User Manual Manual
Publication 1734-UM008B-EN-P - August 2005
Diagnostics 5-3
POINTBus Status
Off Device not powered - check module status indicator
Alternating
Red/Green
LED powerup test
Flashing Red Recoverable fault has occurred:
• at power up the number of expected modules does not
equal the number of modules present
• a module is missing
• node fault (I/O connection timeout)
• after power-up of I/O modules is taking place
• collecting identities
• verifying configuration
Red Unrecoverable fault has occurred:
• Adapter is bus off
• Adapter has failed its duplicate MAC ID check
Flashing Green Adapter online with no connections established
• adapter chassis size has not been configured
• controller in program/idle mode
• ControlNet cable break
Green Adapter online with connections established (normal operation, in
run mode)