72 Servo Frames In Each Track - Fujitsu C141-E090-02EN Product Manual

Fujitsu computer drive user manual
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0.24 s
1.64 s
ASM
W/R Recovery Field
7.98 s
Servo
Frame
(1)
Write/read recovery
This area is used to absorb the write/read transient and to stabilize the AGC.
(2)
Servo mark (SMK1, SMK2)
This area generates a timing for demodulating the gray code and position-demodulating Pos A
to D by detecting the servo mark.
0.18 s
0.92 s
1.16 s
0.84 s
POS
SCD
PA
A
SSM
DATA
115.7 s
Figure 4.6

72 servo frames in each track

C141-E090-01EN
0.84 s
0.84 s
0.84 s
POS
POS
POS
B
D
C
Servo
DATA
Frame
0.48 s
PAD
4 - 17

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