English
98
Troubleshooting
Before you call for service, determine the symptoms and make a few simple checks as shown below.
Symptoms
Check
Picture
Sound
Electrical Appliances
Cars / Motorcycles
Fluorescent light
Interference
Noisy Sound
Normal
Picture
No Sound
Volume
(Check whether the mute function has been activated on the
remote control.)
No Picture
No Sound
Not plugged into AC outlet
Not switched on
Picture and Brightness/Volume setting
(Check by pressing the <Main power switch> or <POWER
ON> button on the remote control.)
No Picture
Normal Sound
If a signal with a non-applicable colour system format,
or frequency is input, only the input terminal indication is
displayed.
No Colour
Normal Sound Colour controls set at minimum level (see page 40)
Power cannot be turned on.
Check that the power plug or the connector are not
disconnected from the socket or the display.
(see page 15)
Check that the <Main power switch> at the back of the
display is switched to ON ( | ).
(see page 29)
Power automatically turns off unexpectedly.
Check the settings of [No signal power off], [HDMI1 power
management], [HDMI2 power management], [DVI-D power
management], [PC power management] and [No activity
power off]. Any of them may be set to [On (Enable)].
(see page 55 - 56)
Power indicator is blinking in red.
There is possibility of malfunction. Please contact an
Authorized Service Centre.
No remote control operations can be performed.
Check whether the batteries have discharged completely
and, if they have not, whether they were inserted properly.
Check whether the remote control sensor is exposed to an
outdoor light or a strong fluorescent light.
Check whether any obstacle is present between the remote
control sensor and the remote control.
Check whether the remote control designed specifically
for use with the unit is being used. (The unit cannot be
operated by any other remote control.)
Check whether the option other than [Off] is selected in
[Controller user level] in the [Options] menu. (see page 69)
Check whether [Control settings] - [Controller ID function]
menu is set to [On]. (see page 49)
Check whether <ID MODE> switch is set to <ON>. (see
page 91)