C141-E034-02EN
4 - 2
4.2.2
Head
Figure 4.1 shows the read/write head structures. The MPA3017AT has 2 read/write heads, the
MPA3026AT has 3, MPA3035AT has 4, MPA3043AT has 5, and MPA3052AT has 6. These
heads are raised from the disk surface as the spindle motor approaches the rated rotation speed.
Spindle
0
1
Actuator
MPA3017 Model
MPA3026AT Model
Spindle
1
2
0
Actuator
MPA3043AT Model
Spindle
2
3
4
0
1
Actuator
MPA3035AT Model
Spindle
1
3
2
0
Actuator
MPA3052AT Model
Spindle
2
3
5
4
0
1
Actuator
Figure 4.1
Head structure
Summary of Contents for MPA3017AT
Page 1: ...C141 E034 02EN MPA3017AT MPA3026AT MPA3035AT MPA3043AT MPA3052AT DISK DRIVES PRODUCT MANUAL ...
Page 29: ...C141 E034 02EN 3 2 Figure 3 1 Dimensions ...
Page 44: ...C141 E034 02EN 4 5 Figure 4 2 MPA30xxAT Block diagram ...
Page 50: ...C141 E034 02EN 4 11 Figure 4 4 Read write circuit block diagram ...
Page 52: ...C141 E034 02EN 4 13 Figure 4 6 PR4 signal transfer ...
