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Symptom
Picture is disturbed.
Sound is noisy.
Remote control operates erroneously.
The remote controller does not work.
Display’s power does not turn on
when the remote controller’s power
button is pressed.
Display does not operate when the
remote controller’s buttons are
pressed.
No sound or picture is produced.
Picture appears but no sound is
produced.
Poor picture with VIDEO signal input.
Poor picture with RGB signal input.
Tint is poor or colors are weak.
Nothing appears on screen.
Part of picture is cut off or picture is
not centered.
Image is too large or too small.
Picture is unstable.
POWER/STANDBY indicator is
lighted in orange or red.
POWER/STANDBY indicator is
blinking in red.
POWER/STANDBY indicator is
blinking in green and red, or green.
Checks
• Is a connected component set directly in
front or at the side of the display?
• Are the remote controller’s batteries worn
out?
• Is the display’s power cord plugged into a
power outlet?
• Are all the display’s indicators off?
• Are the remote controller’s batteries worn
out?
• Is the remote control pointed at the
display, or is there an obstacle between
the remote controller and the display?
• Is direct sunlight or strong artificial light
shining on the display’s remote control
sensor?
• Are the remote controller’s batteries worn
out?
• The remote cable is plugged into the
REMOTE IN terminal (Wired).
• The front panel buttons of the main unit
do not function.
• Is the display’s power cord plugged into a
power outlet?
• Is the volume set at the minimum?
• Is the mute mode set?
• Are the speakers properly connected?
• Is AUDIO INPUT set correctly?
•Improper control setting.
Local interference.
Cable interconnections.
Input impedance is not correct level.
• Improper control setting.
• Incorrect 15 PIN connector pin
connections.
• Are the tint and colors properly adjusted?
• Is the computer’s power turned on?
• Is a source connected?
• Is the power management function in
standby or off mode?
• Is the position adjustment appropriate?
• Is the screen size adjustment
appropriate?
• Is the computer’s resolution setting
appropriate?
• Horizontal and/or vertical sync signal is
not present when the Intelligent Power
Manager control is on.
• The temperature inside the main unit has
become too high and has activated the
overheat protector.
• See *2
Remedy
• Leave some space between the display and
the connected components.
• Replace both batteries with new ones.
• Plug the display’s power cord into a power
outlet.
• Press the power button on the display to
turn on the power.
• Replace both batteries with new ones.
• Point the remote controller at the display’s
remote control sensor when pressing
buttons, or remove the obstacle.
• Eliminate the light by closing curtains,
pointing the light in a different direction, etc.
• Replace both batteries with new ones.
• Unplug the remote cable from the display.
• Set the Control Lock to OFF.
• Plug the display’s power cord into a power
outlet.
• Increase the volume.
•
Press the remote controller’s MUTE button.
• Connect the speakers properly.
• Set AUDIO INPUT on the OPTION menu
correctly.
• Adjust picture control as needed.
Try another location for the display.
Be sure all connections are secure.
• Adjust picture controls as needed.
• Check pin assignments and connections.
• Adjust the tint and color (under “PICTURE”).
• Turn on the computer’s power.
• Connect source to the display.
• Operate the computer (move the mouse,
etc.).
• Adjust the “SCREEN” properly.
• Press the “WIDE” button on the remote
controller and adjust properly.
• Set to the proper resolution.
• Check the input signal.
• Promptly switch off the power of the main
unit and wait until the internal temperature
drops. See*1.
• Prompty switch off the power of the main
unit. See *2.
*1 If the display becomes too hot, the overheat protector will be activated and the display will be turned off. If this happens, turn off the power to the display
and unplug the power cord. If the room where the display is installed is particularly hot, move the display to a cooler location and wait for the display to
cool for 60 minutes. If the problem persists, contact your TOSHIBA dealer for service.
*2 If the display turns off 5 seconds after powering on and then the POWER/STANDBY indicator blinks, the power supply circuit, plasma display panel, or
one or more fans have been damaged. If this happens, power off the display immediately and contact your dealer or authorized TOSHIBA Service Center.
If the picture quality is poor or there is some other problem, check the adjustments, operations, etc., before requesting service.
Troubleshooting