Sun Microsystems Sun Blade 100, Service Manual

Page: 138 / 222

8-6 Sun Blade 100 Service Manual • October 2000
8.2 NVRAM/TOD
To remove and replace the NVRAM/TOD, proceed as follows.
8.2.1 Removing the NVRAM/TOD
1. Power off the system, remove the system cover, and attach an antistatic wrist strap
as described in Chapter 5 “Preparing for Component Removal and Replacement.”
Caution –
Use proper ESD grounding techniques when handling components. Wear
an antistatic wrist strap and use an ESD-protected mat. Store ESD-sensitive
components in antistatic bags before placing them on any surface.
2. Remove any PCI cards installed in PCI slots 1 and 3.
See Section 8.4.1 “Removing a PCI Card” on page 8-12.
3. Locate the NVRAM/TOD and carrier on the motherboard (
FIGURE 8-3
).
Caution –
Do not remove the NVRAM/TOD from the carrier.
4. Grasp the NVRAM/TOD carrier at each end and pull it straight up, gently
wiggling it as necessary.
5. Place the NVRAM/TOD and carrier on an antistatic mat.