Replacing the led panel – Lenovo C240 All-in-One User Manual
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Step 5.
Disconnect the 2 cables from the converter board.
1
Step 6.
Remove the 2 screws that secure the converter board to the bracket.
2
Step 7.
Lift up the converter board to remove it.
3
1
1
2
2
3
Step 8.
To install the new converter board:
a.
Line up the holes in the new converter board with the mounting holes on the bracket and
secure the new converter board with the 2 screws.
b.
Connect the 2 cables to the new converter board.
c.
A converter jumper reset is required, refer to the diagram on “Replacing the LED panel”.
Step 9.
Reattach the rear cover and secure it with the screws.
Replacing the LED panel
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
To replace the LED panel:
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.
Remove the converter board. Refer to “Replacing the converter board”.
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