Mitsubishi Electric Lt 55154 Owners Guide

							 1.  Basic Setup and Operation 11
For assistance call 1(800) 332-2119
TV Controls
Remote Control
For more on use and care of the remote control, see 
page 84.
Emitter (Bulb) End
Note: To operate other audio/video devices using the 
TV’s remote control, use any of these methods:
•	 See	Appendix A, “Programming the Remote 
Control.”
•	 For	HDMI	devices	compatible	with	the	TV’s	HDMI	
Control feature, see Appendix C.
•	265 Series
See  -page 60 for NetCommand IR “Learning” of 
device keys.
For use of specific keys with NetCommand- -
controlled devices, see “Special Operation 
Methods,” page 64.
(PAU S E) Freezes a broadcast TV picture.
Record/Playback controls for external devices
When remote control is programmed, page 73
HDMI control, page 83
265 Series:  With NetCommand, page 66
Powers TV on or off.
Number/letter keys
Channel tuning, page 16
Pass-code entry, page 57, 
page 43 
Sleep Timer, page 29TV  CAB/SAT  DVD  AUDIO  VCR
Press the key for the device type to 
control.  Leave in TV mode for normal 
TV viewing.
GUIDEChannelView listings, page 30.
INFOTV status or TV help.
MUTEMutes the TV speakers.
TOOLSDisplays shortcuts for the number keys.  
Press to check if shortcuts are available 
for the current device.  See the next 
page.
VOLControls volume of TV speakers.
CH 
PAG EChanges channels; moves to another 
page in a menu or list.
Adds a separator in digital channel 
numbers.  Clears some menu entries.    
AUDIOAudio settings, page 49
VIDEOVideo settings, page 46
MENUDisplays or clears the TV main 
menu (page 46).  Also steps 
back one menu.
EXITClears all menus.
LASTReturns to the previous channel; 
moves back one menu
F1–F4.  265 Series.  Special keys for 
use with NetCommand IR control.  See 
“Initial NetCommand Setup”.
ENTER  Selects a channel number or menu item.
     Navigation and adjustment 
controls
FAVDisplays up to nine favorite 
sources, page 29.
F O R M ATChanges picture shape, 
page 18
INTERNETConnects to StreamTV internet 
content, page 42.
INPUTPress to select a TV input, 
page 16.
                  
						

							12 1.  Basic Setup and Operation
For assistance call 1(800) 332-2119
TV Controls, continued
PICTURESOUNDTV
Picture Shortcuts
1  Picture Mode Brilliantpage 46
4  Picture Mode Natural
164 and 265 Series.  Brilliant and 
Natural Picture Modes are the 
default choices.  If your installer has 
set up special Picture Modes in the 
Picture > Advanced menu, select 
them from this menu.
page 48
7  Backlight turns off the backlight.  
Press any number key to turn the  
backlight back on.
---
Device-Specific Shortcuts
Availability varies, depending on equip-
ment features and setup.
3  CC.  Turns closed 
captions on/off
page 51
Sound Shortcuts
2  Subwoofer.  Turns on or off audio to a con-
nected subwoofer.
page 50
5  Surround.  Selects Sound Mode Surroundpage 50
8  Night.  Selects Sound Mode Night
Sample Tools menu
To o l s
The TOOLS Key and Menu
Press the TOOLS key to check for shortcuts.  The To o l s menu lists shortcut keys 
for common functions.  Press the number key to activate the shortcut.  See the 
sample menu below.
Shortcuts specific to the current device are in the third column.•	
Shortcuts may be available for a CEC-enabled device.  See •	Appendix C, 
“HDMI Control of CEC Devices,” page 81.
265 Series.•	  After setting up NetCommand control for a device, check the 
To o l s menu for shortcuts.  See page 62.
TOOLS
TOOLS
           
						

