Troubleshooting

ELSA ECOMO 22H99

29

Troubleshooting

Problem solving

Problem What you can do
No
pic-
ture
LED On?
(Green) Check, if AC power chord is disconnected or monitor
switched of.
LED Off Is the monitor switched on?
Is the AC power chord properly connected?
LED On?
(Amber) Signal cable disconnected?
BNC cables are misconnected or the green cable is discon-
nected
Computer power switch
Power Management function is activ
The following message appears
ATTE NTI ON
NO SIGNAL
Signal cable disconnected.
BNC cables are misconnected or the green cable is discon-
nected.
Computer power switch.
Power management function is active.
The following message appears
ATTE NTI ON
SIGNAL FREQUENCY IS OUT OF RANGE
Input signal frequency range is disagreement
CGA Mode is not available.
MDA Mode is not available.
EGA Mode is not available.
Display is missing, center shifts, or too
small or too large of a display size Do "GEOMETRY-RESET" or "ALL RESET" for a standard sig-
nal.
Adjust H-SIZE, V-SIZE, H-PHASE, and V-POSITION with non-
standard signals.
Monitor may not be able to get full-screen image depend on
signal. In this case, please select other resolution, or other
vertical refresh timing.
Make sure you wait a few seconds after adjusting the size
of the image before changing or disconnecting the signal.
Display is dark or too bright "VIDEO LEVEL" is not at the appropriate position for your
graphics adapter output.(0.7V or 1.0Vp-p)
No operation of the USB devices [Generic USB HUB] is not listed in [Device Manager].
On the OSD screen, the Upstream port to which the USB
device you want to use is connected is not colored by blue.