Contents
xii C141-E050-02EN
Illustrations
Figures
Figure 1.1 Current fluctuation (Typ.) at +5V when power is turned on 1-6
Figure 2.1 Disk drives outerview (The MHC Series and MHD Series) 2-2
Figure 2.2 Configuration of disk media heads 2-3
Figure 2.3 1 drive system configuration 2-4
Figure 2.4 2 drives configuration 2-5
Figure 3.1 Dimensions (MHC/MHD series) 3-2
Figure 3.2 Orientation (Sample: MHC2040AT) 3-4
Figure 3.3 Mounting frame structure 3-5
Figure 3.4 Surface temperature measurement points (Sample: MHC2040AT)
3-6
Figure 3.5 Service area (Sample: MHC2040AT) 3-7
Figure 3.6 Connector locations (Sample: MHC2040AT) 3-8
Figure 3.7 Cable connections 3-9
Figure 3.8 Power supply connector pins (CN1) 3-10
Figure 3.9 Jumper location 3-10
Figure 3.10 Factory default setting 3-11
Figure 3.11 Jumper setting of master or slave device 3-11
Figure 3.12 CSEL setting 3-12
Figure 3.13 Example (1) of Cable Select 3-12
Figure 3.14 Example (2) of Cable Select 3-13
Figure 4.1 Head structure 4-3
Figure 4.2 Circuit Configuration 4-5
Figure 4.3 Power-on operation sequence 4-7
Figure 4.4 Read/write circuit block diagram 4-11
Figure 4.5 Frequency characteristic of programmable filter 4-12
Figure 4.6 Block diagram of servo control circuit 4-14
Figure 4.7 Physical sector servo configuration on disk surface 4-16
Figure 4.8 Servo frame format 4-18
Figure 5.1 Interface signals 5-2
Figure 5.2 Execution example of READ MULTIPLE command 5-20
Figure 5.3 Read Sector(s) command protocol 5-71
Figure 5.4 Protocol for command abort 5-72