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1. Basic Setup and Operation 9
737 and C9 series.
Flip open cover to
use buttons on the
front panel.
TV Control Panel
Buttons on the control panel duplicate some keys on
the remote control.
Refer to • upper labels when no TV menus are dis-
played.
Refer to • lower labels when using TV menus or after
activating a special function.
System Reset
If the TV fails to respond to the remote control, the
control-panel buttons, or will not power on/off, perform
System Reset. Recent setting changes made before
using System Reset may be lost.
To perform System Reset, press and hold the
POWER
button on the control panel for ten seconds.
Panel-Lock Release
To • release the Panel Lock using the TV control
panel, press and hold the
ACTIVITY
button on the
control panel for ten seconds. If the TV is off, press
the
POWER
button to have it power on.
To activate the Panel Lock, use the • Lock menu,
page 44.
Controls on 737 and C9 series TVs. 837 series controls
are similar and are located next to the
STATUS
indicator.
TV Controls, continued
If You Power Off the TV by Mistake
1. Press
POWER
again, within about 60 seconds, to
have the TV come back on immediately.
2. If the status indicator starts rapidly blinking
green (about 60 seconds after you shut off
power), wait a few moments for the status indi-
cator to stop blinking and press
POWER
to turn
the TV on again.
Key Off Steady On Slow Blinking Fast Blinking
LED Color TV Condition
None
TV is powered off. Normal operation.
Green
TV is powered on. Normal operation.
Green
TV powered off, auto-on TV Timer is set.
Normal operation. TV can be turned on at any time.
Green
TV just powered off and lamp is cooling.
Sixty seconds after turning off TV, LED will start to blink. TV can be turned back on before blinking
starts or after blinking stops, but not while the indicator is blinking. Normal operation.
Yellow
TV is too hot.
The TV will display a warning message and shut off if it overheats.
• Ambientroomtemperaturemaybetoohigh.TurnofftheTVandlettheroomtemperaturedrop.
• Clearblockedairvents.Ensureatleastafour-inchclearanceonallsidesoftheTV.
• Cleanthelamp-cartridgeairfilter.See“Lamp-Cartridge Filter Cleaning,” page 71.
Yellow
Lamp access door is not secure or no lamp installed.
TV will not operate until lamp access door is secured. See Appendix D.
Red
Lamp failure. Replace the lamp. See Appendix D.
Red
TV may require service.
Turn off the TV and unplug the set from the AC power source. Wait one minute and then plug the set
back in.
If the red LED is still on, contact your dealer or a Mitsubishi Authorized Service Center. Go to www.mit-
subishi-tv.com or call 1-800-332-2119 to receive Authorized Service Center information.
STATUS Light
POWER
STATUS