Panasonic SC-UA30 Operating Instructions Manual page 14

A humming sound can be heard during playback.
• An AC mains lead or fluorescent light is near the cables.
Keep other appliances and cords away from the cables of
this system.
The sound level reduces.
• The protection circuit has been activated due to the
continuous use at high volume output. This is to protect the
system and maintain the sound quality.
█ USB
The USB device or the contents in it cannot be read.
• The format of the USB device or the contents in it are not
compatible with the system.
• USB devices with storage capacity of more than 32 GB
cannot work in some conditions.
Slow operation of the USB device.
• Large content size or large memory USB device takes
longer time to read.
█ Bluetooth
®
Pairing cannot be done.
• Check the Bluetooth
• The device is out of the 10 m communication range. Move
the device nearer to the system.
The device cannot be connected.
• The pairing of the device was unsuccessful. Do pairing
again.
• The pairing of the device has been replaced. Do pairing
again.
• This system might be connected to a different device.
Disconnect the other device and try connecting the device
again.
• The system may have a problem. Switch off the system and
then switch on again.
• If "MODE 2" is selected in "LINK MODE", select "MODE 1"
( 8).
The device is connected but audio cannot be heard
through the system.
• For some built-in Bluetooth
audio output to "SC-UA30" manually. Read the operating
instructions of the device for details.
Sound from the device is interrupted.
• The device is out of the 10 m communication range. Move
the device nearer to the system.
• Remove any obstacle between the system and the device.
• Other devices that use the 2.4 GHz frequency band
(wireless router, microwaves, cordless phones, etc.) are
interfering. Move the device nearer to the system and
distance it from the other devices.
• Select "MODE 1" for stable communication (
█ Radio
Sound is distorted.
• Use an optional FM outdoor antenna. The antenna should
be installed by a competent technician.
A beat sound is heard.
• Switch off the TV or move it away from the system.
• Move mobile telephones away from the system if the
interference is apparent.
14
14
device condition.
®
devices, you have to set the
®
█ D-IN, AUX
Playback image and sound are not synchronised.
• When in D-IN source, set "D-IN MODE" to "MODE 2".
• When in AUX source, set "AUX MODE" to "MODE 2".
Karaoke effect cannot be used.
• When in D-IN source, set "D-IN MODE" to "MODE 1".
• When in AUX source, set "AUX MODE" to "MODE 1".
█ Unit displays
"--:--"
• You connected the AC mains lead for the first time or there
was a power failure recently. Set the clock.
• Track play time is more than 99 minutes.
"ADJUST CLOCK"
• The clock is not set. Adjust the clock.
"ADJUST TIMER"
• The play timer is not set. Adjust the play timer.
"AUDIO UNSUPPORTED"
• The signal format or frequency is not supported.
• This system does not support bitstream signals. Change the
digital audio output setting on the external equipment to
PCM.
• This system supports sampling frequencies of 32 kHz,
44.1 kHz, 48 kHz, up to 96 kHz. Select only the supported
sampling frequencies on the connected equipment.
• Try connecting the external equipment by using the auxiliary
input.
"AUTO OFF"
• The system has not been used for 20 minutes and will
switch off within a minute. To cancel, press any button.
"ERROR"
• An incorrect operation was done. Read the instructions and
try again.
"F" / "F" ("" represents a number.)
• The protection circuit has been activated and the system
may be switched off automatically.
• Disconnect the AC mains lead and wait for a few seconds
before connecting it again. If the problem persists,
disconnect the AC mains lead and consult your dealer.
"NO PLAY"
"UNSUPPORT"
• There is no album or track in the USB device.
• Examine the content. You can only play supported format.
• The system may have a problem. Switch off the system and
then switch on again.
"NOT SUPPORTED"
• To use Karaoke effect in D-IN or AUX source, set
8).
"D-IN MODE" or "AUX MODE" to "MODE 1".
"PLAYERROR"
• An unsupported MP3 file has been played. The system will
skip that track and play the next one.
"REMOTE 1"
"REMOTE 2"
• The remote control and the unit are using different codes.
Change the code of the remote control.
– When "REMOTE 1" is shown, press and hold [OK] and [
on the remote control for a minimum of 4 seconds.
– When "REMOTE 2" is shown, press and hold [OK] and [<]
for a minimum of 4 seconds.
"USB NO DEVICE"
• The USB device is not connected. Examine the connection.
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