Olympus dm-770 User Manual page 77

Troubleshooting
Problem
Unable to charge the
battery.
The PC is unable to
recognize the voice
recorder.
Playback speed is fast
(or slow).
Operation is different
from usual.
Possible cause
[Alkaline] has been selected for
[Battery].
The `OK button was not pressed.
[AC Adapter] has been selected
for [USB Settings].
Playback speed function is set to
anything other than normal
playback.
The settings of functions have
been changed.
Solution
To use the rechargeable battery provided,
select [Ni-MH] for [Battery]. Do not use
the rechargeable battery at higher/lower
temperatures than the recommended
range (☞ P.9, P.14, P.55).
Press the `OK button as directed in
the confirmation screen shown when
connecting the USB connector.
Select [PC] for [USB Settings] (☞ P.56).
Set the playback speed function setting to
normal playback (☞ P.30).
Try [Reset settings]. Various functions will
be restored to their initial (factory default)
settings. Time clock settings and recorded
files are retained (☞ P.57).
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