Dukane Imagepro 8755n Projector Users Manual

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PhenomenonCases not involving a machine defectReference 
page
Some kind of image 
degradation  such as 
flickering or 
stripes appear  on screen.  When the projector is operating in Eco mode, 
flickering may appear on screen.
Set ECO MODE to NORMAL, and set AUTO ECO 
MODE to OFF, in the SETUP menu.
47
The OVER SCAN ratio is too big.
Adjust OVER SCAN in the IMAGE menu smaller.40
Excessive VIDEO NR.
Change the setting of VIDEO NR in the INPUT menu.42
The FRAME LOCK function cannot work on the 
current input signal.
Set FRAME LOCK in the INPUT menu to OFF.
44
The sound 
or image 
is unstable 
or is output 
intermittently. When LAN, USB TYPE A or USB TYPE B port is 
selected, some ports of the output may be missing 
due to signal processing delay. 
Change the signal or use another port.
24, 49
The computer 
connected to 
the USB TYPE  B  port of the 
projector does  not start up. The computer cannot start up in the current 
hardware configuration.
Disconnect the USB cable from the computer, then 
reconnect it after starting up the computer.
13
RS-232C does 
not work. The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP 
menu.
48
The COMMUNICATION TYPE for the CONTROL port 
is set to NETWORK BRIDGE.
Select OFF for COMMUNICATION TYPE item in the 
OPTION - SERVICE - COMMUNICATION menu.
62
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.62
Network does 
not work The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP 
menu.
48
The same network address is set for both wireless 
and wired LAN.
Change the network address setting for wireless or wired LAN.
67, 72
(continued on next page)
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continue\
d) 
						

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• 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
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continue\
d)
Phenomenon Cases not involving a machine defectReference 
page
Schedule 
function does  not work The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP 
menu.
48
The internal clock has been reset.
Once you turn off the projector in the SAVING mode or the 
AC power, the current date and time setting is reset. 
Check the DATE AND TIME setting for WIRELESS 
SETUP or WIRED SETUP in the NETWORK menu.  
69, 73
When the 
projector is 
connected to  wired LAN, it 
powers off and 
on as described  below.
Powers off
POWER indicator 
blinks in orange a  few times
Goes into  
standby mode
Disconnect the LAN cable and check that the projector 
is working properly.
If this phenomenon occurs after connecting to the network, 
there may be a loop between two Ethernet switching hubs 
within the network, as explained below.
- There are two or more Ethernet switching hubs in a network.
- Two of the hubs are doubly connected by LAN cables.
-  
This double connection forms a loop between the two hubs.
Such a loop may have an adverse effect on the projector 
as well as the other network devices.
Check the network connection and remove the loop by 
disconnecting the LAN cables such that there is only one 
connecting cable between two hubs.
–
Unable to save  the CLONING  data
.
USB memory is out of memory.
Please delete unnecessary files to free up memory.
At least 1 MB of memory is needed.
USB memory is write-protected.
Unlock the USB memory.
63 ~ 65
Unable to load  the CLONING  saved data
.
Unable to find the saved data from USB memory.
Execute SAVE then LOAD by going through the procedure.
File name of USB memory doesn't match.
Please assign "pj_data.bin" for setting data, and for 
MyScreen "pj_logo.bmp" or "pj_logo.gif".
STANDBY mode is set to SAVING.
Switch the SAVING to NORMAL in STANDBY MODE 
under SET UP menu beforehand to load the CLONING 
data using control panel on the projector while the lamp 
is in standby state. 
						

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Specifications
Specifications
Please see the Specifications in the User’s Manual (concise) which is a book.
End User License Agreement for the Projector Software
• Software in the projector consists of the plural number of independent software 
modules and there exist our copyright or/and third party copyrights for each of 
such software modules.
• Be sure to read “End User License Agreement for the Projector Software” which 
is separated document.
DUKANE CORP AV SERVICE DEPT 
2900 Dukane Drive
St Charles, IL 60174
800-676-2487 / 630-762-4032 
Fax  630-584-5156
[email protected]  
www.dukane.com/av
430-8755N- 89XX-User Guide Detailed-00