Troubleshooting And Repair; Chapter Overview; Problem Isolation - HP E8400A C-Size VXI Mainframe User And Service Manual

Chapter Overview

Problem Isolation

WARNING
Chapter 3

Troubleshooting and Repair

This chapter contains information for troubleshooting and replacing
selected components of the HP E8400. The sections in the chapter include:
•
Problem Isolation
•
Replacing Assemblies
•
Replacement Power Cords and Line Fuse
Table 3-1 lists symptoms which could appear in the mainframe over time.
The assembly most likely responsible for the symptom is also listed. Notice
that customer repair of the HP E8400A is limited to replacement of the basic
monitor, power supply, power supply fan, and impeller (module fan)
assemblies.
There are no servicable parts inside the mainframe. Repair is
limited to replacement of the basic monitor, power supply,
power supply fan, and impeller (backplane fan). Replacement of
these components must be performed at a static-controlled
workstation by trained service personnel only.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
. . . . . . . . . . . . . . . . . . . . . . . . . . . .42
. . . . . . . . . . . . . .48
Troubleshooting and Repair 41
Chapter 3