FUJITSU C141-E185-01EN MAS3184NC/NP User Manual
Page 36
3-2
C141-E185
Alternate Cylinder
Note
:
Spare sectors on the last track in each cylinder are not necessarily placed at the end of the
track because of a track skew or a cylinder skew. (Details are explained in Subsection 3.1.3.)
n = 27,093 (MAS3735NC/NP)
27,149 (MAS3367NC/NP)
27,205 (MAS3184NC/NP)
Cylinder – 88
to
Cylinder – 4
User space
(Primary
Cylinder
0 - (n - 1))
System space
Internal test space
Cylinder – 99
to
Cylinder – 92
•
SA0
SA84
Internal test cylinder
~
~
~
~
~
~
~
~
User Space for Cell 0-0
Spare Sectors per Cell
0-0
User Space for Cell 1-0
Spare Sectors per Cell
1-0
User Space for Cell P1-0
Spare Sectors per Cell
P1-0
User Space for Cell xx-1
User Space for Cell yy-17
.
.
Zone
Cell
Cylinder
0
1
0
27
28
.
.
29
1
55
0
.
m - 27
P1
.
m
(1)
1
17
n
Figure 3.1
Cylinder configuration
Apart from the above logical configuration, the IDD intends to increase the storage capacity by
dividing all cylinders into several zones and changing a recording density of each zone. Tables 3.1
to 3.3 show the zone layout and the track capacity.