Digital Equipment BA11-K Manuals

Manuals and User Guides for Digital Equipment BA11-K. We have 1 Digital Equipment BA11-K manual available for free PDF download: Manual

Digital Equipment BA11-K Manual

Digital Equipment BA11-K Manual (70 pages)

mounting box

Brand: Digital Equipment | Category: Computer Hardware | Size: 28 MB

Table of Contents

Table of Contents
5
Introduction
9
Mechanical Description
33
H744, H745, and H754 Regulators
33
5411086 Regulator
33
7010014 Transformer Assembly
33
7009811-1, -2 AC Input Box
33
1211714 Box Fan
33
5410864 Power Distribution Board
33
System Functional Description
34
System Circuit Description
34
AC Input Box
34
Transformer Assembly
34
Regulator
35
H745 -15 V Regulator
44
Maintenance Equipment Required
47
Preventive Maintenance
48
General
48
Physical Checks
48
Maintenance Procedure
48
Voltage Regulator Troubleshooting
51
Regulator Bench Test Procedures (H744, H745, and H754)
52
Output Short Circuit Tests
52
Testing a "Dead" Regulator
52
Testing a Voltage Regulator after Repairs
53
H765 Power System Subassembly Removal Procedure
54
H744, H745, and H754 Regulator Removal (Figure 4-5)
54
Transformer Assembly Removal
54
Power Distribution Board Removal
62
Regulator Installation
62
Unpacking
63
Installation in a Cabinet
63
Ac Power Supply Connection
63
Connecting to 115 Vac or 230Vac
63
Quality of AC Power Source
63
Remote Power Control
65
Installation Certification
65

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