Fault Message Via Blink Code Of The I/O Led - WAGO 750-344 Manual

72 • Feldbus Coupler 750-344 / -345
LED Indication
After eliminating the error, restart the coupler by turning the power supply off
and on again.

3.1.7.4 Fault Message via Blink Code of the I/O LED

Error
Argument
Error Code 1: Hardware and Configuration Error
Error code 2: Internal status monitoring
Error code 3: command error internal data bus
Error description
1 Compile buffer overflow.
2 Unknown data type.
3 Checksum error for parameter data Contact the Service office.
4 Error during writing of
parameter memory.
5 Error during reading of the
parameter memory.
6 Module modified after an auto-
reset cycle.
7 Error during writing to the serial
EEPROM.
8 Timeout during writing of the
parameter memory.
1 Process image not active
2 Process image too large
3 Error during generation of the
process image
0 I/O modules have incorrectly
identified the data bus command.
Solution
Contact the Service office.
Contact the Service office.
Replace the coupler.
Replace the coupler.
Adapt the node configuration to
the modified physical arrangement
of the node.
Load the configuration and restart
the coupler by turning the power
off and on again.
Replace the coupler.
Replace the coupler.
Contact the Service office.
Contact the Service office.
Contact the Service office.
Determine the location at which
the data bus has been disrupted.
Plug the end module into the
middle of the node. Switch off the
coupler and switch it back on. The
I/O LED continues to flash. Move
the end module again. If only one
module is left on the coupler and
the I/O LED lights up, either this
module is defective or the coupler.
Replace the faulty component.
WAGO-I/O-SYSTEM 750
INTERBUS