LG RL-JT10 User manual

R
RL-JT10
OWNER’S MANUAL
LG LCD PROJECTORLG LCD PROJECTOR
Please read this manual carefully before operating
your set.
Retain it for future reference.
Record model number and serial number of the set.
See the label attached on the bottom of the set and
quote this information to your dealer when you
require service.
Model number :
Serial number :

LCD
PROJECTOR
LCD
PROJECTOR
R
1
FCC NOTICE
• A Class A digital device
This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide rea-
sonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment generates, uses, and can radiate radio fre-
quency energy and, if not installed and used in accordance with the instruction manual,
may cause harmful interference to radio communications. Operation of this equipment in
a residential area is likely to cause harmful interference in which case the user will be
required to correct the interference at his own expense.

CONTENTS
INDEX
INTRO-
DUCTION
1Safety Instructions 3
Names of parts 11
INSTALLATION AND
COMPOSITION
2Installation Instructions 19
Composition 21
Turning on the Projector 23
Turning off the Projector 24
Operating the Projector 25
Selecting source mode 26
CONNECTIONBASIC FUN-
CTIONS
3
Function checking 34
Using Still function 35
4
Connecting to a Desktop PC 27
Connecting to a Notebook PC 28
Connecting to a Macintosh Desktop PC 29
Connecting to a Macintosh PowerBook 30
Connecting to a Video Source 31
Connecting to a DVD 32
Connecting to a D-TV Settop Box 33
SPECIAL
FUNCTIONS
5Selecting language 36
Using Blank function 37
Using Flip Horizontal 39
Checking lamp time 40
Selecting PC screen size input signal 41
POSI-
TIONING
6
Using Tracking function 45
TRACK-
ING
VIDEO
7
Using Resize function 42
Adjusting screen display 43
Adjusting Video 47
8
RS-
232C
9External control device setup 48
2
INFOR-
MATION
10 Supported Monitor Display 58
Maintenance 59
Memo 60
Specifications 62
Before operating the
unit, please read this
manual carefully.

3
Safety Instructions
GPlease take note of the safety instructions to prevent any potential accident or misuse of the projector.
G After reading this manual, keep it in the place that the user always can contact easily.
GSafety Instructions are given in two forms as detailed below.
WARNING The violation of this instruction may cause serious injuries and even death.
NOTES The violation of this instruction may cause light injuries or damage to the projector.
Indoor Installation-WARNING
Indoor Installation-NOTES
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MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
R
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Do not place the Projector in direct sunlight or
near heat sources such as radiators, fires and
stove etc.
- This may cause
a fire hazard !
Disconnect from the mains and remove all
connections before moving. Do not place the projector close to sources of steam or oil such as a humidifier.
- This may create a fire hazard or an
electric shock
hazard !
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MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not place inflammable materials
beside the projector
- This may cause a fire hazard !
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MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Do not make the children hang on or
climb the installed projector.
- It may cause the display to fall,
causing a injury or a death.

4
INTRODUCTION
Indoor Installation-NOTES
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MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Do not place the projector where it might
be exposed to dust.
- This may cause a fire hazard !
R
When installing the projector on a table, be
careful not to place it near the edge.
- This may cause the projector to fall
causing serious injury to a child
or adult and serious damage
to the projector.
-Only use a suitable stand.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Only use the projector on a level and sta-
ble surface.
- It may become unstable and affect operation.
R
Ensure good ventilation around the pro-
jector. The distance between the projector
and the wall should be more
than 30cm.
- An excessive increase
in its internal
temperature may
cause a fire hazard!
R
Don’t clog the vents(air intake/exhaust) of
the projector.
This would cause the internal temperature to
increase and could cause a fire hazard!
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not place the projector directly on a
carpet, rug or place where ventilation is
restricted.
- This would cause its
internal temperature to
increase and might
create a fire hazard !
Air intake exhaust pipe
R
Do not use the projector in a damp place
such as a bathroom where it is likely to get
wet.
- This may cause a fire or an
electric shock hazard !
R
In case of using a receiver (VCR, Digital
Set Top Box), bend antenna cable
between inside and outside building to
prevent rain from flowing in.
-This may cause water
damaged inside the
projector and could
give an electric shock.
Outdoor Installation-WARNING

