Dukane Imagepro 8940 Portable Lcd Projector Users Manual

							39 Related Messages
(continued)
T T
roubleshooting (continued) roubleshooting (continued)
MessageDescription
CLEAN THE AIR FILTER
POWER OFF FIRST,
THEN CLEAN THE AIR FILTER.
AFTER CLEANING THE AIR
FILTER,
RESET THE FILTER TIMER.
The time the filter timer has counted has reached 100
hours. 
Please clear or change the air filter by referring to the section
“Air Filter”. After caring for the air filter, please be sure to reset
the filter timer.
CHECK THE AIR FLOW
The internal portion temperature is rising.Please turn the power OFF, and allow the unit to cool down at
least 20 minutes. After the projector has sufficiently cooled
down, please make confirmation of the following items, and
then turn the power on again.
• Is there blockage of the air passage aperture?
• Is the air filter dirty?
• Does the peripheral temperature exceed 35°C?
NO INPUT IS DETECTED
ON ***There is no input signal.Please confirm the signal input connection, and the status of the
signal source.
SYNC IS OUT OF RANGE
ON ***  fH  *****kHz  fV  *****Hz
The horizontal or vertical wavelength of the inputted
signal is outside of the response parameters of this
unit.
Please confirm the specs for this unit or the signal source
specs. 
						

							40
T T
roubleshooting (continued) roubleshooting (continued)
Regarding The Indicator Lamps
Lighting and flashing of the STANDBY/ON 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.
• 
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” (OFF) side of the main power switch, and wait at least 45
minutes. After the projector has sufficiently cooled down, please make confirmation of
the attachment state of the lamp and lamp cover, and then turn the power on again.NOTE
STANDBY/ON
indicatorLAMP
indicatorTEMP
indicatorDescription
Lighting 
in OrangeTurned 
offTurned 
offThe projector is in a standby state. Please refer to the section “Power On/Off”.
Blinking 
in GreenTurned 
offTurned 
offThe projector is warming up. Please wait.
Lighting 
in GreenTurned 
offTurned 
offThe projector is in an on state.  Ordinary operations may be performed.
Blinking 
in OrangeTurned 
offTurned 
offThe projector is cooling down. Please wait.
Blinking 
in Red(discre-
tionary)(discre-
tionary)
The projector is cooling down. A certain error has
been detected. 
Please wait until the STANDBY/ON indicator finishes blink,
and then perform the proper response measure using the
item descriptions below as reference.
Lighting 
in RedLighting 
in RedTurned 
off
The lamp does not light, and there is a possibility
that interior portion has become heated. 
Please turn the power off, and allow the unit to cool down at
least 20 minutes. After the projector has sufficiently cooled
down, please make confirmation of the following items, and
then turn the power on again.
• Is there blockage of the air passage aperture?
• Is the air filter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the treatment,
please change the lamp by referring to the section “Lamp”.
(This table is continued to the following page.) 
						

							41
T T
roubleshooting (continued) roubleshooting (continued)
Regarding The Indicator Lamps
(continued)
STANDBY/ON
indicatorLAMP
indicatorTEMP
indicatorDescription
Lighting 
in RedBlinking 
in RedTurned 
off
Either there is no lamp and/or lamp cover, or
either of these has not been properly fixed.
Please turn the power off, and allow the unit to cool down at
least 45 minutes. After the projector has sufficiently cooled
down, please make confirmation of the attachment state of
the lamp and lamp cover, and then turn the power on again.
If the same indication is displayed after the treatment,
please contact your dealer or service company.
Lighting 
in RedTurned 
offBlinking 
in Red
The cooling fan is not operating. Please turn the power off, and allow the unit to cool down at
least 20 minutes. After the projector has sufficiently cooled
down, please make confirmation that no foreign matter has
become caught in the fan, etc., and then turn the power on
again. 
If the same indication is displayed after the treatment,
please contact your dealer or service company.
Lighting 
in RedTurned 
offLighting 
in Red
There is a possibility that the interior portion has
become heated. 
Please turn the power off, and allow the unit to cool down at
least 20 minutes. After the projector has sufficiently cooled
down, please make confirmation of the following items, and
then turn the power on again.
• Is there blockage of the air passage aperture?
• Is the air filter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the treatment,
please change the lamp by referring to the section “Lamp”.
Lighting 
in GreenAlternative 
Blinking in Red
There 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 section “Air Filter”. After
cleaning or changed the air filter, please be sure to reset the
filter timer. After the treatment, resent the power to ON. 
						

