Lenovo Horizon 2s Table PC Lenovo HORIZON 2s All-In-One PC Hardware Maintenanc - Page 39

Replacing the Wi-Fi card, Replacing the heat-sink

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Replacing the Wi-Fi card Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover. To replace the Wi-Fi card: Step 1. Step 2. Step 3. Step 4. Step 5. 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. Unplug all power cords from electrical outlets. 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. Remove the rear cover. Refer to "Removing the rear cover". Disconnect the battery power cable from the connector on the motherboard. DANGER Disconnect the battery power cable from the connector on the motherboard before proceeding replacing any parts to avoid electric shock! Step 6. Step 7. Step 8. Remove the screw that secures the Wi-Fi card to the motherboard. Disconnect the antenna and data cables from the Wi-Fi card. Pull the Wi-Fi card upward to remove it from the socket. Step 9. To install the new Wi-Fi card: a. Insert the new Wi-Fi card into the card port and secure it with the screw. b. Connect the antenna cables to the new Wi-Fi card. c. Reconnect the battery cable to the connector on the motherboard. Step 10. Reattach the rear cover and secure it with the screw. Replacing the heat-sink Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover. Chapter 8. Replacing hardware 33

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Replacing the Wi-Fi card
Note:
Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
To replace the Wi-Fi card:
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 rear cover. Refer to "Removing the rear cover".
Step 5.
Disconnect the battery power cable from the connector on the motherboard.
DANGER
Disconnect the battery power cable from the connector on the motherboard before
proceeding replacing any parts to avoid electric shock!
Step 6.
Remove the screw that secures the Wi-Fi card to the motherboard.
Step 7.
Disconnect the antenna and data cables from the Wi-Fi card.
Step 8.
Pull the Wi-Fi card upward to remove it from the socket.
Step 9.
To install the new Wi-Fi card:
a.
Insert the new Wi-Fi card into the card port and secure it with the screw.
b.
Connect the antenna cables to the new Wi-Fi card.
c.
Reconnect the battery cable to the connector on the motherboard.
Step 10. Reattach the rear cover and secure it with the screw.
Replacing the heat-sink
Note:
Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
Chapter 8
.
Replacing hardware
33