Betamax PALsite: V-9680 : Technical

Technical

Rear view

Inside top view of the Toshiba V-9680 Betamax
Inside top view

Underside motor view of the Toshiba V-9680 Betamax
Underside motor view

Underside board view of the Toshiba V-9680 Betamax
Underside board view

Sluggish tape transport

Internally the VCR contains many drive belts which are used in the mechanics of tape transport. With age these belts become slack causing malfunctions and when this happens the whole lot should be replaced.

No E-E sound

This is usually caused by failure of the TA7607AP FM sound decoder IC. It is IC002 on board U001.

Failure to load a tape

The cassette carriage can fail to operate. This is caused by breakage of the plastic gears in mechanism. When this happens they have to be replaced.

Tape fails to thread up

This problem is usually caused by failure of the loading belt. The best cure is to replace the belt.

Quick fault guide

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Fault	Solution
tape not loading	the loading belt is the most usual fault. You will have to loosen the motor from the top (one screw) and shifted in order to be able to remove the old belt.
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