Dukane Liquid Crystal Projector Model 8055 Users Manual

							39
Wipe the dust-detecting window by
using a soft cloth.
Troubleshooting (continued)
Related Messages
(continued)
MessageDescription
CLEAN THE AIR FILTER
POWER OFF FIRST,
THEN CLEAN THE AIR FILTER.
AFTER CLEANING THE AIR
FILTER,
RESET THE FILTER TIMER.A note of precaution when cleaning the air filter. 
Please immediately turn the power OFF, and clean or change
the air filter by referring to the “Air Filter” section of this manual.
After you have cleaned or changed the air filter, please be sure
to reset the filter timer.
If the same message is displayed after the treatment, please
clean the transparent area of filter cover and the dust-detecting
window, according to the following.
ATTENTION• The transparent area of filter cover and the dust-detecting window
should be cleaned for normal operation of the optical dust detecting system. Please
pay attention not to remain fiber or fragment of cloth inside the duct.
Filter cover
Air filter Release buttons
Release buttons
Turn off the projector, and unplug the
power cord.
2After making sure that the projector
has cooled adequately, remove the
filter cover. 
Hold the release buttons of the filter cover, while
pulling up it.
4Remove the air filter.
Hold the release buttons of the air filter, while pulling
down it. 
1
Replace the air filter and filter cover.
Transparent areaFilter cover
Dust detecting window
3Wipe the transparent area of the filter
cover by using a swab or a soft cloth. 
5
6
(Rear side)
(Bottom side)
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ATTENTION• When the interior portion has become overheated, for safety
purposes, the power source is automatically turned off, and the indicator lamps may
also be turned off. In such a case, press the “Ó” (power OFF) side of the main power
switch, and wait at least 45 minutes. After the unit has sufficiently cooled down, please
make confirmation of the attachment state of the lamp and lamp cover, and then turn
the power on again.
Regarding The Indicator Lamps
Lighting and flashing of the POWER indicator, the LAMP indicator, and the TEMP indicator
have the meanings as described in the table below. Please respond in accordance with the
instructions within the table. If the same indication is displayed after the treatment, or if an
indication other than the following is displayed, please contact your dealer or service
company.
POWER
indicatorLAMP
indicatorTEMP
indicatorDescription
Lighting in
orangeTurned offTurned offThe unit is in a standby state. Please refer to the “Power
ON/OFF” section of this manual.
Flashing in
greenTurned offTurned offThe unit is warming up. Please wait.
Lighting in
greenTurned offTurned offThe unit is in an ON state. Ordinary operations may be
performed.
Flashing in
orangeTurned offTurned offThe unit is cooling down. Please wait.
Blinking in
red--
The unit is cooling down. A certain error has been detected.
Wait until the POWER indicator has finished flashing, and then
perform the proper response measure using the item
descriptions below as reference.
Lighting or
blinking in
redLighting in
redTurned off
The projector lamp has not been properly fixed (attached),
the projector lamp does not light, and/or there is a possibility
that the interior portion has become heated. Turn the power
OFF and wait at least 20 minutes. After the unit has sufficiently
cooled down, please make confirmation of the following items,
and then turn the power ON again. If the same indication is
displayed, please change the lamp.
• Is there blockage of the air passage aperture?
• Is the air filter is dirty?
• Does the peripheral temperature exceed 35°C?
Lighting or
blinking in
red Blinking in
redTurned off
The lamp cover has not been properly fixed (attached). Turn
the power OFF and wait at least 45 minutes. After the unit has
sufficiently cooled down, please make confirmation of the
attachment state of the lamp and lamp cover, and then turn
the power ON again.
Troubleshooting (continued)
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POWER
indicatorLAMP
indicatorTEMP
indicatorDescription
Lighting or
blinking in
redTurned offBlinking in
red
The cooling fan is not operating. Turn the power OFF and wait
at least 20 minutes. After the unit has sufficiently cooled down,
please make confirmation of the following item, and then
resent the power to ON.
