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Lenovo Yoga 7 2-in-1 Hardware Maintenance Manual
Lenovo Yoga 7 2-in-1 Hardware Maintenance Manual

Lenovo Yoga 7 2-in-1 Hardware Maintenance Manual

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Hardware Maintenance Manual
Yoga 7 2-in-1 (14", 9), Yoga 7i 2-in-1 (14", 9), Yoga 7 2-in-1 (16", 9),
and Yoga 7i 2-in-1 (16", 9)

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Summary of Contents for Lenovo Yoga 7 2-in-1

  • Page 1 Hardware Maintenance Manual Yoga 7 2-in-1 (14″, 9), Yoga 7i 2-in-1 (14″, 9), Yoga 7 2-in-1 (16″, 9), and Yoga 7i 2-in-1 (16″, 9)
  • Page 2 First Edition (February 2024) © Copyright Lenovo 2024.
  • Page 3 Trademarks ....lv models) ....Remove the battery pack ... © Copyright Lenovo 2024...
  • Page 4 Hardware Maintenance Manual...
  • Page 5 • It is recommended that these products be repaired by trained service technicians. For customers electing to repair their own Lenovo products, please follow all instructions carefully. • Before servicing a Lenovo product, be sure to read all the information under Chapter 1 “Safety information” on page 1.
  • Page 6 Hardware Maintenance Manual...
  • Page 7 • 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 – Removing or installing main units © Copyright Lenovo 2024...
  • Page 8 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 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 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 • 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 2024...
  • Page 28 CRU list Table 1. 14–inch models (Machine type: 83DK and 83DJ) Type ac power adapter self-service Lenovo Digital Pen* self-service power cord self-service Table 2. 16–inch models (Machine type: 83DM and 83DL) Type...
  • Page 29 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. Figure 1. Exploded view © Copyright Lenovo 2024...
  • Page 30 2242 solid-state drive (SSD) Wi-Fi card Wi-Fi PC mylar RF EDP absorber* Right cosmetic mylar Left cosmetic mylar Battery pack Lower case Lenovo Digital Pen* Fingerprint board cable* System board Heat sink Touchpad Touchpad cable Speakers (for 16–inch models) Speakers (for 14–inch models)
  • Page 31 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 3. Follow the correct sequence in the steps for removing a FRU, as shown in the illustrations by the numbers in square callouts. 4. When removing a FRU, move it in the direction as shown by the arrow in the illustration. 5.
  • Page 33 Figure 2. Area on the heat sink where thermal interface materials should be applied Area on the system board where thermal interface materials are applied The following figure shows the area on the system board where thermal interface materials are applied. Figure 3.
  • Page 34 M2 × L3 2 ± 0.2 kgf-cm M2 × L7.5 2 ± 0.2 kgf-cm Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Lower case Remove the lower case (for 16–inch models) Make sure the computer has been shut down before servicing the computer.
  • Page 35 M2 × L3 2 ± 0.2 kgf-cm M2 × L7.5 2 ± 0.2 kgf-cm 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 36 Number of screws Torque M2 × L4 2 ± 0.2 kgf-cm 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 (CRUs) have been removed.
  • Page 37 Torque Screw specifications M1.6 × L1.7 1.2 ± 0.1 kgf-cm Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Wi-Fi card Wi-Fi PC mylar Right cosmetic mylar Chapter 4 Removing a FRU or CRU...
  • Page 38 Remove the 2242 solid-state drive Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 27 Step 1. Disconnect the battery pack cable from the system board. Then, peel off the right cosmetic mylar. Attention: Use your fingernail to pull the connector to unplug it.
  • Page 39 Step 3. Remove the 2242 solid-state drive thermal pad. Figure 11. Remove the 2242 solid-state drive thermal pad Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: 2242 solid-state drive 2242 solid-state drive thermal pad...
  • Page 40 Figure 13. Remove three screws and remove the heat sink Screw specifications Number of screws Torque M1.6 × L1.7 1.2 ± 0.1 kgf-cm Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Heat sink Right cosmetic mylar Hardware Maintenance Manual...
  • Page 41 Remove the heat sink (for 16–inch models) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case (for 16–inch models)” on page 28 Step 1. Disconnect the battery pack cable from the system board. Then, peel off the right cosmetic mylar. Attention: Use your fingernail to pull the connector to unplug it.
  • Page 42 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Heat sink Right cosmetic mylar Remove the fan Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 27 Step 1.
