Replacing The Control Button Board - Lenovo S500z Hardware Maintenance Manual

6. Remove the two screws that secure the converter board to the chassis. Then, lift the converter board
upward to remove it from the chassis.
Figure 52. Removing the converter board
7. Align the screw holes in the new converter board with the mounting studs on the chassis. Then, install
the two screws to secure the converter board to the chassis.
8. Connect the converter board cables to the new converter board.
Figure 53. Installing the converter board cables to the new converter board
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 115.

Replacing the control button board

Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Read this first: Important safety information" on page 1.
To replace the control button board, do the following:
1. Remove any media from the drives and turn off all connected devices and the computer. Then,
disconnect all power cords from electrical outlets and disconnect all cables that are connected to the
computer.
2. Remove the computer stand. See "Replacing the computer stand" on page 89.
3. Remove the computer cover. See "Removing the computer cover" on page 94.
4. Locate the control button board. See "Computer components" on page 29.
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Lenovo S500z Hardware Maintenance Manual