Hitachi ED-AW100N User Manual page 91

Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
HDMI
82
Cases not involving a machine defect
The AUDIO SOURCE/SPEAKER setting is not correct.
The audio on your HDMI equipment is not set to
Linear PCM.
HDMI
The audio on the HDMI input is muted.
The digital audio in HDMI signal does not work well.
The lens door is not fully opened.
The signal cables are not correctly connected.
The brightness is adjusted to an extremely low level.
The computer cannot detect the projector as a plug
and play monitor.
The BLANK screen is displayed.
BLANK
The HDMI cable is not correctly connected.
Your HDMI equipment is not compatible with the
projector.
Your HDMI equipment and the projector are not
harmonized.
The signal format on the HDMI is not supported.
Reference
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