User's Manual
Use 
of 
OAT 
cassette 
tapes 
•  Tapes  cannot 
be 
turned  over and played on the other side. 
•  Tapes are manufactured 
with 
a sealed construction. 
Do 
not try to forcefully open the tape cover 
or pull  the tape  from the  case, and never attempt to disassemble the  tape  case. 
• 
Do 
not 
repeatedly  insert and remove  a tape without playing or recording  the  tape.  The  tape 
may become slack  or damaged. 
•  After use, completely rewind the tape and store it properly. The tape may 
be 
damaged 
if 
stored 
without 
being  fully  rewound. 
•  Always  place  a tape 
in 
its case for storing . 
•  Accidental  erasure  prevention side door 
4  DX-7 
To prevent accidental 
erasure 
Re-recording 










