User Manual Owner manual

Chapter 5
Monitoring and Troubleshooting Your
ControlNet System
5-4
Indicator
State
➀
Probable Cause Recommended Action(s)
Off
No power
None
Off No power
Power up
Cycle power or reset unit
and
AB
Steady Red Faulted unit
If fault persists, contact your AllenBradley Company, Inc.
representative or distributor
AB
Alternating
Red/Green
Selftest None
Alternating
Red/Off
Incorrect node configuration
Check network address and other ControlNet
configuration parameters
Off
Channel disabled
None
Off Channel disabled
Configure for ControlNet communication
Steady
Green
Normal operation None
Temporary errors
None
Flashing
G /Off
Temporary errors
Make sure that ControlNet is properly terminated
or
AB
g
Green/Off
Node is not configured to go online
Make sure the Configuration Manager node is present
and working
②
AB
Flashing
Red/Off
Media fault
Check media for broken cables, loose connectors, missing
terminators, etc.
Red/Off
No other nodes present on network Add other nodes to the network
Flashing
Cycle power or reset unit
Flashing
Red/Green
Incorrect network configuration
If fault persists, contact your AllenBradley Company, Inc.
representative or distributor
➀
Definition of terms:
• alternating the two indicators alternate between the two defined states at the same time (applies to both indicators viewed together );
the two indicators are always in opposite states, out of phase
• flashing the indicator alternates between the two defined states (applies to each indicator viewed independent of the other); if both
indicators are flashing, they flash together, in phase
• steadyindicator is on continuously in the defined state
②
The Configuration Manager nodeat node 01, the controlling processor is the node responsible for distributing ControlNet configuration data
to all nodes on the ControlNet network.