “Remove the game controller” on page 26 “Remove the lower case”...

  • Page 49: Remove The Pogo Pin Fpc Cable R

    Figure 29. Remove the pogo pin FPC cable R Screw specifications Number of screws M1.6 x L3 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Pogo pin FPC cable R Removable tape Remove the microphone board Make sure the following FRUs (or CRUs) have been removed.
  • Page 50 “Remove the game controller” on page 26 “Remove the lower case” on page 28 “Disconnect the battery pack cable” on page 29 “Remove the LCD bracket” on page 30 “Remove the SSD cable holder graphite” on page 30 “Remove the solid-state drive (SSD)” on page 31 “Remove the speaker with antenna”...

  • Page 51: Remove The Lcd Module

    “Remove the pogo pin FPC cable R” on page 43 “Remove the microphone board” on page 43 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: LCD module Chapter 4 Removing a FRU or CRU...
  • Page 52 Hardware Maintenance Manual...

  • Page 53: Appendix A. Label Locations

    20 mm x 10 mm WL/BT label South Africa Brazil 16.5 mm x 15 mm Country label Vietnam energy label 10 mm x 9 mm Korea 43 mm x 24 mm 16 mm x 22.5 mm OS label © Copyright Lenovo 2023...
  • Page 54 Hardware Maintenance Manual...

  • Page 55: 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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