Olympus DM-901 User Manual page 17

Batteries
• Always dispose rechargeable batteries
in the legally prescribed manner. Before
disposing rechargeable batteries that
are not fully discharged, take steps to
prevent shorting such as insulating
their terminals with tape.
• Always turn power off before replacing
the battery. Files may be damaged if
the battery is removed while the voice
recorder is recording or performing an
operation such as erasing a file.
• At the time of purchase, the battery
cover is not attached to the device.
• You may need to reset the date/time if
the battery is removed from the voice
recorder for over fifteen minutes, or
if the battery is quickly removed and
replaced. See "Setting the date/time
[Time & Date]" (☞ P.71) for the
procedure.
• When not using the voice recorder for
an extended period, always remove the
battery before storage.
• When buying rechargeable batteries,
always select lithium-ion rechargeable
batteries (Li-50B). Operation is not
guaranteed. If a battery from another
manufacturer is used.
• Even if the battery indicator is [
playback with the built-in speaker at
some volumes may result in a drop in
battery output voltage, causing the voice
recorder to reset. Lower the volume in
this case.
• Battery life will be shorter when using
an SD card.
• The continuous battery usage time will
vary depending on the performance of
the battery in use (☞ P.128).
• Battery life will be shorter when using
lithium-ion rechargeable battery that
has been used repeatedly (☞ P.128).
For customers in Germany:
Olympus has an agreement with the GRS
(Joint Battery Disposal Association) in
Germany to ensure environmentally-friendly
battery disposal.
Battery indicator
As the battery loses its remaining charge, the
battery indicator on the display changes as
follows:
• [ ] indicates there is little remaining
battery charge. Charge the battery.
When the battery has run out, [
[Battery low] appears, operation stops.
],
1
] and
EN
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