LG Dx540 User Manual

							DX540
OWNER’S MANUAL
LG  DLP  PROJECTOR LG  DLP  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 :
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							DLP PROJECTOR DLP PROJECTOR
Warning
This is a class A product. In a domestic environment this product may cause radio interference, in
which case the user may be required to take adequate measures.
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							Contents
3
Contents
Safety Instructions....................................4
Names of partsMain Body .......................................................7
Connecting Part ..............................................7
Control Panel ..................................................8
Remote Control ...............................................9
Installing Batteries ...........................................9
Projector Status Indicators ..............................10
Accessories .....................................................11
Optional Extras ...............................................11
Installing and CompositionInstallation Instructions ...................................12
Basic Operation of the Projector .....................13
Using Kensington Security System .................14
Turning on the Projector .................................15
Turning off the Projector .................................15
Focus and Position of the Screen Image........16
Selecting source mode ...................................16
ConnectionConnecting to a Desktop PC ..........................17
Connecting to a Notebook PC ........................17
Connecting to a Video Source ........................17
Connecting to a DVD ......................................18
Connecting to a D-TV Set-Top Box ................18
Function
Video Menu Options
Adjusting Video ...............................................19
APC (Auto Picture Control) .............................19
Color Temperature Control..............................20
Smart Picture Function ...................................20
Gamma curve shift Function ...........................20
Brilliant color 
TMFunction ................................21
White peaking Function ..................................21
Black level Function ........................................21
Expert color Function ......................................22
Reset ...............................................................22Special Menu Options
Selecting Language ........................................23
Using ARC  Function........................................23
Overscan Function ..........................................23
Flip horizontal Function ...................................24
Flip vertical Function .......................................24
Sleep time Function ........................................24
Auto sleep Function ........................................25
Presentation timer Function ............................25
Using Keystone Function ................................26
Using Blank Function ......................................26
Selecting Blank image color ...........................26
Lamp mode Function ......................................27
Checking lamp time ........................................27
Using Still Function .........................................27
Screen Menu Options
Auto configure Function ..................................28
Using Phase Function .....................................28
Using Clock Function ......................................28
Using Horizontal Function ...............................29
Using Vertical Function ...................................29
RS-232CExternal Control Device Setup ........................30
InformationSupported Monitor Display..............................35
Maintenance....................................................35
Replacing the Lamp ........................................36
How to fix the lens cap to the projector ..........38
Specifications ..................................................39
Disposal of your old appliance
1. When this crossed-out wheeled bin symbol is attached to a product it
means the product is covered by the European Directive 2002/96/EC.
2. All electrical and electronic products should be disposed of separately
from the municipal waste stream via designated collection facilities
appointed by the government or the local authorities.
3. The correct disposal of your old appliance will help prevent potential
negative consequences for the environment and human health.
4. For more detailed information about disposal of your old appliance,
please contact your city office, waste disposal service or the shop
where you purchased the product.
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							Safety Instructions
4
Safety Instructions
Please take note of the safety instructions to prevent any potential accident or misuse of the projector.
➟Safety 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.
➟After reading this manual,  keep it in the place that the user always can contact easily.
Indoor InstallationWARNING
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 !
Do not place inflammable materi-
als beside the projector 
This may cause a fire hazard !
Do not allow children to hang on
the installed projector.
It may cause the projector to fall, caus-
ing injury or death.
Outdoor InstallationWARNING
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 !
PowerWARNING
Indoor InstallationNOTES
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 !
Do not place the projector where
it might be exposed to dust.
This may cause a fire hazard or 
damage to the unit!
Earth wire should be connected.
If the earth wire is not connected, there is a
possible danger of electric shock caused by
the current leakage.
If grounding methods are not  possible, a
separate circuit breaker should be 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 or damage
the unit.
Do not place heavy objects on
the power cord. 
This may cause a fire or an electric 
shock hazard !
Do not block the vents of the pro-
jector or restrict air-flow in any way.
This would cause the internal tempera-
ture to increase and could cause a fire
hazard or damage to the unit!
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 or damage the unit.
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.
Only use the projector on a level
and stable surface. 
It may fall and cause injury and/or
damage to the unit.
Ensure good ventilation around the
projector. The distance between
the projector and the wall should
be more than 30cm/12 inches.
An excessive increase in its internal 
temperature may cause a fire hazard or
damage to the unit!
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							Safety Instructions
5
UsingWARNING
Do not place anything containing
liquid on top of the projector such
as flowerpot, cup, cosmetics or
candle.
This may cause a fire hazard or 
damage to the unit!
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 or damage to the unit!
Do not allow any objects to fall
into the projector.
This may cause an electric shock 
hazard or damage to the unit!
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 or damage to the unit!
Dispose of used batteries care-
fully and safely.
In the case of a battery being 
swallowed by a child please consult a 
doctor immediately.
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 or damage to the unit!
Do not remove any covers
(except lens cover). High risk of
Electric Shock!
CAUTION concerning the Power Cord
Most appliances recommend they be placed upon a dedicated circuit; that is,a single outlet circuit which
powers only that appliance and has no additional outlets or branch circuits.Check the specification page
of this owners manual to be certain.
Do not overload wall outlets. Overloaded wall outlets,loose or damaged wall outlets, extension cords,
frayed power cords,or damaged or cracked wire insulation are dangerous.Any of these conditions could
result in electric shock or fire. Periodically examine the cord of your appliance,and if its appearance indi-
cates damage or deterioration, unplug it, discontinue use of the appliance, and have the cord replaced
with an exact replacement part by an authorized service personnel.
Protect the power cord from physical or mechanical abuse, such as being twisted, kinked, pinched,
closed in a door, or walked upon. Pay particular attention to plugs, wall outlets, and the point where the
cord exits the appliance.Don’t look directly onto the lens
when the projector is in use. Eye
damage may occur!Do not touch metal parts during or
soon after operation since the
vents and lamp cover will remain
very hot!
