PCC D3400 Manuals

Manuals and User Guides for PCC D3400. We have 1 PCC D3400 manual available for free PDF download: Operating And Service Manual

PCC D3400 Operating And Service Manual

PCC D3400 Operating And Service Manual (335 pages)

DISK Drives

Brand: PCC | Category: Computer Hardware | Size: 23 MB

Table of Contents

Table of Contents

5
Table of Contents

13
- Model Identification
  15
- Physical Description of Equipment
  16
- Purpose of Equipment
  16
- Functional Description
  17
- Mechanical and Electrical Specifications
  22
- Introduction
  25
- Uncrating the Disk Drive
  25
- Initial Checkout Procedure
  30
- 3.2 Cartridge Handling and Storage
  39
- Introduction
  39
- Section 111- Operation
  39
- 3.3 Disk Drive Preparation
  40
- 3.4 Cartridge Loading and Unloading
  40
- Designating Unit Number
  46
- Selecting Write Protection
  46
- Starting the Disk Drive
  46
- Stopping the Disk Drive
  46
- CE Alignment
  47
- Interlock Protection
  47
- Periodic Maintenance
  47
- Safecondition
  48
- Emergency and Fault Detection
  49
- Manual Controls
  49
  - On/Off
    49
  - Run/Stop
    49
  - Ready
    50
  - 3.14.4 Safe
    50
  - PROT (Protect)
    50
  - Unit Number Selector Switch
    50
  - Write Protect Sw I Tehes
    50
- 03000 Interfacing
  51
  - 3.16.2 Platterselect
    51
  - Head Select
    51
  - 3.16.4 Cylinder Address Strobe
    52
    
    Cylinder Demand Address (9 Lines)
    53
    
    Restore Initial Cylinder
    53
    
    Write Enable
    53
    
    Erase Enable
    53
    
    3.16.9 Write Data Signal
    54
    
    Read Enable
    54
    
    Trackoffset
    54
    
    Activate Emergency Unload
    55
    
    3.16.13 Start/Stop Disk Drive
    56
  - Interface Outputs (Disk Drive to Controller)
    56
    
    Ready
    56
    
    Busy Seeking (4 Lines)
    57
    
    3.17.3 Sector Pulse
    57
    
    Sector Count Lines
    58
    
    Index Pulse
    59
    
    Read Clock
    59
    
    Read Data
    59
    
    Illegal Cylinder Address
    59
    
    File Protected
    60
    
    Malfunction Detected
    60
    
    Dual Platter
    61
    
    Double Track Drive
    61
    
    Special Interface Signal
    61
- Section IV - Theory of Operation
  63
  - Introduction
    63
  - Organization of the Disk Drive
    63
    
    Main Chassis Group
    63
    
    Positioner Assembly
    66
    
    Power Supply Assembly
    66
    
    Read/Write, Servo, and Logic Pcbas
    66
    
    Temperature Compensation PCBA (200 Tpi Models)
    67
  - Functional Subsystems
    67
  - Positioner and Positioner Electronics
    67
    
    Positioner Assembly
    67
    
    Positioner Electronics
    69
  - Read/Write Electronics
    73
    
    Head Select
    73
    
    Write Electronics
    73
    
    Read Electronics
    75
  - Logic Functions and Control
    78
    
    Disk Drive Functional Control
    79
    
    Spindle Speed Control
    84
    
    4.7.4 Position Control Logic
    87
    
    Sector Electronics
    89
  - Motor Control
    92
  - Power Supply
    93
  - Temperature Compensation (200 Tpi)
    95
- Section V - Detailed Electrical and Logic Description
  106
  - Introduction
    106
  - Logic Term Mnemonic Identification
    106
  - Servo PCBA
    106
    
    Voltage Regulators
    108
    
    Positioner Servo Electronics
    108
    
    AC Motor Control Circuits
    114
    
    Cartridge Lock Solenoid Driver
    116
    
    Power Clear Control Circuit
    116
    
    Head Selection Matrix and Select Amplifier
    118
    
    5.4.2 Write and Erase Drivers
    120
    
    Read Switch
    121
    
    Read Preamplifier
    121
    
    Filter
    121
    
    Variable Gain Amplifier
    121
    
    Peak Detector, Squarer, and Pulse Former
    121
    
    Data Decoder Circuitry
    122
    
    Emergency Condition Detection
    122
  - Logic PCBA
    124
    
    Sheet 2 (Schematic No. 102830)
    124
- Clock Countdown
  126
  - Sheet 3 (Schematic No. 102830)
    130
  - Sheet 4 (Schematic No.1 02830)
    134
  - Sheet 5 (Schematic No.1 02830)
    140
  - Motor Control PCBA
    148
  - 5.7 Temperature Compensation Pcba
    150
- Section VI - Maintenance and Troubleshooting
  152
  - Introduction
    152
  - Fuse Replacement
    152
  - Scheduled Maintenance
    152
    
