HP C2245 Manuals

Manuals and User Guides for HP C2245. We have 1 HP C2245 manual available for free PDF download: Technical Reference Manual

HP C2245 Technical Reference Manual

HP C2245 Technical Reference Manual (168 pages)

3.5-i.nch SCSl-2 Disk Drive

Brand: HP | Category: Storage | Size: 5.15 MB

Table of Contents

Table of Contents
6
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
4 SCSI Interface Introduction

47
- Supported Functions
  47
- Status Byte
  52
- SCSI Message Support
  53
  - Target Error Conditions
    54
  - Message out Phase Parity Error
    54
  - Command or Data out Phase Parity Error
    54
  - Illegal Messages
    54
  - Reselection Timeout
    55

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