26
TQBM0479
Reference
Troubleshooting
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 at least 3 minutes
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. (
7)
≥
It is possible that the insulation sheet has not
been removed. Remove the insulation sheet.
(
7)
≥
It may be necessary to set the code of the
remote control again after changing the battery
of the remote control. (
18)
≥
Use the remote control within the correct
operation range. (
7)
The main unit is automatically switched to
standby mode.
“AUTO OFF” 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
22 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. (
24)
The switches on the main unit do not work.
[
Í
/I], [VOL
j
], [VOL
i
], [INPUT], and [
] on the
main unit are touch keys. Touch the switches with
your finger. They may not work if operated with
your fingernails or hands wearing gloves.
Colour irregularities on a CRT TV.
If colour irregularities appear on the TV, turn off
the TV for about 30 minutes and move TV away
from this unit slightly. If this does not fix the
problem, move this unit away from the TV.
The TV remote control does not work even
when the IR Blaster is connected to the main
unit.
When the TV receives signals from both its
remote control and the IR Blaster, their signals
may interfere with each other, making it
impossible for you to operate the TV. Adjust the
angle at which you operate the TV remote control.
(
11)
If this system does not operate as
expected, returning the settings to the
factory preset may solve the problem.
To return to the factory preset.
1
Press [SETUP] repeatedly to select
“RESET” and then press [OK].
≥
You can also press [
4
] or [
3
] repeatedly to select
the setup item.
2
Press [
4
] [
3
] to select “OK?YES” and
then press [OK].
≥
“RESET” blinks on the display. After the “RESET”
display goes out, “TV” is selected as the source for
this system.
≥
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 “Remote control code”
(
18).
General operation
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