HP 4145A Service Manual

Table of Contents
Model 4145A
TABLE OF CONTENTS
i
Section Title Page Section
Title
‘---I
Page
8-38. A2 Microprocessor
Digital Control Board . . . . . . 8-72
8-40. A3 SMU Control and A-D
Converter Board . . . . . . . . . . . . 8-78
8-42. A4 D-A Converter Board . . . . . . . 8-84
8-44. A5 SMU Board . . . . . . . . . . . . . . . . . 8-98
8-46. A9 HP-IB and MSU
Control Board . . . . . . . . . . . . . . 8-111
8-48. A10 Keyboard and
Display Control Board . . . . . . 8-115
8-50.
All Switching Power
Supply Board . . . . . . . ...*.... 8-120
8-52. Al3 SMU Power Source
Board . . . . . . . . . . . . . . . . . . . . . . 8-129
8-54. A16 Vs/Vm Board . . . . . . . . . . . . . . 8-138
LIST OF TABLES
Number Title
Page Number
Title Page
l-l. Specifications
................ l-5
1-2.
Reference Data ................ 1-13
1-3. Accessories Supplied
.......... 1-16
HP-IB Interface Test Program . m 4-29
Controller Instructions and
Operator Response for HP-IB
Interface Test Program . . . . . 4-33
Error Messages for HP-IB
Interface Test Program . . . . . 4-35 .-
u
4-12.
4-l 3.
4-14.
3-l. 4145A Self Test . . . . . . . . . . . . . . .
3-l 2
3-2.
Error Messages . . . . . . . ..?...... 3-13
3-3. Operational Error-Codes . . . . . . .
3-l 5
3-4.
Self Test Error-Codes . . . . . . . . .
3-17
3-5.
Arithmetic Operators . . . . . . . . . . 3-19
3-6. SMU Source Ranges . . . . . . . . . . . . .
3-22
3-7. Application Package Setups . . . .
3-83
3-8. HP-IB Interface Capabilities . .
3-87
3-9.
HP-GL Commands . . . . . . . . . . . . . . . .
3-97
3-l 0. Recommended HP-IB Plotters . . . .
3-l 08
3-l 1.
Recommended HP-IB Printers . . . .
3-110
3-12. Recommended External Displays .
3-l 11
3-13. Number of Output/Display Digits
3-118
5-l. Adjustable Components . ...+.... 5-2
5-2. Adjustment Requirements . . . . . . . 5-4
5-3. Check Points and Limits . . ...*. 5-10
5-4.
Test Point/Trimmer Capacitor
5-5.
5-6.
5-7.
Combination . . . . . . . . . . . . . . . . 5-14
MSU DIAGNOSTICS Mode . . . . . . . . . . 5-24
Message on MSU EXERCISER Page . 5-30
MSU EXERCISER Softkey Prompts . 5-31
List of Reference Designators
and Abbreviations .......... 6-l
Manufacturers Codes ........... 6-2
Replaceable Parts ............. 6-3
6-l.
4-A
4-8
4-T.
4-2.
4-3.
Recommended Test Equipment . . . .
Source Parameter Changes . . . . . .
Test Limits for Voltage Control
Accuracy Test
. . . . . . . . . . . . . .
Source Parameter Changes . . . . . .
Test Limits for Voltage
Measurement Accuracy Test . .
Source Parameter Changes . . . . . .
Test Limits for Current
Measurement Accuracy Test . .
Source Parameter Changes . . ..e.
Test Limits for Current Control
Accuracy Test . . . . . . . . . . . . . .
Test Limits for SU Accuracy
Test ......................e
Test Limits for MU Accuracy
Test ..*....................
6-2.
6-3.
4-8
4-l 2
4-4.
4-5.
7-l. Manual Chanqes by Serial
4-12
4-15
Number .:....l.............. 7-l
Parts Change Information ...... 7-27
4-6.
4-7.
7-2.
8-l. Hardware-related Error Codes . . 8-6
8-2. SMU Status Codes . . . . . . . . . . . . . .
8-6
8-3. Jumper Settings . . . . . . . . . . . . . . . 8-19
8-4. List of Digital Section
4-15
4-l 8
Troubleshooting Flow Diagrams 8-22
Program Locations . . . . . . . . . . . . .
8-76
Relationship between Current
and Range Resistors . . . . . . . . 8-103
V Monitor Amplifier Ranging . . . 8-104
4-8.
4-9.
4-18
4-10.
4-21 8-5.
8-6.
4-11.
4-24
8-7.
iv

HP 4145A Specifications

General

Brand	HP
Model	4145A
Category	Measuring Instruments
Language	English