vi
Usage Precautions
Operate the unit only as described in this manual.
Observe the following conditions with regard to locations for use and
storage of the unit:
• Do not use or store the unit in locations where the specifi ed permis-
sible range for temperature and humidity may be exceeded (-10ºC to
+50ºC, max. 90% RH).
• Do not use or store the unit in locations where there are rapid and
drastic changes in temperature or where there is a possibility of con-
densation.
• Do not use or store the unit in locations that may be subject to splashes
of water or other liquids.
• Do not use or store the unit for an extended time in locations that may
be exposed to direct sunlight.
• Do not use or store the unit in locations that may be subject to air
with high salt or sulphur content, or subject to the infl uence of gases
and other chemicals.
• Do not use or store the unit in slanted or instable locations.
• Do not use or store the unit in locations that may be subject to vibra-
tions or shock.
If batteries are inserted with wrong polarity or otherwise mishandled,
battery fl uid may leak and overheating may occur.
Make sure that voltage applied to the power supply connector (DC IN)
and to the signal Input connectors does not exceed the specifi ed values.
Take care that cables and other parts cannot be caught in rotating ma-
chinery.
Do not apply strong force to the keys or card slot cover of the unit. Oth-
erwise there is a risk of damage to the unit or injury to fi ngers etc. When
connecting or disconnecting cables and opening or closing the card slot
cover, take care not to pinch your fi ngers.
Use only earphones with volume control function at the Monitor Out
connector of this unit, and beware of excessive volume levels.
Use only SD memory cards supplied by Rion. Other commercially avail-
able cards may not operate properly with the unit.
Summary of Contents for DA-21
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