75
 Troubleshooting 
 (Continued on next page) 
 Phenomenon  Cases not involving a machine defect 
 Reference
  page 
No picture is 
displayed.
 The signal cables are not correctly connected.
 Correctly connect the connection cables.
11
 The brightness is adjusted to an extremely low level.
 Adjust BRIGHTNESS to a higher level using the menu 
function or the remote control.
31
 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.
14
 The BLANK screen is displayed.
 Press the 
BLANK button on the remote control.
26
 The shutter is closed.
 Press the 
SHUTTER button.
26
No pictures 
or disturbed 
pictures are 
displayed on 
HDMI input.
 The HDMI cable is not correctly connected.
 Correctly connect the HDMI cable.
11
 Your HDMI 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. 
14
 Your HDMI equipment and the projector are not harmonized.
 Turn off the both equipment, and turn on them again
–
 The signal format on the HDMI is not supported.
 Check the video setting on your HDMI equipment.
14