Figure 4.5.7 Mapping - Fujitsu M2361A Customer Engineering Manual

(3) Cylinder Address (Tag 1)
The cylinder address is set by Tag 1 and Bus 0 to 9. Throughout Tag
1.
the Bus
must be stable. Refer to figures 4.5.10 and 4.5.11.
The drive must be On Cylinder prior to Tag 1. Head Addresses are specified as
follows. (Storage capacity shown is unformatted)
0
Cylinder
84J
H
0
e J
a 2
d
3
19~------~~------------------~
689 MB moving head area
Figure 4.5.7 Mapping
Detection of Over Cylinder;
The M2361A issues both Seek End and Seek Error when illegal cylinder
address (i.e., greater than 841) is issued from the controller.
(4) Head Address (Tag 2)
The head address is set by Tag 2 and Bus 0 to 4. Throughout Tag 2, Bus 0 to 4
must be stable. Refer to figures 4.5.13 to 4.5.14.
If the Head Address transferred from the controller is equal to or more than
20, no response is generated in the drive.
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