    Maintenance Philosophy
    152
  - Fuse Requirements
    152
- Preventive Maintenance Schedule
  153
  - General Maintenance
    154
  - General Precautions
    154
  - Cleaning the Disk Drive
    154
    
    Cleaning the Spindle
    159
    
    Cleaning the Positioner
    159
  - Part Replacement Adjustments
    160
  - Electrical Adjustments
    160
    
    Adjustment Philosophy
    161
    
    AC Motor Speed Control
    163
  - Positioner Servo Calibration
    165
    
    Positioner Preparation for Static Tests
    165
    
    90 Gain and Balance
    169
  - And X +90 Signal Polarity and Quadrature Check
    170
  - Heads Retracted Signal Check
    172
  - Index Balance
    173
  - Velocity Transducer Phasing
    175
  - Positioner Voice Coil Polarity Check
    176
  - Power-Down Procedure
    176
- Dynamic Positioner Adjustments
  177
- Performance Checks
  192
  - Servo and Positioner Test
    192
  - Spindle Speed Accuracy Test
    192
- Sector Phase-Lock-Loop Adjustment
  193
  - Test Configuration
    194
  - Test Procedure
    194
  - Adjustment Procedure
    194
- Read Decode Circuit Adjustments
  195
  - Read Pulse Narrow (RPN) Pulsewidth Adjustment
    195
  - Ones' Window Setting
    196
  - RPN Pulsewldth Values
    196
  - Data and Clock Pulsewidth
    197
- Temperature Compensation (200 Tpi Only)
  198
- Voltage Tolerance at TP4
  200
- Cylinder Address Voltage Limits at TP4
  201
- CE Alignment Procedure
  202
  - Front Loading CE Disk Cartridge
    202
  - Top Loading CE Disk Cartridge
    203
  - CE Cartridge Stabilization
    204
  - Test Configuration - All Models
    204
  - Radial Alignment - Front Load
    205
  - Circumferential Alignment - Front Load
    211
  - Radial Alignment-Top Load
    214
  - Circumferential Alignment-Top Load
    218
- 6.15 Cartridge Interlock System - Front Load Models
  220
  - Adjusting Interlock System
    220
- Cartridge Interlock System - Top Load Models
  222
  - Checking the Interlock System
    223
  - Adjusting the Interlock System
    223
- Bezel and Power Switch
  226
  - Removal of Bezel
    226
  - Installation of Bezel
    226
  - Removal of Power Switch Bracket
    226
- Magnetic Transducer Gap
  227
- Disk Drive Pulley System
  229
  - Belt Removal
    229
  - Belt Replacement
    229
- Pulley and Belt Identification
  230
- Static Discharge Contact
  231
- Care and Handling of Heads
  232
  - Head Removal and Installation
    233
  - Head Removal Procedure
    233
  - Head Installation Procedure
    235
- Lamp/Lens Assembly Removal and Installation
  238
  - Lamp/Lens Assembly Removal
    238
  - Lamp/Lens Assembly Installation
    238
- Reticle Removal and Installation
  238
  - Reticle Removal
    238
  - Scale Assembly Removal and Installation
    239
  - Scale Assembly Removal
    239
  - Scale Assembly Installation
    240
- Air Filter
  240
  - Pre-Filter Cleaning
    241
  - Removal of Absolute Filter
    241
  - Replacement of Absolute Filter
    241
- Power Supply
  241
  - Power Supply Removal
    242
  - Power Supply Installation
    242
- Drive Motor
  243
  - Drive Motor Removal
    243
  - Drive Motor Installation
    243
- Maintenance Tools
  245
- Illustrated Parts Breakdown (IPB)
  246
- Integrated Circuit Pin Summary
  246
- Introduction
  246
- Part Number Cross Reference List
  246
- PCBA Interconnections
  246
- Recommended Spare Parts
  246

Advertisement

Advertisement

Related Products

PCC D3300

PCC Categories

Tools Water Pump Computer Hardware Portable Generator Power Tool

More PCC Manuals