							42
T T
roubleshooting (continued) roubleshooting (continued)
Phenomena That May Easily Be Mistaken For Machine Defects
WARNING• 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. In such cases, 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 or service
company.
Before requesting repair, please check in accordance with the following chart. If the
situation cannot be corrected, please contact your dealer or service company.
• 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
PhenomenonCases not involving a machine defectReference
pages
Power does not
come on.
The electrical power cord is not plugged in. 
Correctly connect the power cord.11
The power switch is not set to the on position. 
Set the power switch to [ | ] (On).14
The main power source has been interrupted during operation
such as by a power outage (blackout), etc.
Please turn the power off, and allow the unit to cool down at least 20
minutes. After the projector has sufficiently cooled down, please turn
the power on again.
14
Either there is no lamp and/or lamp cover, or either of these has
not been properly fixed.
Please turn the power off, and allow the unit to cool down at least 45
minutes. After the projector has sufficiently cooled down, please
make confirmation of the attachment state of the lamp and lamp
cover, and then turn the power on again.
34, 35
Neither sounds
nor pictures are
outputted.
The signal cables are not correctly connected.
Correctly connect the connection cables.8~11
Signal source does not correctly work.
Correctly set up the signal source device by referring to the manual
of the source device.-
The input changeover settings are mismatched.
Select the input signal, and correct the settings.15
(This table is continued to the following page.) 
						

							43
T T
roubleshooting (continued) roubleshooting (continued)
Phenomena That May Easily Be Mistaken For Machine Defects
(continued)
PhenomenonCases not involving a machine defectReference
pages
Pictures are
displayed, 
but no sounds
are heard.
The signal cables are not correctly connected. 
Correctly connect the connection cables.8~11
The volume is adjusted to an extremely low level. 
Adjust the VOLUME to a higher level.18, 32
The sound is muted. 
Press the MUTE button to restore the sound.18
The audio input is not correctly selected when the child window
is displayed.
Correctly select the audio input.20
Sounds are
heard, 
but no pictures
are displayed.
The lens cap is attached.
Remove the lens cap.4, 14
The signal cables are not correctly connected.
Correctly connect the connection cables.8~11
The brightness is adjusted to an extremely low level.
Adjust the BRIGHT to a higher level using the menu function.22
The screen is blanked.
Press the BLANK button to return to the input signal screen.18
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 TINT settings, using
the menu functions.
23
Pictures appear
dark.
The brightness and/or contrast are adjusted to an extremely low
level.
Adjust the BRIGHT and/or CONTRAST settings to a higher level
using the menu function.
22
The WHISPER function is working.
Select the NORMAL to the item WHISPER in the MAIN menu.22
The lamp is approaching the end of its product lifetime.
Replace the lamp.34, 35,
38
Pictures appear
blurry.
Either the focus and/or horizontal phase settings are not
properly.
Adjust the focus using the focus buttons, and/or H PHASE using the
menu function.
15, 25
The lens is dirty or misty.
Clean the lens by referring to the section “Caring For The Lens”.37
Input signal
changes with no
operation.The INPUT dial is set between the click points.
Turn the INPUT dial and set it at a click point.15 
						

