Table of Contents
iv
Quantum Fireball Plus AS 10.2/20.5/30.0/40.0/60.0 GB AT
3.9.2 The 8.4-Gigabytes Barrier ................................................................................. 3-16
3.9.3 Operating system limitations ............................................................................ 3-16
3.10 SYSTEM STARTUP AND OPERATION ................................................................. 3-17
Chapter 4
SPECIFICATIONS
4.1 SPECIFICATION SUMMARY ................................................................................... 4-1
4.2 FORMATTED CAPACITY.......................................................................................... 4-3
4.3 DATA TRANSFER RATES......................................................................................... 4-3
4.4 TIMING SPECIFICATIONS ...................................................................................... 4-4
4.5 POWER ........................................................................................................................ 4-5
4.5.1 Power Sequencing .............................................................................................. 4-5
4.5.2 Power Reset Limits ............................................................................................. 4-5
4.5.3 Power Requirements ........................................................................................... 4-6
4.6 ACOUSTICS................................................................................................................ 4-7
4.7 MECHANICAL ........................................................................................................... 4-8
4.8 ENVIRONMENTAL CONDITIONS .......................................................................... 4-8
4.9 SHOCK AND VIBRATION........................................................................................ 4-9
4.10 HANDLING the DRIVE ........................................................................................... 4-10
4.11 RELIABILITY............................................................................................................ 4-10
4.12 ELECTROMAGNETIC SUSCEPTIBILITY.............................................................. 4-11
4.13 SPINDLE IMBALANCE ........................................................................................... 4-11
4.14 DISK ERRORS .......................................................................................................... 4-11
Chapter 5
BASIC PRINCIPLES OF OPERATION
5.1 Quantum Fireball Plus AS DRIVE MECHANISM..................................................... 5-1
5.1.1 Base Casting Assembly ....................................................................................... 5-3
5.1.2 DC Motor Assembly ........................................................................................... 5-3
5.1.3 Disk Stack Assemblies ........................................................................................ 5-3
5.1.4 Headstack Assembly ........................................................................................... 5-4
5.1.5 Rotary Positioner Assembly ................................................................................ 5-4
5.1.6 Automatic Actuator Lock ................................................................................... 5-4
5.1.7 Air Filtration ....................................................................................................... 5-5
5.2 DRIVE ELECTRONICS .............................................................................................. 5-5
5.2.1 Integrated µProcessor, Disk Controller and ATA Interface Electronics ............ 5-6
5.2.2 Read/Write ASIC ................................................................................................ 5-8
5.2.3 PreAmplifier and Write Driver ......................................................................... 5-10
5.3 FIRMWARE FEATURES .......................................................................................... 5-10
5.3.1 Disk Caching ..................................................................................................... 5-10
5.3.2 Head and Cylinder Skewing ............................................................................. 5-12
5.3.3 Error Detection and Correction ........................................................................ 5-13
5.3.4 Defect Management .......................................................................................... 5-15
Содержание FIREBALL PLUS AS 10.2
Страница 12: ...About This Manual 1 4 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...
Страница 16: ...General Description 2 8 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...
Страница 61: ...Basic Principles of Operation Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT 5 16 ...
Страница 62: ...Basic Principles of Operation 5 17 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...
Страница 150: ...ATA Bus Interface and ATA Commands 6 88 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...
Страница 162: ...Index I 4 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...