Rockwell Automation 1747-AENTR SLC to EtherNet/IP Adapter Installation Instructions - Manual (Page 14)

14 SLC 500 EtherNet/IP Adapter
Publication 1747-IN521B-EN-E - January 2013
Powerup Sequence
On powerup, the module performs the following in sequence.
1. RAM test
2. Flash image verification
3. Load image from flash and execute
4. Initialize LED and display handler
5. Initialize DLR
6. Check configuration switches and initialize TCPIP
7. Initialize 1746 backplane
8. Initialize main application
a. Create CIP Objects
b. Initialize Ethernet/IP stack
c. Create I/O manager
9. Initial DUP ID (duplicate ID) check
10. Initialize Web server
11. Enable I/O and messaging
Solid green Module is
communicating and
working properly. None None
Solid Red “0001” Fatal error The adapter has
failed a hardware
test, discovered too
many I/O racks
(greater than 3), or
reached a state from
which it cannot
recover. Verify the correct
number of I/O
racks and power
cycle the adapter.
Contact Technical
Support if
problem persists.
Four-character Status Display
MOD LED Display Description Probable Cause Recommended
Action