Replacing Chassis Components; Replacing The Fan Tray And Fan Tray Backplane - Sun Microsystems Ultra 40 Service Manual

7
C H A P T E R

Replacing Chassis Components

This chapter provides removal and installation procedures for the chassis
components.
This chapter contains the following sections:
Section 7.1, "Replacing the Fan Tray and Fan Tray Backplane" on page 7-1
■
Section 7.2, "Removing and Replacing the Power Supply" on page 7-5
■
Caution – To prevent equipment damage, review the safety requirements, safety
symbols, and safety precautions in
procedure. Additional cautions, warnings, and instructions are provided in the Ultra
40 Workstation Safety and Compliance Guide, part number 820-0122-10. The document
is available at:
http://www.sun.com/documentation
Caution – When servicing workstation components, attach an antistatic strap to
your wrist and then to a metal area on the chassis. Then disconnect the power cord
from the workstation and the wall receptacle. Following this caution equalizes all
electrical potentials with the workstation.
7.1 Replacing the Fan Tray and Fan Tray
Backplane
This section describes the removal and installation of the fan tray and fan tray
backplane.
Chapter 4 before you perform any replacement
7-1