  • Page 43 Screw specifications Number of screws Torque M2 × L4 2 ± 0.2 kgf-cm Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Left cosmetic mylar Right cosmetic mylar Chapter 4 Removing a FRU or CRU...
  • Page 44 Remove the speakers Remove the speakers (for 14–inch models) Make sure the following FRUs (CRUs) have been removed. “Remove the lower case (for 14–inch models)” on page 27 Step 1. Disconnect the battery pack cable from the system board. Then, peel off the right cosmetic mylar. Attention: Use your fingernail to pull the connector to unplug it.
  • Page 45 Figure 20. Disconnect and remove the speakers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Speakers Right cosmetic mylar Remove the speakers (for 16–inch models) Make sure the following FRUs (CRUs) have been removed.
  • Page 46 Disconnect the speaker cable from the system board and carefully remove the speaker cable from the cable guide. Then, remove the speakers. Figure 22. Disconnect and remove the speakers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Speakers Remove the coin-cell battery Make sure the following FRUs (CRUs) have been removed.
  • Page 47 Disconnect the coin-cell battery cable from the USB board and remove the coin-cell battery. Figure 24. Disconnect and remove the coin-cell battery Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Coin-cell battery Left cosmetic mylar...
  • Page 48 Remove the USB board Remove the USB board (for 14–inch models) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case (for 14–inch models)” on page 27 “Remove the battery pack” on page 29 Step 1. Peel off the left cosmetic mylar, remove three screws, and lift the left hinge.
  • Page 49 Screw specifications Number of screws Torque M2 × L4 2 ± 0.2 kgf-cm Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: USB board Left cosmetic mylar Remove the USB board (for 16–inch models) Make sure the following FRUs (or CRUs) have been removed.
  • Page 50 Figure 28. Disconnect the cables, remove two screws, and the USB board Number of screws Torque Screw specifications M2 × L4 2 ± 0.2 kgf-cm Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: USB board Hardware Maintenance Manual...
  • Page 51 Left cosmetic mylar Remove the touchpad cable Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 27 “Remove the battery pack” on page 29 Step 1. Peel back the keyboard cable. Figure 29. Peel back the keyboard cable Step 2.
  • Page 52 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Touchpad cable Remove the touchpad Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 27 “Remove the battery pack” on page 29 Step 1.
  • Page 53 Number of screws Torque M1.6 × L1.7 1.2 ± 0.1 kgf-cm Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Touchpad Remove the fingerprint board cable (for selected models) Make sure the following FRUs (or CRUs) have been removed.
  • Page 54 Figure 33. Disconnect and remove the fingerprint board cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Fingerprint board cable Remove the system board and USB board cable (for 16–inch models) Make sure the following FRUs (or CRUs) have been removed.
  • Page 55 Attention: Take extra caution when entering the MTM and SN and when selecting the product name and keyboard language. Carefully verify these details before committing the writing action. Once recorded on the system board, they cannot be altered. Consult Lenovo service if you are uncertain about the MTM, SN, and product name for your PC.
  • Page 56 Remove the LCD module Remove the LCD module (for 14–inch models) Make sure the following FRUs (CRUs) have been removed. “Remove the lower case (for 14–inch models)” on page 27 “Remove the heat sink (for 14–inch models)” on page 33 Step 1.
  • Page 57 Rotate the LCD module to an angle of more than 90 degrees and place the computer on a flat surface as shown. Then, remove the LCD module. Figure 40. Rotate and remove the LCD module Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: LCD module RF EDP absorber Chapter 4...
  • Page 58 Rotate the LCD module to an angle of more than 90 degrees and place the computer on a flat surface as shown. Then, remove the LCD module. Figure 43. Rotate and remove the LCD module Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: LCD module Remove the upper case (with keyboard) Make sure the following FRUs (CRUs) have been removed.
  • Page 59 32 mm x 10 mm Argentina 32 mm x 10 mm WL SA 20 mm x 10 mm Brazil 16.5 mm x 15 mm CO2 Offset Service label 18 mm x 18 mm 16 mm x 22.5 mm GML label © Copyright Lenovo 2024...
  • Page 60 Hardware Maintenance Manual...
  • Page 61 Trademarks LENOVO, the LENOVO logo and Yoga are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2024 Lenovo.