Tandy 1400LT Service Manual page 245

INDEX
I
I
I
I
I
SECTOR 1
1 -
DATAFIELD
-
I
GAP3
SINGLE
(
DENS'n
I
PREAMBLE
(
GAP4 GAP1 C H R N
ID ADD
SYNC
MARK
,
BYTE 'lo' 1 6 6 1 4
DATA(16) FF 00 "'FE
DOUBLE
OATA DATA
,
I
CRC
GAP2
SYNC
1
MARK
I
1 2
2
BYTE
3 2 1 2 3 1 4
DATA (1 6) 4E 00 A l * ' FE
-
2 11 6
1 2
FF 00 "FB DATA
SECTOR
/ /
DATA GAP3
Note:
* l SPECIAL DATA WITH MISSING CLOCK
CRC:
X 1 6 + X 1 2 + X 5 + 1
/
SECTOR1
1
TRACK