Lenovo C365 Lenovo C360-365 All-In-One Computer Hardware Maintenance Manual - Page 43

Replacingtheheat-sink

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Step 10. Disconnect the antenna cables from the WLAN card. Step 11. Remove the screw that secures the WLAN card to the motherboard. Step 12. Lift up the WLAN card to remove it from the socket. Step 13. To install the new WLAN card: a. Insert the notched end of the WLAN card into the card port on the motherboard. b. Secure new the WLAN card to the motherboard with the screw. c. Connect the antenna cables to the new WLAN card. Step 14. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base. Replacing the heat-sink Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage. To replace the heat-sink: Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. Step 2. Unplug all power cords from electrical outlets. Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to "Left and right view" and "Rear view" for help with locating the various connectors. Step 4. Remove the stand base. Refer to "Removing the stand base". Step 5. Remove the foot cover. Refer to "Removing the foot cover". Step 6. Remove the optical drive. Refer to "Replacing the optical drive". Step 7. Remove the stand holder. Refer to "Removing the stand holder". Step 8. Remove the middle cover. Refer to "Removing the middle cover". Step 9. Remove the EMI cover. Refer to "Removing the EMI cover". Step 10. Remove the sealing tape between the system fan and heat-sink. Chapter 7. Replacing hardware 37

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Step 10. Disconnect the antenna cables from the WLAN card.
Step 11. Remove the screw that secures the WLAN card to the motherboard.
Step 12. Lift up the WLAN card to remove it from the socket.
Step 13. To install the new WLAN card:
a. Insert the notched end of the WLAN card into the card port on the motherboard.
b. Secure new the WLAN card to the motherboard with the screw.
c. Connect the antenna cables to the new WLAN card.
Step 14. Reattach the EMI cover, middle cover, optical drive, stand holder, foot cover and stand base.
Replacingtheheat-sink
Note:
Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Note:
It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo
recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches
or other damage.
Toreplacetheheat-sink:
Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating
system, and turn off the computer and all attached devices.
Step 2. Unplug all power cords from electrical outlets.
Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to “Left and right view”
and “Rear view” for help with locating the various connectors.
Step 4. Remove the stand base. Refer to “Removing the stand base”.
Step 5. Remove the foot cover. Refer to “Removing the foot cover”.
Step 6. Remove the optical drive. Refer to “Replacing the optical drive”.
Step 7. Remove the stand holder. Refer to “Removing the stand holder”.
Step 8. Remove the middle cover. Refer to “Removing the middle cover”.
Step 9. Remove the EMI cover. Refer to “Removing the EMI cover”.
Step 10. Remove the sealing tape between the system fan and heat-sink.
Chapter 7
.
Replacing hardware
37