HP 3720A User Manual

List of Contents
LIST OF CONTENTS
SECTION
I INTRODUCTION
Paragraph 1 . 1
1-3
OPERATING INSTRUCTIONS ............
GENERAL SERVICING INSTRUCTIONS ....
.. Page 1-1
.... 1-1
Table
Figure
1-1 Accessories furnished with 3720A .......
1-1
1-1
1-2
1-3
Model 3720A Spectrum Display ..............
Front panel controls and indicators
Rear panel controls and connectors
.. ...
..........
1-0
1-2
1-4
SECTION II GENERAL MAINTENANCE
Paragraph 2-1
2-3
INTRODUCTION .........
IDENTIFICATION .........
2-4 Assembly Identification .........
2-6 Assembly Connection Identification ..
2-8 Integrated Circuit Identification ...
INSTRUMENT DlSMANTLl NG ............
2-16 Removing Top and Bottom Covers ....
2-1 7 Removing Side Covers ...........
2-1 8 Front Panel Access .............
MAINTENANCE
2-20 Locations
of dc Power Supply Fuses .......
2-23 Replacement of Display Sensitivity Lamps ...
2-27 Cleaning the Air Filter ..............
2-29 Cathode Ray Tube RemovaI/RepIacement ..............
2-30 Line Transformer Removal/Replacement ................
2-31 Chassis Mounted Transistors Plate Removal/Replacement ....
2-32 High Voltage Tripler Assembly Removal/Replacement ....
REPAIR PROCEDURES ............................
2-34 Etched Circuits .......................
2-36 Integrated Circuit Removal/Replacement
.. Page 2-1
...... 2-1
... 2-1
... 2-1
2- 1
... 2-2
... 2-2
2-2
2-3.
2-1 5
...
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2-19
... 2-3
... 2-3
... 2-4
... 2-4
... 2-5
... 2-5
... 2-5
... 2-5
... 2-5
... 2-6
2-33
3720A Assem bl ies
..............
Digital integrated circuit abbreviations ....
Table
2- 1
2-2
... 2-1
2-2
F igu re 2- 1
2-2
A18/A19 Housing assembly retaining screws ..
CRT neck connections ................
... 2-3
... 2-4
SECTION 111 REPLACEABLE PARTS
Paragraph 3- 1
3-3
3-7
I NT R 0 DUCT I 0 N
ORDERING INFORMATION
..
REFERENCE DESIGNATORS ..
..........
.... Page 3-1
..... 3-1
.. 3-1
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HP 3720A Specifications

General

Brand	HP
Model	3720A
Category	Measuring Instruments
Language	English