TDS 420A, TDS 430A & TDS 460A Service Manual
6-9
Removal and Installation Procedures
This section contains procedures for removal and installation of all mechanical
and electrical modules. Any electrical or mechanical module, assembly, or part
listed in Chapter 10 of this manual is a module.
Preparation — Please Read
WARNING. Before doing this or any other procedure in this manual, read the
Safety Summary found at the beginning of this manual. Also, to prevent possible
injury to service personnel or damage to oscilloscope components, read Before
Servicing, page xvi, Supplying Operating Power, page 2--1, and Preventing ESD
in this chapter.
This section contains the following information:
H This preparatory information that you need to properly do the procedures
that follow.
H A list of equipment required to remove all modules.
H Procedures for removal and reinstallation of the electrical and mechanical
modules.
H A disassembly procedure for removal of all the major modules from the
oscilloscope at one time and for reassembly of those modules into the
oscilloscope. A complete disassembly is normally only done when complete-
ly cleaning the oscilloscope. (Instructions for doing the actual cleaning are
found under Inspection and C leaning beginning on page 6--4.)
H Three module locator diagrams for finding all the modules in this oscillo-
scope.
WARNING. Before doing any procedure in this section, disconnect the power cord
from the line voltage source. Failure to do so could cause serious injury
or death.
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