To Order Replaceable Parts; Backdating And Part Changes - Keysight Technologies 34980A Service Manual

6 Replaceable Parts
Replaceable Parts
This section contains information for ordering replacement parts for your
instrument. Parts are listed in alphanumeric order according to their reference
designators. The parts lists include a brief description of each part with applicable
Keysight part number.

To Order Replaceable Parts

You can order replaceable parts from Keysight using the Keysight part number.
Note that only field–replaceable parts are listed in this service guide. Parts not
listed here are not field replaceable and assembly replacement is recommended.
To order replaceable parts from Keysight, do the following:
1 Contact your nearest Keysight Sales Office or Service Center.
2 Identify the parts by the Keysight part number shown in the replaceable parts
3 Provide the instrument model number and serial number.

Backdating and Part Changes

Always refer to
ordering replaceable parts. Parts changes, if any, are documented in the
backdating chapter.
126
list.
Chapter 7, "Backdating" before attempting repair or before
Keysight 34980A Service Guide