Panasonic SC-HTB485 用户手册

RQT0A04

Reference

Before requesting service, make the following 
checks. If you are in doubt about some of the 
check points, or if the solutions indicated in the 
following guide do not solve the problem, consult 
your dealer for instructions.

No power.
≥ Unplug the AC mains lead for 10 sec before 

plug in again.

≥ After turning the main unit on, if the main unit 

immediately turns off, unplug the AC mains lead 
and consult your dealer.

≥ If the main unit does not turn on by turning on TV 

(HDAVI control), turn on the main unit manually. 
If the problem persists, refer to “HDMI” in 
“Troubleshooting”.

The remote control does not work properly.
≥ The battery is depleted. Replace it with a new 

one. (> 8)

≥ It is possible that the insulation sheet has not 

been removed. Remove the insulation sheet. 
(> 8)

≥ It may be necessary to set the code of the 

remote control again after changing the battery 
of the remote control. (> 20)

≥ Use the remote control within the correct 

operation range. (> 8)

≥ Check which remote control signal sensor is 

working by the following operation.
jPress and hold [INPUT] on the main unit for 

more than 4 sec. “ON TABLE” or “ON WALL” 
is indicated on the display for 4 sec.

jRefer to page 8 “About remote control signal 

sensor” for the remote control signal sensor 
location.

The main unit is automatically switched to 
standby mode.
“AUTO POWER DOWN” function is on.
The main unit will automatically switch to standby 
mode when no signal is input and no operation is 
performed for approx. 20 minutes. Refer to page 
24 to turn this function off.

The main unit is turned off when the TV’s 
speakers are selected in the speaker control.
This is a normal feature when using VIERA Link 
(HDAVI Control 4 or later). Please read the 
operating instructions for the TV for details about 
its power save feature. (> 25)

This system does not operate correctly.
If the HDMI cable is connected to the wrong 
terminal (HDMI AV IN or HDMI AV OUT), this 
system will not operate correctly. Turn the main 
unit off, disconnect the AC mains lead and 
reconnect the HDMI cable(s). (> 9, 10)

VIERA Link related operations no longer 
function properly.
≥ Check the VIERA Link setting on the connected 

devices.
jTurn on VIERA Link function on the 

connected devices.

jSelect this system as the speaker in the TV's 

VIERA Link menu. 

≥ Have you turned the VIERA Link settings off? 

(> 24)

≥ When the HDMI connections are changed, after 

a power failure or after the AC mains lead has 
been removed, VIERA Link operations may not 
function properly.
jTurn on all the devices that are connected to 

the TV with an HDMI cable and then turn the 
TV on.

jTurn off the VIERA Link settings of the TV and 

turn it on again. For details refer to the 
operating instructions for the TV.

jWhile the main unit and the TV are connected 

with the HDMI cable, turn on the TV and then 
remove the main unit’s AC mains lead and 
reconnect it again.

To return to the factory preset.
While the main unit is on, press and hold [Í/I] on 
the main unit for more than 4 sec.
(“RESET” is indicated on the display when this 
system is reset.)
If this system does not operate as expected, 
returning the settings to the factory preset 
may solve the problem.
≥ The remote control code will return to 

“REMOTE 1” when this system is returned to 
the factory preset. To change the remote 
control code, refer to page 20.

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