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Control Data Corporation Manuals
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5R2A5
Operation manual
Control Data Corporation 5R2A5 Operation Manual
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Contents
Table of Contents
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Table of Contents
Table of Contents
General Description
Introduction
Equipment Specifications
Operation
Controls and Indicators
Controls and Indicators
Operating Instructions
DSU Power Application
Disk Pack Removal
Installation and Checkout
Uncrating
Space Allocation
Leveling and Aligning
Cabling and Connections
Cabinet Intracabling
Cabinet Intracabling Diagram
Input/Output Cables
System Intercabling
Power Cables
Ground Bond
Cabinet Accessories
Input Power Requirements
Procedure
Theory of Operation
Functions
Select Sequence
Block Diagram
Input/Output Lines
First Seek
Direct (Forward/Reverse) Seek
Typical Servo Signal
Servo Circuit Functions
Return to Zero Seek (RTZS)
Fine Position Servo Signals
Read/Write/Erase
Assemblies
Power Supply
AC /DC Distribution
Power Supply
Power-On Sequence
Power-Off Sequence
Deck Assembly
Drive Motor Assembly
Ac/DC
Deck Assembly
Hysteresis Brake Assembly
Spindle Assembly
Spindle Assembly
Actuator
Head Loading
Transducers
Track Servo
Index/Sector Detection
Velocity Detection
Disk Cleaner Assembly
Blower System
Disk Pack
Maintenance
Maintenance Tools
Maintenance Materials
Preventive Maintenance
General
Preventive Maintenance Index
Change Primary Filter
Check Power Supply Outputs
Inspect and Clean Read/Write and Servo Heads
Clean Shroud and Spindle
Clean and Lubricate Lockshaft
Replace Absolute Filter
Corrective Maintenance
CDC Pack Cleaning Procedure
Read/Write and Servo Heads
Check Head/Arm Adjustment
Head Adjustment Trace
Head/Arm Removal
Head/Arm Installation or Removal
Read/Write Head Replacement
Adjacent Track Erase Check
Symmetry Strobe Relation
Drive Belt Removal and Replacement
Drive Motor Removal and Replacement
Drive Motor Pulley Removal and Replacement
Hysteres Is Brake or Felt Removal and Replacement
Spindle Lock Pawl
Check
Adjustment
Pack-On Switch
Check and Adjustment
Spindle and Lockshaft Assembly Ground
Lockshaft Removal and Replacement
Spindle and Lockshaft Assembly Removal and Replacement
Index Sensor
Index Sensor Assembly
Sensor Stop Check and Adjustment
Index to Burst Check and Adjustment
Index Transducer Removal and Replacement
Detector Trace
Transducer Output Check
Shroud Adjustment
Index Transducer Trace
Disk Cleaner Assembly
Check
Adjustment
Removal and Replacement
Head Select Preamplifier Card Removal and Replacement
Heads Loaded Switch
Check
Read/Write Head Cable Connections
Removal and Replacement
Velocity Transducer
Check
Removal and Replacement
Velocity Transducer Replacement
Carriage Alignment
DC Offset Check/Adjustment
Carriage Alignment
Track Servo Amplitude Adjustment
Power Amplifier Check/Adjustment
Power Amplifier Adjustment
Fine Position Gain Adjustment
Adjustment
Integrator Gain Adjustment
Servo Filter Balance
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CONTROL DATA®
DISK STORAGE UNIT
5R2A5
6ENERAL DESCRIPTION
OPERATION
INSTALLATION AND
CHECKOUT
THEORY OF OPERATION
MAINTENANCE
CONTROL DATA
C OR P0 RATION
CUSTOMER ENGINEERING MANUAL
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