5
Safety Instructions
R
In case of using a receiver (VCR, Digital
Set Top Box), do not place an antenna in
the vicinity of power
lines.
- This may cause an
electric shock.
In case of using a receiver (VCR, Digital
Set Top Box), contact your service center
to construct an antenna
because it needs
skilled man.
- This may cause an
electric shock.
In case of using a receiver (VCR, Digital
Set Top Box), there should be enough dis-
tance between an outside antenna and
power lines to keep the former from
touching the latter even when
the antenna falls.
- This may cause an electric shock.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Earth wire should be connected.
-If the earth wire is not connected, there is possible a
danger of electric shock caused by the current leak-
age.
- If grounding methods are not possible, a separate cir-
cuit breaker should be employed and installed by a
qualified electrician.
- Do not connect ground
to telephone wires,
lightning rods or
gas pipe.
The mains plug should be inserted fully
into the power outlet to avoid a fire
hazard !
- This may cause a fire hazard !
Do not place heavy objects on the power
cord
- This may cause a fire or an electric
shock hazard !
R
Do not use too many plugs on the Mains
multi-outlet.
- It may result in
overheating
of the outlet
and causes a
fire hazard !
Outdoor Installation-NOTES
Power-WARNING
Short-circuit
breaker
Power

6
INTRODUCTION
Never touch the power plug with a wet
hand
- This may cause an electric shock hazard !
Hold the plug firmly when unplugging. If
you pull the cord the cord may be dam-
aged.
- This may cause a fire hazard !
Do not plug when the power cord or the
plug is damaged or the connecting part of
the power outlet is loose.
- This may cause a fire or an electric shock
hazard !
Prevent dust collecting on the power plug
pins or outlet.
- This may cause a fire hazard !
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Place the projector where people will not
trip or tread on the power lead.
R
Do not turn the projector On/Off with plug-
ging-in or unplugging the power plug to the
wall outlet.(Do not use the power plug
for switch.)
- It may cause mechanical
failure or could give an
electric shock.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Ensure the power cord does not come
into contact with sharp or hot objects such
as a heater.
- This may cause a fire
or an electric
shock hazard !
Power-NOTES

7
Safety Instructions
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not place anything containing liquid on
top of the projector such as flowerpot,
cup, cosmetics or candle.
- This may cause a fire hazard !
R
In case of impact shock or damage to the
projector switch it off and unplug it from
the mains outlet and contact your
service center.
- This may cause a fire or an
electric shock hazard !
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not allow any objects to fall into the
projector.
- This may cause an electric shock
hazard !
R
If water is spilt into the projector unplug it
from the mains supply outlet immediately
and consult your Service Agent.
- This may cause an electric
shock hazard !
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Dispose of used batteries carefully and
safely.
- In the case of a battery being
swallowed by a child
please consult a
doctor immediately.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
In the event that an image does not
appear on the screen please switch it off
and unplug it from the mains
supply and contact your
Service Agent.
- This may cause a fire or an
electric shock hazard !
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Do not use the projector in a moving vehi-
cle.
- This may cause an
accident.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not remove any covers (except lens
cover). High risk of Electric Shock!
Using-WARNING

8
INTRODUCTION
Using-WARNING
Using-NOTES
Don’t look at laser beam directly as it can
cause eye damage!
R
Do not touch metal parts during or soon
after operation since the vents and lamp
cover will remain very hot!
Never touch the wall outlet when there is
leakage of gas, open the windows and
ventilate.
- It can cause a fire or a burn by a spark.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not drop the projector or allow impact
shock.
- This may cause mechanical
failure or personal injury !
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Do not place heavy objects on top of pro-
jector.
- This may cause mechanical failure or personal
injury!
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Don’t look directly onto the lens when the
projector is in use. Eye damage may occur!
R
Take care not to cause impact to the lens
particularly when moving the projector.
R
Do not stand the projector vertically or use
the projector in an inverted position.

9
Safety Instructions
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Do not use water while cleaning the pro-
jector
- This may cause damage to the
projector or an electric
shock hazard.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
In the unlikely event of smoke or a
strange smell from the projector,
switch it off , unplug it from the
wall outlet and contact your
dealer or service centre.
- This may cause a fire or
an electric shock hazard !
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not touch the lens of the projector. It is
delicate and easily damaged.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Do not use any sharp tools on the projec-
tor as this will damage the casing.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Do not place objects on top of the projec-
tor.
The top and bottom of the projector will get hot!
This may cause mechanical failure or a fire haz-
ard!
R
Do not position the AV box near the vents
of the projector.
This may cause mechanical failure or a fire haz-
ard!
Using-NOTES
Cleaning-WARNING
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Use an air spray or soft cloth that is moist
with a neutral detergent and water for
removing dust or stains on the projection
lens.