							 1.  Basic Setup and Operation 13
For assistance call 1(800) 332-2119
TV Control Panel
Buttons on the control panel duplicate some keys on 
the remote control.
To display the main menu, press •	INPUT and VOL+ 
simultaneously for about 10 seconds.  Press and 
hold INPUT and VOL+ for 10 seconds  to clear the 
menu.
Refer to •	left labels when no TV menus are dis-
played.
Refer to •	right 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 10 seconds.
Panel-Lock Release
To  •	release the Panel Lock using the TV control 
panel, press and hold the INPUT button on the 
control panel for ten seconds.  If the TV is off, press 
the POWER button to make it power on.
To activate the Panel Lock, use the •	Lock menu, 
page 59.
TV control panel
TV Controls, continued
POWER
INPUT
ENTER
CH
VOL
POWER Indicator
POWER
Key
  Off
  Steady On
  Slow Blinking
  Fast Blinking
LED ColorTV 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.
Red/ 
Yellow 
TV may require service.
Hold power button on front panel for 10 seconds to reset TV.•	
If LED continues to flash red and yellow after reset, turn off the •	
TV and unplug it from the AC power source.  Wait one minute 
and then plug the set back in.
If LED continues to flash red and yellow,•	 go to 
www.mitsubishi-tv.com or call 1-800-332-2119 to receive Autho-
rized Service Center information.
You may be asked to count how many times the LED flashes 
each color to assist in troubleshooting.
 
						

							14 1.  Basic Setup and Operation
For assistance call 1(800) 332-2119
Setting Up Inputs with Auto Input Sensing
Power on the TV.1. 
Power on the devices to ensure detection.2. 
Connect one device to the TV, making note of the 3. 
TV input jack.
The TV will display the New Device Found screen if 
the connection type is detectable.
Highlight the device type in the on-screen list and 4. 
press ENTER.  The name you select here will appear 
in the Input Selection menu.
Sample New Device 
Found screen.
Important Note for NetCommand Users
265 Series.  Be sure to select the correct device 
type here.  Although you can change the device type 
later using the Inputs > Name menu, any “learned” 
NetCommand IR codes will be erased when you 
make the change.
Press 5. EXIT to close the New Device Found screen.
Repeat the preceding steps for each for each addi-6. 
tional device you want to add.
Using the ANT (Antenna) Input
If using an antenna or direct cable service (no cable 
box), connect the incoming coaxial cable to the TV’s 
ANT input.  Refer to page 26.
You must perform a channel scan to enable recep-
tion of digital channels.  If you skip this step, the TV 
will receive only analog channels.  The channel scan 
will search for high-definition and standard-definition 
channels available in your area.
Memorizing Channels with Channel Scan
For the ANT input
To start channel memorization
Power on the TV.1. 
Press 2. MENU and open the Setup > Channel menu.
Start channel memorization from the Setup > Channel 
menu.
Press 3.  to enter the menu.
Highlight 4. Ant Air if connected to an 
over-the-air antenna.  Highlight Ant 
Cable for service over direct cable 
(no cable box).  Press ENTER to add a 
check.
Select the scan type.5. 
For first-time setup, highlight •	All 
channels.
To scan for channels not already •	
in memory, highlight New only.  
Press ENTER to add a check.
Highlight 6. Scan and press ENTER.  
Channel memorization may take up 
to 15 minutes to complete.
To stop channel memorization before completion, 
press CANCEL.
At any time after Channel Scan,
Use the •	Setup > Channel > Edit menu (page 53) to 
add or delete individual channels from memory.
Perform an additive scan with the •	New only option 
to add channels not already in memory.
Repeat the •	All channels scan if you move the TV 
to a new geographic area with a different channel 
line-up or reposition the antenna.
Setting Up TV Inputs
 
						

