Appendix E: Troubleshooting - Mitsubishi Electric DLP C9 Series Owner's Manual

Appendices 73
Appendix E: Troubleshooting, continued
A/V Reset
(for all inputs)
To reset audio and
video adjustments for
all inputs to the original
factory settings.
While viewing the TV, press the
control-panel buttons ACTIVITY and
VOLUME DOWNat the same time.
Channel To erase and 1. While viewing the TV, press
Memorization re-memorize channels MENUto display the main menu.
on the ANT input. 2. Navigate to the Initial> Channel
menu.
3. Press ENTER.
4. Highlight the reception mode,
e.g. Ant Air.
5. Highlight Scan.
6. Press ENTER to start channel
memorization.
All Audio and Video settings are
returned to the original factory
settings, including Listen To,
Language, audio Balance,
Closed Captions, Format and
Advanced Picture settings.
All previously memorized chan-
nels for the antenna input are
erased and a new set of memo-
rized channels is created. To add
or delete individual channels, see
Initial > Channel > Edit menu
instructions on page 39.
Control-Panel Lock
See the cutout page from Appendix A, Allows establishment of a new
page 57. code.
Press and hold the ACTIVITY button Allows the control panel to be
on the control panel for over eight unlocked if the remote control is
seconds. This works even if the TV misplaced.
is powered off.
Auto input
Sensing for
HDMI
When connecting an
HDMI device does
not trigger Auto Input
Sensing.
1. Disconnect the HDMI device.
2. Delete the HDMI input in the
Inputs > Name menu (see page
40).
3. Power on and connect the new
device.
The New Device Found screen
will display.
System Reset If the TV does not turn The TV will turn off and the green
on or off, does not LED will flash quickly for about
respond to the remote one minute. When the green
control or control- LED stops flashing, you may turn
panel buttons, or has on the TV. The changes you
audio but no video, made most recently, before using
SYSTEM RESET, m ay be lost.
Press and hold the POWER button on
the control panel for ten seconds.
1. While viewing the TV, press The TV will start the initialization
IMPORTANT: MENUto display the TV main
Use this reset menu.
only if all other 2. With the main menu displayed,
resets have been press number keys 1 2 3 to
unsuccessful. CAUTION: All owner- display the Reset menu.
3. READ THE ON=SCREEN
performed setups and WARNING AND INSTRUC=
adjustments will be
TIONS.
erased.
• If you do not wish to use this
reset, press BACKor MENUto
back out.
If you do wish to use the
reset, press ENTER to erase
all memories and settings.
TV Reset To reset all consumer-
accessible settings
and all memories to
the original factory
defaults.
process. The TV will then turn
off and the front green LED will
start flashing. When the LED
stops flashing, you can turn on
the TV again. All memory and
settings outlined in this Owner's
Guide will need to be set again.