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Digital Equipment PC04 Manuals
Manuals and User Guides for Digital Equipment PC04. We have
1
Digital Equipment PC04 manual available for free PDF download: Maintenance Manual
Digital Equipment PC04 Maintenance Manual (54 pages)
Paper-tape reader/punch
Brand:
Digital Equipment
| Category:
Computer Hardware
| Size: 2 MB
Table of Contents
Table of Contents
5
Chapter 1 General Information
9
Scope
9
General Description
9
Functional Description
10
Reader
10
Reader Functional Block Diagram
10
Punch
11
Specifications
11
Punch Functional Block Diagram
11
Inspection
13
Installation
13
Mounting
13
Connections
13
PCO4/PCO5 Module Locations
14
Module Configurations
15
Power Requirements
15
Checkout
15
Chapter 3 Operation
17
Introduction
17
Controls and Fuses
17
Operating Instructions
17
Loading Blank Tape
17
Loading Prepunched Tape
19
Chapter 4 Principles of Operation
21
Paper-Tape Reader
21
Tape Feed Operation
21
Tape Feed Operation
22
Tape Reading
22
Tape Reader Control
23
Out-Of-Tape
23
Strobe
23
Paper-Tape Punch
23
Feed Control
23
Tape Punch Control
24
Simplified Block Diagram, Punch Operation
24
Maintenance
25
Introduction
25
Preventive Maintenance
25
Preventive Maintenance Procedures
26
Mechanical Checks
26
Electrical Checks
26
PCO4/PCO5 Reader Adjustments (Feed-Hole Strobed Models)
26
Introduction
26
Prcliminary Adjustments
27
Regulator Board
27
Test Tape Registration
28
Feed Whccl and Motor Adjustmen
28
Tape Depressor
29
Tape Hold-Down Bracket
29
Feed Wheel and Motor Adjustment
29
Lamp, Lens, and Light Pattern
30
Full-Speed Running Rate
30
Tape Hold-Down Bracket
30
Light Pattern
31
Acceleration and Stop Delay
32
M040 Input and Output Waveforms
32
Threshold and Skew
33
Acceleration and Stall Waveforms
33
Testing and Error Correction 5-1
34
Data Bits Picked up
34
Data Bits Dropped
35
Skipping Characters
35
Double Reading 5-1
35
Dropping Flags 5-1
35
Out-Of-Tape Circuit
35
Acceptance Testing
35
Punch Adjustment Procedures
35
Tape Output Quality 5-1
35
Sprocket Wheel Adjustment
36
Burred Feed Holes
36
Elongated Feed Holes 5-1
36
Tape Depressor
37
Electrical Parameters
37
Electrical Parameters
38
Basic Timing
39
Method
39
Method (2)
40
Magnet Adjustments 5-1
40
Pulse Generator Air Gap
40
Forward Index Magnet Armature Adjustment
40
Punch Assembly
40
Punch Magnet Adjustment
41
Forward Index Magnet Armature
41
Punch Magnet
42
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