Sharp HT-CN300H

41
HT-CN300H_(E)5.fm02/6/17
HT-CN300H
References
- Troubleshooting chart -

Remote control

If trouble occurs
When this product is subjected to strong external interference (mechanical shock,
excessive static electricity, abnormal supply voltage due to lightning, etc.) or if it is
operated incorrectly, it may malfunction.
If such a problem occurs, do the following:
Clearing all the memory (reset): Main unit
Caution:
This operation will erase all data stored in memory and restore various settings to the
initial status (default).
Clearing all the memory (initialisation): Remote control
Caution:
This operation will reset all data stored in memory to the initial status (default).
Symptom Possible cause Reference
page
The remote control does not
operate properly.
z
Is the remote control plugged in? P. 13
z
Is the battery polarity respected? P. 16
z
Are the batteries dead?
z
Is the distance or angle incorrect? P. 16
z
Are there any obstructions in front of
the remote control sensor?
z
Is the remote control sensor con-
nected to the main unit?
P. 9
z
Is the LEARN/TRANSMIT selector
switch set to LEARN?
P. 20
z
Is the remote control sensor ex-
posed to strong light (inverter fluo-
rescent light, direct sunlight, etc.)?
P. 16
z
Is the remote control for another
equipment used simultaneously?
The unit cannot be turned on
with the remote control.
z
Is the AC power lead of the unit
plugged in?
P. 13
z
Is the remote control plugged in? P. 13
z
Are the batteries inserted? P. 16
Signals are not memorised in
operation buttons for other
equipment.
z
Is the remote control plugged in? P. 13
z
Is the angle or the distance correct
for memorisation?
P. 20
1 Unplug the unit.
2 Whilst holding down the ON/STAND-BY button,
plug in the AC power lead.
Release the ON/STAND-BY button when the
"CLEAR AL" is displayed.
3 Press the ON/STAND-BY button again to turn
the power on.
1 Move the LEARN/TRANSMIT selector switch to LEARN.
The red learn indicator will light up. Though the red and green learn indicators light
up alternately after approx. 15 seconds, you can go on to the next step.
2 Press the ON/ (STAND-BY) and CLEAR buttons simultaneously for more than 3
seconds.
Initialisation is completed when the red and green learn indicators light up alter-
nately and then the red learn indicator lights up.
3 Move the LEARN/TRANSMIT selector switch to TRANSMIT.