Sun Microsystems Sun Ultra 60 Service Manual page 153

Note -
Ensure that the SCSI cable is routed through both plastic spring clips
installed adjacent to the drive bay.
4
PCI fan assembly power connector.
e. Latch the shroud to the PCI fan bracket hinge clip.
f. Replace the following to the motherboard:
4
PCI card(s). See Section 10.3.2 "Replacing a PCI Card" on page 10-9.
4
UPA graphics card(s). See Section 10.4.2 "Replacing the UPA Graphics Card"
on page 10-12.
4
Audio card. See Section 10.6.2 "Replacing the Audio Card" on page 10-20.
4. Replace the power supply.
See Section 8.1.2 "Replacing the Power Supply" on page 8-3.
5. Connect the AC power cord.
6. Detach the wrist strap.
7. Replace the side access cover.
See Section 7.3 "Replacing the Side Access Cover" on page 7-5.
8. Reset the #power-cycles NVRAM variable to zero as follows:
a. Power on the system unit.
See Section 6.1 "Powering On the System Unit" on page 6-1.
b. Press the keyboard Stop and A keys after the system banner appears on the
monitor.
c. At the ok prompt, type:
ok setenv #power-cycles 0
d. Verify the #power-cycles NVRAM variable increments each time the
system unit is power cycled.
Motherboard and Component Replacement
10-29