Replacing the i/o board – Lenovo Horizon 2 27 Table PC IdeaCentre User Manual
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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 cable from the connector on motherboard. Refer to “Replacing the battery”.
Step 6.
Disconnect the speaker cable from the connector on the motherboard.
1
Step 7.
Push the rubber mounting pins outward to release the speaker.
2
Step 8.
To install the new speaker system:
a.
Attach the new speaker system to the chassis, then secure it with mounting rubber pins.
b.
Connect the new speaker cable to the connector on the motherboard.
c.
Reconnect the battery cable to the connector on the motherboard.
Step 9.
Reattach the rear cover.
Replacing the I/O board
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the base cover.
To replace the I/O board:
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 cable from the connector on motherboard. Refer to “Replacing the battery”.
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