Replacing the speaker system – Lenovo Flex 20 All-in-One IdeaCentre User Manual
Page 44
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 data cable from the I/O board.
Step 6.
Remove the 2 screws that secure the I/O board to the rear cover.
1
Step 7.
Slide the I/O board, and then lift up the I/O board to remove it.
2
Step 8.
To install the new I/O board:
a.
Line up the I/O board with the mounting holes on the rear cover, then slide the new I/O into
position and secure it with the 2 screws.
b.
Connect the data cable to the connector on the I/O board.
Step 9.
Reattach the rear cover and secure it with the screws.
Replacing the speaker system
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
To replace the speaker system:
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".
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Lenovo Flex 20 All-In-One PC Hardware Maintenance Manual