Care And Maintenance; Use Limitations - Trevi Em 420 R Benutzerhandbuch

CARE AND MAINTENANCE

For cleaning, it is advisable to use a soft, slightly moistened cloth. Avoid solvents or
abrasives.
IMPORTANT
- The good construction of this unit guarantees long-lasting operation. However, if you
have any inconvenience, you should consult the nearest authorized Trevi Assistance
Center.
- Use alkaline or lithium batteries as their output voltage is very stable throughout
the life of the battery.
- The receiver has a recharging circuit for rechargeable Ni-MH batteries. Do not
attempt to recharge the normal carbon or alkaline zinc batteries or even rechar-
geable Ni-Cd batteries, risk of explosion or fire.
- Always remove the batteries after each performance, this will prevent you from
using unplugged batteries the next time, and even if the device is not being used for
a long time.

USE LIMITATIONS

- This device may operate at unauthorized frequencies in the region where the user is
located. It is recommended that you contact the appropriate authorities and request
the information that is relevant to the frequencies authorized in your region for radio
microphone systems. In some cases, a ministerial license may be required for the use
of this appliance. Please contact the competent authorities for any requirements. The
user assumes the exclusive responsibility for acquiring the license for the radio
microphone and the licenseability depends on the user's classification and
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