Operating Instructions

44
RQT8640
Troubleshooting guide
No operation.
≥ Is the hold function on? (P27)
≥ Has the battery run down? (P23)
(If the battery has not run down, try removing and re-inserting it.)
≥ Are the connections for the rechargeable battery dirty?
Play time is short after recharging.
≥ This may occur the first time you recharge the battery or if you have not
used it for a long time. Play time should be restored after a few recharges.
≥ If play is extremely short even after fully recharging the battery, the battery
may have exceeded its life. Rechargeable battery can be recharged
approximately 300 times.
Cannot hear sound.
≥ Is the volume too low? (P26)
≥ Is the earphone plug inserted correctly? (Try plugging it in again.)
When using the strap holder with earphones, check that the plug is
inserted as far as it will go. (SV-SD570V only)
≥ Is the earphone plug dirty?
Mark registering/removing, FM recording
¢
or Voice recording
¢
are
impossible.
≥ Is the remaining battery power indication blinking? (P23)
(Connect the AC adaptor or charge the rechargeable battery fully before
operation. (P21, 24))
[INT. SEARCH] will not work properly.
≥ Have you entered the playlist names correctly?
No audio play.
≥ Are you trying to play a file that is not compatible with this unit? (P16)
≥ Did you use SD-Jukebox to record the music file? (You cannot play WMA/
MP3 files even if you drag and drop them to an SD Memory card.)
Play does not start from the first track.
≥ Is the play mode set to [RANDOM]? (P30)
≥ Is the resume function on? (P26)
≥ Have you selected a setting other than [ALL TRACKS] or [ALL FILES]
¢
(P28, 38)?
There is a lot of noise.
≥ Are you using the unit near a television or mobile phone?
The AC adaptor or the unit becomes warm.
≥ It becomes slightly warm during charging. This is not a malfunction.
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