FUJITSU MHT2060BH User Manual
Page 69
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4.7 Servo Control
C141-E203-01EN 4-15
Figure 4.7 Physical sector servo configuration on disk surface
W/R Recovery
Servo Mark
Gray Code
W/R Recovery
Servo Mark
Gray Code
W/R Recovery
Servo Mark
Gray Code
Erase
Servo A
Erase
Servo A
Servo B
Erase
Servo B
Erase
Servo C
Erase
Servo C
Erase
Servo D
Erase
PAD
CYLn + 1
CYLn
CYLn – 1 (n: even number)
!"
Diameter
direction
#
#
Circumference
Direction
Erase: DC erase
area
OGB
Data area
IGB
expand
Servo frame
(124 servo frames per revolution)
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