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Contents
xvi C141-E221
Illustrations
Figures
Figure 1.1 Negative voltage at +5 V when power is turned off............................ 1-6
Figure 1.2 Current fluctuation (Typ.) at +5 V when power is
turned on............................................................................................ 1-8
Figure 2.1 Disk drive outer view........................................................................... 2-2
Figure 2.2 1 drive system configuration ............................................................... 2-3
Figure 2.3 2 drives configuration.......................................................................... 2-4
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 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 Cable connections.............................................................................. 3-10
Figure 3.10 Power supply connector pins (CN1)................................................ 3-11
Figure 3.11 Jumper location................................................................................ 3-11
Figure 3.12 Factory default setting ..................................................................... 3-12
Figure 3.13 Jumper setting of master or slave drive........................................... 3-12
Figure 3.14 CSEL setting.................................................................................... 3-13
Figure 3.15 Example (1) of cable select ............................................................. 3-13
Figure 3.16 Example (2) of cable select ............................................................. 3-14
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