Hitachi CP-WU5500 User Manual page 118

Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
Sound does not
come out.
No pictures are
displayed.
(continued on next page)
118
Cases not involving a machine defect
The signal cables are not correctly connected.
Correctly connect the audio cables.
The volume is adjusted to an extremely low level.
Adjust the volume to a higher level using the menu
function or the remote control.
The AUDIO SOURCE/SPEAKER setting is not correct.
Correctly set the AUDIO SOURCE/SPEAKER in AUDIO
menu.
The Sound button (♪) or checkbox is disabled.
If you have selected LAN, remove the check mark from
the Sound checkbox in the Option menu of "LiveViewer".
The MUTE function is working.
Restore the sound pressing MUTE or VOLUME +/-
button on the remote control.
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 lens shade is closed.
Press SHADE button (MY BUTTON) on the remote control.
The BLANK screen is displayed.
Press BLANK button on the remote control.
Reference
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12 ~ 21
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