Specifications
2011-10-11
159
8.3
Blank Screen
1
1
1
2
3
1 2
3
3
Rear View
Front View
Diagnosis
Possible Reason
Measure
Switching to a CPU Port
without active Source
(computer, CPU).
Switching to a CPU Port with an
active source (computer, CPU).
Monitors
remains dark
after switching
operation
Connection of a console
with a CON port or
connection of a CPU to a
CPU port not established
correctly.
Check connections regarding
CON and CPU ports at the
matrix.
LED
1
on or
LED
2
off
Connections CON unit,
matrix and CPU unit.
Check connecting cables and
connectors. (No cable, cable
break, CPU/CON unit offline,
CPU/CON unit connected to the
wrong port)
CPU unit LED
3
green
Connection between
CON unit, matrix and
CPU unit
Establish a connection between
CON unit and CPU unit via
matrix