• Is there no foreign matter caught in the cooling fan?
Lighting or
blinking in
red
Turned offLighting in
red
There is a possibility that the interior portion has become
heated. Turn the power OFF and wait at least 20 minutes.
After the unit has sufficiently cooled down, please make
confirmation of the following item, and then resent the power
to ON.
• Is there blockage of the air passage aperture?
•  Is the air filter is dirty?
• Does the peripheral temperature exceed 35°C?
Lighting in
greenAlternative blinking in
the redThere is a possibility that the interior portion has become
overcooled. Please use the unit within the usage temperature
parameters (0°C to 35°C). After the treatment, resent the
power to ON.
Lighting in
greenSimultaneous blinking
in red
It is time to clean the air filter, or there is no air filter. Please
immediately turn the power OFF, and clean or change the air
filter by referring to the “Air Filter” section of this manual. After
you have cleaned or changed the air filter, please be sure to
reset the filter timer. After the treatment, resent the power to
ON.
Regarding The Indicator Lamps 
(continued)
Troubleshooting (continued)
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WARNING• Please carefully read the “User’s Manual - Safety Guide”.
Never use the projector if abnormal operations such as smoke, strange odor, excessive
sound, damaged casing or elements or cables, penetration of liquids or foreign matter,
etc. should occur.
Phenomena That May Easily Be Mistaken For Machine Defects
• Although bright spots or dark spots may appear on the screen, this is a
unique characteristic of liquid crystal displays, and such do not constitute or imply a
machine defect.NOTE
Before requesting repair, please check in accordance with the following chart. If the
situation cannot be corrected, then contact your dealer.
PhenomenonCases not involving a machine defect, 
and Items to be confirmedReference
pages
Power does not
come ON.
The main power source is not ON. 
Turn on the main power.
11,14The electrical power cord is not plugged in. 
Correctly connect the power cord.
The main power source has been interrupted during operation,
such as by a power outage (blackout), etc.
Be sure to press the “Ó” (power OFF) side of the main power switch,
and leave this OFF for at least 20 minutes. After the unit has
sufficiently cooled down, turn ON the power source.
14
Neither sounds
nor pictures are
outputted.The input changeover settings are mismatched.
Select the input signal, and correct the settings.15
No signal is being inputted.
Correctly connect the connection cables.10
Pictures are
displayed, 
but no sounds
are heard.
The electrical wiring to this unit is not correctly connected.
Correctly connect the connection cables.10
The volume setting has been set at (or adjusted to) an
extremely low level.
Adjust the VOLUME setting to a higher level.17
The MUTE mode is the current setting.
Press the MUTE button to release (change) the MUTE mode setting.17
Sounds are
heard, 
but no pictures
are displayed.
The electrical wiring to this unit is not correctly connected.
Correctly connect the connection cables.10
The brightness setting has been set at (or adjusted to) an
extremely low level.
Adjust the BRIGHT setting to a brighter level.23
The lens cap has not been removed.
Remove the lens cap.4,14
Colors have a
faded- out
appearance, or
Color tone is
poor.Color settings are not correctly adjusted.
Perform picture adjustments by changing the COLOR BAL R,
COLOR BAL G, COLOR BAL B, COLOR, and/or the TINT settings,
etc.
24
Troubleshooting (continued)
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							43
PhenomenonCases not involving a machine defect, 
and Items to be confirmedReference
pages
Pictures appear
dark.
The brightness setting and/or contrast setting has not been
properly adjusted.
Perform picture adjustments by changing the BRIGHT and/or
CONTRAST settings, etc.
23
The WHISPER mode is the current setting.  
Change (by releasing) from the WHISPER mode.
Lamp is approaching the end of its product lifetime.
Exchange the old lamp with a new lamp.32,33
Pictures appear
blurry.
Either the FOCUS setting or the H PHASE is not properly
adjusted.
