LG Rd Jt50 Projector User Manual

							DLP Personal Projector17
Menu System
To use the MENU button on the remote control:
1. Press  MENU to display the main OSD menu.
2. Press 
3or  4  to select a sub-menu. 
3. Press  MENU again to select items in the sub-menu. 
4. Press 
3or  4  to adjust / select items.
5. Press EXIT to return to the previous menu.
To use the  MENU / EXIT  button on the projector contol panel:
1. Press  MENU / EXIT  to display the main OSD menu.
2. Press 
< or > to select a sub-menu. 
3. Press  v (DOWN)  to select items in the sub-menu.
4. Press 
, ^ or v  to adjust / select items.
5. 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 Auto Resize
H PositionV Position
Color Temp
Information
Mirror
Source
Vol ume Mute
Main Page:Language
OSD: 
Setup
Economic Mode
Reset
Lamp Hour
OSD Sub  Page:
OSD Pos.
OSD Time
Set Up Sub  Page:
Source Scan
Keystone Hold Mirror Hold
Blank Time
Auto Off
User Logo
Main Page:PIP Source
PIP Size
PIP Pos.
H Position
V Position
More Options
Sub Page:Brightness
Contrast ColorTint
Sharpness System
DVI
Y/Pb/Pr
(480p / 576p / 720p / 1080i)
Ratio
H Position
V Position ColorTint
Color Temp
Y/Pb/Pr
(480i / 576i)
Keystone
Brightness Contrast Ratio
System
Color Temp Information
VideoKeystone
Brightness Contrast Color
Tint Ratio
System
Sharpness
Color Temp
Information
S-Video 
						

							18DLP Personal Projector
1. Display Menu  
FUNCTIONDESCRIPTION
KeystoneCorrects any keystoning of the image. 
BrightnessAdjusts the brightness of the image.  
ContrastAdjusts the degree of difference between dark and light in the 
image.   
PhaseAdjusts to avoid the occurrence of flicker.
This function is not available when the input mode is Video, S-
Video, DVI or YPbPr 480i / 576i. 
H SizeAdjusts to fit in the desired image size. This function is not available when the input mode is Video, S-
Video, DVI or YPbPr 480i / 576i.
Color Increases or decreases the color range (R, G, B) of the 
image.This function is not available when the input mode is Analog RGB,
DVI or YPbPr.
TintAdjusts  the image to make it appear more red or green.This function is not available when the input mode is  Analog RGB,
DVI or YPbPr  and the input system is PAL or SECAM.
+- 
						

							DLP Personal Projector19
2. Image Menu   
FUNCTIONDESCRIPTION
Auto Resize Makes the best fit of the image to the screen,
1. On 2. Off 3. 16:9
This function is available only when the input mode is Analog RGB and
DVI.
Ratio Users have 2 options for the image ratio.
1. 4 : 3     2. 16 : 9 This function is available when the 
input mode is YPbPr, Video or S-
Video. 
H Position Adjusts the horizontal positio
n of the projected image. 
 
This function is available only when the input mode is Analog RGB.
V Position Adjusts the vertical positon of the projected image. 
This function is available only when the input mode is Analog RGB.
Color Temp
Adjusts the color temperature to fit your preference.
Information Shows the current resolution.
System System information will be shown:
1.NTSC   2. PAL   3.SECAM 
The input System cannot be changed by selection.
Sharpness
Adjusts the image to make it look sharper or softer.This function is not available when the input mode is Analog RGB, DVI
or YPbPr.
Color Increases or decreases the color range (R, G, B) of the image.This function is available only when the input mode is YPbPr.
TintAdjusts the image to make it appear more red or green.This function is not available when the selected System is PAL. 
						

							20DLP Personal Projector
3. Source Menu  
FUNCTIONDESCRIPTION
Mirror
SourceShows the input source from among RGB, DVI, YP
bPr, S-Video 
and Composite Video when several sources are available.
The input Source cannot be changed by selection.
Vo l u m eAdjusts the volume level.
Mute
1. Default 
3. Rear screen projection 2. Ceiling mounted 
projection 
4. Ceiling mounted and rear-
screen projection 
OffOn 
						

							DLP Personal Projector21
4. Control Menu
FUNCTIONDESCRIPTION
LanguageLanguage sets the language for the OSD control menus.
Use the 3 / 4 key to select the desired language from among 
English, French, German, Italian, Spanish, Korean, Traditional 
Chinese and Simplified Chinese. 
OSDOSD Pos.
Selects a desired OSD position.
OSD Time
Sets the length of time the OSD will remain active after the last 
time you pressed the  button. The range is from 5 to 60 
seconds in 5-second increments.
SetupSource Scan
When svelected, activates the Source scan function.
Keystone Hold
When selected, preserves the last keystone correction value 
even when the projector is restarted.
Mirror Hold
When selected, preserves the last mirror correction value even 
when the projector is restarted.
Blank Time
Determines the length of time before the projector is shut off 
when Blank is activated. 
Auto Off
Sets the length of time before the system is shut off when no 
input is detected.
User Logo
Enables the user to define his/her own logo screen that will 
display during strat-up. Three modes are available: Default (LG 
logo), black screen and blue screen.
Economic 
ModeSelects Economic mode to lower brightness and extend the 
lamp life. 
ResetReturns all settings to their factory preset values.
Lamp HourShows lamp usage time. 
						

