Fujitsu MHV2120BH 사용자 설명서

Contents 

C141-E224 

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Figure 1.1  Permissible range of +5V rise slope .................................................... 1-6

 

Figure 1.2  Negative voltage at +5 V when power is turned off ............................ 1-7

 

Figure 1.3  Current fluctuation (Typ.) at +5 V when power is turned on .............. 1-9

 

 

Figure 2.1  Disk drive outerview ............................................................................ 2-2

 

Figure 2.2  Drive system configuration.................................................................. 2-3

 

 

Figure 3.1  Dimensions........................................................................................... 3-2

 

Figure 3.2  Orientation ........................................................................................... 3-3

 

Figure 3.3  Mounting frame structure .................................................................... 3-4

 

Figure 3.4  Location of breather ............................................................................. 3-5

 

Figure 3.5  Surface cover temperature measurement points .................................. 3-6

 

Figure 3.6  Service area .......................................................................................... 3-7

 

Figure 3.7  Handling cautions ................................................................................ 3-8

 

Figure 3.8  Connector locations.............................................................................. 3-9

 

Figure 3.9  Power supply pins (CN1) ................................................................... 3-10

 

Figure 4.1  Power supply configuration ................................................................. 4-4

 

Figure 4.2  Circuit configuration ............................................................................ 4-5

 

Figure 4.3  Power-on operation sequence .............................................................. 4-6

 

Figure 4.4  Read/write circuit block diagram......................................................... 4-9

 

Figure 4.5  Frequency characteristic of programmable filter............................... 4-10

 

Figure 4.6  Block diagram of servo control circuit .............................................. 4-12

 

Figure 4.7  Physical sector servo configuration on disk surface .......................... 4-16

 

Figure 4.8  Servo frame format ............................................................................ 4-17

 

 

Figure 5.1  Interface signals ................................................................................... 5-2

 

Figure 5.2  Example of the circuit for driving Ready LED.................................. 5-12

 

Figure 5.3  Conceptual diagram of communication layers .................................. 5-14

 

Figure 5.4  Register - Host to Device FIS layout ................................................. 5-17

 

Figure 5.5  Register - Device to Host FIS layout ................................................. 5-18

 

Figure 5.6  DMA Active - Device to Host FIS layout.......................................... 5-18

 

Figure 5.7  DMA Setup - Device to Host or Host to Device FIS layout.............. 5-19

 

Figure 5.8  BIST Active - Bidirectional FIS layout ............................................. 5-20

 

Figure 5.9  Data FIS (Bidirectional) layout.......................................................... 5-21

 

Figure 5.10  PIO Setup - Device to Host FIS layout ............................................ 5-21