10
INTRODUCTION
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Unplug this product from the wall outlet
before cleaning. Do not use liquid clean-
ers or aerosol cleaners.
- This may cause damage to
the Projector or cause
an electric shock hazard !
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Contact the Service Center once a year to
clean the internal parts of the projector.
- Accumulated dust can cause
mechanical failure.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
Do not attempt to service the projector
yourself. Contact your dealer or service
centre.
- This may cause damage to the
projector and could give an
electric Shock as well as
invalidating the
warranty !
R
In case of using a receiver (VCR, Digital
Set Top Box), in the event of a lightning or
thunder storm unplug the projector and
aerial from the wall outlet.
- This will prevent damage to
the projector and possible
electric shock.
Only use the specified type of battery.
- This could cause damage to the remote
control.
Do not mix new batteries with old batter-
ies.
- It can cause a battery explosion, a fire by
leakage or could give an electric shock.
Cleaning-NOTES
Others-WARNING
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MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Be sure to unplug if the projector is not to
be used for a long period.
Accumulated dust
may cause a fire
hazard!
Refer lamp servicing to qualified service
personnel.
Others-NOTES

11
Names of parts
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MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Main Body
Main Body
Rear remote control sensor
Foot adjusting
button
Indicators
Front remote control sensor
Horizontal leveler * Push the cover when
connecting power code. Focus ring
Lens cover
Zoom ring
Power button Control panel
* The LCD projector is manufactured using high-precision technology. You may, however, see a few tiny black
or coloured dots that continuously appear on the projector image. This is a normal result of the manufacturing
process and does not indicate a malfunction.
* If you store the projector in a cold place, to avoid condensation forming internally, wait for one hour before
using the projector after placing in a warm room.

12
INTRODUCTION
R
K
AV Interface DVI Input
RS 232C
Rear Connections
Rear Connections
USB A
AV interface DVI input
RS232C/Mouse
* To use the USB jack, your PC
should be equipped with a USB
jack.
-Connect a mouse to the USB
A jack.
-Connect USB jack of PC to the
USB B jack of the projector
with USB cable supplied.
USB BKensington Security
System Connector
(Refer to page 22)
Rear remote control sensor

13
Names of parts
Control Panel
Control Panel
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
POWER Button
,Button
Selects menus and items in the menus.
MENU Button
Selects or closes menus.
SOURCE Button
Switches to RGB, Video,
S-Video, Component
mode.
VOLUME Button
Adjusts volume level and
functions of menus.
ENTER Button
Checks present mode and
saves the change of functions.
PATTERN Button
When pressing the PATTERN
button, the test screen for
focus adjustment is displayed.

14
INTRODUCTION
A
AV box front Panel V box front Panel
A
AV box back Panel V box back Panel
Y P B
DVD IN
(480i)
P R
Video
Video
Audio
Audio
S-Video L/Mono R
S-Video Video/Audio DVD IN(480i)
DC OUT(12V/0.5A) AV INTERFACE
DC OUT(12V/0.5A)
* Use this jack when connecting the
wireless receiver to the projector.
AV INTERFACE

15
Names of parts
POWER
SOURCE MENU
LR
BLANK MUTE
LASER
Remote Control
Remote Control
Inserting the batteries
Inserting the batteries
POWER Button
SOURCE Button
R MOUSE Button
(Zoom-in Button)
MOUSE DRAG
VOL.
STILL
RESIZE
AUTO
KEYSTONE
ZOOM
MOUSE DRAG
Button
VOLUME
+, - Button
STILL Button
L MOUSE Button
(Zoom-out Button)
RESIZE Button
AUTO TRACKING
Button
KEYSTONE D, E
Button
ZOOM D, E
Button
BLANK Button
LASER Button
Slide the battery cover
in the direction of the
arrow to remove.
MENU Button
ENTERA Button POINTER Button
MUTE Button
*Switches the sound
on or off.
1
Insert the batteries with
correct polarity.
2
Replace the battery
compartment cover to
the arrow direction.
3

