HP 6236B User Manual

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HP 6236B Specifications

General

Brand	HP
Model	6236B
Category	Power Supply
Language	English

Summary

SECTION I GENERAL INFORMATION

1-4 DESCRIPTION

Overviews the power supply's features, outputs, and controls.

1-9 SPECIFICATIONS

Lists key technical performance metrics and electrical characteristics.

SECTION II INSTALLATION

2-9 Location

2-15 Input Power Requirements

Specifies power sources, voltage ranges, current, and power consumption.

SECTION III OPERATING INSTRUCTIONS

3-1 TURN-ON CHECKOUT PROCEDURE

3-4 LINE VOLTAGE OPTION CONVERSION

3-6 OPERATION

3-8 Tracking Ratio Control

3-10 Overload Protection Circuits

Explains the various circuits that protect the unit from overloads.

SECTION IV PRINCIPLES OF OPERATION

4-13 DETAILED CIRCUIT DESCRIPTION

4-14 0 Το + 20-Volt Regulator

4-19 Current Limit Circuit

Explains the mechanism and operation of the current limiting feature.

4-22 O Το -20-Volt Regulator

4-26 Ο Το + 6-Volt Regulator (Model 6236B)

4-28 Current Foldback Circuit

4-33 0 Το + 18-Volt Regulator (Model 6237B)

4-42 Meter Circuits

SECTION V MAINTENANCE

5-4 TEST EQUIPMENT REQUIRED

5-6 PERFORMANCE TEST

Outlines procedures for verifying the power supply's performance.

5-8 General Measurement Techniques

5-15 Rated Output, Tracking, Meter Accuracy, and Current Limit

Details tests for verifying output specifications and meter accuracy.

5-17 Load Effect (Load Regulation)

Explains how to check output voltage stability under varying load conditions.

5-19 Source Effect (Line Regulation)

Explains how to check output voltage stability under varying input voltage.

5-21 PARD (Ripple and Noise)

Details methods for measuring output ripple and noise.

5-29 Load Transient Recovery Time

Procedures for measuring output voltage recovery after load changes.

5-32 TROUBLESHOOTING

Comprehensive guide for diagnosing and resolving instrument faults.

5-35 Initial Troubleshooting Procedure

Provides initial steps and guidance for troubleshooting.

5-38 Open Fuse Troubleshooting

5-40 REPAIR AND REPLACEMENT

Instructions for component removal, replacement, and repair.

5-41 Series Regulator Replacement

5-43 Semiconductor Replacement

5-46 ADJUSTMENT AND CALIBRATION

Procedures for adjusting and calibrating the power supply.

5-47 Current Limit Adjustment

Steps to adjust the current limit settings for various outputs.

5-51 Meter Calibration

Procedures for calibrating the front panel voltmeter and ammeter.