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00049757.DOC, Version 1.0
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8. PROBLEM CART
PROBLEM
POSSIBLE CAUSE
REMEDY
LAN cable between PC and
interface is not connected
appropriately.
Check the LAN cable connection and change cable if
necessary.
Sending card or interface is out
of order.
Check if the sending card and interface are correctly
installed.
Entire display
without image
System settings are wrong.
Reconfigure the control software and your computer if
necessary.
LAN cable between PC and
interface is not connected
appropriately.
Check the LAN cable connection and change cable if
necessary.
The data processor at the back
of the display is without input or
output signal.
Check the wiring of data processor to PCB.
Display panel and interface are
not properly connected.
Check the connectors, fasten the locknut again. Plug
and jack must be connected appropriately.
Partially no
image
Power adaptor is broken.
Replace power adaptor
Single pixel is
not working
LED is broken
Replace LED
LED row or
column is not
working
Pixels are not properly wired.
Remove the rear protective cover of the display panel,
check the wiring of the LED row and renew it if
necessary. Reattach the protective cover.