Tandon TM100-1 Operating And Service Manual page 36

TEST POINT 7
TRACK 0, TEST POINT 8
TRACK 0 ADJUSTMENT MONITOR POINT
IC 4B, PIN 9
TRACKS
ON -6 -5 -4
DISKETTE
STEPPER
MOTOR 2 3 0
PHASES
FIGURE 4-5
SOFT-SECTORED INDEX PULSE
-3 -2 -1 0
,
>
1 2 3 0
FIGURE 4-6
TRACK 0 TIMING
4-6
+5 VOLTS
OVOLT
+5 VOLTS
+1 +2 +3 +4
1 2 3 0
OVOLT
+5 +6
1 2