							 1.  Basic Setup and Operation 15
For assistance call 1(800) 332-2119
About Auto Input Sensing
This TV’s Easy Connect™ Auto Input Sensing feature 
detects the following connections automatically:
Analog video jacks from inputs 1, 2, and 3•	
HDMI inputs (when powered on)•	
•	USB device containing photo and music files 
(JPG and MP3 formats).
Auto Input Sensing for Most Devices
When you first connect a device, the TV will:
a. Detect the connected device and automati-
cally switch to it.
b. Prompt you to identify the device type.
c. Repeat these steps for other newly detected 
devices.
When You First Connect a Device
Most Device Types.•	  Select the device type from 
the on-screen list.  The device type you select here 
will appear as an icon in the Input Selection menu.
A /V Receiver.  •	For an HDMI-equipped A /V 
receiver, select AVR from the list of device types if 
the A /V receiver is not recognized automatically.
HDMI CEC Devices Compatible with the •	
TV’s HDMI Control Feature.  Compatible 
CEC-enabled HDMI-equipped devices are often 
recognized automatically by the TV.   HDMI Control 
may allow you to control some functions of a CEC-
enabled device.  See  Appendix C, “HDMI Control 
of CEC Devices.”
New Device Found screen for a device with HDMI 
control enabled.  Select On if you want to enable the 
TV’s HDMI control of the device.  In some cases, as 
in the example above, you will also be prompted to 
select a device name.
Tips on Auto Sensing
Choose a different name for each input.•	
The antenna input (•	ANT) is never detected, 
although you can turn off the unused antenna 
input in the Inputs > Name menu.
Change the device type displayed in the •	Input 
Selection menu by using the Inputs > Name 
menu (page 55).
Some HDMI devices can automatically tell the TV •	
what name to use in the Input Selection menu 
and you will be unable to change the name.
The TV is unable to detect a new connection if •	
the current input is USB, Bluetooth®, or internet.  
Switch to a different input before connecting.
265 series.•	  Any “learned” NetCommand IR 
codes will be erased if you change the device 
type in the Inputs > Name menu.
Reactivating Auto Input Sensing 
for an HDMI Input
After you disconnect an HDMI device, Auto Input 
Sensing is temporarily disabled.  Perform these 
steps:
Disconnect the HDMI device.1. 
Delete the removed HDMI device in the 2. Inputs > 
Name menu (see “Removing an HDMI Device,” 
page 83).
Connect the new device and the 3. New Device 
Found screen will display.
Setting Up TV Inputs, continued
 
						

							16 1.  Basic Setup and Operation
For assistance call 1(800) 332-2119
Selecting an Input to Watch
Press 1. INPUT.
Press 2.    and  to highlight an input icon.
Sample Input selection menu, DVD input selected
Press 3. ENTER to switch to the input.
To control the input device, use the device’s remote 4. 
control or see “Introduction to Home-Theater 
Control,” page 45.
Note:  In most cases, to see a named icon for a con-
nected device (as in the samples), you must first 
assign a name either
•	 When	the	device	is	first	connected	and	the	
New Device Found menu offers a choice 
of names.
•	 By	using	the	Inputs > Name menu to 
assign or change a name at any time after  
the TV has detected the connection.
More About the Input Selection Menu
•	 To	assign	helpful	names	to	the	icons,	see	the	
Inputs > Name menu, page 55.
•	 To	 remove	 unwanted	 Antenna,	Bluetooth®, or HDMI 
device icons from the Input Selection menu, see 
the Inputs > Name menu, page 55.
•	 To	rearrange	the	icons,	see	the	Inputs > Order 
menu, page 56.
Basic TV Operation
Watching Broadcast TV
TV Connected to an Antenna or Direct Cable 
Service (no cable box)
Note: Perform channel memorization to enable recep-
tion of digital channels.  See page 14.
Press 1. INPUT to display the Input Selection menu.
Highlight the antenna or cable icon and press 2. ENTER.
Sample Input Selection menu, antenna input selected
To tune to a 3. channel from the ANT input, use any of 
these methods.
Enter the channel number using the number •	
keys on the remote control and press ENTER.
For a two-part digital channel, such as 3-1, 
press 3 —
CANCEL 1 ENTER .
Press •	CH to change channels one channel at a 
time.
Press and hold •	CH to speed through channels.
Press •	LAST  to return to the previous channel.
Use the Fav (Favorites) feature to tune to up to •	
nine favorite channels.  See page 29.
Press •	GUIDE to display ChannelView channel 
listings, highlight a channel number, and press 
ENTER to tune.
Set up ChannelView custom channel banks  •	
and use the CH   /  key to tune to predefined 
groups of channels.  See  page 30.
  
