Appendix F: Troubleshooting - Mitsubishi Electric LT-46149 Owner's Manual

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Appendices
Appendix F: Troubleshooting
TV Reset Comparison Guide
You can resolve many common TV problems using
the reset functions described in the following table.
See also the troubleshooting suggestions later in this
appendix.
IMPORTANT
Before you change sound or picture settings: If
picture or sound settings seem wrong for a broadcast
Reset Name
When to Use
Format
When the picture
shape seems incorrect,
use FORMAT to change
the shape of the
picture.
PerfectColor
When the color intensities
Reset
seem out of balance, use
(for the single
the PerfectColor reset to
input currently
reset the color balances
)
to the original factory
being watched)
settings.
A/V Memory
When audio and/
Reset
or video settings for
(for the single
a single input seem
input currently
incorrect, use A/V
being watched)
Memory Reset to
return the input to
the original factory
settings.
A/V Reset
To reset audio and
(for all inputs)
video adjustments for
all inputs to the original
factory settings.
Channel
To erase and
Memorization
re-memorize channels
on ANT 1 or ANT 2.
Lock Menu
To change your Lock
Pass Code
menu pass code
channel (a channel from ANT 1, ANT 2, a cable box, or
satellite receiver), first check other channels from the
same input before changing settings. If most other
channels from the same input seem correct, there is
likely a problem with the broadcast rather than with the
TV. Use care in this case, as changes you make to fix
problems on individual channels also affect all other
channels on the same input.
How to Use
Press the FORMAT key to cycle through
the available formats to find the best
format for the current picture.
1.
While viewing the input to be
reset, press MENU to display the
Main menu with the A/V icon
highlighted.
2.
Use
to highlight PerfectColor
and press ENTER to display the
PerfectColor adjustment screen.
3.
CANCEL to reset the colors.
Press
1.
While viewing the input to be
reset, press MENU to display the
Main menu with the A/V icon
highlighted.
2.
Use
to highlight the Reset
icon and press ENTER to reset.
While viewing the TV, press the
control-panel buttons GUIDE and
FORMAT at the same time.
1.
While viewing the TV, press
to display the Main menu.
2.
Press
to highlight the Setup
icon.
3.
to highlight the Scan
Press
icon.
4.
Press
to highlight the antenna
input and reception mode, e.g.
Ant 1 Air.
5.
to highlight the Start
Press
button icon and press ENTER to
start the memorization.
See the cutout page in Appendix A,
page 67.
Resulting Action
The last-used format for a signal
type is memorized for each input.
The next time the same input and
the same signal type is viewed,
the last-used format will be
recalled.
All PerfectColor sliders are reset
to the original center position. The
PefectColor settings for other inputs
remain unchanged.
All Audio and Video settings
for the individual input are
reset except for the Listen To,
Language, audio Balance, and
Closed Caption settings.
All Audio and Video settings are
returned to the original factory
settings, including Listen To and
Language, plus Closed Captions
settings and Format settings.
MENU
All previously memorized chan-
nels for the selected antenna
input are erased and a new
set of memorized channels is
created. All custom settings for
Fav, channel names, and channel
locks are deleted. To add or
delete individual channels, see
Edit menu instructions on page
47.
Allows a new code to be
established.

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