HP 54501A Service Manual

HP 54501A
100
MHZ
DIGITIZING
OSCILLOSCOPE
CPS
HEWLETT
PACKARD
SERVICE MANUAL
SERIAL NUMBERS
This manual
applies directly to instruments
with serial
numbers prefixed :
2816A, 2833A, 2842A, 2906A and
2913A .
For
additional information about serial numbers,
see
INSTRUMENTS COVERED BY MANUAL
in Section 1 .
© COPYRIGHT

HEWLETT-PACKARD COMPANY/COLORADO
SPRINGS DIVISION 1988
1900 GARDEN
OFTHE GODS ROAD, COLORADO SPRINGS,
COLORADO U .S .A .
ALL RIGHTS RESERVED
Manual Part
Number
54501-90906
Microfiche
Part Number
54501-90806

PRINTED : 28 FEBRUARY
1989

HP 54501A Specifications

General

Brand	HP
Model	54501A
Category	Test Equipment
Language	English

Summary

Section 1 General Information

1-1. Introduction

Overview of manual content and instrument basics.

1-3. Instrument Description

Overview of the HP 54501A's capabilities.

1-6. Specifications

Lists technical performance limits and standards.

1-9. Recommended Test Equipment

Lists required test gear for performance checks.

Section 2 Installation

2-1. Introduction

Overview of installation procedures.

2-10. Power Requirements

Details voltage, frequency, and power needs.

Section 3 Performance Tests

3-1. Introduction

Purpose of performance testing.

3-5. Bandwidth Performance Test

Procedure to verify bandwidth.

3-6. Offset Accuracy Test

Procedure to check offset accuracy.

3-7. Trigger Sensitivity Test

Procedure for trigger sensitivity.

3-8. Delta-t Accuracy Test

Procedure for delta-t measurement.

3-9. Voltage Measurement Accuracy

Procedure to verify voltage accuracy.

Section 4 Adjustments

4-1. Introduction

Purpose of adjustment procedures.

4-4. HP 54501A Self Calibration

Using instrument's auto-calibration features.

4-5. Power Supply Adjustment

Procedure for adjusting the power supply.

4-6. CRT Monitor Assembly Adjustments

Adjustments for the display.

4-10. System Board Assembly Adjustments

Adjustments for the main board.

4-13. DAC Reference Adjustment

4-14. Track and Hold Offset Adjustments

4-15. Attenuator Compensation Adjustments

4-16. Pulse Response Adjustments

4-17. Self Calibration

Running the instrument's self-calibration.

4-18. Logic Trigger Delay Calibration

Section 5 Replaceable Parts

5-1. Introduction

5-3. Replaceable Parts

List of parts and their details.

Safety Considerations

General Safety Precautions

Covers essential safety guidelines for operation and servicing.

Section 6 Service

6-1. Introduction

6-2. Safety Considerations

Safety warnings for servicing.

6-4. Block Level Theory of Operation

6-9. System Board Assembly Theory of Operation

6-10. Data Acquisition

6-11. System Control

6-12. Troubleshooting

Introduction to troubleshooting.

6-13. Troubleshooting Flowcharts

Diagnostic flowcharts.

6-14. Power Supply Voltages Check

Procedure to check power supply voltages.

6-15. CRT Monitor Signals Check

6-16. Keyboard Signals Check

6-17. Assembly Removal and Installation

General procedures for module removal.

6-18. Removal and Replacement of Rear Panel Assembly

6-19. Removal and Replacement of Power Supply Assembly

6-20. Removal and Replacement of Keyboard Assembly

6-21. Removal and Replacement of System Board Assembly

6-22. Removal and Replacement CRT Monitor Assembly

6-25. HP 54501A Self Tests

How to run instrument self tests.