Troubleshooting
2011-03-09
51
8 Troubleshooting
Pos: 72 /806-IHSE/Hilfe im Problemfall/Bildausfall/477-xx @ 5\mod_1278938890573_6.doc @ 43288 @ 2
8.1
Blank Screen
1
1
1
2
3
1 2
3
3
Rear View
Front View
Diagnosis
Possible Reason
Measure
LED
3
off
Power supply
Check power supply units and
the connection to the power
network.
LED
1
on or
LED
2
off
Connection between
CON Unit and CPU Unit
Check interconnect cables and
connections.
CPU Unit:
LED
3
red or
yellow
No video signal detected
by source (computer,
CPU)
Check DVI-D cable to CPU
Download DDC information from
console monitors (see
Chapter 6.1, Page 36).
Reboot CPU if necessary.
No monitor detected
Check connection, length and
quality of the DVI-D cable to
monitor, tighten cable
thumbscrews.
CON Unit:
LED
3
red or
yellow
No video signal detected
from CPU Unit
Check connection, length and
quality of interconnect cables
between the units.
Download DDC information from
console monitors (see
Chapter 6.1, Page 36).
Reboot CPU if necessary.
Pos: 73 /806-IHSE/Hilfe im Problemfall/Störung am USB-HID-Anschluss/477-xx @ 5\mod_1278938993948_6.doc @ 43307 @ 2