							44
If a problem occurs with the equipment, first refer to the “Troubleshooting” and run
through the suggested checks. If this does not resolve the problem, please contact your
dealer or service company. They will tell you what warranty condition is applied.
W W
arranty And After-Service arranty And After-Service
Specifications Specifications
• This specifications are subject to change without notice.NOTE
ItemSpecification
Product nameLiquid crystal projector
Liquid
crystal
panelPanel size2.5 cm (0.99 type)
Drive systemTFT active matrix
Pixels786,432 pixels (1024 horizontal x 768 vertical)
LensZoom lens F=1.7 ~ 2.4  f=30.5 ~ 45.8 mm
Lamp310W UHB
Speaker1.0W + 1.0W (Stereo)
Power supplyAC100 ~ 120V, 5.2A
AC220 ~ 240V, 2.2A
Power consumption470W
Temperature range0 ~ 35°C (Operating)
Size420 (W) x 150 (H) x 318 (D) mm (Not including protruding parts)
• Please refer to the figure of the section “TECHNICAL” of the
end of this manual.
Weight (mass)6.9 kg
Ports
Optional
PartsLampDT00601
Air filterNJ08081
Others• Please consult your dealer.
RGB input ports
RGB 
BNC (R, G, B, H, V)
Video input ports
VIDEO IN
S-VIDEO
COMPONENT
(C
R/PR, CB/PB, Y)
Audio input ports
AUDIO IN 1
AUDIO IN 2
AUDIO IN R/LRGB output port
RGB OUT
Audio output port
AUDIO OUT
Control port
CONTROL
Other ports
REMOTE CONTROL 
						

							45
Projector
8940
8940
Users Manual - Operating Guide
Users Manual - Operating Guide
TECHNICAL
Dimensions
Dimensions
[unit: mm] 
						

							46•
Be sure to check jack type, signal level, timing and resolution before
connecting this projector to a computer.
•Some computers may hove multiple display screen modes. Use of some of th\
ese
modes will not be possible with this projector.
•Depending on the input signal, full-size display may not be possible in \
some cases.
Refer to the number of display pixels above.
•Although the projector can display signals with resolution up to UXGA (\
1600 x 1200),
the signal will be converted to the projector’s panel resolution befo\
re being
displayed. The best display performance will be achieved if the resoluti\
ons of the
input signal and projector panel are identical.
•Automatically adjustment may not function correctly with some input sign\
als.
•The image may not be displayed correctly when the input sync. signal is \
a composite
sync. or a sync. on G.
NOTE
Example Of Computer Signal
Example Of Computer Signal
Resolution 
H ×
×
VfH (kHz)fV (Hz)RatingSignal modeDisplay mode
720  ×40037.985.0VESATEXTZoom in
640  ×48031.559.9VESAVGA (60Hz)Zoom in
630  ×48035.066.7Mac13modeZoom in
640  ×48037.972.8VESAVGA (72Hz)Zoom in
640  ×48037.575.0VESAVGA (75Hz)Zoom in
640  ×48043.385.0VESAVGA (85Hz)Zoom in
800  ×60035.256.3VESASVGA (56Hz)Zoom in
800  ×60037.960.3VESASVGA (60Hz)Zoom in
800  ×60048.172.2VESASVGA (72Hz)Zoom in
800  ×60046.975.0VESASVGA (75Hz)Zoom in
800  ×60053.785.1VESASVGA (85Hz)Zoom in
832  ×62449.774.5Mac16modeZoom in
1024  ×76848.460.0VESAXGA (60Hz)
1024  ×76856.570.1VESAXGA (70Hz)
1024  ×76860.075.0VESAXGA (75Hz)
1024  ×76868.785.0VESAXGA (85Hz)
1152  ×86467.575.0VESASXGA (75Hz)Zoom out
1280  ×96060.060.0VESASXGA (60Hz)Zoom out
1280  ×102564.060.0VESASXGA (60Hz)Zoom out
1280  ×102480.075.0VESASXGA (75Hz)Zoom out
1280  ×102491.185.0VESASXGA (85Hz)Zoom out
1600  ×120075.060.0VESAUXGA (60Hz)Zoom out 
						

