Table of Contents
Advertisement
Appendices
97
Appendix D:
Troubleshooting,
continued
TV Power On/Off
Symptom
1.
TV takes an excessively long time to power
On.
3_
4.
You cannot program the TV to turn on auto-
matically (Timer function)
The TV will not turn on after being plugged
in.
Remarks
•
When switched on, the TV needs time to boot up, just as a
computer does. The TV's lamp also requires a few moments
to heat up to full brightness.
•
TV Energy Mode is set to Low Power. To change TV Energy
Mode to Fast Power On: Press MENU, open the Setup menu,
highlight the Fast Power On radio button, press ENTER.
•
TheTV may be locked.
The clock may not be set.
A time-delayed
recording may have started.
TV Energy Mode is set to Low Power. Change to Fast Power
On in Setup menu.
If green light on front panel is blinking, wait for at least one minute
for the light to turn off, then press POWER again.
Momentary power fluctuation
caused the TV to turn off to
prevent damage.
Wait for the green light to stop flashing and
turn on again.
If the TV does not stay turned on, use the System Reset
button on the front panel. If this happens frequently, obtain
an AC line power conditioner/surge
protector.
•
An unusual digital signal may have been received, triggering a
protection circuit. Wait for the light to stop flashing and turn TV
On.
Use the System Reset button.
5
TV will not power off.
Picture
Symptom
Remarks
1.
Picture does not look like a high-definition
Not all signals are high-definition
signals.
To receive high-defini-
picture,
tion programming
from your cable or satellite provider, you must
subscribe to the provider's high-definition
service.
Some over-
the-air broadcasts are in high-definition
and can be received with
a high-quality antenna suited to your location.
2.
Picture is getting dimmer over time.
The lamp is nearing the end of its life. Order a new lamp soon.
See Appendix
C for ordering information and replacement
instructions.
3.
Split Screen does not display a sub-picture.
•
Make sure the Parental Lock is off.
Not all inputs can be displayed as a sub-picture.
4.
CableCARD channel is not shown as Split
CableCARD allows only one channel at a time to be used.
Screen sub-picture
when CableCARD
channel is the main image.
5.
There is a large black or gray rectangle on
The TV's analog closed captioning has been set to "text" mode in
the screen,
the Captions menu. Turn off because there is no text information
being broadcast.
6.
You cannot view a picture when playing a
Check your VCR's owner's guide for further troubleshooting.
VHS tape.
7.
VCR or DVD player's on-screen menus jitter
Possible cause:
Many VCRs and DVD players provide on-screen
up and down.
menus at only half-resolution.
These lower-resolution
graphics
may appear to jitter up and down when the TV converts them to
high-definition
graphics.
TV turned itself off and the light on the front
panel started to blink.
Hide quick links:
Advertisement
Table of Contents
