• 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.
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Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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.
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.
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 ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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. Lenovo ThinkBook 14 Gen 7 exploded view Table 1.
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Battery pack Battery pack protective sponge Coin-cell battery Speakers Heat sink System board Touchpad board cable Upper case (with keyboard) Power cord ac power adapter Screw kit Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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.
X-23-8160 0.18 g, 12.82 mm × 16.25 mm × 0.2 mm (for ARP models) 0.22 g, 11.24 mm × 22.89 mm × 0.2 mm (for IML models) Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Figure 4. 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 5.
Disconnect the cable from the system board. Then, remove five screws and then remove the battery pack. Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Number of screws Torque force (kgf.cm) M2 × L4 1.85 ± 0.15 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Battery pack Remove the battery protective sponge Make sure the following FRUs (or CRUs) have been removed.
Wi-Fi card. Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Figure 9. Remove the Wi-Fi card Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
M2 × L3 (ThinkBook 16 Gen 7) 1.85 ± 0.15 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Wi-Fi card Remove the I/O bracket Make sure the following FRUs (or CRUs) have been removed.
M2 × L2 (ThinkBook 14 Gen 7) 1.85 ± 0.15 M2 × L3 (ThinkBook 16 Gen 7) 1.85 ± 0.15 Step 2. Remove the 2242 solid-state drive thermal pad. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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Screw specifications Number of screws Torque force (kgf.cm) M2 × L3 1.85 ± 0.15 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: 2242 solid-state drive 2242 solid-state drive bracket 2242 solid-state drive thermal pad...
Figure 15. Remove the 2280 solid-state drive thermal pad Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: 2280 solid-state drive 2280 solid-state drive thermal pad Remove the fan (ThinkBook 14 Gen 7) Make sure the following FRUs (or CRUs) have been removed.
Disconnect the battery pack cable from the system board. Then, disconnect the fan cable from the system board, remove three screws and remove the fan. Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Number of screws Torque force (kgf.cm) M2 × L4 1.85 ± 0.15 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Remove the heat sink Make sure the following FRUs (or CRUs) have been removed.
Disconnect the battery pack cable from the system board. Then, remove the coin-cell battery. Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Figure 19. Remove the coin-cell battery Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Coin-cell battery Remove the memory module Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 31 Step 1.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Figure 22. Disconnect cables and remove the speaker Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Speakers Remove the touchpad board cable Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 31 “Remove the battery pack” on page 32 “Remove the battery protective sponge”...
“Remove the heat sink” on page 41 “Remove the coin-cell battery” on page 42 Step 1. Pull out the antenna cables. Then, remove three screws and open the left hinge. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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Figure 25. Remove three screws and open the hinge Screw specifications Number of screws Torque force (kgf.cm) M2.5 × L6 3.0 ± 0.15 Step 2. Disconnect the I/O board cable and fingerprint reader cable (if any). Figure 26. Disconnect the cable(s) Step 3.
“Remove the coin-cell battery” on page 42 Step 1. Disconnect the I/O board cable and fingerprint reader cable (if any). Then, remove three screws and open the left hinge. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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Figure 29. Remove three screws and the I/O board Screw specifications Number of screws Torque force (kgf.cm) M2 × L4 1.85 ± 0.15 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: I/O board Chapter 4 Removing a FRU or CRU...
Figure 32. Disconnect the fingerprint reader cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Fingerprint reader module Remove the power button (for selected models) Make sure the following FRUs (CRUs) have been removed.
Figure 34. Disconnect cables Note: For touch screen models, disconnect the touch board cable from the system board. Step 2. Remove one screw and remove the system board. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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Step 3. Disconnect the I/O board cable from the system board. Figure 36. Disconnect the I/O 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 I/O board cable...
3.0 ± 0.15 M2 × L4 1.85 ± 0.15 Step 2. Rotate the LCD module to an angle of more than 90 degrees and remove the LCD module. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Figure 38. Rotate and remove 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 LCD module (for touch screen models) Make sure the following FRUs (CRUs) have been removed.
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1.85 ± 0.15 Step 2. Rotate the LCD module to an angle of more than 90 degrees and remove the LCD module. Figure 40. Rotate and remove LCD module Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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. “Remove the lower case” on page 31 “Remove the battery pack” on page 32 “Remove the battery protective sponge”...
“Remove the hinge cover” on page 57 Step 1. Remove three screws and remove the LCD bezel. Figure 42. Remove three screws and remove the LCD bezel Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Torque force (kgf.cm) M2 × L4 1.85 ± 0.15 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: LCD bezel Remove the hinges Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 31 “Remove the upper case (with keyboard)”...
Notes: When you turn on the computer and the LCD goes black, run LCD Self-Test to help you determine whether the LCD functions normally. To run LCD Self-Test: Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
3. The test lasts for about 20 seconds and then exits automatically. You also can press the power button to exit the test. Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Adhesive tapes LCD panel Remove the LCD panel (for touch screen models) Make sure the following FRUs (CRUs) have been removed.
Figure 48. Remove the microphone rubbers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Microphone rubber Remove the camera board Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 31 “Remove the upper case (with keyboard)”...
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Note: Sponge is for models equipped with infrared camera. Step 2. Disconnect the camera board cable. Figure 50. Disconnect the camera board cable Step 3. Remove the camera board. Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
Figure 51. Remove the camera board Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Camera board Remove the antennas Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 31 “Remove the upper case (with keyboard)”...
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Figure 52. Remove the antennas Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Antenna Lenovo ThinkBook 14 Gen 7 and Lenovo ThinkBook 16 Gen 7Hardware Maintenance Manual...
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