Maxtor D540X-4K - Page 6

Table of Contents
vi Maxtor D540X-4K 20.4/40.0/60.0/80.0 GB AT
3.9 TECHNIQUES IN DRIVE CONFIGURATION ................................................ 3-16
3.9.1 The 528-Megabytes Barrier ............................................................................3-16
3.9.2 The 8.4-Gigabytes Barrier ...............................................................................3-16
3.9.3 Operating system limitations ...........................................................................3-17
3.10 SYSTEM STARTUP AND OPERATION ........................................................... 3-17
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4.1 SPECIFICATION SUMMARY............................................................................... 4-1
4.2 FORMATTED CAPACITY.................................................................................... 4-4
4.3 DATA TRANSFER RATES.................................................................................... 4-4
4.4 TIMING SPECIFICATIONS................................................................................... 4-5
4.5 POWER................................................................................................................... 4-6
4.5.1 Power Sequencing ............................................................................................4-6
4.5.2 Power Reset Limits ..........................................................................................4-6
4.5.3 Power Requirements ........................................................................................4-7
4.6 ACOUSTICS............................................................................................................ 4-8
4.7 MECHANICAL ....................................................................................................... 4-9
4.8 ENVIRONMENTAL CONDITIONS.................................................................... 4-9
4.9 SHOCK AND VIBRATION................................................................................. 4-10
4.10 HANDLING the DRIVE ....................................................................................... 4-11
4.11 RELIABILITY........................................................................................................ 4-11
4.12 ELECTROMAGNETIC SUSCEPTIBILITY......................................................... 4-12
4.13 SPINDLE IMBALANCE........................................................................................ 4-12
4.14 DISK ERRORS ..................................................................................................... 4-12
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5.1 MAXTOR D540X-4K 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
5.1.1 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 ..........................................................................................5-5
5.1.5 Rotary Positioner Assembly ..............................................................................5-5
5.1.6 Automatic Actuator Lock ..................................................................................5-5
5.1.7 Air Filtration .....................................................................................................5-6
5.2 DRIVE ELECTRONICS......................................................................................... 5-6
5.2.1 µProcessor ........................................................................................................5-7
5.2.2 Digital Synchronous Spoke ...............................................................................5-7
5.2.3 Error Correction Code (ECC) Control .............................................................5-7
5.2.4 Formatter ..........................................................................................................5-7
5.2.5 Buffer Controller ..............................................................................................5-8