Troubleshooting Chart; Remote Control - Sharp GX-BT9 Operation Manual

Connecting other equipment (continued)
■ Listening to the playback sounds of
portable audio player, etc.
Headphone (not
supplied)
1 Use a connection cord to connect the portable audio player etc.
to the AUDIO IN jack. When using video equipment, connect the
audio output to this unit and the video output to a television.
2 Press the ON/STANDBY button to turn the power on.
3 Press the AUDIO IN button on the remote control or TUNER/
AUDIO IN button repeatedly on the main unit to select AUDIO
IN function.
4 Play the connected equipment. If volume level of the connected
device is too high, sound distortion may occur. Should this
happen, lower the volume of the connected device. If volume
level is too low, increase the volume of the connected device.
Note:
To prevent noise interference, place the unit away from the
television.
■ Headphones
 Do not turn the volume on to full at switch on and listen to music
at moderate levels. Excessive sound pressure from earphones
and headphones can cause hearing loss.
 Before plugging in or unplugging the headphone, reduce the
volume.
 Be sure your headphone has a 1/8" (3.5 mm) diameter plug
and impedance between 16 and 50 ohms. The recommended
impedance is 32 ohms.
 Plugging in the headphone disconnects the speakers
automatically. Adjust the volume using the VOLUME control.
Portable audio
player, etc.
Audio cable (not supplied)

Troubleshooting chart

Many potential problems can be resolved by the owner without
calling a service technician.
If something is wrong with this product, check the following before
calling your authorised SHARP dealer or service center.
■ General
Symptom
 When a button is
pressed, the unit
does not respond.
 No sound is heard.
 Sound too low or
distorted.
 Power suddenly
shuts down.

■ Remote control

Symptom
 The remote control
does not operate.
■ NFC / Bluetooth
Symptom
● No sound is heard.
● Bluetooth sound
is interrupted or
distorted.
● NFC-enabled device
cannot connect to
Bluetooth via NFC tag.
E-20
Possible cause
 Set the unit to the power
standby mode and then
turn it back on.
 If the unit still malfunctions,
reset it. (Refer "Factory
reset, clearing all memory"
on page 21.)
 The volume level is set to
"MIN".
 The headphones are
connected.
 The batteries are depleted.
Change the batteries.
Possible cause
 The AC power cord of the
unit is not plugged in.
 Wrong battery polarity.
 The batteries are
exhausted.
 The distance or angle is
incorrect.
 The remote control sensor
receives strong light or
sunlight.
Possible cause
● The unit is too far from the
Bluetooth audio source
device.
● The unit is not paired
with the Bluetooth audio
source device.
● The unit is too near to
a device that generates
electromagnetic radiation.
● There is an obstacle
between the unit and the
Bluetooth audio source
device.
● Main unit is not in
Bluetooth pairing mode.
Perform "NFC connection
for audio playback".
(Refer page 11.)