Publication 1756-UM050A-EN-P - December 2001
A-2
Troubleshooting
Link Status Indicator
The Link Status LED provides the following information:
OK Status Indicator
The OK Status LED provides the following module information:
Detailed network diagnostics are provided by the module’s Web
pages, which can be accessed through a network browser, such as
Netscape or Microsoft Internet Explorer. See Appendix B.
State
Status
Description
Off
No data
transmission
Module is not ready to communicate.
Green
Ready
Module is ready to communicate.
Flashing Green
Data transmission
in progress
Module is communicating over the network.
State
Status
Description
Off
No Power
Module does not have 24V DC power. Verify there
is chassis power and the module is completely
inserted into chassis and backplane.
Flashing Green
Standby
Module is not configured.
Green
Operational
Module is operating correctly.
Flashing Red
Minor Fault
A recoverable fault has been detected. This could
be caused by an error in the configuration.
Red
Major Fault
An unrecoverable fault has been detected.
Recycle power to the module. If this does not
clear the fault, replace the module.
Flashing Red and
Green
Self Test
Module performing power-up self-test.
Summary of Contents for ControlLogix 1756-ENBT
Page 1: ...ControlLogix Ethernet Bridge Module 1756 ENBT User Manual AB Parts...
Page 4: ......
Page 10: ...Publication 1756 UM050A EN P December 2001 P 6 About This User Manual Notes...
Page 20: ...Publication 1756 UM050A EN P December 2001 1 6 About the 1756 ENBT Module...
Page 64: ...Publication 1756 UM050A EN P December 2001 5 18 Using Rack Optimized I O...
Page 96: ...Publication 1756 UM050A EN P December 2001 7 20 Using Produced and Consumed Tags...
Page 130: ...Publication 1756 UM050A EN P December 2001 E 2 Autonegotiation Requirements...
Page 136: ...Publication 1756 UM050A EN P December 2001 Glossary 6 Notes...
Page 140: ...Publication 1756 UM050A EN P December 2001 4 Index...
Page 143: ...AB Parts...