Yamaha BRX-610 Owner's Manual page 14

The remote control transmits a directional infrared beam.
Be sure to aim the remote control directly at the remote
control sensor on the front panel of this unit during
operation.
Within 6 m
(20 feet)
• Notes on batteries
• Change both batteries when tile operation range of tile remote
control decreases.
• Use AAA, R03, UM-4 batteries.
• Make sure that the polarities are correct. Refer to the illustration
inside the battery compartment.
• Remove the batteries if the remote control is not to be used for
an extended period of time.
• Do not use old batteries together with new ones.
• Do not use different types of batteries (such as alkaline and
manganese batteries) together. Read the packaging carefully as
these different types of batteries may have the same shape and
color.
• If the batteries have leaked, dispose of them immediately.
Avoid touching the leaked material or letting it come into
contact with clothing, etc. Clean the battery compartment
thoroughly before installing new batteries.
• Do not throw away batteries with general house waste; dispose
of them correctly in accordance with your local regulations.
• Keep batteries away from children. If a battery is accidentally
swallowed, contact your doctor immediately.
• When not planning to use the remote control for long periods of
time, remove the batteries from the remote control.
• Do not charge or disassemble the supplied batteries.
• The area between the remote control and this unit must be clear
of large obstacles.
• Do not spill water or other liquids on this remote control.
• Do not drop the remote control.
• Do not leave or store the remote control in the following types
of conditions:
- high humidity, such as near a bath
- high temperature, such as near a heater or a stove
- extremely low temperatures
- dusty places.
• Do not expose the remote control sensor to strong lighting, in
particular, an inverter type fluorescent lamp; otherwise, the
remote control may not work properly. If necessary, position
the system away from direct lighting.
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