11
English
6 Troubleshooting
If the unit does not perform properly when operated as instructed in this manual,
check the following chart and all connections once before calling for service.
Power
No power
• Make sure that the AC outlet supplies the proper voltage, plug
another electrical appliance into the AC outlet to ensure that AC
outlet operates normally.
• If a power failure occurs, unplug the AC power cord for 1 minute
to allow the unit to reset itself.
Remote
Remote control button's do not work.
• Re-insert the batteries with their polarities (+/
−
signs) as indicated.
• When there is an infrared-equipped device near this unit, it may
interrupt the remote control signal of this unit.
Universal remote control does not work properly.
• Refer to the user manual of the universal remote control for the
MAGNAVOX code.
Picture
Power is On but no screen image.
• Check whether the connection of the antenna, cable receiver or
satellite box is connected correctly.
• Check whether all the cables to the unit are connected to the
correct Output jack of your device like Blu-ray / DVD recorder.
• Check if your computer is NOT in sleep mode when the input
mode of this unit is in PC mode. Tap any key on the keyboard to
wake up your computer.
• Check if the correct input mode is selected by pressing
SOURCE
or using
CH + /
−
.
No color
• Adjust
Color
in
Picture
settings.
➟
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Picture poor, sound OK.
• Electrical interference from nearby appliances may affect picture
quality.
• Adjust
Contrast
and
Brightness
in
Picture
settings.
➟
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• For the best picture quality, watch “High Definition” wide screen
programs.
If the HD content is not available, watch “Standard Definition”
programs instead.
You see noise or trash on the screen.
• When the capabilities of the unit exceed the capabilities of the
digital broadcasting, the signal will be increased to match the
capabilities of the display of the unit. This may cause noise or trash.
Unusual picture appears and the TV does not operate.
• Press the power button first. If it does not solve, press the buttons
on the remote control in the order shown below.
SLEEP
PICTURE SIZE
►
▲
▼
Picture & Sound
No picture or sound
• View other TV channels. The problem might be limited to the
broadcasting station or weak signal strength.
• Unplug the AC power cord and wait for about 1 minute, then plug
the AC power cord and turn On the unit again.
• Autoprogram must be completed when you set up the unit for the
first time or move it to a location where previously unavailable
channels are broadcast.
• The selected channel cannot be viewed by the
Child and ratings
lock
setting.
➟
p.9
• The unit requires some kind of Input signal. An indoor antenna
(VHF / UHF), an external antenna (VHF / UHF) or an RF coaxial
cable from your wall or cable/satellite box signal (HDMI,
CoAudio or Composite [Video+Audio]) need to be
connected to the unit.
Adjusted
Picture
or
Sound
settings are not effective every time the
unit is turned On.
• You must set to
Home
in
Location
.
➟
p.10
Otherwise, the settings you adjusted will not be memorized after
the unit goes into Standby mode.
You see a distorted picture or hear an unusual sound.
• You may be getting NTSC TV signal (not HDTV signal) interference
from electrical appliances, automobiles, motorcycles or fluorescent
lights.
• Try moving the unit to another location to see if this is the cause of
the problem.
Sound
No sound or distorted sound.
• If the HDMI cable is plugged into an HDMI-DVI adaptor cable
connect the adaptor Analog Audio L/R jacks into the Audio L/R IN
jacks.
Incorrect Audio Sound is heard when using the HDMI-DVI
connections.
• Make sure that the Analog Audio signals from the HDMI-DVI
device are connected to the Analog Audio Input L/R jacks.
Sound poor, picture OK
• Check if the audio cable is connected incorrectly.
You switch to a different Input and the volume changes.
• This unit will memorize the volume level from the last time you
adjusted it.
• If the volume of the sound from another device is higher or lower,
then the loudness will change.
Child and Rating Lock
PIN code does not work.
• If a power failure occurs for longer than 10 seconds the child lock
setting is retained, but the PIN code is set to the default code
“0000”. Refer to
Child and ratings lock
.
➟
p.9
Screen
You switch to a different Input and the screen size changes.
• This unit will memorize the viewing mode from the last time you
used the particular input modes.
The display image does not cover the entire screen.
• If you are using the unit as a PC monitor, make sure that
Horizontal
position
and
Vertical position
in
PC settings
are set correctly.
• If you are watching TV or using the Composite Video, Component
Video or HDMI with 480i Input, press
PICTURE SIZE
repeatedly to switch various screen modes.
Captions
Captions are displayed as a white box. No caption is displayed in the
closed caption-supported program.
• Interference from buildings or weather conditions may cause
captioning to be incomplete.
• Broadcasting station may shorten the program to insert
advertisement.
The closed caption decoder cannot read the information of the
shortened program.
• Captions that are delayed a few seconds behind the actual dialog
are common for live broadcasts.
Most captioning production companies can display a dialog to
maximum of 220 words per minute. If a dialog exceeds that rate,
selective editing is used to insure that the captions remain up-to
date with the current TV screen dialog.
Black box is displayed on the TV screen.
• The text mode is selected for caption.
Select
CC-1
,
CC-2
,
CC-3
or
CC-4
.
➟
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Note
• The LCD screen is manufactured to provide many years of useful life.
Occasionally a few non active pixels may appear as a fixed point of blue,
green or red. This is not to be considered a defect in the LCD screen.
• Some functions are not available in specific modes, but this is not a
malfunction. Read the description in this manual for more details on
correct operations.
A3AUBMA_A3ATBMA_A3AFFMA_OM.book Page 11 Tuesday, February 5, 2013 3:19 PM
