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.
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: •...
• 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 •...
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Table 3. FRU (CRU) categories FRU (CRU) category LCD module Upper case Speakers System board I/O board cable Heat sink Solid-state drive (SSD) bracket Note: The SSD bracket is used to lock the screw for the 2242 SSD. Solid-state drive (SSD) Battery pack Lower case Wi-Fi card cover...
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.
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.
Figure 2. Areas on the heat sink where thermal interface materials should be applied Areas on the system board where thermal interface materials are applied The following figure shows the areas on the system board where thermal interface materials are applied. Figure 3.
Step 3. Pry up the latches and then remove the lower case. Figure 5. 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.
Screw specifications Number of screws 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 internal rubber Make sure the following FRU (or CRU) has been removed. “Remove the lower case” on page 27 Step 1.
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Internal rubber Remove the 2242 solid-state drive (SSD) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 27 Step 1.
Figure 10. Remove the SSD mylar Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following 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.
Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: 2280 Solid-state drive (SSD) Solid-state drive (SSD) mylar Remove the Wi-Fi card and Wi-Fi card cover Make sure the following FRUs (or CRUs) have been removed.
Screw specifications Number of screws M1.6 x L1.7 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Wi-Fi card Wi-Fi card cover Remove the touchpad board cable Make sure the following FRUs (CRUs) have been removed.
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Touchpad board cable Remove the touchpad board Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 27 “Remove the battery pack” on page 28 Step 1.
Step 2. Remove the I/O board cable from the system board and the I/O board Figure 19. Remove the I/O board cable Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: I/O board cable Remove the heat sink Make sure the following FRUs (or CRUs) have been removed.
Figure 21. 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 Related topics “Handling thermal interface materials ” on page 26 Remove the fan Make sure the following FRUs (or CRUs) have been removed.
Figure 23. Remove five screws and remove the fan Screw specifications Number of screws M2 x L3.5 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 FRUs (or CRUs) have been removed.
Figure 25. Remove two screws and remove the I/O board Screw specifications Number of screws M2 x L3.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: I/O board Remove the system board and the I/O board FPC Make sure the following FRUs (or CRUs) have been removed.
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“Remove the 2280 solid-state drive (SSD)” on page 31 or “Remove the 2242 solid-state drive (SSD)” on page 30 “Remove the Wi-Fi card and Wi-Fi card cover” on page 32 “Remove the heat sink” on page 35 “Remove the fan” on page 36 Step 1.
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Figure 27. Disconnect cables connected to the system board Step 3. Remove five screws and then remove the system board. Hardware Maintenance Manual...
M2 x L3.5 Step 4. Remove the I/O board FPC from the system board Figure 29. 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 Related topics “Handling thermal interface materials ”...
Figure 30. Remove the speakers 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: Speakers Remove the LCD module Make sure the following FRUs (CRUs) have been removed.
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Figure 31. Disconnect the EDP cable and antenna cable Step 2. Disconnect the sensor board cable from the system board and then release cables from the cable guide. Figure 32. Disconnect the sensor board cable and release cables Step 3. Rotate the LCD module to an angle of more than 90 degrees and place the computer on a flat surface as shown.
Figure 33. 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.
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Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Upper case Chapter 4 Removing a FRU or CRU...