Commodore VIC-20 - Page 37

Chapter 1: Introducing the VIC 20 Computer 23
2. Open the cassette door on the top of the unit by pressing the
STOP/EJECT key on the Datassette. While looking inside the unit,
press the
PLAY key on the Datassette. You should see the tape heads
(Fig1l;re 1-7) move out toward the spindles. At the same time, the
pinch roller should move out, touch the capstan roller, and begin
rotating counterclockwise. .
3. Again press the STOP/EJECT key on the Datassette. The tape heads
should pop back out
of view and the spindles should stop rotating.
4. Press the F.FWD (Fast Forward) key. The tape heads should remain
hidden and the take-up spindle (on the right) should begin spinning
counterclockwise very fast.
5. Pressing STOP/EJECT once should stop the take-up spindle.
6. Press the REW (Rewind) key. The supply spindle (on the left) should
begin spinning clockwise very fast.
7. Press the STOP/EJECT key once. The supply spindle should stop
spinning.
8. Very gently press the REC (Record) key. The key should be lock~d.
9. Get an unused tape. Look at the back ofthe cassette. It should have
two small tabs blocking the write-protect holes (Figure
1-8).
Pressing the PLAY and RECORD keys simultaneously should start the
take-up spindle rotating; the head assembly should move out and
contact the tape, which should start moving.
Record/ Play Head
Roller
FIGURE 1·7. Datassette drive tape head