							47
Initial Set Signals
Initial Set Signals
The following signals are used for the initial settings. The signal timi\
ng of some computer
models may be different. In such case, adjust the items V POSITION and H\
 POSITION in
the PICTURE-2 menu.
DATA
H. Sync.V. Sync.
DATADisplay interval c
Back porch b
Sync. a Front porch d
Display interval c
Back porch b
Sync. a Front porch d
Computer /
SignalHorizontal signal timing (µs)
abcd
TEXT2.03.020.31.0
VGA (60Hz)3.81.925.40.6
Mac 13mode2.13.221.22.1
VGA (72Hz)1.33.820.31.0
VGA (75Hz)2.03.820.30.5
VGA (75Hz)1.62.217.81.6
SVGA (56Hz)2.03.622.20.7
SVGA (60Hz)3.22.220.01.0
SVGA (72Hz)2.41.316.01.1
SVGA (75Hz)1.63.216.20.3
SVGA (85Hz)1.12.714.20.6
Mac 16mode1.13.914.50.6
XGA (60Hz)2.12.515.80.4
XGA (70Hz)1.81.913.70.3
XGA (75Hz)1.22.213.00.2
XGA (85Hz)1.02.210.80.5
1152 ×864 (75Hz)1.22.410.70.6
1280 ×960 (60Hz)1.02.911.90.9
1280 ×1024 (60Hz)1.02.311.90.4
1280 ×1024 (75Hz)1.11.89.50.2
1280 ×1024 (85Hz)1.01.48.10.4
1600 ×1200 (60Hz)1.21.99.90.4
Computer /
SignalVertical signal timimg (lines)
abcd
TEXT3424001
VGA (60Hz)23348010
Mac 13mode3394803
VGA (72Hz)3284809
VGA (75Hz)3164801
VGA (75Hz)3254801
SVGA (56Hz)2226001
SVGA (60Hz)4236001
SVGA (72Hz)62360037
SVGA (75Hz)3216001
SVGA (85Hz)3276001
Mac 16mode3396241
XGA (60Hz)6297683
XGA (70Hz)6297683
XGA (75Hz)3287681
XGA (85Hz)3367681
1152 ×864 (75Hz)3328641
1280 ×960 (60Hz)3369601
1280 ×1024 (60Hz)33810241
1280 ×1024 (75Hz)33710242
1280 ×1024 (85Hz)34410241
1600 ×1200 (60Hz)34612001 
						

							48
• Video signal: RGB separate, Analog, 0.7 Vp-p, 75 Ω
terminator (positive)
• H./V. sync. Signal: TTL level (positive/negative)
• Composite sync. Signal: TTL level
D-Sub 15 pin shrink jack
Connection T
Connection T
o The Ports
o The Ports
PinSignalPinSignalPinSignal1Video input Red6Ground Red--2Video input Green7Ground Green=SDA (DDC)3Video input Blue8Ground BlueqH./Composite sync.4-9-wV. sync.5Ground0GroundeSCL (DDC)
A
RGB
54321
67890
ewq=-
• Video signal: RGB separate, Analog, 0.7 Vp-p, 75  Ω
terminator (positive)
• H./V. sync. Signal: TTL level (positive/negative)
• Composite sync. Signal: TTL level
D-Sub 15 pin shrink jack
PinSignalPinSignalPinSignal1Video output Red6Ground Red--2Video output Green7Ground Green=-3Video output Blue8Ground BlueqH./Composite sync.4-9-wV. sync.5Ground0Grounde-
B RGB OUT
54321
67890
ewq=-
C BNC (R,G,B,H,V)
• BNC jack x5
• Video: Analog 0.7 Vp-p, 75  Ωterminator 
• H/V. sync. : TTL level (positive/negative)
• Composite sync. : TTL level
D AUDIO IN 1,  EAUDIO IN 2,  GAUDIO OUT,  HAUDIO IN R, L
• 3.5 dia. Stereo mini jack 
• 200 mVrms, 57k  Ωterminator
D
C
G
E
B
AUD IO IN 1
AUD IO IN2
RGB RGB OUTREMOTE CONTROL
AUD IO OUT
CR/PRCB/PB
CONTROL
R - AUDIO IN - L VIDEO IN
S-VIDEO IN
Y
R/C
R/PRG/Y B/CB/PBHV
BNC
H
A