Model 141A List of Illustrations
List of Tables
LIST OF ILLUSTRATIONS
Number Title Page Number Title Page
1-1. Model 141A Oscilloscope with Model 4-4. Pulse Circuit Block Diagram ..... 4-4
1400A Amplifier and Model 1402A
Plug-ins ................ 1 - 1 5-1. Component Locations, Bottom View. 5-3
5-2. Component Locations, Top View - . 5-5
2-1. Rack Mounting Procedure- ....... * 2-2 5-3. High-Voltage Deck Removal ...... 5-9
5-4. High-Voltage Deck Board ....... 5-10
3-1. Model 141A Controls .......... . 3-2 5-5. Component Identification, Horizontal
3-2. Background Illumination ........ * 3-4 Driver Board ............ 5-13
3-3. Variable Persistence ........... 3-4 5-6. Component Identification, -High-Voltage
3-4. Single-Shot Trace Bloom ........ 3-4 Board ................ 5-13
3-5. Single-Shot, No Bloom * - - . . - . . . 3-4 5-7. Low-Voltage Schematic Diagram - - 5-14
3-6. Fade Positive ............. * * 3-5 5-8. High-Voltage Schematic Diagram - 5-15
3-7. Single-Shot, Fast Sweep a - - . - 3-5 5-9. Component Identification, Low-Voltage
Board ................ 5-15
3-8. Single-Shot, Fade Positive ....... * 3-5
3-9. Storage Mesh Imperfections . - - . . * 3-5 5-10. Waveforms .............. * 5-16
5-11. Pulse Circuit Schematic Diagram - - . 5-17
4-1. Model 141A Block Diagram. ..... 4-1 5-12. Component Identification, Pulse
Circuit .............. * 5-18
4-2. Regulated Power Supply Block
Diagram ................ 4-2 5-13. Plug-In Jack Connection. a - . - 5-18
4-3. High-Voltage Power Supply Block
Diagram .............. * . 4-3 6-1. Cabinet Parts, Exploded View. 9 . . 6-2
LIST OF TABLES
Number Title Page Numer Title Page
1-1. Specifications .............. 1-0 5-4. Troubleshooting the High-Voltage
1-2. Plug-Ins for Model 141A Oscilloscope . . 1-2 Supply, NO Voltage - * * * * * - * 5-6
5 - 5. Troubleshooting the Low - Voltage
Supply. ............... 5- 7
2-1. Shipping Carton Test Strengths * * * - - 2-2 5 - 6. Troubles hooting High- Voltage Supply ;
Incorrect Voltage- * * * - . 5- 8
4-1. Current Capability * * . . * - . 4-5 5-7. Schematic Diagram Notes . - - * 5-11
5-1. Equipment Required for Tests and 6-1. List of Reference Designators and
Adjustment. ............. . 5-0 Abbreviations. ........... 6- 1
5-2. Low Voltage Adjustments - * * * - * - * 5-2 6-2. Replaceable Parts * - * * * 6-3
5-3. Condensed Adjustment Procedure * - 5-4 6-3. Code List of Manufacturers * . 6-12
02567-1 iii |
ACEC
HEWLETT-PACKARD
