1. Television Overview 9
TV Front Panel
Front Panel Indicators
1. POWER/TIMER indicator. Lit when T V is
powered on; flashes when TV is powered off
and the auto-on TV Timer is set; flash es rapidly
(approx. 60 sec.) when TV is first plugged in to an
AC outlet.
2. STATUS
indicator (off during normal TV opera tion);
indicates TV may need service.

Indicator Lights

Lights (located on the front left) indicate whether the
TV is on or off, a timer is set, and the overall functiona l
status of the TV. See chapter 4, “TV Operation and
Features,” for more information.
Power and Status Lights
Remote
Control
Sensors
Side Panel
(Controls and
Inputs)
NetCommand for HDMI Devices (all models)
Some newer HDMI devices may be compatible with
the TV’s NetCommand for HDMI feature. Compatible
devices can receive control signals through the HD MI
connection. The TV’s remote control may be able to
operate some functions of these devices without any
further setup. See “HDMI Inputs” and “HDMI Cabl e
Categories” on page 12 for more information on HDMI.
See Appendix D for TV Remote program ming informa-
tion.
Note: On models LT-40134, LT-46144, and LT-52144,
you can add commands using NetCommand IR emit-
ters and “Learning.”
STATUS Indicator
LED Color TV Condition Additional Information
None Nor mal TV on or standby condition. Nor mal operation.
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. See Appendix E.
If the LED is still on, contact your dealer or a Mitsubishi
Authorized Service Center. Go to www.mitsubishi-tv.com or call
1-800-332-2119 to receive Authorized Service Center information.
POWER/TIMER Indicator
LED Color TV Condition Additional Information
None Standby condition. Normal operation.
Blue T V is powered on. Normal operation.
Blue T V powered off, auto-on timer is
set.
Normal operation. TV can be turne d on at any time.
Blue 1. T V just plugged into AC outlet. Wait approximately one minute for blinking to stop before turning
on. Normal operation.
2.
AC just restored after power failure.
3. TV rebooting after System Reset
used.
4. TV rebooting after power fluc-
tuation or receiving abnormal
digital signals from a digital
channel or digital device.
5. You have begun the procedure
to update software from an
authorized flash memory device.
Off Steady On Slow Blinking Fast Blinking