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: •...
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 6. 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 charge thermal pad Make sure the following FRU (or CRU) has been removed.
M2 x L4 Step 2. Remove the battery pack mylar. Figure 9. Remove the battery pack mylar Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Battery pack Battery pack mylar Remove the solid-state drive (SSD) module (2242) Make sure the following FRU (or CRU) has been removed.
Page 41
Step 1. Disconnect the battery pack cable from the system board. Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable. Step 2. Remove the SSD thermal pad Figure 10. Remove the SSD thermal pad Step 3.
Figure 13. Remove the Wi-Fi card Screw specifications Number of screws M2 x L1.8 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Wi-Fi card Remove the speakers Make sure the following FRU (or CRU) has been removed.
Figure 14. Remove the speakers Screw specifications Number of screws M2 x L1.8 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Speakers Remove the type-C bracket Make sure the following FRU (or CRU) has been removed.
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Type-C bracket Remove the touchpad cable Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 32 “Remove the battery pack” on page 34 Step 1.
Figure 17. Loose five screws and then remove the heat sink Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Heat sink VRAM Absorber tape Remove the fans Make sure the following FRUs (or CRUs) have been removed.
Screw specifications Number of screws M2 x L2.7 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Fans Remove the I/O board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 32 “Remove the heat sink”...
Page 47
Disconnect the I/O board cable from the I/O board. Remove two screws and then remove the I/O board. Figure 21. Remove the I/O board Screw specifications Number of screws M2 x L2.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: I/O board Chapter 4 Removing a FRU or CRU...
Remove the system board and the I/O board cable Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 32 “Remove the battery pack” on page 34 “Remove the solid-state drive (SSD) module (2242)” on page 34 “Remove the Wi-Fi card”...
Page 49
Figure 23. Disconnect cables connected to the system board and disconnect the I/O board cable Step 3. Remove four screws and then lift the system board with the I/O board cable slightly. Figure 24. Lift the system board with the I/O board cable Screw specifications Number of screws M2 x L2.7...
Disconnect the I/O board cable from the system board and then remove the I/O board cable. Figure 26. 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...
Remove the LCD module Make sure the following FRU (or CRU) has been removed. “Remove the lower case” on page 32 Step 1. Disconnect the battery pack cable from the system board. Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable. Step 2.
Figure 29. Remove the LCD module (mylar version) Figure 30. Remove the LCD module (glass version) Screw specifications Number of screws M2.5 x L4.5 The LCD module is not a FRU. Instead, it contains FRUs as its components. Refer to “Disassemble the LCD unit (mylar version)”...
“Remove the system board and the I/O board cable” on page 42 “Remove the LCD module” on page 45 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Upper case Disassemble the LCD unit (mylar version) The LCD unit as a whole is not an FRU.
Step 1. Remove the LCD bezel. Figure 32. Remove the LCD bezel Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: LCD bezel Remove the strip cover Make sure the following FRUs (CRUs) have been removed.
Lift the LCD panel carefully. Peel off the tape and disconnect the EDP cable from the LCD panel, then remove the LCD panel. Figure 35. Remove the LCD panel Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: LCD panel...
Removable tape Remove the hinges Make sure the following FRUs (CRUs) have been removed. “Remove the LCD module” on page 45 “Remove the hinge cover” on page 47 “Remove the LCD bezel” on page 47 “Remove the strip cover” on page 48 “Remove the LCD panel”...
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Hinges Removable tape Remove the EDP cable Make sure the following FRUs (CRUs) have been removed. “Remove the LCD module” on page 45 “Remove the hinge cover” on page 47 “Remove the LCD bezel”...
Figure 39. Remove the camera cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Camera cable Removable tape Remove the camera rubber Make sure the following FRUs (CRUs) have been removed. “Remove the LCD module” on page 45 “Remove the hinge cover”...
Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Camera rubber Removable tape Remove the microphone rubbers Make sure the following FRUs (CRUs) have been removed. “Remove the LCD module” on page 45 “Remove the hinge cover” on page 47 “Remove the LCD bezel”...
“Remove the camera rubber” on page 52 “Remove the microphone rubbers” on page 53 “Remove the camera module” on page 53 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: LCD cover Disassemble the LCD unit (glass version) The LCD unit as a whole is not an FRU.
Step 1. Remove the hinge cover. Figure 43. Remove the hinge cover Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Hinge cover Remove the hinges Make sure the following FRUs (CRUs) have been removed.
Figure 45. Remove six screws and remove the hinges Screw specifications Number of screws M2 x L5.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Hinges Remove the strip cover Make sure the following FRUs (CRUs) have been removed.
Step 2. Disconnect the EDP cable from the LCD panel and then remove the EDP cable. Figure 48. Remove the EDP cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Chapter 4 Removing a FRU or CRU...
“Remove the LCD panel and the EDP cable” on page 57 Step 1. Remove the two microphone rubber. Figure 49. Remove the microphone rubber Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Microphone rubber Removable tape Remove the camera rubber Make sure the following FRUs (CRUs) have been removed.
Figure 50. Remove the camera rubber Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Camera rubber Removable tape Remove the camera module Make sure the following FRUs (CRUs) have been removed. “Remove the LCD module” on page 45 “Remove the hinge cover”...
“Remove the microphone rubber” on page 58 “Remove the camera rubber” on page 58 “Remove the camera module” on page 59 “Remove the camera cable” on page 60 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Hardware Maintenance Manual...
Page 67
LCD cover Chapter 4 Removing a FRU or CRU...