Adjust the focus and the H PHASE setting.
15,26
The lens is dirty or misty.
Clean the lens.36
Warranty And After-Service
If a problem occurs with the equipment, first refer to the “Troubleshooting” section of this
manual, and run through the suggested checks. If this does not resolve the problem
contact your dealer or service company. They will tell you what warranty condition is
applied.
Phenomena That May Easily Be Mistaken For Machine Defects
(continued)
Troubleshooting (continued)
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• This specifications are subject to change without notice.NOTE
ItemSpecification
Product nameLiquid crystal projector
Liquid
crystal
panelPanel size1.4 cm (0.55 type)
Drive systemTFT active matrix
Pixels480,000 pixels (800 horizontal x 600 vertical)
LensZoom lens F=1.6 ~ 1.8  f=16.8 ~ 20.1 mm
Lamp160W UHB
Speaker1.0W
Power supplyAC100 ~ 120V, 2.6A / AC220 ~ 240V, 1. 4A
Power consumption240W
Temperature range0 ~ 35°C (Operating)
Size332 (W) x 92 (H) x 254 (D) mm (Not including protruding parts)
Weight (mass)3.0  kg
Ports
Optional PartsLamp:  456-8055     Air Filter: NJ08292
For others, consult your dealer.
RGB Input Port
RGB IN ..........................1
RGB Output Port
RGB OUT........................1
VIDEO Input Ports
VIDEO ............................1
S-VIDEO ........................1
COMPONENT VIDEO
(C
R/PR, CB/PB, Y) ............1 AUDIO Input Ports
AUDIO IN ........................1
AUDIO R, L. ....................1
AUDIO Output Port
AUDIO OUT ....................1
CONTROL Port
CONTROL ....................1
USB Port
USB ................................1
AC IN
332
85.5
254
110
39
92
71
Specifications
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							Projector
User's MëÄnuëÄl ëf SëÄfetyëS Guide
1
About The Symbols
VarioJás symJÈols are Jásed in this manJáal, the Jáser’s manJáal and on the prodJáct itself to
ensJáre  correct  Jásage,  to  prevent  danger  to  the  Jáser  and  others,  and  to  prevent  property
damage.  The  meanings  of  these  symJÈols  are  descriJÈed  JÈelow.  It  is  important  that  yoJá
read these descriptJlions thoroJághly and JlfJálly Jánderstand the Jlcontents.
TypicëÄl Symbols
This  symJÈol  indicates  an  additional  warning  (inclJáding  caJátions).  An  illJástration  is
provided to clarifyJl the contents.
This symJÈol indicates a prohiJÈited action. The contents will JÈe clearly indicated
in  an  illJástration  or  nearJÈy  (the  symJÈol  to  the  left  indicates  that  disassemJÈly  is
prohiJÈited).
This  symJÈol  indicates  a  compJálsory  action.  The  contents  will  JÈe  clearly
indicated  in  an  illJástration  or  nearJÈy  (the  symJÈol  to  the  left  indicates  that  the
power plJág shoJáld JÈe Jldisconnected from tJlhe power oJátlet).
WARNING
This  symJÈol  indicates  information  that,  if  ignored,  coJáld
possiJÈly  resJált  in  personal  injJáry  or  even  death  dJáe  to
incorrect handling.Jl
CAUTION
This  symJÈol  indicates  information  that,  if  ignored,  coJáld
resJált  possiJÈly  in  personal  injJáry  or  physical  damage  dJáe  to
incorrect handling.Jl
Thank yoJá for pJárchasJling this projector.• The information iJln this manJáal is sJáJÈjecJlt to change withoJátJl notice.
•  The  manJáfactJárer  assJámes  no  responsiJÈility  for  any  errors  that  may  appear  in  this
manJáal 
•  The  reprodJáction,  transmission  or  Jáse  of  this  docJáment  or  contents  is  not  permitted
withoJát express writtJlen aJáthority.
