LG Rd Jt51 Projector User Manual

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Remote Control Description 
The remote control sensors are located in the front/ back of the projector.  
Remote Control Functions
1.POWER, MENU/EXIT, SOURCE, AUTO, BLANK
The functions of these buttons are the same as those on the external control 
panel. Please refer to External Control Panel on page 5 for more 
information.
2. 3 LEFT / KEYSTONE - ,4 RIGHT / KEYSTONE +
Whe the OSD menu is activated, the buttons function as 3 Left / 4 Right. 
For the rest of time, the buttons...

8DLP Personal Projector
4. ZOOM IN/OUT
By pressing ZOOM +, the center of the picture will be magnified. When the + 
button is pressed again, the picture is further magnified, up to four times the 
original size. By pressing ZOOM-, the size of the image is reduced. When 
the - button is pressed again, the picture is further reduced until it is restored 
to its original size. To return to the normal display mode, press the RETURN 
button. (This function can be used in combination with FREEZE.)
5. PIP...

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Installing or Replacing Batteries
Caution
Avoid excessive heat and humidity. There may be danger of an explo-
sion if batteries are incorrectly replaced. Replace only with the same or 
equivalent type recommended by the manufacturer.  Dispose of used 
batteries according to the manufacturer’s instructions.1. Use a pointy-sided stick to 
release the barttery tray. 
Pull the tray off.
2. Install or replace a battery.  
3. Snap the battery tray back into place.   

10DLP Personal Projector
INSTALLATION
Display Size
Place the projector at the required distance from the screen according to the 
desired picture size (see the table below).   
RD-JT51 (SVGA) screen size chart (4:3 aspect ratio)
Distance from 
screenDiagonal measurement
Distance from 
screenDiagonal measurement
Minimum 
zoomMaximum 
zoomMinimum 
zoomMaximum 
zoom
feet inches feet inches feet inches meters cm meters cm meters cm
4 48 1.96 23.5 2.40 28.7 1 100 0.49 48.9 0.60 59.9
6 72 2.93 35.2 3.59 43.1...

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There is 3% ~ 5% tolerance among these numbers due to optical component limits.
* 1m = 3.28 feet, 1 feet = 0.305m, 1m = 100cm, 1 feet = 12 inches
RD-JT51 (SVGA) screen size chart (16:9 aspect ratio)
Distance from 
screenDiagonal measurement
Distance from 
screenDiagonal measurement
Minimum 
zoomMaximum 
zoomMinimum 
zoomMaximum 
zoom
feet inches feet inches feet inches meters cm meters cm meters cm
4 48 1.80 21.6 2.20 26.4 1 100 0.45 45.1 0.55 55.0
6 72 2.70 32.4 4.20 50.4 1.5...

12DLP Personal Projector
Connecting to Various Equipment
HDTV description
The projector is capable of displaying various High Definition TV display 
modes. Some of these sources are:  
Most of these sources will provide an analog composite video output, a 
standard VGA output, or a YPbPr (default) format. 
The projector is capable of accepting HDTV data through a YP
bPr 
connector. Use a HDTV cable (an optional accessory) that came with your 
projector to display HDTV images.
The following standards are...

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OPERATION
Start Up
1. Plug the power cord into a wall socket.
2. Turn the Main Power Switch on. 
3. Press and hold POWER to start the unit. The Power Indicator flashes 
green and stays green when the power is turned on.
(When the power is turned off, there is a 90-second cooling period before the 
projector can be re-started.)
4. Switch on all connected equipment.
(110V)(220V)
AUTO BLANKSOURCE
KEYSTONE 
-KEYSTONE +
POWER
MENU/EXIT
ProjectorRemote Control 

14DLP Personal Projector
Digital Keystone Correction
Keystoning refers to the 
situation where the 
projected image is 
noticeably wider at either 
the top or bottom. To 
correct this, press 
KEYSTONE 
3/ 4 (hot key) 
on the remote control, and 
then adjust the sliding bar 
labeled Keystone, as 
needed. Press 
3 to correct 
keystoning at the top of the 
image. Press 
4 to correct 
keystoning at the bottom of 
the image.
Auto Adjustment
In some cases, you may need to optimize the picture quality. To do...

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Source Selection
When several input sources are available, press the SOURCE key to make a 
selection from the control panel of the projector or the remote control.
Because Analog RGB and YPbPr inputs share the same terminal in the back of the projector,
there’s only one signal can be applied at one time. 
Blank
Uses BLANK to hide the screen image and press BLANK again or RETURN 
to bring the image back.
AUTO BLANKSOURCE
KEYSTONE 
-KEYSTONE +
POWER
MENU/EXIT
ProjectorRemote...

16DLP Personal Projector
Menu System
1. Press MENU / EXIT  to display the main menu.
2. Press 
3or  4 to select a sub-menu.
3. Press 
3, 4,  ▲  or  ▼  to adjust / select items in the sub-menu.
4. Press  MENU / EXIT  to return to the previous menu.  
Menu Bar
Sub-menu Display Image Source Control PIP
Analog RGB
Keystone
Brightness
ContrastPhase
H Size Aspect Ratio
H Position
V Position
Color Temp Information
Mirror
Source
Source Scan Blank Time
Auto Off Language
OSD Pos.
OSD Time
Economic Mode Reset
Lamp...