Chapter 6 Backdating

Backdating Hardware

Backdating Hardware

CHANGE 1 (Below Series Prefix 3711A)

Page 2-40, Table 2-1. HP 53131A Assembly Identification:

Change A1 Motherboard part number from 53131-60004 to 53131-60001.

Page 2-42, Table 2-3. HP 53181A Assembly Identification:

Change A1 Motherboard part number from 53181-60004 to 53181-60001.

Page 5-7, Table 5-3. HP 53131A/132A/181A Replaceable Parts:

53131A—Change A1 Motherboard part number from 53131-60004 to 53131-60001.

53181A—Change A1 Motherboard part number from 53181-60004 to 53181-60001.

CHANGE 2 (New A3 5/12.4 GHz Prescaler Assembly)

Page 2-40/Page 2-42, Table 2-1/Table 2-3. HP 53131A/132A/181A Assembly Identification:

Change A3 Channel 3 Input Board (Option 050) part number from 53132-60212 to 53132-60211; exchange part numbers change from 53132-69212 to 53132-69211.

Page 5-7, Table 5-3. HP 53131A/132A/181A Replaceable Parts:

Change A3 Channel 3 Input Board (Option 050) part number from 53132-60212 to 53132-60211; exchange part numbers change from 53132-69212 to 53132-69211.

6

Assembly-Level Service Guide

6-3

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Image 203
HP 181A manual Backdating Hardware, Change 1 Below Series Prefix 3711A, Change 2 New A3 5/12.4 GHz Prescaler Assembly