Cpu Shroud; Removing The Cpu Shroud - Sun Microsystems Sun Blade 1000 Service Manual

b. At the ok prompt, type:
ok setenv #power-cycles 0
c. Verify that the #power-cycles NVRAM variable increments each time the
workstation is power cycled.
Note – The Solaris operating environment Power Management software uses the
#power-cycles NVRAM variable to control the frequency of automatic system
shutdown if automatic shutdown is enabled.
16. Verify proper operation.
See Section 3.4, "Maximum and Minimum Levels of POST" on page 3-5.
8.9

CPU Shroud

Use the following procedures to remove and replace the CPU shroud.
8.9.1

Removing the CPU Shroud

Caution – Use proper ESD grounding techniques when handling components. Wear
an antistatic wrist strap and use an antistatic mat. Store ESD-sensitive components in
antistatic bags before placing them on any surface.
1. Power off the workstation, remove the access panel, and attach the antistatic wrist
strap.
See Chapter 5.
2. Lay the workstation on its side.
3. Remove the filler panel.
4. Remove the cover for the CPU shroud (
Squeeze the two tabs on the cover to release it from the CPU shroud.
5. Remove the CPU module(s).
See Section 8.2.2, "Removing a CPU Module" on page 8-6.
8-40 Sun Blade 1000 and Sun Blade 2000 Service Manual • January 2002
).
FIGURE 8-21