DU6771 DLP Projector User Manual
60
UN67711216EN00
Troubleshooting
These guidelines provide tips to deal with problems you may encounter while using the projector. If the problem
remains unsolved, contact your dealer for assistance.
Often the problem is something as simple as a loose connection. Check the following before proceeding to the
problem-specific solutions.
Use some other electrical device to confirm that the electrical outlet is working.
Ensure the projector is turned on.
Ensure all connections are securely attached.
Ensure the attached device is turned on.
Ensure a connected PC is not in suspending mode.
Ensure a connected notebook computer is configured for an external display. (This is usually done by pressing an
Fn-key combination on the laptop.)
LED Indication
Several indicators messages are used to display the current projector status or alert the abnormal message.
Power LED
LED Display
Projector status
Note
Off
AC Power is turned off
Flashing
Green
Projector is turning on.
wait till projector start displaying
Orange
Projector is under cooling
wait until cooling finish ( ~ 90 sec)
Orange(one second)
Top covered is opened.
Checked if top cover is not installed properly.
On
Orange
Network standby mode
Projector enters to Network standby model(<3W)
Red
Standby mode
Projector enters to ECO standby model(<0.5W)
Green
Projector is on
Status LED
LED Display
Projector status
Procedure
Off
Normal status
Flashing
Red (1 time in one cycle) Cover is opened.
Check if the top cabinet is installed properly.
Red (2 times in one cycle) Over temperature warning
Check if any object is placed near the vents or
operation temperature is too high.
Red (3 times in one cycle) System error
Contact with your nearest authorized dealer or
service center.
Red (4 times in one cycle) Cooling fan error
Contact with your nearest authorized dealer or
service center.
On
Red
System Error
Contact with your nearest authorized dealer or
service center.
Lamp 1/Lamp2
LED Display
Projector status
Procedure
Off
Lamp is turned off
Flashing Green
The lamp is under turning on.