Sharp HT-SB350 HT-SB350 Operation Manual - Page 14

Troubleshooting chart

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General control (continued) ■ Function On the unit: When the FUNCTION button is pressed, the input source will change. Press it repeatedly to select desired input source. LINE IN 1 LINE IN 2 On remote control: Press the LINE button repeatedly to select "L1" (LINE IN 1 input) or "L2" (LINE IN 2 input). Press the DIGITAL 1 button to select „d1" or DIGITAL 2 button to select „d2". DIGITAL 1 DIGITAL 2 Note: The backup function will protect the memorized function mode for a few hours should there be a power failure or the AC power cord becomes disconnected. Auto power on function: When you press the LINE / DIGITAL 1 / DIGITAL 2 button on the remote control, the unit will turn on at the selected function. Auto power off and auto detect signal: ● The unit will automatically go to stand-by mode (indicator turns red) if : 1. No signal is detected within 20 minutes. 2. "d1" or "d2" display is blinking for 20 minutes during power on. ● The unit will automatically power ON if it detects audio signal from connected equipment, unless it is turned off manually. 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 Possible cause No sound is heard. ● Is the input signal (selection) set properly? ● Is the volume level set to "0"? ● Is muting activated? Noise is heard during playback. ● Move the unit away from any computers or mobile phones. When a button is ● Set this unit to the pressed, the unit stand-by mode and does not respond. then turn it back on. The power is not turned on. ● Is the unit unplugged? (Refer to page 10) ● The protection circuit may be activated. Unplug and plug in the power cord again after 5 minutes or more. The information is not displayed even if the unit is turned on. ● Is the unit set to "Dimmer display off" mode? ■ Remote control Symptom Possible cause The remote control ● Is the battery polarity does not operate correct? properly. ● Is the battery dead? ● Is the distance or angle incorrect? ● Are there any obstructions in front of the unit? ● Is there a strong light shining on the remote sensor? ● Is the remote control for another equipment used simultaneously? E-13

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E-±3
On the unit:
When the FUNCTION but-
ton is pressed, the input
source will change. Press it
repeatedly to select desired
input source.
On remote control:
Press the LINE button repeat-
edly to select “L1” (LINE IN
1 input) or “L2” (LINE IN
2 input).
Press the DIGITAL 1 button
to select „d1” or DIGITAL 2
button to select „d2”.
Note:
The backup function will protect the memorized
function mode for a few hours should there be
a power failure or the AC power cord becomes
disconnected.
Auto power on function:
When you press the LINE / DIGITAL 1 / DIGITAL
2 button on the remote control, the unit will turn on
at the selected function.
Auto power off and auto detect signal:
The unit will automatically go to stand-by
mode (indicator turns red) if :
1. No signal is detected within 20 minutes.
2. “d1” or “d2” display is blinking for 20 minutes
during power on.
The unit will automatically power ON if it de-
tects audio signal from connected equipment,
unless it is turned off manually.
●
●
Symptom
Possible cause
The remote control
does not operate
properly.
Is the battery polarity
correct?
Is the battery dead?
Is the distance or
angle incorrect?
Are there any
obstructions in front of
the unit?
Is there a
strong light
shining on the remote
sensor?
Is the remote control
for another equipment
used simultaneously?
●
●
●
●
●
●
Remote control
■
General control (continued)
Function
■
LINE IN 1
LINE IN 2
DIGITAL 1
DIGITAL 2
Symptom
Possible cause
No sound is heard.
Is the input signal
(selection) set
properly?
Is the volume level set
to “0”?
Is muting activated?
●
●
●
Noise is heard
during playback.
Move the unit away
from any computers
or mobile phones.
●
When a button is
pressed, the unit
does not respond.
Set this unit to the
stand-by mode and
then turn it back on.
●
The power is not
turned on.
Is the unit unplugged?
(Refer to page 10)
The protection circuit
may be activated.
Unplug and plug in
the power cord again
after 5 minutes or
more.
●
●
The information
is not displayed
even if the unit is
turned on.
Is the unit set to
“Dimmer display off”
mode?
●
General
■
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.