8-2 Sun Ultra 60 Service Manual • August 2001
8.1 Power Supply
Toremove and replace the power supply, proceed as follows.

8.1.1 Removing the Power Supply

1. Power off the system unit.
See Section6.2, “Powering Off the System Unit” on page 6-3.
2. Remove the side access cover.
See Section7.1, “Removing the Side Access Cover” on page 7-2.
Caution – When removing the power supply,attach the copper end of the wrist
strap to the system unit chassis, not the power supply.
3. Attach the wrist strap.
See Section7.2, “Attaching the Wrist Strap” on page 7-3.
4. Remove the power supply as follows (FIGURE 8-1 and FIGURE 8-2):
a. Using a number 2 Phillips-head screwdriver, loosen the four captive screws
securing the power supply to the chassis.
b. Slide the power supply from the chassis rear until the power supply is stopped
by the power supply cables.
c. Disconnect the peripheral cable connector from the power supply
(not illustrated).
d. Disconnect the power supply cables from the motherboard (not illustrated).
e. Remove the power supply from the chassis.