							22DLP Personal Projector
5. PIP Menu
These functions are available only when the input mode is Analog RGB and 
the PIP source is Video or S-Video. 
FUNCTIONDESCRIPTION
PIP SourceSelects the source for the PIP.
PIP SizeEnables use of the 3 / 4 key to scroll through the four 
alternatives: Off, Small, Medium, Large. 
PIP PositionSelects a desired position for the PIP.  
H PositionAdjusts the horizontal position of the PIP image. 
V PositionAdjusts the vertical position of the PIP image.
More OptionsEnables use of the 3 / 4 key to select more PIP functions 
including Brightness, Contrast, Color, Tint, Sharpness and 
System. 
BrightnessAdjusts the brightness of the PIP image.
ContrastAdjusts the degree of difference between dark and light for the 
PIP image. 
ColorIncreases or decreases the color range (R, G, B) of the image.
TintAdjusts the image to make it appear more red or green.
SharpnessAdjusts the image to make it appear sharper or softer.
SystemShows PIP image systems: NTSC, PAL, SECAM.
The input System cannot be changed by selection. 
						

							DLP Personal Projector23
Shutdown
1. Press and hold POWER and a warning message will appear. To turn off 
the projector, press and hold POWER again.
2. The fan will continue to run for approximately 90 seconds.
3. Turn off the main power switch. 
* After the projector is turned off, there is a 90-second cooling period before the 
projector can be re-started.
AUTO BLANKSOURCE
KEYSTONE -KEYSTONE +
POWERMENU/EXIT 
						

							24DLP Personal Projector
4. Disconnect the power cord from the wall socket.         
Caution
• Please do not unplug the power cord before POWER is shut down 
or during the two-minute cooling process.
• If the projector is not properly shut down, to protect the lamp, the 
system will detect this and cool the lamp for 90 seconds automati-
cally before turning on again.
(110V)(220V) 
						

							DLP Personal Projector25
MAINTENANCE
Lamp Information 
Use and Replacement of the Lamp
The lamp life is 1500 hours. When the Lamp Indicator lights up orange 
suggesting the time of lamp replacement, please install a new lamp or 
consult your dealer. An old lamp could cause a malfunction in the projector 
and in rare instances may even explode.
Lamp Replacement
Please check with LG service center for the information of lamp replacement.
Caution
HIGH VOLTAGE/ HIGH TEMPERATURE/ HIGH PRESS
WHEN REPLACING THE LAMP, TURN OFF THE PROJECTOR AND 
PULL OUT THE CORD FROM THE RECEPTACLE BEFORE REPLACING 
THE LAMP. 
WAIT UNTIL THE LAMP BECOMES COOL (MINIMUM 45 MINUTES). 
TOUCHING THE LAMP WHEN IT IS HOT MAY CAUSE A BURN ON YOUR 
HAND.
A HIGH-PRESSURE LAMP WHICH WHEN HOT, MAY EXPLODE IF 
IMPROPERLY HANDLED.
To reduce the risk of injuries to fingers and damage to internal compo-
nents, use caution when removing lamp glass that has shattered into 
sharp pieces.
To reduce the risk of injuries to fingers and/or compromising image 
quality by touching the lens, do not touch the empty lamp compartment 
when the lamp is removed.
This lamp contains mercury. Consult your local hazardous waste regu-
lations to dispose of this lamp in a proper manner. 
						

							26DLP Personal Projector
Operative Information
When the three LEDs light up, they indicate the power, lamp or internal 
temperature status or possible problems:    
LED Indicator LEDs Display              Description
Power 
IndicatorOrangeStandby (The AC power switch is on, 
and the projector is off.)
Blinking GreenWhen the power button is pressed, the 
indicator blinks green until the LG logo 
shows up.
Green The projector is working,
Blinking OrangePOWER-DOWN. It will cools down for 
90 seconds after the power is turned off. 
- Off (The AC power switch is off.)
Lamp 
IndicatorOrangeThe lamp has been in operation for over 
1400 hours. The OSD message 
“CHANGE LAMP, AND RESET LAMP 
TIMER.” will be displayed on the screen 
for 30 seconds.
RedThe lamp has been in operation for over 
1500 hours. The OSD message “OUT 
OF LAMP USAGE TIME. CHANGE THE 
LAMP!” will be displayed on the screen 
for 30 seconds.
Blinking RedSomething is wrong with the lamp power 
supply. Please turn off the projector 
within 3 seconds.
Temperature 
IndicatorRedThe internal temperature of the projector 
is too hot.  
When the temperature inside the 
projector is too high, the OSD message 
“Temperature is too high. Going to shut 
down.” will be displayed on the screen 
for 10 seconds and then the projector 
will automatically shutdown. The fans 
will be continuing to run for 90 seconds, 
then you can restart the projector.
Blinking RedSomething is wrong with the fans. The 
OSD message “Fan or Diode error. 
Going to shut down.” will be displayed 
on the screen for 10 seconds, and then 
the projector will automatically 
shutdown. Please turn the projector off.