						

							 1.  Basic Setup and Operation 17
For assistance call 1(800) 332-2119
Picture Settings
To get the best picture under different viewing con-1. 
ditions, set the Picture Mode first before changing 
other video settings.  See page 46.
a. Press VIDEO.
b.  Press   until Picture Mode 
displays.
c. Press    to make one of these selections:
Name When to Use
Brilliant
Under bright light
GameWith gaming consoles (inputs 
named 
Game or PC only)
Bright For most daytime viewing
Natural For most nighttime viewing
Press 2.   to display the name of another adjust-
ment.
Press 3.    to make the adjustment.
Press 4. EXIT to clear the display.
Additional picture options are available through these 
menus:
Menu NamePage
Picture > Video46
Picture > Picture Plus47
Picture > Perfect (265 Series)48
Picture > Advanced (164 and 265 Series)48
Basic Audio Controls
Controlling Sound Volume
Press •	VOL to adjust the sound level 
of the TV speakers.
Control •	subwoofer volume with an 
on-screen slider.  See page 49.  Set 
Sound > Global > Subwoofer to 
On to make this adjustment avail-
able.
See also  •	“Controlling A /V Receiver 
Sound Volume” on page 32.
Changing Audio Settings (TV Speakers Only)
Press 1. AUDIO.
Press 2.   to find the adjust-
ment you want.  See page 49.
Press3.     to change.
Changing the Audio Output
To switch from the internal TV speakers to an external 
sound system, 
Press 1. AUDIO.
Press 2.   to display the TV Speakers option.
Press3.     to change to Off.
Basic TV Operation, continued
TV Care
See page 84.
Assistance
For troubleshooting, service, and product support, •	
see Appendix E, starting on page 85.
For warranty information, see •	page 99.
 
						

							18 1.  Basic Setup and Operation
For assistance call 1(800) 332-2119
More TV Features
FeaturePage
Parental controls (Lock menu)57
Audio Lock (controls your sound system with 
the TV’s remote control left in TV mode.)
74
TV Clock.  Set the TV Clock if you plan to use 
the TV Timer (page 52) or ChannelView (page 
30).
52
Favorite channels or sources29
ChannelView and custom channel collections30
Changing the input names that appear in the 
Input Selection menu (Inputs > Name menu)
55
Digital camera images and mp3 music files34
164 and 265 Series.  Listening to a wireless 
audio device with the TV speakers
37
StreamTV™ internet access42
Basic TV Operation, continued
The FORMAT Key and Picture Shape
Important
Black bars at the edges of 
the screen are common in HD 
pictures.  Black bars are not a 
defect of the TV.
Black bars are added by broad-•	
casters to fill the 16:9 screen 
area while preserving the original 
aspect ratio of the picture.
Your cable box, satellite receiver, •	
or other device may also be 
altering the broadcast picture.  
If your device offers output in 
native format, try using it with 
Mitsubishi picture formats.
Sample Uses of the F O R M AT Key
You can use the F O R M AT key to reduce or eliminate black areas at the 
edges of the picture.
Press
Squarish 4:3 image is 
narrower than the 16:9 
screen; unused areas at the 
sides are filled with black.
Wide Expand mode stretches 
the picture sideways to fill the 
screen.
Press
Wide 2.35:1 anamorphic DVD 
image; unused areas at the 
top and bottom are filled with 
black (letterbox effect).
Zoom mode.  The picture fills 
the screen.  All four edges are 
cropped in this mode.
Repeatedly press the 
FORMAT key to cycle 
through displays for the 
current program.  The 
TV will remember the 
format you last used on 
each input.
For details, see page 33
FeaturePage
Programming the remote control to operate 
other A /V devices
73
Controlling compatible devices using HDMI 
CEC control
81
265 Series.  Controlling A /V devices with Net-
Command
60
    
						

