4. Remove the power cords from the AC inlet on the AC power supply faceplate.
5. Turn the adjustment nut of the power cord retainers counterclockwise until you can see the power
cord. Pull the power cord from the slot in the adjustment nuts.
6. Unscrew the captive screw counterclockwise by using the Phillips (+) screwdriver, number 1. See
Figure 89 on page 195 and Figure 90 on page 195.
7. Rotate the captive screw away from the faceplate of the power supply to release the latch.
8. Taking care not to touch the power supply output connections, pins, leads, or solder connections, place
one hand under the power supply to support it. Grasp the power supply handle with your other hand
and pull the power supply completely out of the chassis.
CAUTION: Do not bump the output connections. If the connection hits a solid object,
it could damage the power supply.
CAUTION: See the heat symbol . The power supply surfaces are hot. Allow
a few minutes for the power supply to cool by pulling the power supply halfway out
of the chassis, or wear protective, heat-resistant gloves while removing the power
supply.
9. If you are not replacing the power supply, install the cover panel over the slot by inserting your thumb
and forefinger into the finger holes, squeezing and pulling the cover out of the slot.
194
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