Installing The Battery; Replacing The Nvram; Removing The Nvram - Sun Microsystems Ultra 25 Service Manual

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3.3.2

Installing the Battery

The battery fits directly into a socket on the motherboard. There are no additional
fasteners or cables.
1. Position the battery over the battery socket with the plus (+) side up (
2. Press the battery down into the socket until the battery clicks into place.
3. Reassemble the workstation, power on the system, and verify the battery
installation.
Refer to "Finishing Component Replacement" on page 6-1 and "Verifying
Component Installation" on page 6-5.
3.4

Replacing the NVRAM

This section describes removal and installation of the nonvolatile random access
memory (NVRAM).
Note – If you are replacing a motherboard and you have software that is licensed to
the HostID or Ethernet address, you should install the old NVRAM on the new
motherboard.
3.4.1

Removing the NVRAM

1. Power off the system and attach an antistatic wrist strap. Open and position the
chassis, and remove the access panel.
Refer to "Powering Off the Workstation" on page 2-4.
2. Pull the NVRAM straight up from the motherboard connector (
Chapter 3 Replacing the Motherboard and Associated Components
).
FIGURE 3-6
).
FIGURE 3-7
3-11

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