Sun Microsystems Ultra 5, Service Manual

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8-20 Sun Ultra 5 Service Manual • February 2000
See Section 8.5.2 “Replacing the PCI Riser Board” on page 8-14.
ii. DIMMs
See Section 8.3.2 “Replacing a DIMM” on page 8-8.
iii. NVRAM/TOD with carrier
See Section 8.2.2 “Replacing the NVRAM/TOD” on page 8-5.
iv. PCI card(s)
See Section 8.4.2 “Replacing a PCI Card” on page 8-11.
v. CPU fan assembly
See Section 6.4.2 “Replacing the CPU Fan Assembly” on page 6-13.
vi. CPU module
See Section 8.1.2 “Replacing the CPU Module” on page 8-3.
c. Connect the following to the motherboard:
■
Speaker cable connector (J18)
■
CPU fan cable connector (J19)
■
Power-on LED/software power on cable connector (J17)
■
Diskette drive cable assembly (J16)
■
CD-ROM drive cable connector (J14)
■
Hard drive cable connector (J15)
■
Audio cable assembly (J9)
■
Serial/parallel cable assembly (J7/J8)
Note – Verify that the cable connectors are oriented properly by aligning the
connector keys.
3. Replace the power supply.
See Section 6.1.2 “Replacing the Power Supply” on page 6-3.
4. Replace the diskette drive (or optional secondary hard drive).
See Section 7.1.2 “Replacing the Diskette Drive” on page 7-3.
5. Detach the wrist strap, replace the system cover, and power on the system as
decribed in Chapter 10.
6. Reset the
#power-cycles
NVRAM variable to zero as follows:
a. Press the keyboard Stop and A keys after the system banner appears on the
monitor.