Dukane Imagepro 8112 Projector Users Manual

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Troubleshooting
Troubleshooting
If an abnormal operation should occur, stop using the projector immediately.
Otherwise if a problem occurs with the projector, the following checks and 
measures are recommended before requesting repair. 
If this does not resolve the problem, please contact your dealer or service 
company. They will tell you what warranty condition is applied.
►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 disconnect 
the power plug from the power outlet. After making sure that the smoke or odor has 
stopped, contact to your dealer or service company.WARNING
(continued on next page)DUKANE CORP    AV SERVICE DEPT
2900 Dukane Drive
St Charles, IL 60174
800-676-2487 
Fax 630-584-5156
[email protected]
http://www.dukane.com/av/service/  
						

							72
Message Description
There is no input signal. 
Please confirm the signal input connection, and the status 
of the signal source.
The horizontal or vertical frequency of the input signal 
is not within the specified range.
Please confirm the specs for your projector or the signal 
source specs.
An improper signal is input. 
Please confirm the specs for your projector or the signal 
source specs.
The interior temperature is too high, or has increased 
or decreased in a short term. 
Please turn the power off, and allow the projector to cool 
down at least 20 minutes. After having confirmed the 
following items, please 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?
 •  Does warm or cool air from an air conditioner or similar 
unit blow on the projector directly?
If the same indication is displayed after the remedy, please 
set FAN SPEED of the SERVICE item in the OPTION menu 
to HIGH.
A note of precaution when cleaning the air filter. 
Please immediately turn the power off, and clean or change 
the air filter referring to the “Cleaning and replacing the 
air filter” section of this manual. After you have cleaned or 
changed the air filter, please be sure to reset the filter time 
(
48).
The button operation is not available (
7).
Related messages
When some message appears, check and cope with it according to the following 
table. Although these messages will be automatically disappeared around several 
minutes, it will be reappeared every time the power is turned on.
Troubleshooting 
						

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Troubleshooting
Regarding the indicator lamps
When operation of the POWER, TEMP and LAMP indicators differs from usual, 
check and cope with it according to the following table.
POWER TEMP LAMPDescription
Lighting
In 
Orange
Turned
offTurned
offThe projector is in a standby state.
Please refer to the section “Power on/off”.
Blinking
In 
Green
Turned
offTurned
offThe projector is warming up.
Please wait.
Lighting
In 
Green
Turned
offTurned
offThe projector is in an on state.
Ordinary operations may be performed.
Blinking
In 
Orange
Turned
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 POWER indicator finishes blinking, 
and then perform the proper measure using the item 
descriptions below.
Blinking
In 
Red
or
Lighting
In 
Red
Turned
offLighting
In 
Red
The lamp does not light, and there is a possibility that 
interior portion has become heated.
Please turn the power off, and allow the projector 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 remedy, 
please change the lamp referring to the section “Replacing 
the lamp”.
Blinking
In 
Red
or
Lighting
In 
Red
Turned
offBlinking
In 
Red
The lamp cover has not been properly fixed. 
Please turn the power off, and allow the projector to 
cool down at least 45 minutes. After the projector has 
sufficiently cooled down, please make confirmation of 
the attachment state of the lamp cover. After performing 
any needed maintenance, turn the power on again. If the 
same indication is displayed after the remedy, please 
contact your dealer or service company.
(Continued on next page) 
						

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Regarding the indicator lamps (continued)
• When the interior portion has become overheated, for safety 
purposes, the projector is automatically shut down, and the indicator lamps 
may also be turned off. In such a case, disconnect the power cord, 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
POWER TEMP LAMPDescription
Blinking
In 
Red
or
Lighting
In 
Red
Blinking
In 
Red
Turned
offThe cooling fan is not operating.
Please turn the power off, and allow the projector 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 remedy, please 
contact your dealer or service company.
Blinking
In 
Red
or
Lighting
In 
Red
Lighting
In 
Red
Turned
offThere is a possibility that the interior portion has 
become heated.
Please turn the power off, and allow the projector 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?
•  Does air from an air conditioner or similar unit blow on the 
projector directly?
If the same indication is displayed after the remedy, please 
set FAN SPEED of SERVICE item in OPTION menu to HIGH 
(
50).
Lighting
In 
Green
Simultaneous
blinking in 
Red
It is time to clean the air filter.
Please immediately turn the power off, and clean or change 
the air filter referring to the section “Cleaning and replacing 
the air filter”. After cleaning or changing the air filter, please 
be sure to reset the filter timer. 
After the remedy, reset the power to ON.
Lighting
In 
Green
Alternative
blinking in 
Red
There is a possibility that the interior portion has 
become overcooled.
Please use the unit within the usage temperature parameters 
(5°C to 35°C).  
After the treatment, reset the power to ON.
Blinking
In 
Green
for 
approx. 
3 
secondsTurned
offTurned
offAt least 1 Power ON schedule is saved to the projector.
Please refer to "Schedule Settings" section of User’s Manual 
- Network Guide.
Troubleshooting 
						

