Eltax DV-280 - Manual (Page 8)

SUITABLE DISCS
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The following discs can be used:
No other discs than those mentioned above cannot be used.
Non-standard discs cannot be used, not even when marked as above.
The quality of a CD-R, CD-RW, DVD-R, DVD+R, DVD-RW, DVD+RW, or DVD-RAM depends on
the way the CD was recorded. In some cases, the quality can be very poor.
DISC’S MARKING CONTENTS DIMENSION