Rockwell Automation 1734-ACNR Point I/O ControlNet Adapter Installation Instructions - Manual (Page 13)

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Publication 1734-IN582B-EN-P - February 2005
Solid Red Unrecoverable fault has occurred:
self test failure (checksum failure at powerup, ramtest failure at
powerup)
firmware fatal error
Flashing Green Waiting for connection or ControlNet cable break
Solid Green Module is operating correctly (normal mode)
ControlNet A/B Status
Viewed Together
Both Steady Off Reset, no power or entire network interface deactivated
Alternating Red/Green Self test mode
Alternating Red/Off Bad/invalid node configuration (such as duplicate MAC ID)
Both Steady Red Failed link interface
Viewed Individually
Steady Off Channel disabled or channel not supported
Flashing Red/Green Invalid link configuration
Flashing Red/Off Severe Link error - link fault or no MAC frames received
Flashing Green/Off Temporary channel error or listen-only
Steady Green Normal operation - MAC frames are being received without
detected errors
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)