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Pressure roller pressure
Pressure roller
Capstan shaft
SPRING
Tension gauge
Pressure roller
300~ 450g
Fig. 46
Torque
Fast forward
37 to 70g-cm
75 to 120g-cm
75 to 120g-cm
Rewind
Back tension
Less than 4g-cm
Note : Measure it when the counter belt is
attached.
Take up reel
1 to 2g-cm
Note : Measure it, in the playback or fast
forward mode.
Supply reel
Braking force
Supply reel
Less than 5g-cm
Supply reel
Take up reel
Switching time
Within 10 seconds
Note : Time required for auto-stopping after
the tape has stopped to run
|
Within 0.5 sec
Note : Time required to start playing back
after the PLAYBACK
button is de-
pressed and locked.
Playback start
Within 0.5 sec
Note : Time required to start playing back
after the lock of the PAUSE button
has been released.
Pause start
From 0.5 to 3.0 sec
Note : Time required for the cassette lid to
open completely after the EJECT
button 1s depressed.
LUBRICATION
Motor shaft bearing
Capstan shaft bearing
Pressure roller bearing
D-720(W, FS'
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