Dukane 8970 User Manual page 124

Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
The projector does not recognize the USB storage
device inserted into USB TYPE A ports.
Use the REMOVE USB function first, remove the USB
Neither sounds
nor pictures are storage device, and then insert it into the port again.
outputted.
Before removing the USB storage device, be sure to use
(continued)
the REMOVE USB function on the Thumbnail screen,
which appears when the USB TYPE A is selected as the
input source.
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.
Sound does not The mode selected for HDMI AUDIO is not suitable.
come out.
Check each of the two modes provided and select the
suitable one for your HDMI
The Sound button (♪) or checkbox is disabled.
If you have selected USB TYPE A, turn the sound on
from the Thumbnail menu.
If you have selected USB TYPE B, remove the check
mark from the Sound checkbox in the Options window of
"LiveViewer Lite for USB".
If you have selected LAN, remove the check mark from
the Sound checkbox in the Option menu of "LiveViewer".
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.
No pictures are
The computer cannot detect the projector as a plug
displayed.
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.
Check whether the SHADE indicator is blinking. If it is
blinking, press SHADE button on the control panel.
(continued on next page)
124
Cases not involving a machine defect
audio device.
TM
Reference
page
12, 97
10 ~ 14
25, 57
57
58
97, 112
10 ~ 14
44
10
36