Dukane 9080WUSS, User Manual, Page: 63 / 90

63
Simple troubleshooting and definition of
the LED indicators
Simple troubleshooting
The following table offers a list of common problems with projectors and how to troubleshoot. If the
recommended solutions fail to resolve your problem, contact your local dealer to arrange for servicing;
do not attempt to service the projector by yourself.
Problem Possible cause Solution
You cannot turn on the projector
1. The projector may be unplugged
2. Check the AC POWER SWITCH on the back of
the projector and see if it is flipped to Off (0).
3. The AC socket may be faulty
4. The lens is not attached.
1. Plug the projector's power cord into a wall outlet
2. Flip the power switch to "ON (1)".
3. Make sure the AC socket is working properly.
4. Mount the lens.
The remote control does not
operate normally
1. The battery might have run out
2. You might have inserted the batteries in the wrong
orientations
3. You may be operating the remote control too far
away from the projector's IR sensor or exceeded the
maximum angle of signal reception ; there might be
an obstacle between the projector and the remote
control. Possibility interference of fluorescent light
or direct sunlight.
4. Ø 3.5mm A wired remote connector might be
connected to the projector's 3.5mm port.
5. The remote control's address is not consistent with
the projector's address
6. Remote control is disabled by OSD menu .
1. Replace new batteries
2. Make sure the batteries are inserted in the right
orientation.
3. Adjust the distance/angle between the projector
and the remote control and try again; if there are
obstacles between the projector and the remote or
source of intense light near the IR sensor resolve
these situations and try again.
4. Remove the wired remote cable or operate the
projector using wired remote.
5. Refer to " Page 57 : Remote ID " for detail
information.
6. Change "Infrared Remoto" setting on OSD menu.
You are able to turn on the
projector and access the OSD
Menu but no picture appears.
1. The projector may not be turned on properly or
you have not selected the correct input source.
2. You might not have connected the source device
correctly or the source might not be connected to
the projector at all.
3. Auto blank function maybe available because of
no signal input.
4. Blank function maybe available.
1. Make sure the projector is turned on properly and
select the correct input source.
2. Check the connection between the projector and
the input device.
3. Select input source or connect the source device.
4. Press the BLANK button on the remote control.
You can turn on the projector.
But projector display nothing on
screen.
No image on screen. Only the sound of the machine
operation.
Press "BLANK" of the remote control.
You have connected the
projector to a DVD player as
the input source but the picture
appears broken or PbyP in
halves.
The DVD player is connected to the projector
through component cables and you have set it to
progressive scan.
Disable the progress scanning function on the DVD
player.
The picture looks dim
1. The picture brightness, contrast, color and tint
might need proper adjustment.
2. The laser setting lower power mode
1. Adjust the picture brightness, contrast, color and
tint.
2. Refer to " Page 48 : Power Mode " to adjust the
power mode.
The picture is too bright or the
bright areas are blurry
The contrast might have been set too high. Lower contrast settings.
The picture appears washed
out or the dark areas appear too
bright
The picture brightness might have been set too high. Lower brightness settings.
The picture is blurry
1. The lens may not be in focus.
2. The temperature or humidity of the projector's
working environment may have changed in mid
operation (i.e. going from cold to warm or dry to
humid), leading to condensation of moisture inside
the projector.
1. Adjust Lines focus.
2. Turn of the projector first and wait for the
moisture in the projector to evaporate.
The color of the picture looks
pale
1. The input signal type might not have been
connected properly
2. The Color is not correct setting.
1. Check to make sure that the connections between
the projector and the input device are correct.
2. Press Menu to adjust the color related setting.
The picture flashes occasionally
1. The cables might not have been properly connected
or the input device itself may be faulty.
1. Make sure the connector and the input device
have been properly connected; check to see if the
input device is in normal working order.
The colors of the projected
picture are out of place (i.e.
displaying red as blue)
The G/Y, R/Pr, B/Pb cables from the input might
have been incorrectly connected to the input.
Please make sure the input source has been
correctly connected to the projector.