AOpen DE3450 Series User Manual page 9

10. Safety caution concerning laser products:
DVD-ROM/CD-RW combo drive is "Class I Laser Product" This equipment, built with DVD and/or CD disc drives using
laser beam to read or write data on optical discs, is classified as "Class 1 laser product". While the laser optical drive is
reading data from or writing data to an optical disc, do not force open the disc drive door. Press the Eject button to retrieve
the optical disc only after the in-use indicator goes off.
11. Ambient operation temperature: 0 ~ 40 degrees C.
12. Risk of overheating!
• Do not install DE3450 in a closed space. Be sure the ventilation holes in the DE3450 side for at least 1 to 2 inches or 2 to
5 cm of space for ventilation. To ensure that other objects do not cover the ventilation holes on DE3450
In right side and rear side keep space at least 5cm. Don't put operating device inside closed space.