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Chapter 3 Replacing Assemblies
Introduction
3-2
Assembly-Level Service Guide
3
Introduction
This chapter contains the instructions for removing major assemblies in
the HP 53131A/132A/181A. To install an assembly, reverse the removal
instructions.
This chapter provides the following disassembly and reassembly
procedures:
WARNING
HAZARDOUS VOLTAGES ARE ON THE POWER SUPPLY
ASSEMBLY. UNPLUG THE INSTRUMENT, THEN WAIT AT
LEAST SIX MINUTES FOR THE CAPACITORS ON THE POWER
SUPPLY ASSEMBLY TO DISCHARGE BEFORE WORKING ON
THIS INSTRUMENT.
CAUTION
Do not replace assemblies with the instrument turned on. Damage to
components can occur.
Refer to Chapter 5, “Replaceable Parts,” for the part number of the
assemblies.
•
•
•
To Remove A1 Motherboard Assembly
•
To Remove the A2 Display Board, Keypads, and Window page 3-11
•
To Remove A3 1.5/3.0/5.0/12.4 GHz Channel Assembly
(Option 015/030/050/124)
•
To Remove A4 AC Power Supply Assembly
•
To Remove A5 DC Power Input Assembly (Option 002)
•
To Remove A6 High Stability Timebase Assembly
(Options 001, 010, and 012)
•
Содержание 53131A
Страница 1: ...Assembly Level Service Guide HP 53131A 132A 181A 225 MHz Counter ...
Страница 2: ......
Страница 14: ...Contents xii Assembly Level Service Guide ...
Страница 22: ...Preface xx Assembly Level Service Guide ...
Страница 23: ...1 Performance Tests Verifying Specifications ...
Страница 97: ...2 Service ...
Страница 149: ...3 Replacing Assemblies Disassembly and Reassembly ...
Страница 172: ...Chapter 3 Replacing Assemblies To Remove the Rear Terminals Option 060 3 24 Assembly Level Service Guide 3 ...
Страница 173: ...4 Retrofitting Options ...
Страница 190: ...Chapter 4 Retrofitting Options To Retrofit the Rear Terminals Option 060 4 18 Assembly Level Service Guide 4 ...
Страница 191: ...5 Replaceable Parts ...
Страница 201: ...6 Backdating Manual Changes ...
Страница 218: ...Chapter 6 Backdating Backdating Specifications 6 18 Assembly Level Service Guide 6 ...
Страница 219: ...7 HP 53131A 132A Specifications ...
Страница 235: ...8 HP 53181A Specifications ...
Страница 246: ...Chapter 8 HP 53181A Specifications General Information 8 12 Assembly Level Service Guide 8 ...
Страница 252: ......
Страница 254: ... Manual Part Number 53131 90039 Printed in U S A MARCH 1999 ...