
HP/Agilent 85420E/85460A
High Frequency Filter Assembly
Replacement Kit
Installation Note
Part number: 85460-90030
Printed in USA
April 2000

Notice
The information contained in this document is subject to change without
notice.
Agilent Technologies makes no warranty of any kind with regard to this
material, including, but not limited to, the implied warranties of
merchantability and fitness for a particular purpose. Agilent Technologies
shall not be liable for errors contained herein or for incidental or
consequential damages in connection with the furnishing, performance, or
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© Copyright Agilent Technologies, Inc. 1995, 1999, 2000
2 85420E/85460A High Frequency Filter Assembly Replacement Kit

High Frequency Filter Assembly Replacement Kit
Products Affected:......................... HP/Agilent 85420E
HP/Agilent 85460A
Serial Numbers: . . ......................... All
Options:................................. none
To Be Performed By: . . . . . . . . . . . . . . . . . . . . . . (X) Agilent Service Center
(X) Personnel Qualified by Agilent Technologies
Estimated Installation Time:................ 1.0 Hours
Estimated Verification Time: . . . . . . . . . . . . . . 5.0 Hours
Introduction
This kit contains a replacement HF Filter Assembly (A9).
Installation Kit Parts List
High Frequency Filter Assembly Replacement Kit Contents
Item Quantity Description Part Number
1 1 HF Filter Assembly 85460-60030
2 1 Installation Note 85460-90030
Tools Required:
T-10 TORX Driver, T-15 TORX Driver, 5/16 Open-end Wrench
Calibration and Verification
Refer to the 85460A and 85420E Service Guide for the appropriate adjustment routines and
performance verification tests that must be run after replacing the HF Filter Assembly. (Refer to
Chapter 2 “Making Adjustments” Table 2-2, A9 High Frequency Filters Board Assembly.)
85420E/85460A High Frequency Filter Assembly Replacement Kit 3