Hitachi CP-AW100N User Manual page 82

Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
Sound does not
come out.
No pictures are
displayed.
No pictures
or disturbed
pictures are
displayed on
HDMI input.
(Continued on next page)
82
Cases not involving a machine defect
The AUDIO SOURCE/SPEAKER setting is not correct.
Correctly set the AUDIO SOURCE/SPEAKER in AUDIO menu.
The audio on your HDMI 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
equipment.
The audio on the HDMI input is muted.
Change the HDMI AUDIO setting in the AUDIO menu.
The digital audio in HDMI signal does not work well.
Use the analogue audio, connecting either an RCA audio
cable or stereo mini cable.
The lens door is not fully opened.
Turn the projector off, and then turn it on again to make
sure that the door is opened correctly.
Use the LENS DOOR OPEN function.
The signal cables are not correctly connected.
Correctly connect the connection cables.
The brightness is adjusted to an extremely low level.
Adjust BRIGHTNESS to a higher level using the menu
function.
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.
The BLANK screen is displayed.
Press the BLANK button on the remote control.
The HDMI cable is not correctly connected.
Correctly connect the HDMI cable.
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.
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.
Reference
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