General Troubleshooting - Toshiba 26AV500U Owner's Manual

General troubleshooting
Before calling a service technician, please check this chapter
for a possible cause of the problem and some solutions you
can tU.
Black box on-screen
• The closed caption feature is set to one of the Text modes
(Tt, 1"2, Ta, or 1"4).
Set the closed caption feature to Off
(r_vpage 35,36).
Other problems
• If your TV's problem is not addressed in this
Troubleshooting section or the recommended solution
has not worked, please unplug the AC power cord at
least 5 second then plug power cord again to restart the
TV.
TV will not turn on
• Make sure the power cord is plugged in, and then press
PO_ER
• The remote control batteries may be dead. Replace the
batteries or try the control panel buttons.
Picture problems
General picture problems
• Check the antenna/cable connections (r_v"Chapter 2).
• Press _ on the remote control or TV and select a
valid video input source (c_v" p age 32). If no device is
connected to a particular input on the TV, no picture will
display when you select that particular input source. For
device connection details (r_v"Chapter 2).
• Antenna reception may be poor. Use a highly directional
outdoor antenna (if applicable).
• The station may have broadcast difficulties. Try another
channel.
• Adjust the picture qualities (_xv" p age 35).
TV/VCR
• If you are using a VCR, make sure CD on the remote
control is set correctly (_" page 22).
• Do not connect both a standard video cable and an
S-video cable to the VIDEO 1 input at the same time.
Noisy picture
• If you are watching an analog channel (off-air broadcast
or Cable TV), you can set the CableClear ''_feature to
reduce visible interference in the TV picture
(r_v"page 45).
Video Input Selection problems
• If the Source List window does not appear when you
press _ on the remote control or TV, press _ a
second time, which will change to the next video input
source and display the Source List window.
Poor color or no color
• The station may have broadcast difficulties. Try another
channel.
• At[just the Tint and/or Color (c_v. p age 35).
Poor composite or S-video picture
• If the TV is connected to an external A/V device (e.g.,
DVD player, video game system, set-top box, etc.)
try using a
ColorStream or HDMI
video connection
instead.
46
Picture and sound are out of sync
• As with all products that contain a digital display, in rare
instances, when viewing certain content (e.g.. television
broadcasts, video games, DVDs), you may notice that
the sound and picture are slightly out of sync. This
phenomenon can be caused by various factors including,
without limitation, video processing within the TM
video processing in an attached gaming system, and
video processing or different compression rates used by
broadcasters in their programming. You may want to try
one or more of the following suggestions, which may
help to reduce the effect of this phenomenon:
If the TV is connected to an A/V receiver that has a
programmable audio delay feature, use this feature to
help synchronize the sound to the picture.
If you notice this phenomenon only on certain TV
channels, please contact your local broadcast, cable, or
satellite provider to inform them of this issue.
Sound problems
• Check the antenna/cable connections (rxv Chapter 2).
• The station may have broadcast difficulties. Try another
channel.
• The sound may be muted. Dess VOL+ and VOL-.
• If you hear no sound, try setting the MTS feature to
Stereo
mode (_;v page 36,37).
• If you are not receiving a second audio program from a
known SAP source, make sure the MTS feature is set to
SAP mode (c_vpage 36,37).
• If you hear audio that seems "incon'ect" fur the program
you are watching (such as music or a foreign language),
the SAP mode may be on. Set the MTS feature to
Stereo mode (_ page 36,37).
Remote control problems
• Make sure the remote control is set to the correct device
mode (ray page 21).
• Remove all obstructions between the remote control and
the TV.
• The remote control batteries may be dead. Replace the
batteries (r_vpage 20).
• Your TV remote control may not operate certain features
on your external device. Refer to the owner's manual
for your other device to determine its available features.
If your TV remote control does not operate a specific
feature on another device, use the remote control that
came with the device (r_vpages 22-26).
Channel tunin9 problems
• Make sure the remote control is set to the correct device
mode (rvvpage 21).
• The channel may be setting to "Not Viewable" by the
Manual Ch Set feature. Please set "ViewaNe" to
unblock the channel (rxv page 31).
• If you are unable to tune digital channels, check the
antenna configuration (r_v page 29). If you are still
unable to tune digital channels, clear all channels from
the channel list (c;v page 31) and reprogram channels
into the channel memory (cxvpage 30).