tisplacement
12A
12C
12E
13C
1F
1F
1H
1H
1H
1H
1H
1H
1F
1F
1F
No. of users in Q2
Pseudo-cylinders' of allocated
Pseudo-cylinders
1 of systea
Reserved for
Count of mini
Count of
Count of
Count of
Count of free storage extensions
Count of release of free storage extensions
Count of
Record length in bytes
lA pseudo-cylinder
total available pseudo-cylinders per device is determined