Sun Microsystems Sun Ultra 60 Service Manual page 129

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.
3. Attach a wrist strap.
See Section 7.2 "Attaching the Wrist Strap" on page 7-3.
4. Remove the power supply.
See Section 8.1.1 "Removing the Power Supply" on page 8-2.
5. Remove the NVRAM/TOD as follows (Figure 10–2):
a. Locate the NVRAM/TOD and carrier on the motherboard.
b. Grasp the NVRAM/TOD carrier at each end and pull straight up.
Note -
Gently wiggle the NVRAM/TOD as necessary.
6. Place the NVRAM/TOD and carrier on an antistatic mat.
Motherboard and Component Replacement
10-5