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Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
About the phenomenon confused with a machine defect, check and cope with it 
according to the following table.
Phenomenon Cases not involving a machine defectReference 
page
Power does not 
come on.
The electrical power cord is not plugged in.
Correctly connect the power cord.14
The main power source has been interrupted during 
operation such as by a power outage (blackout), etc.
Please disconnect the power plug from the power outlet, 
and allow the projector to cool down at least 10 minutes, 
then turn the power on again.14, 17
Either there is no lamp and/or lamp cover, or either 
of these has not been properly fi xed.
Please turn the power off and disconnect the power plug from 
the power outlet, and allow the projector to cool down at least 
45 minutes. After the projector has suffi ciently cooled down, 
please make confi rmation of the attachment state of the lamp 
and lamp cover, and then turn the power on again.66, 67
Neither sounds
nor pictures are
outputted.
The signal cables are not correctly connected.
Correctly connect the connection cables.10
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.18, 19
The BLANK function for pictures and the MUTE 
function for sounds are working.
AV MUTE may be active. 
Refer to the item “Sound does not come out” and “No 
pictures are displayed” on the next page to turn off the 
MUTE and BLANK functions.18, 24, 
49
(Continued on next page)
Only when the projector can not be turned off by usual 
procedure (
17), please push the shutdown switch using a 
pin or similar, and disconnect the power plug from the power 
outlet. Before turning it on again, wait at least 10 minutes to 
make the projector cool down enough.
Resetting all settings
If it is hard to correct some wrong settings, the FACTORY RESET function 
of SERVICE item in OPTION menu (
54) can reset all settings (except 
LANGUAGE, FILTER TIME, LAMP TIME, FILTER MESSAGE, NETWORK, 
STANDBY MODE, SECURITY settings, and others) to the factory default.
Shutting the projector downShutdown switch 
						

							76
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon Cases not involving a machine defectReference 
page
Sound does not 
come out.
The signal cables are not correctly connected.
Correctly connect the audio cables.10
The MUTE function is working.
Restore the sound pressing MUTE or VOLUME +/- button 
on the remote control.18
The volume is adjusted to an extremely low level.
Adjust the volume to a higher level using the menu function 
or the remote control.18
The AUDIO SOURCE/SPEAKER setting is not correct.
Correctly set the AUDIO SOURCE/SPEAKER in AUDIO 
menu.40
The audio on your HDMITM equipment is not set to 
Linear PCM.
The HDMI input on this projector supports Linear PCM 
audio only. Check the audio setting on your HDMI
TM 
equipment. 
13
The audio on the HDMI input is muted.
Change the audio setting in the AUDIO menu.40
The digital audio in HDMITM signal does not work well.
Use the analogue audio, connecting either an RCA audio
cable or stereo mini cable.
10
No pictures are 
displayed.
The lens cover is attached.
Remove the lens cover.4
The signal cables are not correctly connected.
Correctly connect the connection cables.10
The brightness is adjusted to an extremely low level.
Adjust BRIGHTNESS to a higher level using the menu 
function.29
The computer cannot detect the projector as a plug 
and play monitor.
Make sure that the computer can detect a plug and play 
monitor using another plug and play monitor.13
The BLANK screen is displayed.
Press the BLANK button on the remote control.24
(Continued on next page)
Troubleshooting 
						

							77
Phenomenon Cases not involving a machine defectReference 
page
No pictures
or disturbed
pictures are
displayed on
HDMI input.The HDMI
TM cable is not correctly connected.
Correctly connect the HDMITM cable.10
Your HDMI
TM equipment is not compatible with the 
projector.
This projector can be connected with another equipment 
that has HDMI or DVI connector, but with some equipment 
the projector may not work properly.13
Your HDMI
TM equipment and the projector are not 
harmonized.
Turn off the both equipment, and turn on them again.
-
The signal format on the HDMITM is not supported.
Check the video setting on your HDMITM equipment. 13
Video screen
display freezes.The FREEZE function is working.
Press the FREEZE button to restore the screen to normal.24
Colors have a
faded- out
appearance, or
Color tone is 
poor.
Color settings are not correctly adjusted.
Perform picture adjustments by changing the COLOR 
TEMP, COLOR, TINT and/or COLOR SPACE settings, 
using the menu functions.30, 31,
34
COLOR SPACE setting is not suitable.
Change the COLOR SPACE setting to AUTO, RGB, 
SMPTE240, REC709 or REC601. 34
Pictures appear 
dark.The brightness and/or contrast are adjusted to an 
extremely low level.
Adjust the BRIGHTNESS and/or the CONTRAST settings to 
a higher level using the menu function.29
The ECO MODE function is working.
Select the NORMAL for the ECO MODE item in the SETUP 
menu.38
The lamp is approaching the end of its product lifetime.
Replace the lamp.66, 67
Pictures appear
blurry.Either the focus and/or horizontal phase settings are 
not properly adjusted.
Adjust the focus using the focus ring, and/or the H PHASE 
using the menu function.21, 33
The lens is dirty or misty.
Clean the lens referring to the section “Caring for the lens”.70
Phenomena that may be easy to be mistaken for machine defects (continued)
Troubleshooting
(Continued on next page) 
						

