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 •...
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 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.
Pry up the latches and then remove the lower case. Figure 6. Pry up the latches and remove the lower case Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Lower case Remove the battery Make sure the following FRUs (or CRUs) have been removed.
Figure 7. Remove the battery Screw specifications Number of screws M2 x L3.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Battery Remove the solid-state drive (with Al foil) Make sure the following FRUs (or CRUs) have been removed.
Figure 8. Remove the solid-state drive Screw specifications Number of screws M2 x L2.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: SSD Al foil Remove the WLAN Make sure the following FRUs (or CRUs) have been removed.
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Step 2. Disconnect the antennas. Figure 9. Disconnect the antennas Step 3. Remove the screw and remove the WLAN by pulling it away from the slot. Figure 10. Remove the WLAN Number of screws Screw specifications M2 x L2.5 Hardware Maintenance Manual...
Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: WLAN Remove the LCD module Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 28 Step 1. Disconnect the battery cable, antenna cables, EDP cable, and camera cable from the system board.
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Step 2. Rotate the LCD module to an angle of 90 degrees and place the computer on a flat surface as shown. Then, remove the four screws. Figure 12. Rotate the LCD module and remove the four screws Number of screws Screw specifications M2 x L3.5 Step 3.
Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: LCD module Remove the thermal module (with fans) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 Step 1.
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Remove the six screws and remove the fans. Figure 16. Remove the fans Screw specifications Number of screws M2 x L3.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Thermal module Hardware Maintenance Manual...
Step 2. Carefully remove the speakers (and subwoofer for the 15–inch models). Figure 18. Remove speakers (and subwoofer) Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Chapter 4 Removing a FRU or CRU...
Speakers Remove the USB board with cable Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the battery” on page 29 “Remove the LCD module” on page 33 “Remove the thermal module (with fans)” on page 35 Step 1.
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Figure 21. Disconnect and remove the USB board cable Screw specifications Number of screws M2 x L2.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: USB board Chapter 4 Removing a FRU or CRU...
USB board cable Remove the power button (with fingerprint board and cable) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the battery” on page 29 “Remove the LCD module” on page 33 “Remove the thermal module (with fans)”...
Disconnect the FP board cable from the system board and remove the cable. Figure 23. Disconnect the FP board cable and remove the cable. Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: FB BD...
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Remove the nine screws and remove the system board. Figure 25. Remove the system board Screw specifications Number of screws M2 x L2.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: System board Hardware Maintenance Manual...
Screw specifications Number of screws M2 x L1.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Touchpad Touch cable Remove the upper case (with keyboard) Make sure the following FRUs (CRUs) have been removed.
“Remove the power button (with fingerprint board and cable)” on page 40 “Remove the system board” on page 41 “Remove the touch pad with cable” on page 43 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Upper case (with keyboard) Remove the hinge cover Step 1.
Screw specifications Number of screws M2 x 3.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: LCD cover Remove the side caps Make sure the following FRUs (or CRUs) have been removed. “Remove the hinge cover” on page 44 “Remove the hinges”...
Remove the side caps. Figure 29. Remove the side caps Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: LCD cover Remove the LCD Panel (with LCD bezel and cable) Make sure the following FRUs (or CRUs) have been removed.
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Step 2. Pull on the black tabs to remove the adhesive strips holding the LCD bezel and panel in place. Figure 31. Remove adhesive strips Step 3. Gently pry the top and bottom of the bezel to release the hooks. Then remove the LCD bezel and LCD panel.
Step 4. Disconnect the EDP cable from the back of the LCD panel. Figure 33. Disconnect the EDP cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: LCD bezel LCD panel EDP cable Remove the camera (with cable) Make sure the following FRUs (or CRUs) have been removed.
Step 2. Remove the camera cable and camera. Figure 35. Remove the camera cable and camera Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Camera Camera cable Remove the LCD cover (with cables and antennas) Make sure the following FRUs (or CRUs) have been removed.
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Labels attached to the base cover may contain important regulatory information. If you need to replace the back cover, carefully peel off the labels and apply them to the replacement cover. Label description Applied country/region Label dimensions GML label 16.077 mm x 22.501 mm FCC/IC ID label USA/Canada/Taiwan 32 mm x 10 mm...
Trademarks Lenovo and the “lenovo” logo are trademarks of Lenovo in the United States, other countries or both. Other company, product, or service names may be trademarks or service marks of others.