Concerning the remote control, Use of batteries, Remote control unifs operation range – Panasonic RX-E300 User Manual
Page 7: Battery life, Battery installation
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Concerning the Remote Control
Battery installation
Insert two “R03” size {UM-4, not included) batteries as shown below.
Use of batteries
* •
•Do not mix old and new batteries, or batteries of different types
{manganese with alkaline, etc.).
•Always remove old, weak or worn-out batteries promptly and dis
pose of them properly.
•Never subject batteries to excessive heat or flame: do not attempt
to disassemble them; and be sure they are not short-circuited.
• If the unit is not to be used for a long period of time, remove the
batteries and store them in a cooi, dark place.
• If a battery leaks, remove all batteries and dispose of them prop
erly.
•Thoroughly clean the battery compartment before Inserting new
batteries.
•If the electrolyte comes Into contact with skin or clothes, flush with
water immediately.
•Keep batteries out of reach of children.
•Do not use rechargeable (nickel-cadmium) type batteries.
•Do not attempt to recharge alkaline or manganese batteries.
Remote control unifs operation range
Remote control signal sensor (SENSOR)
•Do not place obstacles between the remote control signal sensor
and remote control unit.
•Do not expose the remote control signal sensor to direct sunlight or
to the bright light of an invertor fluorescent tight.
•Takecare by keeping the remote control signal sensor and the trans
mission window free from dust.
To prevent malfunctioning of the remote control unit:
•Do not disassemble or reconstruct the unit.
•Do not place heavy objects on top of it.
• Do not leave it where it will be exposed to direct sunlight.
• Do not spill beverages or other liquids over it.
Battery life
The battery life is about one year.
Although the battery life varies depending on how often the device is
used, the batteries should be replaced about once every year on the
average.
The batteries should be replaced if commands from the remote
control transmitter do not operate the unit even when transmitter is
held close to the front panel.