14
TQBJ2049
Troubleshooting
Before requesting service, make the following checks.
If you are uncertain about some of the check points, or
if the solutions indicated in the following guide does not
resolve the issue, then consult your dealer for
instructions.
Cannot turn on the unit.
≥
After connecting the AC power supply cord, wait about
10 seconds before turning on the unit.
Humming heard during playback.
≥
If an AC power supply cord or fluorescent lights are near the cords,
then keep other appliances and cords away from the cables.
The unit does not work.
≥
One of the unit’s safety devices may have been activated.
1
Press [
Í
/I] on the unit to switch the unit to standby.
≥
If the unit does not turn off, disconnect the AC power supply
cord from the AC outlet, reconnect it to the outlet after about
30 seconds. Then wait for about 10 seconds.
2
Press [
Í
/I] on the unit to switch it on. If the unit still cannot be
operated, consult the dealer.
Charging does not start during standby mode.
≥
Turn the unit on. Check the charging has started, and then turn
the unit to standby mode. (
l
7)
Noise is heard.
≥
When a device is connected to both the AUX IN jack and the USB
port, noise may be generated depending on the device. In this
case, remove the USB cable from the USB port.
The remote control does not work properly.
≥
The battery is depleted or inserted incorrectly. (
l
5)
Incorrect display or play does not start.
≥
Make sure that the disc is compatible with this unit. (
l
16)
≥
There is moisture on the lens. Wait for about an hour and then try
again.
No response when [
1
/
;
] is pressed.
≥
Disconnect the USB device and then reconnect it. Alternatively,
turn the unit off and on again.
The USB drive or its contents cannot be read.
≥
The USB drive format or its contents is/are not compatible with the
unit (
l
16).
≥
The USB host function of this product may not work with some
USB devices.
Slow operation of the USB flash drive.
≥
Large file size or high memory USB flash drive takes longer time
to read.
The elapsed time displayed is different from the
actual play time.
≥
Copy the data to another USB device or backup the data and
reformat the USB device.
If noise is excessive during FM reception.
≥
Change the audio to be output as monaural.
1
Press [RADIO MENU] repeatedly to select “FM MODE”.
2
Press [
2
,
1
] to select “MONO” and then press [OK].
The sound becomes monaural.
≥
To cancel, select “STEREO” or change the frequency.
In normal circumstances, select “STEREO”.
Static or noisy reception is heard while listening to
a radio broadcast.
≥
Confirm the antenna is properly connected. (
l
6)
≥
Adjust the position of the antenna.
≥
Try to keep a certain amount of distance between the antenna and
AC power supply cord.
≥
Try using an outdoor antenna if there are buildings or mountains
nearby.
≥
Turn the TV or other audio players off or separate it from this unit.
≥
Keep this unit away from mobile phones if there is interference.
Stations cannot be selected.
≥
Change the FM frequency step.
1
Press [SELECTOR,
s
PAIRING] repeatedly to select “FM”.
2
Press and hold [
∫
] on the unit.
≥
After a few seconds the display changes to show the current
lowest frequency. Continue to hold the button down. The
lowest frequency changes and the step is changed.
Pairing cannot be completed.
≥
Check the Bluetooth
®
device condition.
The device cannot be connected.
≥
The pairing of the device was unsuccessful or the registration has
been replaced. Try re-pairing the device. (
l
8)
≥
This unit might be connected to a different device. Disconnect the
other device and try re-pairing the device. (
l
8)
≥
If “MODE 2” is selected in “LINK MODE”, select “MODE 1”. (
l
8)
≥
If the problem persists, turn the unit off and on, then try again.
The device is connected, but audio cannot be
heard through this unit.
≥
For some built-in Bluetooth
®
devices, you have to set the audio
output to “SC-HC400” manually. Read the operating instructions
for the device for details.
To return all settings to the factory defaults
When the following situations occur, reset the memory:
≥
There is no response when buttons are pressed.
≥
You want to clear and reset the settings.
1
Disconnect the AC power supply cord. (Wait for at
least 30 seconds before proceeding to step
2
.)
2
While pressing and holding down [
Í
/I] on the
unit, reconnect the AC power supply cord.
≥
Keep holding down [
Í
/I] until “---------” appears on the
display.
3
Release [
Í
/I].
≥
The settings are returned to the factory defaults. It is
necessary to set the settings again.
General
Remote control
Disc
USB
Radio
Bluetooth
®
SC-HC400PC.book 14 ページ ２０１７年３月１４日 火曜日 午後１時１９分
