Lenovo Yoga Pro 7 Hardware Maintenance Manual
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Lenovo Yoga Pro 7 Hardware Maintenance Manual

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Hardware Maintenance Manual
Yoga Pro 7i (14.5", 8) and Yoga Pro 7 (14.5", 8)

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Summary of Contents for Lenovo Yoga Pro 7

  • Page 1 Hardware Maintenance Manual Yoga Pro 7i (14.5″, 8) and Yoga Pro 7 (14.5″, 8)
  • Page 2 First Edition (January 2023) © Copyright Lenovo 2023.

  • Page 3: Table Of Contents

    Trademarks ....xlv Service tools ....© 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 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 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

    • 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. Models: Yoga Pro 7 14IRH8 (MT: 82Y7) Type ac power adapter...

  • 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 computer. © Copyright Lenovo 2023...
  • Page 28 Figure 1. exploded view Hardware Maintenance Manual...
  • Page 29 Table 4. FRU (CRU) categories FRU (CRU) category LCD module Speakers Heat sink Battery pack Lower case Wi-Fi card 2280 Solid-state drive (SSD) Solid-state drive (SSD) bracket Note: The SSD bracket is used to lock the screw for the 2242 SSD. Solid-state drive (SSD) mylar 2242 Solid-state drive (SSD) Touchpad board cable...
  • 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 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 33: Remove The Battery Pack

    Step 3. Pry up the latches and then remove the lower case. Figure 3. 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 Remove the battery pack Make sure the following FRU (or CRU) has been removed.

  • Page 34: Remove The 2242 Solid-State Drive (Ssd)

    Number of screws Screw specifications M2 x L3.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Battery pack Remove the 2242 solid-state drive (SSD) Make sure the following FRUs (or CRUs) have been removed.

  • Page 35: Remove The 2280 Solid-State Drive (Ssd)

    M1.6 x L1.7 Step 4. Remove the SSD mylar. Figure 7. Remove the SSD mylar Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: 2242 Solid-state drive (SSD) Solid-state drive (SSD) mylar Solid-state drive (SSD) bracket Remove the 2280 solid-state drive (SSD) Make sure the following FRUs (or CRUs) have been removed.

  • Page 36: Remove The Wi-Fi Card

    Step 3. Remove the SSD mylar. Figure 9. Remove the SSD mylar Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: 2280 Solid-state drive (SSD) Solid-state drive (SSD) mylar Remove the Wi-Fi card Make sure the following FRU (or CRU) has been removed.

  • Page 37: Remove The Touchpad Board Cable

    Figure 10. Remove the Wi-Fi card Screw specifications Number of screws M1.6 x L1.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Wi-Fi card Remove the touchpad board cable Make sure the following FRUs (CRUs) have been removed.

  • Page 38: Remove The I/O Board Cable

    Figure 12. Remove the touchpad board cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Touchpad board cable Remove the I/O board cable Make sure the following FRU (or CRU) have been removed.

  • Page 39: Remove The Heat Sink

    Remove six screws and then remove the heat sink. Figure 15. Remove the heat sink Screw specifications Number of screws M1.6 x L1.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Heat sink Chapter 4 Removing a FRU or CRU...

  • Page 40: Remove The Fan

    Remove the fan Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 26 Step 1. Disconnect the battery pack cable from the system board. Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable. Step 2.

  • Page 41: Remove The I/O Board

    Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Remove the I/O board Make sure the following FRU (or CRU) have been removed. “Remove the lower case” on page 26 Step 1. Remove one fan. For details, see “Remove the fan” on page 34.

  • Page 42: Remove The System Board And The I/O Board Fpc

    I/O board Remove the system board and the I/O board FPC Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 26 “Remove the battery pack” on page 27 “Remove the 2280 solid-state drive (SSD)” on page 29 or “Remove the 2242 solid-state drive (SSD)” on page 28 “Remove the Wi-Fi card”...
  • Page 43 Figure 21. Disconnect cables connected to the system board Step 3. Remove five screws and then remove the system board. Chapter 4 Removing a FRU or CRU...

  • Page 44: Use A Golden Key U1 Tool To Flash-Write Key Id Information

    M2 x L3.5 Step 4. Remove the I/O board FPC from the system board Figure 23. Remove the I/O board FPC Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: System board I/O board FPC...

  • Page 45: Remove The Lcd Module

    Screw specifications Number of screws M1.6 x L1.7 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Speakers Remove the LCD module Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 26 Step 1.
  • Page 46 Figure 25. Disconnect the EDP cable and antenna cable Step 3. Disconnect the sensor board cable from the system board and then release cables from the cable guide. Figure 26. Disconnect the sensor board cable and release cables Step 4. Rotate the LCD module to an angle of more than 90 degrees and place the computer on a flat surface as shown.

  • Page 47: Remove The Upper Case

    Figure 27. Remove the LCD module Screw specifications Number of screws M2.5 x L4.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: LCD module Remove the upper case Make sure the following FRUs (CRUs) have been removed.
  • Page 48 Upper case Hardware Maintenance Manual...

  • Page 49: Appendix A. Label Locations

    16.5 mm x 15 mm TW vision warning label 70 mm x 10 mm Vietnam MEPS label 10 mm x 9 mm Country label Malaysia label 8 mm x 8 mm Belarus label 40 mm x 8 mm © Copyright Lenovo 2023...
  • Page 50 Hardware Maintenance Manual...

  • Page 51: 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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Yoga pro 7i14arp87-14arp7-14irh

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