User manual

Publication DNET-UM004A-EN-P - March 2004
Using FLEX™ I/O Modules on a DeviceNet Network 14-5
Interpret the Status
Indicators
The Flex I/O adapter 1794-ADN has the following status indicators.
Power status indicator
Module/Network (Mod/Net) status indicator
I/O status indicator
State: Description:
On Power applied to module
OFF No power applied to module. Check power wiring to adapter
module.
State: Description:
OFF No power, or no network access
Flashing GRN/OFF On-line, but not connected
Solid GRN On-line, link okay, connected
Flashing RED Recoverable fault
Solid RED Critical adapter failure
State: Description:
OFF No power, or outputs off
Flashing RED Recoverable fault - outputs in fault
Flashing GRN/OFF Idle program mode - outputs in idle
Solid GRN Device operational - outputs live - run
Solid RED Critical adapter fault - unrecoverable