NOTE
WARNING•  Before using, reëÄd thëSese user's mëÄnuëÄls ofëS this projector to ëSensure
correct usëÄge throughëS understëÄnding. After ëSreëÄding, store them iëSn ëÄ sëÄfe plëÄce for
future reference. IncoëSrrect hëÄndling of thiëSs product could posëSsibly result in perëSsonëÄl injury
or physicëÄl dëÄmëÄge. TëShe mëÄnufëÄcturer ëÄssumeëSs no responsibilityëS for ëÄny dëÄmëÄge cëÄusedëS by
mishëÄndling thëÄt is bëSeyond normëÄl usëÄge defëSined in these mëÄnuëÄlsëS of this projector.
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							2
Safety Precautions
WARNING
Never use the projector if a problem should occur.
Abnormal  operations  such  as  smoke,  strange  odor,  no  image,  no  sound,
excessive  sound,  damaged  casing  or  elements  or  cables,  penetration  of
liquids or foreign matter, etc. can cause a fire or electrical shock.
In such case, immediately turn off the power switch and then disconnect the
power plug from the power outlet. After making sure that the smoke or odor
has  stopped,  contact  your  dealer.  Never  attempt  to  make  repairs  yourself
because this could be dangerous.
• The power outlet should be close to the projector and easily accessible.
Use special caution for children and pets.
Incorrect  handling  could  result  in  fire,  electrical  shock,  injury,  burn  or
vision problem. 
Use special caution in households where children and pets are present.
Do not insert liquids or foreign object.
Penetration  of  liquids  or  foreign  objects  could  result  in  fire  or  electrical
shock. Use special caution in households where children are present.
If  liquids  or  foreign  object  should  enter  the  projector,  immediately  turn  off
the  power  switch,  disconnect  the  power  plug  from  the  power  outlet  and
contact your dealer. 
• Do not place the projector in a bathroom.
• Do not expose the projector to rain or moisture.
• Do not place flower vases, pots, cups, cosmetics, liquids such as water, etc
on or around the projector.
• Do not place metals, combustibles, etc on or around the projector.
• To avoid penetration of foreign objects, do not put the projector into a case
or  bag  together  with  any  thing  except  the  accessories  of  the  projector,
signal cables and connectors.
Never disassemble and modify.
The  projector  contains  high  voltage  components.  Modification  and/or  disassembly
of the projector or accessories could result in fire or electrical shock.
• Never open the cabinet.
• Ask your dealer to repair and clean insider.
Do not give the projector any shock or impact.
If the projector should be shocked and/or broken, it could result in an injury,
and continued use could result in fire or electrical shock. 
If  the  projector  is  shocked,  immediately  turn  off  the  power  switch,
disconnect the power plug from the power outlet and contact your dealer.
Do not place the projector on an unstable surface.
If the projector should be dropped and/or broken, it could result in an injury,
and continued use could result in fire or electrical shock.
• Do not place the projector on an unstable, slant or vibrant surface such as
a wobbly or inclined stand.
• Use the caster brakes placing the projector on a stand with casters.
•  Do  not  place  the  projector  in  the  side  up  position,  the  lens  up  position  or
the lens down position.
•  In  the  case  of  a  ceiling  installation  or  the  like,  contact  your  dealer  before
installation.
Disconnect the
plug from the
power outlet.
Do not
disassemble.
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							WARNING
Be cautious of High temperatures of the projector.
High  temperatures  are  generated  when  the  lamp  is  lit.  It  could  result  in  fire
or burn. Use special caution in households where children are present. 
Do not touch about the lens, air fans and ventilation openings during use or
immediately after use, to prevent a burn. Take care of ventilation.
•  Keep  a  space  of  30  cm  or  more  between  the  sides  and  other  objects  such
as walls.
• Do not place the projector on a metallic table or anything weak in heat.