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Phenomenon Cases not involving a machine defectReference 
page
When the 
ASPECT is 
set to NATIVE, 
PICTURE 
POSITION does 
not work even if 
the vertical size 
of the displayed 
image does not 
fit visually on 
the effective 
display area.Vertical resolution of the input signal is equal to or 
more than the vertical resolution of display area that is 
determined by D-ZOOM adjustment value.
Change input signal resolution or/and D-ZOOM adjustment 
value so that vertical resolution of the input signal is less 
than D-ZOOM adjustment value (
38).
38
No signal is 
output from the 
MONITOR OUT 
and AUDIO 
OUT ports.The SAVING function is working in the standby state.
Select the NORMAL for the STANDBY MODE item in the 
SETUP menu.
39
RS-232C does 
not work.
RS-232C does 
not work.The COMMUNICATION TYPE for the CONTROL port is 
set to NETWORK BRIDGE.
Select OFF for COMMUNICATION TYPE item in the 
OPTION - SERVICE - COMMUNICATION menu.52
Network does 
not work.The SAVING function is working.
Select the NORMAL for the STANDBY MODE item in the 
SETUP menu.39
NETWORK 
BRIDGE 
function does 
not work.The NETWORK BRIDGE function is turned off.
Select NETWORK BRIDGE for COMMUNICATION TYPE 
item in the OPTION - SERVICE - COMMUNICATION menu.52
Schedule 
function does 
not  work.          The SAVING function is working.
Select the NORMAL for the STANDBY MODE item in the 
SETUP menu.39
Scheduled 
Power 
command does 
not work.Some specific kinds of errors have been detected.
Check the status of the POWER, TEMP, LAMP 
indicators on the control panel of the projector and take 
countermeasures referring  to the table on page 73 and 74.73, 74
Scheduled 
Input Source 
command 
function does 
not work.Security features are activated and the projector is 
locked.
Please release the security lock.60
Phenomena that may be easy to be mistaken for machine defects (continued)
Troubleshooting 
						

							79
Phenomenon Cases not involving a machine defectReference 
page
Scheduled 
Display Image 
command does 
not work. The lamp is turned off.
If the projector is in the standby state, please press the 
STANDBY/ON button on the projector or the remote 
control to turn on the lamp. If the POWER, TEMP, LAMP 
indicators on the control panel of the projector represent 
some errors (such as temperature error, lamp error),  take 
countermeasures referring to the table on page 73 and 74 
and then turn on the lamp.17, 73, 
74
Security features are activated and the projector is 
locked.
Please release the security lock.60
Image data for display is not stored in the projector.
No image data for display is registered in the specified data 
store number.
Store image data for display in the projector.
(
please refer to "3.5 MY IMAGE (Still Image Transfer) 
Display" in the Network guide.)-
Scheduled 
Display Text 
command does 
not work.The lamp is turned off.
If the projector is in the standby state, please press the 
STANDBY/ON button on the projector or the remote 
control to turn on the lamp. If the POWER, TEMP, LAMP 
indicators on the control panel of the projector represent 
some errors (such as temperature error, lamp error),  take 
countermeasures referring to the table on page 73 and 74 
and then turn on the lamp.17, 73, 
74
No text data for display is registered. 
No text data for display is registered in the specified data 
store number.
Store the text data for display.
(
 please refer to "3.6 Messenger Function" in the Network 
guide.)-
High-priority text data is being displayed.
The "PJMessenger/Projector Messenger Tool", which is an 
application software for Messenger function, has a function 
that gives priority to display one of the stored text data in the 
projector. While such a high-priority text data is displayed, 
other text data scheduled for display at the same time will not 
be displayed. 
( please refer to "3.6 Messenger Function" 
in the Network guide.)-
• Although bright spots or dark spots may appear on the screen, this 
is a unique characteristic of liquid crystal displays, and it does not constitute or 
imply a machine defect. NOTE Phenomena that may be easy to be mistaken for machine defects (continued)
Troubleshooting