Yamaha A-S2000 Owner's Manual page 77

Notes on batteries
• Change all of the batteries if you notice that the operation range
of the remote control decreases.
• Use AA, R6, UM-3 batteries.
• Make sure that the polarities are correct. See the illustration
inside the battery compartment.
• Remove the batteries if the remote control is not 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.
Handling the remote control
• The area between the remote control and this unit must be clear
of large obstacles.
• Do not spill water or other liquids on the remote control.
• Do not drop the remote control.
• Do not leave or store the remote control in the following types
of conditions:
– places of high humidity, such as near a bath
– places of high temperature, such as near a heater or a stove
– places of 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
this unit away from direct lighting.
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