Panasonic TH-75SQ1W Operating Instructions Manual page 144

Symptoms
[Controller ID function] function cannot
be used.
(When using ID remote controller)
The top or bottom of the picture on the
screen is cut off.
There are areas at the top and bottom
of the screen where picture is not
displayed.
Parts of the unit become hot.
There is no picture displayed or sound
output sometimes.
A small sound becomes loud or the
volume of a large sound is restricted.
Noise is disturbing.
The volume balance between vocals
and musical instruments is poor when
listening to music.
Sound distortion or noise annoys you.
The RS-232C is uncontrollable.
The LAN is uncontrollable.
There is no picture displayed or
sound output from the [DIGITAL LINK]
terminal.
The file can be played back with "USB
media player", but not with "Memory
viewer"
144
English
Check whether [Controller ID function] is set to [On], or <ID MODE> switch
is set to <ON>. (see page 87)
(When [Controller ID function] is set to [On], you need to set <ID MODE>
switch to <ON> and set the ID number.)
The image position has been adjusted in the [Position] menu.
Adjust the position of the picture on the screen.
(see page 45, 46)
When using a video software program (such as a cinema size program)
with a screen wider than one in the 16:9 mode, blank areas separate from
the images are formed at the top and bottom of the screen.
Even when the temperature of parts of the front, top and rear panels has
risen, these temperature rises will not pose any problems in terms of
performance or quality.
When HDMI or DVI signals are input to the Display using a selector or
distributor, sound or images may not be output in the normal fashion
depending on the selector or distributor used.
The symptoms may be improved by turning the power off and on again, or
by replacing the selector or distributor.
Check that [Auto volume] is not active (Min / Mid / Max).
(see page 47)
Check whether the rated (0.5 Vrms) audio or more is input to audio input
terminals (AUDIO IN 1, AUDIO IN 2).
Use the unit within the rated audio input. (see page 147)
Check whether the connection has been made properly. (see page 28)
Check that the connection has been made properly.
(see page 91)
To control with WEB browser control or command control, check that
[Network settings] - [Network control] is set to [On].
(see page 77)
Check that [LAN setup] is set properly.
(see page 78)
When connecting to a device of AMX, Extron or Crestron Electronics, Inc.,
set [AMX D. D.], [Extron XTP] or [Crestron Connected™] according to the
device to use.
(see page 80)
See the [DIGITAL LINK status] - [Signal quality] information to check the
LAN cable status such as whether the LAN cable is disconnected or the
cable is not shielded.
(see page 80)
Check whether the connection has been made properly between the video
(output) equipment and twisted pair cable transmitter and between the
twisted pair cable transmitter and this product.
(see page 92)
Check that [Network settings] - [DIGITAL LINK mode] is not set to
[Ethernet].
(see page 79)
Check the playback file specifications of "USB media player" (see page
112) and "Memory viewer" (see page 123).
Check