PowerWARNING
Do not use too many plugs on the Mains multi-outlet.
It may result in overheating of the outlet and causes a fire hazard !
PowerNOTES
Never touch the power plug with
a wet hand
This may cause an electric shock 
hazard !
Hold the plug firmly when unplug-
ging. If you pull the cord, it may
be damaged.
This may cause a fire hazard !
Prevent dust collecting on the
power plug pins or outlet.
This may cause a fire hazard !
Do not plug when the power cord
or the plug is damaged or any
part of the power outlet is loose.
This may cause a fire or an electric
shock hazard or damage to the unit!
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 or damage to the unit!
Place the projector where people
will not trip or tread on the power
lead.
This may cause a fire or an electric
shock hazard or damage to the unit!
Do not turn the projector On/Off by plugging-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 cause an electric shock.
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							Safety Instructions
6
UsingNOTES
Do not place heavy objects on
top of projector.
This may cause mechanical failure or
personal injury!
Take care not to impact the lens
particularly when moving the
projector.Do not touch the lens of the pro-
jector. It is delicate and easily
damaged.
OthersNOTES
Be sure to unplug if the projector
is not to be used for a long peri-
od.
Accumulated dust may cause a fire 
hazard or damage to the unit!
Refer lamp servicing to qualified
service personnel.Do not mix new batteries with old
batteries.
This may cause the batteries to over-
heat and leak.
CleaningNOTES
Contact the Service
Center once a year to
clean the internal
parts of the projector.
Accumulated dust can
cause mechanical failure.
When cleaning the plastic parts such as projector case, unplug the power and
wipe it with a soft cloth. Do not use cleanser, spray water or wipe with a wet
cloth. Especially, never use cleanser (glass cleaner), automobile or industrial
shiner, abrasive or wax, benzene, alcohol etc., which can damage the 
product. 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.
It can cause fire, electric shock or product damage (deformation, corrosion and damage).
Do not use any sharp tools on the projector as this will damage the casing.
CleaningWARNING
Do not use water while cleaning
the projector
This may cause damage to the 
projector or an electric shock hazard.
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 or damage to the unit!
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.
OthersWARNING
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 !
Only use the specified type of battery.
This could cause damage to the remote control.
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.
Do not drop the projector or allow
impact shock.
This may cause mechanical failure or
personal injury !
Don’t look at laser beam directly
as it can cause eye damage!
UsingWARNING
Always open the lens door or remove the lens cap when the projector lamp is on.
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							Names of parts
7
Names of parts
Main Body
Connecting Part
Front remote control sensorPower button
Foot adjusting button
Rear remote
control sensorControl panel
*The projector is manufactured using high-precision technology. You may, however, see on the Projector 
screen tiny black points and/or bright points (red, blue, or green). This can be a normal result of the 
manufacturing process and does not always indicate a malfunction.
Focus ring
Zoom ring
RS-232C
S-Video USB(SVC Only)DVI-D IN
RGB IN
Video
AC IN
Kensington Security 
System Connector
(Refer to page 14)
RGB OUT
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							Names of parts
8
Control Panel
AUTOSOURCE
POWER
MENU
KEYSTONE
OKKEYSTONE
POWER ButtonTurn ON/OFF the projector.
/ , KEYSTONE+/- Button
Press /buttons to enter into the KEYSTONE function and adjust it.
MENU ButtonSelects or closes menus.
AUTO ButtonIt automatically corrects the
position and the shaking of the
image at the  RGB mode. 
/ ButtonAdjusts functions of menus.
SOURCE ButtonSwitches to RGB(Component), DVI,
Video, S-Video mode.
A OK ButtonChecks present mode and 
saves the change of functions.
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							Names of parts
9
Remote Control 
Installing Batteries
POWER
MENU
SOURCE
AUTO
BLANK ARC
STILLOK
KEYSTONE
KEYSTONE
LASER
TIMER
POWER Button
SOURCE Button
KEYSTONE+/-,
D / E Button
A OK Button
ARC Button (Refer to p.23)
STILL Button (Refer to p.27) AUTO Button (Refer to p.28)
BLANK Button (Refer to p.26)
F /GButton
•Open the battery compartment cover on the back of the remote control.
•Insert the specified type of batteries with correct polarity, match “+” with “+”, and
match “-” with “-”.
•Install two 1.5V AAA batteries. Don’t mix used batteries with new batteries.
MENU Button
CAUTION
RISK OF EXPLOSION IF BATTERY IS REPLACED WITH AN INCORRECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.
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!)
TIMER Button (Refer to p.25)
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							Names of parts
10
* Lamp indicator, operation indicator and temperature indicator at the top of the projector show the user the operating status
of the projector.
Lamp Indicator
Temperature Indicator Operation Indicator
Projector Status Indicators
Operation Indicator
Lamp Indicator
Temperature IndicatorRed
Green(flashing)
Green
Orange(flashing)
Off
Orange
Red
Red(flashing)
Green(flashing)
Orange
Red
Red (flashing)Standby.
Lamp is starting up.
Unit is in operation (Lamp is turned on)
Projector lamp is cooling (10 sec.)
Power off.
Standby-This mode cools the projector naturally for 4
minutes after it is turned off.
Projector lamp is reaching the end of its life and needs
to be replaced with a new lamp.
The projector is experiencing an error. Retry Power On
again later. If lamp indicator is red (flashing) again, con-
tact the service center.
The lamp cover is open.
A high temperature state has been detected. Turn the
Projector off.
The Projector has turned off due to excessive heat.
Power has turned off due to problem with the internal
cooling fan. Contact your service center.
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