Technical data

Replaceable Parts
This section contains information for ordering replacement parts for
your Agilent 34401A Multimeter. The parts lists are divided into the
following groups.
• 34401-66501 Main PC Assembly (A1) page 127
• 34401-66512 Front-Panel Display PC Assembly (A2) page 133
• Agilent 34401A Mainframe Replaceable Parts page 134
• Manufacturer’s List page 135
Parts are listed in the alphanumeric order according to their schematic
reference designators. The parts lists include a brief description of the
part with the applicable Agilent part number and manufacturer part
number.
To Order Replaceable Parts
You can order replaceable parts from Agilent using the Agilent part
number or directly from the manufacturer using the manufacturer’s
part number. Note that not all parts listed in this chapter are available
as field-replaceable parts. To order replaceable parts from Agilent, do
the following:
1 Contact your nearest Agilent Sales Office or Service Center.
2 Identify parts by their Agilent part number shown in the
replaceable parts lists.
3 Provide the instrument model number and serial number.
Backdating and Part Changes
Always refer to chapter 8, “Backdating,” before attempting repair or
before ordering replacement parts. Parts changes are documented in the
backdating chapter.
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