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HP 141S manual available for free PDF download: Operating And Service Manual
HP 141S Operating And Service Manual (60 pages)
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Brand:
HP
| Category:
Monitor
| Size: 23.14 MB
Table of Contents
Table of Contents
4
General Information
7
Description
7
Cathode-Ray Tube
7
CRT Warranty
7
Associated Equipment
7
Model 141S Oscilloscope · 1-1
7
Manual Identification
8
Scope of Manual
8
Installation
9
Preparation for Use
9
Instrument Cooling
9
Claims
9
Repackaging for Shipment
10
Rack Mounting Procedure
10
Operation
11
Front Panel Components
11
Rear Panel Components
11
Plug-In Units
11
Model 141S Controls
12
Operating Considerations 3-1
13
Definitions
13
Control Functions 3-3
13
Operating Tips
13
Variable Persistence
14
Single- Shot Operation
15
Background Illumination
15
Single-Shot, Trace Bloom
15
Single-Shot, no Bloom
15
Fade Positive
16
Principles of Operation
17
Functional Description
17
Circuit Description
17
Low- Voltage Power Supply 4-1
17
Model 141S Block Diagram
17
Calibrator
18
High- Voltage Power Supply
19
Storage CRT
19
Pulse Circuit
20
Pulse Circuit Block Diagram . ·4-4
20
Clamp Circuit
21
Trace Align
21
Compensation Attenuator
21
Plug-In Kit Fabrication
21
Erase: Functional Waveform
21
Current Capability
21
Equipment Required for Tests and Adjustments
22
Low-Voltage Adjustments
22
Maintenance
23
Introduction
23
Performance Check
23
CRT Controls
23
Calibrator
23
Adjustments
24
Adjustments of Low-Voltage Supply
24
Adjustments of High-Voltage Supply
24
Intensity Limit Adjustment
24
Astigmatism Asjustment
24
Geometry Adjustment
24
Pincushioning and Barrelling
24
Adjustment and Component Locations, Bottom View
25
Component Locations, Top View
26
Pulse Circuit Adjustment
27
Condensed Adjustment Procedure
27
Compensation Attenuator Adjustments
28
Troubleshooting
29
Low-Voltage Supply
29
High-Voltage Supply
29
Pulse Circuit
29
Electrical Maintenance
30
Mechanical Maintenance
30
Instrument Repair
30
Major Component Repair
30
Troubleshooting High-Voltage Supply, no Voltage
30
Troubleshooting High-Voltage Supply, Incorrect Voltage
30
Servicing Circuit Boards
31
Schematic Diagram Notes
32
CRT Appearance, Pulse Circuit Adjustments
33
Spectrum Analyzer Plug-In Jack
34
Component Identification, Low-Voltage
35
Board, A401
35
Component Identification, Horizontal Driver Board, A603
37
Component Identification, Compensation
38
Waveforms
41
Component Identification, Pulse Board
42
Replaceable Parts
45
Introduction
45
Ordering Information
45
Reference Designators and Abbrevia
45
Tions
45
Cabinet Parts, Exploded View
46
Replaceable Parts
47
Manual Changes and Options
57
Options
57
Remote ERASE Circuit
57
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