•  Do  not  place  anything  about  the  lens,  air  fans  and  ventilation  openings  of
the projector.
• Do not use with the ventilation opening facing downwards.
• Never block the air fan and ventilation openings. 
• Do not cover the projector with a tablecloth, etc.
• Do not place the projector on a carpet or bedding.
Never look through the lens or openings when the lamp is on.
The powerful light could adversely affect vision. 
Use special caution in households where children are present.
Use only the correct power cord and the correct power outlet.
Incorrect power supply could result in fire or electrical shock. 
•  Use  only  the  correct  power  outlet  depending  on  the  indication  on  the
projector and the safety standard. 
•  The  enclosed  power  cord  must  be  used  depending  on  the  power  outlet  to
be used. 
Be cautious of the power cord connection.
Incorrect  connection  of  the  power  cord  could  result  in  fire  or  electrical
shock. 
• Do not touch the power cord with a wet hand.
•  Check  that  the  connecting  portion  of  the  power  cord  is  clean  (with  no
dust), before using. Use a soft and dry cloth to clean the power plug. 
•  Insert  the  power  plug  into  a  power  outlet  firmly.  Avoid  using  a  loose,
unsound outlet or contact failure.
Be sure to connect with ground wire.
Connect  the  ground  terminal  of  AC  inlet  of  this  unit  with  the  ground
terminal  provided  at  the  building  using  the  correct  power  cord;  otherwise,
fire or electric shock can result. 
• Don’t take the core of power cord away. 
3
Safety Precautions (continued)
Surely connect
the ground wire.
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							WARNING
Be careful in handling the light source lamp.
The  projector  uses  a  high-pressure  mercury  glass  lamp  made  of  glass.  The
lamp  can  break  with  a  loud  bang,  or  burn  out.  When  the  bulb  bursts,  it  is
possible  for  shards  of  glass  to  fly  into  the  lamp  housing,  and  for  gas
containing mercury to escape from the projector’s vent holes. 
Please carefully read the section “Lamp”.
Be careful in handling the power cord and external connection cables.
If you keep using a damaged the power cord or cables, it can cause a fire or
electrical  shock.  Do  not  apply  too  much  heat,  pressure  or  tension  to  the
power cord and cables.
If the power cord or cables is damaged (exposed or broken core wires, etc.),
contact your dealer.
• Do not place the projector or heavy objects on the power cord and cables.
Also,  do  not  place  a  spread,  cover,  etc,  over  them  because  this  could  result
in  the  inadvertent  placing  of  heavy  objects  on  the  concealed  power  cord  or
cables.
•  Do  not  pull  the  power  cord  and  cables.  When  connecting  and
disconnecting  the  power  cord  or  cables,  do  it  with  your  hand  holding  the
plug or connector.
• Do not place the cord near the heater.
• Avoid bending the power cord sharply.
• Do not attempt to work on the power cord.
Be careful in handling the battery of the remote control.
Incorrect  handling  of  the  battery  could  result  in  fire  or  personal  injury.  The
battery may explode if not handled properly.
•  Keep  the  battery  away  from  children  and  pets.  If  swallowed  consult  a
physician immediately for emergency treatment.
• Do not allow the battery in a fire or water. 
• Avoid fire or high-temperature environment.
• Do not hold the battery with the metallic tweezers.
• Keep the battery in a dark, cool and dry play.
• Do not short circuit the battery.
• Do not recharge, disassemble or solder the battery.
• Do not give the battery a physical impact.
• Use only the battery specified in the other manual of this projector. 
•  Make  sure  the  plus  and  minus  terminals  are  correctly  aligned  when
loading the battery. 
•  If  you  observe  a  leakage  of  the  battery,  wipe  out  the  flower  and  then
replace  the  battery.  If  the  flower  adheres  your  body  or  clothes,  rinse  well
with water.
• Obey the local laws on disposing the battery.
4
Safety Precautions (continued)
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