							 1.  Basic Setup and Operation 19
For assistance call 1(800) 332-2119
Connecting a Computer to the TV
Use one of the connection methods listed below based 
on your computer’s video output.
Computer 
Video OutputVideo ConnectionAudio
Connection
Digital DVIDVI-to-HDMI cable 
or an HDMI cable 
with a DVI-to-HDMI 
adapter
Analog audio 
cable with mini 
plugs
HDMIHDMI-to-HDMI 
cable
No additional 
audio connec-
tion is required.
I M P O R TA N T
This TV accepts digital computer 
video signals only.  This TV is not 
compatible with VGA (analog) 
computer video.
VGA
PC MONITOR OUT
Connect the computer’s digital signal output to one 1.  
of the TV’s HDMI jacks.  See the connection dia-
grams for the method suited to your equipment.
Connect the computer’s audio output using one of 2. 
these options:
•	 For	digital	DVI	video	signals,	connect	the	
analog audio output to the TV’s DVI/PC AUDIO 
INPUT jack.
•	 For	HDMI	signals,	no	additional	audio	connec-
tion is required.
Note: If you are unable to hear audio from the 
computer, there may be an incompatibility in 
the computer’s hardware, software, or internal 
settings.  Consult a trained computer technician 
for advice.
Power on the TV and computer.  The TV will detect 3. 
the connection and display the New Device Found 
screen.
In the 4. New Device Found screen, press   to 
highlight PC in the list of device types.  It is impor-
tant to use the name PC so that the TV processes 
the PC signal correctly.
Highlight 5. EXIT and press ENTER to close the New 
Device Found screen.
Note: If your computer provides digital audio output 
(coaxial or optical), you can connect it directly 
to a digital A/V receiver and bypass the TV.
Using the TV with a Personal Computer
HDMI Connection
Mitsubishi recommends using high-speed HDMI 
cables to connect newer devices incorporating HDMI 
technology.
Computer with 
HDMI output
HDMI-to-HDMI 
cable
TV
An HDMI-to-HDMI connection carries all video and 
audio on a single cable.
HDMI and Digital Surround Sound
The TV’s HDMI inputs can receive digital surround 
sound from an HDMI device.  Use an HDMI connec-
tion if you want to hear digital surround sound from 
the TV’s internal speaker array.
DVI Video Connection
DVI OUTAUDIO
OUT
Computer 
with Digital  DVI output
DVI-to-HDMI cable
Audio cable
TV
A DVI connection from a personal computer requires a 
separate audio connection.
      
						

							20 1.  Basic Setup and Operation
For assistance call 1(800) 332-2119
Tip
Set the computer’s screen saver to display a pattern 
after several minutes of inactivity.  This acts as a 
reminder that the TV is powered on.
Computer Video Adjustments
Power on the computer.1. 
Select 2. PC from the Input Selection menu.  To do 
this, press INPUT to open the Input Selection menu, 
move the highlight to the PC icon, and press ENTER.
Working from the computer, change 3. 
the resolution of the computer image.  
View the computer image on the TV 
and maximize the computer resolution 
while maintaining a suitable aspect 
ratio for the image.
Perform TV video adjustments.  4. Press 
VIDEO repeatedly to access video-
adjustment options.
Press 5. FORMAT repeatedly to find the 
picture shape best suited to the 
image.  See the chart on this page 
showing how different computer reso-
lutions can be displayed on the TV.
Image Resolution
Your Mitsubishi TV can display the resolu-
tions shown in the chart from standard 
VGA (640 x 480) through 1920 x 1080 
signals at a refresh rate of 60 Hz.
In most cases, the computer will select 
the best resolution match to display on 
the TV.  You can override this setting if you 
wish.  Refer to your computer operating 
system’s instructions for information on 
changing the screen resolution.
You may need to restart the computer for 
changes to take effect.
Using the TV with a Personal Computer
Distortion in Computer Images
Computer images may show distortion 
when viewed on the TV, e.g., lines that 
should be straight may appear slightly 
curved.
Computer Display Formats
Press FORMAT repeatedly to cycle through the TV displays available 
for your computer’s video signal.
Computer SignalAs Displayed on TV Screen
Original Format4 X 3
Standard
16 X 9
StandardZoom
VGA
640 X 480
SVGA
800 X 600
Original FormatStandardZoom
XGA
1024 X 768
PC 720p
1280 X 720
W XGA
1360 X 768
SXGA
1280 X 1024
Original FormatStandard
PC 1080p
1920 X 1080