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RS-B40
RS-B40
Function/operation
e "High" level pulse in each mode in operation PLAY > STOP.
-
To
OV
Drive motor CW
rotation command
|
i
PAUSE key switch
o
PLAY key switch
FF key switch
Switch is pressed
¢Goes to L when switch is pressed (normal H).
REW key switch
STOP key switch
Reading of input
switch state
TIMER REC
Reading of input
switch state
TIMER PLAY
Goes
to
H
(H
period
is approximately
2msec.)
approximately
30msec. after power on.
EOS
Reading of output
+5V
TIMER operation
Approx. 2msec.
Power ON
OV
Approx. 30msec.
¢ Pulse output is delivered when reel motor is operated in each mode
of PLAY, FF, REW, REC PLAY, CUE REVIEW.
End-of-tape
EO"
detection
e''High" level pulse with CUE/REVIEW button pressed during PLAY.
Pressed
Released
CUE/REVIEW
MUTE
Connection
to GND.
eGoes to H approximately 0.6sec. after power on to start computer.
eReset at "L" level (less than 0.8 volts).
20.
Reset terminal
Power ON
Approx. 0.6sec.
-
ee
SNS1
REC INH.
e Recording is inhibited with input "H".
ee
PAUSE Indication
¢Remains
in H after input of the mechanism
selection command
(PLAY, PAUSE, STOP, etc.) and until mode detection leaf switch is
closed.
100 msec.
Reading of input
switch state CAM
Approx. 170msec.
aie aa aa
STOP
PAUSE
PLAY
¢ "High" level during PAUSE.
PLAY Indication
¢"High" level during PLAY, REC PLAY.
FFE/REW motor
°"High" level during REW.
rotation select
|
FF/REW motor
e "High" level during FF, PLAY.
rotation select
Power supply
:
ie
¢ Operative on 4.5 to 6.0 volts (typically 5.5 volts).
° Because the connection of a probe affects the terminal, use EQ1 in
measuring the computer's velocity.
Oscillation
terminal
m BLOCI
LINE IN
7]
:
MiC JACK
—
BALANCE
CONTROL
VR3
RECORD/
PLAY BAC
HEAD
ERASE HEAD
><
To MAIN
CIRCUIT
. +E
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