Introduction - Agilent Technologies 53147A Assembly Level Service Manual

WARNING
CAUTION
NOTE
Chapter 3 Replacing Assemblies

Introduction

Introduction
This chapter provides instructions for removing major assemblies in the
Agilent 53147A/148A/149A. To install an assembly, apply the removal
instructions in reverse.
The following disassembly and repair procedures are provided:
Removing the Bumpers
•
• Removing the Handle
• Removing the Bumper Retainers
Removing the Shroud
•
• Removing the Front Panel Assembly
• Removing the Rear Panel Assembly
Removing the Cooling Fan
•
• Removing the Power Supply
HAZARDOUS VOLTAGES ARE PRESENT ON THE POWER
SUPPLY ASSEMBLY. DISCONNECT THE INSTRUMENT FROM
THE POWER SOURCE, AND WAIT AT LEAST SIX MINUTES
BEFORE WORKING INSIDE THE INSTRUMENT.
Do not replace assemblies when the instrument is operating to prevent
damage to components.
Unless otherwise stated, directional referents in the procedures in this
chapter are accurate when viewing the instrument from the front.
Part numbers for all replaceable parts and assemblies are provided in
Chapter 5, "Replaceable Parts."
3-2
pg. 3-4
pg. 3-5
pg. 3-6
pg. 3-7
pg. 3-8
pg. 3-11
pg. 3-13
pg. 3-14
Assembly Level Service Guide