Teac MT-20D-IO - Page 21

(c) Marker detection mechanism
This mechanism consists of LED hole sensor Ass'y and sensor guide
Ass'y to detect the BOT/EOT holes (markers) of cassette tape.
LED built in the LED hole sensor Ass'y and photo transistor in the
sensor guide Ass I
y
detect the holes (markers) provided at both
ends of magnetic tape (Fig. 308).
DC solenoid
Head base
Magnetic head
Adjusting screws
~ Solenoid
Head base Ass'y
Ass'y
Fig. 305 Head shift mechanism
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