Troubleshooting
23
Troubleshooting
Problem
Probable cause(s)
Remedy
Panel is completely dead.
No power to panel.
Check power and connections.
Fuse blown.
Disconnect panel from power. Contact Martin
Professional for service.
One or more panels displays
video incorrectly or does not
display video at all.
Incorrect panel settings on P3-100 System
Controller.
Check settings (display addresses, panel Device
Properties, etc.).
Fault on P3 link.
Inspect connections and cables. Correct poor
connections. Repair or replace damaged cables.
Panel defective.
Have faulty panel serviced by Martin service
technician.
Other device (e.g. Ethernet switch) on P3 link
defective.
Replace with a device known to be operating
correctly. Have faulty device tested and serviced.
All panels and/or monitor screen
display video incorrectly or do
not display video at all.
Incorrect video input or panel settings on
P3-100 System Controller.
Check settings (PAL/SECAM/NTSC selection,
overall panel intensity setting, etc.)
Unusable video signal or defective video
source.
Check video source.
Fault on P3 link.
Inspect connections and cables. Correct poor
connections. Repair or replace damaged cables.
Device on P3 link defective.
Have faulty panel or device tested and serviced by
Martin service technician or supplier.
Display cuts out intermittently.
Panel is too hot.
Ensure free airflow around heatsink.
Clean heatsink.
Check that ambient temperature does not exceed
max. permitted level.
Contact Martin for service.
One LED tube cuts out.
LED tube incorrectly installed and connected.
Check tube.
LED tube fuse has blown.
Contact Martin Professional for service.
Table 6: Troubleshooting