Troubleshooting, Ref e renc es – Sharp IM-DR420H User Manual
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03/7/21 IM-DR420H_UK_6.fm
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IM-DR420H
IM-DR420H(E) TINSE0554AWZZ
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Troubleshooting
Many potential "problems" can be resolved by the owner without calling a service technician. If something seems to be
wrong with this product, check the following before calling your authorised SHARP dealer or service centre.
The unit does not turn on.
"
Is the AC adaptor disconnected?
"
Is the battery exhausted?
"
Is the unit in the hold mode?
"
Has condensation formed inside the unit?
"
Is the unit being influenced by mechanical shock or
by static electricity?
No sound is heard from the earphones.
"
Is the volume set too low?
"
Are the earphones plugged in?
"
Are you trying to play a MiniDisc with data on it in-
stead of a MiniDisc containing music?
When the operation buttons are pressed, the unit
does not respond.
"
Is the unit in the hold mode?
"
Is the battery exhausted?
"
Is the earphones plug inserted firmly?
Some sounds are skipped.
"
Is the battery exhausted?
"
Is the unit being subjected to excessive vibration?
The MiniDisc cannot be ejected.
"
Has the track number or character information been
written on the disc yet?
"
Is the unit in the recording or editing mode?
Recording and editing are impossible.
"
Is the MiniDisc protected against accidental eras-
ure?
"
Is the unit connected properly to the other equip-
ment?
"
Is the AC adaptor unplugged or did a power failure
occur whilst recording or editing?
"
Is the unit in the hold mode?
"
Is an optical signal being output from the stereo sys-
tem? Read the operation manual for the stereo sys-
tem.
The operation is unstable whilst the PC and the unit
are connected.
"
Are you using the USB cable that was purchased
separately?
The display does not show anything or malfunc-
tions.
"
Is the PC out of order?
"
Are you using another application with this pro-
gramme simultaneously?
Editing is not possible.
"
Are the PC and the MD portable recorder connect-
ed improperly?
"
Is the MD recorder in the hold mode?
"
Is a commercial playback-only MD inserted?