Contents
49
Symptom:
No image on the Projectorscreen
Possible causes and remedies:
1. The unit has not been switched on. Check the
ON/OFF switch on the plug panel.
2. No mains connected. Check that the mains cable is
connected to the plug panel and the wall outlet.
3. Unit left in Standby mode. Press Menu key on the
interactive remote control, or ENTER key on the
Control Panel
4. Unit left in BLANK mode. Press BLANK on the
Interactive Remote Control.
5. Contrast has been turned too far. Adjust the con-
trast.
6. The Projector has not been set up for this particular
application. Run the setup procedure.
7. The lamp does not function, see the Quick Guide or
part 7, Maintenance, Changing the lamp.
8. The “open lid” detector prevents the Projector from
being turned on. Lock the lamp lid properly.
Symptom:
Low brightness
Possible causes and remedies:
1. Adjust brightness until a satisfactory image is
achieved.
Symptom:
No source signal detected
(Black screen with blue frame)
Possible causes and remedies:
1. The signal source has not been switched on. Turn
on signal source.
2. The cables are not properly connected. Check all
the connections.
NB! Make sure the buffer cable is connected the
correct way with the buffer box and short end
cable at the computer.
3. For notebooks: The external RGB port may need to
be manually activated. Please consult the notebook
operating manual on how to operate.
8 Trouble shooting
