Panasonic TH-55VF2HW 54.6" Full HD Video Wall Display - Manual (Page 117)

117
English
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 44)
A display error such as “no picture” occurs, or
remote control operation is suddenly disabled.
This unit incorporates highly-advanced software. If you notice
an abnormal operation such as “Remote control cannot be
operated” or “Display is disturbed”, remove the power plug
from the socket outlet, and inset it again after 5 seconds or
more to turn the power on. (see page 33)
Power cannot be turned on.
Check that the power plug or the connector are not
disconnected from the socket or the display.
(see page 18)
Check that the <Main power switch> at the back of the
display is switched to ON ( | ).
(see page 33)
Power automatically turns off unexpectedly.
Check the settings of [No signal power off], [HDMI power
management], [DIGITAL LINK power management], [DVI-D1
power management], [DVI-D2 power management], [PC
power management] and [No activity power off]. Any of them
may be set to [On (Enable)].
(see page 65 - 67)
Power indicator is blinking in red.
There is possibility of malfunction. Please contact an
Authorized Service Centre.