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'This flowchart
describes the outline of the mechanism's operation, but does not give its details.
F mechanical timing
Made check
Cam mark
Mode detection outside
Mode detection inside
0
Mode
Rotation angle
Cam swatch
I
0
S sensor
1 or 0
open 0
I I
close 1
Mode delecllon mslde
Sensor A
1
0
0
0
STILL
n
CL
I
0
0
S L O W C L S T O P FF
Mode detection oulsldel
1
0
1
1
1
1
0
1
I
0
0
I
CASSETTE INSERTION + STOP
I
Insert
cassette.
normal direction and master
Cassette
inserting
Does mechanism
N O
position
. come off
SW
within 2.5sec.?
(Cassette is judged
Are start/end sensors at
low level before cassette
insertion?
(Cassette LED or some other part
is judged defective.)
YES
Drum motor starts.
I
I
I
Tape loading.
I
Pinch roller comes into contact.
loading <
I
Loading motor stop.
N O
Is drum FG pulse outputted ?
I
I
End
I
I
I
I
Cassette is ejected and
loading motor stops.
t
Start sensor lever
turns on.
t
Loading motor turns in
reverse direction and master
cam conterclockwise.
A
Unloading
I
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