Functions on the Remote Control
Functions on the Remote Control
16
INTRODUCTION
Button
Button Function Function
POWER Button Selects ON/OFF of power.
SOURCE Button Switches to RGB, Video, S-Video, Component mode.
MENU Button Displays or hides the menu.
L MOUSE Button * Corresponds to the Left - Click of PC Mouse. This button
(Zoom-out Button) registers a menu selection and selects other custom functions.
* Downsizes the screen on the zoom function.
R MOUSE Button * Corresponds to the Right - Click of PC Mouse. This button
(Zoom-in Button) registers a menu selection and selects other custom functions.
* Enlarges the screen size on zoom function.
POINTER Button * After selecting menus, controls selecting and adjusting
functions with the direction of up, down, left, right.
* Moves the screen with the direction of up, down, left, right
on zoom function.
* Moves and releases the selected icon on PC screen.
MOUSE DRAG Button Uses to select and drag an icon in PC mode.
ENTERAButton Checks the present mode and saves the change of functions.
ZOOM D, EButton Refer to page 44.
KEYSTONE D, EButton Refer to page 43.
RESIZE Button Refer to page 42.
AUTO TRACKING Button Refer to page 45~46.
BLANK Button Refer to page 37~38.
STILL Button Refer to page 35.
MUTE Button Cuts off audio.
VOL.(+, -) Button Adjusts volume level.
LASER Button Produces a bright red laser pointer on the screen for the
purpose of indication.
(Don’t look at laser beam directly as it can cause eye damage!)

Names of parts
Projector Status Indicators
Projector Status Indicators
* Temperature indicator, lamp Indicator, operation indicator at the top front of the projector indicate the
operating status of the projector.
“ ” is the warning message on screen.
Orange Standby.
Operation Indicator Green(flashing) Lamp cooling untill the lamp turn on(Refer to P.23)
Green On operation.(Turn on the lamp)
Red Projector lamp is cooling as power out(2 minutes)
Off Power off.
Projection lamp is reaching the end of its life and needs
Red to be replaced with a new lamp.(over 1900 hours)
“Replace the Lamp”
Lamp Indicator Red(flashing) The projector has trouble in the lamp or around it.
Contact the service center.
Green(flashing) The lamp cover is not closed.
Orange Warning about “high temperature”. Turn the
power
of projector off and check the ventilator.
Temperature Indicator “Temperature is Too High”
Red The projector is turned off due to its continual
high temperature.
Red (flashing) Power has turned off due to a problem with the
internal cooling fan. Contact your service center.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
Lamp Indicator
Operation indicator
Temperature indicator
17

Accessories
Accessories
POWER
SOURCE MENU
LR
BLANK MUTE
LASER
1.5V
1.5V
Mouse Connecting Cables
Optional Extras
* Contact your dealer for buying these items.
* Contact your dealer for replacing a new lamp.
Remote Control Batteries 2 (size AA) AV Box Power Cord
Audio/Video Cable AV Box cable DVI to VGA Cable
MAC Serial Mouse Cable
RS-232C cable DVI cable USB Cable Portable Bag
/Sponge for lens protection
Lamp
S-Video Cable
Projection Screen
PS/2 Mouse Cable
(IBM PC or Compatible)
18
INTRODUCTION
Operating guide

19
Installation Instructions
Provide proper ventilation for this projector.
● The projector is equipped with ventilation
holes(intake) on the bottom and ventilation
holes(exhaust) on the front. do not block or
place anything near these holes, or internal
heat build-up may occur, causing picture
degradation or damage to the projector.
Use and keep this projector in suitable temperature and humidity conditions.
● Install this projector only in a location where adequate temperature and humidity are controlled.
(refer p.62)
●Do not place the projector on a carpet, rug
or other similar surface. It may prevent
adequate ventilation to the projector
bottom. This product should be mounted
securely to a suitable bracket or stand.
* Don’t place the projector in the following conditions. It may cause malfunction or product damage.
●Avoid impact to the projector.
Do not spill liquid of any kind into the
projector.
●Leave an adequate distance(30cm or more)
around the projector.
Don’t place the projector where it can be covered with dust.
● This may cause overheating of the projector. Clean the Air filter periodically.
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOLVOL
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL
R
MENU
SOURCE
ENTER
PATTERN
POWER
VOL VOL