Sony TC-142 Owner's Instruction Manual page 32

34
ERASING
Any previous recording on the tape is automatically erased when
new source material is recorded on the same side of the cassette.
However the recording can also be erased without being added
a new recording as follows. |
1. Insert the cassette into the holder with the desired side to be
erased up.
2. Set the RECORD mode selector to MANUAL.
3. Turn the VOLUME control completely toward MIN.
4. While depressing the RECORD button, depress the > button.
Lock the two buttons in place. Erasure now begins.
5. When the erasure is completed, depress the M button.