HP C2486A Manuals

Manuals and User Guides for HP C2486A. We have 1 HP C2486A manual available for free PDF download: Technical Reference Manual

HP C2486A Technical Reference Manual

HP C2486A Technical Reference Manual (150 pages)

Brand: HP | Category: Storage | Size: 11.98 MB

Table of Contents

Table of Contents
5
1 Product Specifications

11
- Product Description
  11
- Key Features
  11
- Interface Options
  12
- Specials
  12
- Related Documentation
  12
- Disk Drive Major Components
  13
- Disk Drive Capacities
  14
- HP C2486A/88A/90A SCSI Disk Drive Capacities
  14
- Operating Specifications
  16
- HP C2486A/88A/90A Operating Specifications
  16
- DC Power Characteristics
  19
- HP C2486A/88A/90A DC Power Characteristics
  19
- Environmental Requirements
  20
- HP C2486A/88A/90A Environmental Requirements
  20
2 Product Installation

23
- Introduction
  23
- Handling Guidelines
  23
  - Protection from Mechanical Shock
    23
  - Protection from Electrostatic Discharge (ESD)
    23
- Unpacking the Disk Drive
  24
- Disk Drive Returns
  24
  - Return Shipment Addresses
    24
    
    Vendor Purchases
    24
    
    Hewlett-Packard Direct Purchases
    24
  - Re-Packing for Shipment
    25
  - 2-2. Ten-Unit Packaging
    26
- Mounting Information
  27
- Front Panel LED Indicator
  28
- Address and Configuration Pin-Set Set-Ups
  28
- Address/Configuration Option Descriptions
  29
- Drive to Interface Connections
  30
- Interface Connectors and Cables
  31
  - Connector Dimensions and Locations
    31
  - SCSI Connector
    31
  - DC Power Connector
    31
  - Mating Connector Requirements
    31
  - Recommended Mating Connectors
    31
  - Cabling Requirements
    32
    
    Single-Ended Cable
    32
    
    Differential Cable
    32
3 Product Features Introduction

33
- Functional Description
  33
  - Disk Format
    33
  - Sector Format
    33
  - Addressing Structure
    33
  - Error Correction Code
    33
    
    Cyclic Redundancy Check (CRC)
    34
  - Track Sparing
    34
    
    Look Ahead Reads
    34
  - Head Alignments
    35
    
    Head Alignment States
    35
    
    Head Alignment Modes
    35
    
    Typical Head Alignment Times
    36
  - Command Queuing
    36
    
    Error Recovery
    38
  - Synchronized Spindle Operation
    38
- Assembly Descriptions
  38
  - Head/Disk Assembly
    38
    
    Disks
    38
    
    Heads
    39
    
    Actuator and Latch Assembly
    39
    
    Head Interface Electronics
    39
    
    Atmospheric Controls
    39
    
    Vibration Isolators
    39
    
    Spindle Assembly
    39
- Block Diagram
  40
  - SCSI Interface
    40
  - RAM Buffer
    40
  - Disk Controller
    40
  - Data Encoder/Decoder
    40
  - Microcontroller
    40
  - Servo Processor
    41
  - Data Head Interface
    41
  - Actuator Driver
    41
  - Servo Timing
    41
  - Spindle Motor Driver
    41
  - Power Distribution
    41
  - Disk Drive Addressing Structure
    42
  - C2486A/88A/90A Cylinder Allocation
    43
  - Formatted Physical Sector Allocation
    46
4 SCSI Interface Introduction

49
- Supported Functions
  49
- HP C2486A/88A/90A Supported SCSI Commands
  52
- Status Byte
  54
- SCSI Message Support
  55
  - Target Error Conditions
    56
  - Message out Phase Parity Error
    56
  - Command or Data out Phase Parity Error
    56
  - Lllegal Messages
    56
  - Reselection Timeout
    56
- Command Descriptions A-I
  57
  - Command Details
    57
  - Control Byte
    58
    
    Change Definition
    62
    
    Format Unit
    63
    
    Mode Select, Mode Sense
    72
    
    Read
    87
    
    Read Buffer
    88
    
    Read Capacity
    89
    
    Read Defect Data
    90
    
    Read Long
    92
    
    Reassign Blocks
    93
    
    Receive Diagnostic Results
    95
    
    Release
    97
    
    Request Sense
    101
    
    Reserve
    104
    
    Rezero Unit
    105
    
    Seek
    106
    
    Send Diagnostic
    107
    
    Start/Stop Unit
    109
    
    Synchronize Cache
    110
    
    Test Unit Ready
    111
    
    Verify
    112
    
    Write
    113
    
    Write and Verify
    115
    
    Write Buffer
    116
    
    Write Long
    118
    
    Write same
    119
- Command Descriptions
  121
  - Access Log
    124
  - Change SCSI ID
    127
  - Change Wide SCSI ID
    127
  - Execute Data
    129
  - Interface Control B-I0
    130
  - Manage Primary B-Ll
    131
  - Media Test
    137
  - Read Full
    138
  - Read Headers
    140
  - Reformat Track
    141
  - Write Full
    142

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