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8–1
WFM 300A
Section 8
Replaceable Electrical Parts
This section contains a list of the components that are replaceable for the
WFM 300A. Use this list to identify and order replacement parts. There is a
separate Replaceable Electrical Parts list for each instrument.
Parts Ordering Information
Replacement parts are available from or through your local Tektronix, Inc., Field
Office or representative.
Changes to Tektronix instruments are sometimes made to accommodate
improved components as they become available and to give you the benefit of
the latest circuit improvements. Therefore, when ordering parts, it is important to
include the following information in your order.
H Part number
H Instrument type or model number
H Instrument serial number
H Instrument modification number, if applicable
If a part you have ordered has been replaced with a new or improved part, your
local Tektronix, Inc., Field Office or representative will contact you concerning
any change in part number.
Change information, if any, is located at the rear of this manual.
Using the Replaceable Electrical Parts List
The tabular information in the Replaceable Electrical Parts list is arranged for
quick retrieval. Understanding the structure and features of the list will help you
find all of the information you need for ordering replaceable parts.
The Mfg. Code Number to Manufacturer Cross Index for the electrical parts list
is located immediately after this page. The cross index provides codes, names,
and addresses of manufacturers of components listed in the electrical parts list.
Abbreviations conform to American National Standards Institute (ANSI)
standard Y1.1.
A list of assemblies can be found at the beginning of the electrical parts list. The
assemblies are listed in numerical order. When the complete component number
of a part is known, this list will identify the assembly in which the part is
located.
Cross Index–Mfr. Code
Number to Manufacturer
Abbreviations
List of Assemblies