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 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 • Fuses blown by attachment of a non-supported device •...
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Table 2. FRU (CRU) categories FRU (CRU) category Strip cover Upper case (with keyboard and touchpad) System board Keyboard bracket mylar Note: Attach the keyboard bracket mylar after replacing the related FRU. I/O board cable I/O board Kensington Lock RTC battery Hard disk drive (HDD) cable Hard disk drive (HDD) Hard disk drive (HDD) bracket...
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.
Step 3. Pry up the latches and then remove the lower case. Figure 4. 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 solid-state drive (SSD) plate Make sure the following FRU (or CRU) has been removed.
Figure 6. Remove the SSD plate Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: SSD plate Remove the solid-state drive (SSD) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the solid-state drive (SSD) plate”...
Number of screws Screw specifications M2 x L4.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Battery pack Remove the Wi-Fi card Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the solid-state drive (SSD) plate”...
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: Wi-Fi card Remove the hard disk drive (HDD) module Make sure the following FRUs (or CRUs) have been removed.
Figure 12. Remove the memory shielding Step 3. Open the buckles and then remove the memory. Figure 13. Remove the memory Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Memory Memory shielding Remove the thermal module Make sure the following FRUs (or CRUs) have been removed.
Figure 15. Remove the thermal module Screw specifications Number of screws M2 x L4.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Thermal module Remove the I/O board Make sure the following FRUs (or CRUs) have 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: I/O board Remove the Kensington lock Make sure the following FRU (or CRU) has been removed. “Remove the lower case” on page 28 Step 1.
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Kensington lock Remove the RTC battery Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the battery pack” on page 30 Step 1.
Disconnect the speaker cable from the system board and then remove the speakers. Figure 20. Remove the speakers Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Speakers Remove the system board and the I/O board cable Make sure the following FRUs (or CRUs) have been removed.
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Figure 21. Disconnect cables Step 2. Disconnect the speaker cable from the system board. Figure 22. Disconnect the speaker cable from the system board Step 3. Remove six screws and then lift the system board. Figure 23. Remove six screws and lift the system board Hardware Maintenance Manual...
Figure 24. Remove the system board Step 5. Remove the I/O board cable. Figure 25. Remove the I/O board cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: System board I/O board cable...
Figure 26. Remove five screws Step 3. Turn over the computer and then remove the strip cover. Figure 27. Remove the strip cover Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Strip cover Remove the LCD module Make sure the following FRUs (CRUs) have been removed.
Figure 28. Disconnect the EDP cable from the system board and remove four screws Step 2. Turn over the computer and remove six screws. Lift the LCD module carefully. Figure 29. Remove six screws and lift the LCD module Step 3. Detach the EDP cable and then remove the LCD module.
Make sure the following FRU (CRU) has been removed. “Remove the LCD module” on page 40 Step 1. Remove the LCD bezel. Figure 31. Remove the LCD bezel Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Hardware Maintenance Manual...
Figure 32. Pull out the pieces of adhesive tape with tweezers Step 2. Lift the LCD panel carefully and then detach the EDP cable. Figure 33. Remove the LCD panel Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Adhesive tape LCD panel...
“Remove the LCD bezel” on page 42 “Remove the LCD panel” on page 43 “Remove the camera and the microphone rubber” on page 44 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: LCD cover Hardware Maintenance Manual...
Attach the keyboard bracket mylar Step 1. Peel off the release paper according to direction guidance carefully. Figure 36. Peel off the release paper Step 2. Hold the keyboard bracket mylar and put the triangle indication hole to the nut of the upper case. Attach the keyboard bracket mylar to the upper case.