Specifications

READ DATA
-
SEP DATA (FM)
READ
WRITE
LOGIC
f.-
-.
PROTECT
SEP CLOCK (FM)
ASSM
~
DRIVE
SIDE
SELECT
SELECT
DISKETTE
WRITE DATA
..
.
WRITE GATE
-
WRITE
WRITE CURRENT (OPT)
LOGIC
STEPPER
_ WRITE PROTECT
ACTUATOR
H.
I
~ j
I'
R/WO
~
cJ,
R/W1
R/W HEAD
TRACK
SIDE
ASSM
.
.
40
SELECT
POWER
ON
. ~
DOOR
RESET
\. MOTOR
CLOSED
·SIDE SELECT
SWITCH
STEP
I
DIRECTION/ *SIDE SELECT (OPT.)
INDEX/
DRIVE/*SIDE SELECT (OPT.)
SECTOR
DETECTOR
MOTOR ON (HEAD LOAD) (OPT.L
IN USE (OPT.)
t
.
TWO SIDED (OPT.)
CONTROL
TRACK 00
LOGIC
INDEX
IN USE
...
-p
LED
SECTOR
READY/TRUE READY (OPT.)
TRACK
-
00
TRUE READY (OPT.)
...
~
-
SENSOR
_ DISK CHANGE (OPT.)
ALTERNATE I/O (2 lines)
DOOR
LOCK
.
*SA860 ONLY
SOLENOID
FIGURE 1·2. SA810/860 FUNCTIONAL DIAGRAM
39216·02·A