Publication 1734-UM011A-EN-P - February 2004
6-2 LED Status Indicators
Indication Probable Cause
Solid Red Unrecoverable fault has occurred:
• Self-test failure (checksum failure, or ramtest failure at
powerup)
• Firmware fatal error
Network Status
Off Device not initialized. The module does not have an IP address
Flashing Green No CIP connections. Device has an IP address, but no CIP
connections are established
Green CIP connections. Device on-line and has an IP address, and CIP
connections are established
Flashing Red One or more Ethernet connections has timed-out
Solid Red No link. The module is not physically connected to a powered
Ethernet Device
Flashing Red/Green The module is performing a self-test (only occurs during powerup
test)
Network Activity
Off No link established
Flashing Green/Off Transmit or receive activity
Steady Green Link established
PointBus Status
Off Device not powered - check module status indicator
Flashing Red/Green LED powerup test
Flashing Red Recoverable fault has occurred:
• at powerup the number of expected modules does not
equal the number of modules present
• a module is missing
• node fault (I/O connection timeout)
Red Unrecoverable fault has occurred:
• the adapter is bus off
• the adapter has failed its duplicate MAC ID check
Flashing Green Adapter online with no PointBus connections established.
Adapter chassis size has not been configured
Green Adapter online with PointBus connections established (normal
operation, run mode)
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