Specifications

BIT
0
0
0
CELLS
0
I
I
I
12F
I
D
D
D
1F
D
D
FM
-1::01-
4p,sec
"
"
~
"
"
~
/
/
"
/
~
~
/
~
/
"
I
BIT.
I I I
o I
~
1
1
1
0
1
0
0
"
CELLS
"
;fI
,
;fI
;fI
D
D
D
0
C
"
C D
;fI
MFM
,
;fI
1F
r~
----'1
4/3F
1"-
50574·30
FIGURE 6·5.
FM
AND MFM ENCODING
.
~1400
ItS
1
__
..
200
,
(sr-
~~OO~
_________________
~~
~I-----r~------------~--~----~
SYNC
15 BYTES
4---.....1
WRITE
TURN ON
DATA CLOCK
DATA IDENTIFIER-
1 BYTE
15
BYTES
104----- 130 BYTES
----~
...... NOM
~---------5.2
± 0.30
ms-·--------~
FIGURE 6·6. SA810/860 HARD SECTOR RECORDING FORMAT (FM)
6-4
WRITE
TURN OFF
50574-31