Lenovo Horizon 2s Table PC Lenovo HORIZON 2s All-In-One PC Hardware Maintenanc - Page 41

Replacing a system fan, proceeding replacing any parts to avoid electric shock

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Replacing a system fan Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover. To replace a system fan 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. Disconnect the power cable from the connector on the motherboard. 1 Remove the three screws that secure the system fans to the rear cover. Lift up the system fan to remove it. Step 9. To install a new system fan: a. Line up the new system fan with the mounting holes on the rear cover and place it into position. b. Secure the new system fan to the rear cover with the three screws. c. Connect the new power cable to the connector on the motherboard. d. Reconnect the battery cable to the connector on the motherboard. Step 10. Reattach the rear cover and secure it with the screw. Chapter 8. Replacing hardware 35

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Replacing a system fan
Note:
Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
To replace a system fan
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.
Disconnect the power cable from the connector on the motherboard.
1
Step 7.
Remove the three screws that secure the system fans to the rear cover.
Step 8.
Lift up the system fan to remove it.
Step 9.
To install a new system fan:
a.
Line up the new system fan with the mounting holes on the rear cover and place it into position.
b.
Secure the new system fan to the rear cover with the three screws.
c.
Connect the new power cable to the connector on the motherboard.
d.
Reconnect the battery cable to the connector on the motherboard.
Step 10. Reattach the rear cover and secure it with the screw.
Chapter 8
.
Replacing hardware
35