General:

Generously build cassettedeck with excellent performance.

 

Special futures:

Relay actuated control, Dolby B, led bar VU meters,
open compartment cassette system, microphone jacks.

User Manual:

Click here to download the D-300M user manual PDF format

 

 

Schematic:

Click here to download the D-300M service manual PDF format

 

 

Modifications:

Check power supply for 240V setting in Europe, check power supply main capacitors.

The deck may have problems with the tape transport,
the right collecting spindle torq may be too much and may need adjustment.

Replace worn out parts, like heads, pinchroller and wheels.

 

Head bridge ^

 

Mechanics ^

 

Control ^

Dolby, Osc. bias, filters ^

 

Motor mfg date: 12 may 1981 ^

 

Flywheel & belts ^

 

Power supply regulators ^

 

Sound:

The sound of the D-300M is very good.