DV-NC65H (serv.man15). Mechanical operation and troubleshooting - Sharp DVD Service Manual (repair manual). Page 2

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50
DV-NC65H/S
DV-NC70H
STOP      REC/PLAY
PLAY     STILL
PLAY     VSR
VSR      PLAY
Capstan motor turns
counterclockwise.
Is take-up reel sensor signal
outputted ?
End
Press REC/PLAY key.
Picture appears.
Unloading
Set capstan motor to search
speed.
End
Press FF key.
PLAY      VSF
REC/PLAY      STOP
Capstan motor turns in
reverse direction.
Loading motor turns in
forward direction and master 
cam counterclockwise.
Slow brake comes into
contact with capstan motor.
Slow brake
pressing
Mode switch is at STILL
position.
End
Capstan motor stops.
Press STOP key.
Loading motor stops.
End
Stop capstan motor.
NO
YES
Press STILL key.
Pinch
roller
releasing
Idler
swinging
Pinch
roller
pressing
Loading motor turns reverse
direction and master cam 
clockwise.
Turn capstan motor in
reverse direction.
Turn loading motor forward 
direction.
Mode switch is at VSR
position.
Set capstan motor to search
speed.
Is take-up reel sensor signal
outputted ?
Press REW key.
Release pinch roller.
Mode switch is at PU2 position.
Mode switch is at PU1 position.
Stop loading motor.
Press pinch roller.
Loading motor turns reverse
direction
Release the supply main 
brake.
Stop loading motor.
End
Unloading
Mode switch is at PB position.
End
Press PLAY Key.
Loading motor turns forward
direction and master cam
counterclockwise.
Capstan motor turns
counterclockwise. PB speed.
NO
YES
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