Picture Problems - Toshiba 39L2300U User Manual

Onscreen Demo Pop-up
If your TV is displaying a Demo pop-up screen, reset the setting to
Home. For more information see
page 51
TV will not turn on.
Ensure the power cord is plugged in properly, and then press the
POWER button. Ensure the TV is plugged into a working AC
power outlet by plugging another device into the AC power outlet to
verify the AC power outlet is working.
Replace the batteries in the remote control, see
on page 42
Try the control panel buttons on the TV.

Picture problems

General picture problems.
Check the antenna/cable connections, see
on page 23
Press the INPUT button on the remote control or on the TV and
select a valid video input source, see
source" on page
picture appears when you select that particular input source. For
device connection details, see
Antenna reception may be poor. Use a highly directional outdoor
antenna (if applicable).
The station may be having broadcast difficulties. Try another
channel.
Adjust the picture quality, see
on page 104
Picture size changes by itself or when the TV is turned OFF and
back ON.
Turn the Auto Aspect feature of the TV to OFF. See
advanced picture settings" on page 104
Cannot view external signals or channel 3 or 4.
If you cannot view signals from external devices connected to
VIDEO, ColorStream HD1, ColorStream
HDMI 3, PC, or from channel 3 or 4, ensure that the Input Lock is
set to Off, see
58. If no device is connected to an input on the TV, no
"Connecting Your TV" on page 23
"Using the advanced picture settings"
"Using the input lock feature" on page 86
Troubleshooting
Picture problems
"Installation setup selection" on
"Installing batteries"
"Connecting Your TV"
"Selecting the video input
HD, HDMI 1, HDMI 2,
®
109
"Using the