72
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Feldbus Coupler 750-344 / -345
LED
Indication
WAGO-I/O-SYSTEM
750
INTERBUS
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 description
Solution
Error Code 1: Hardware and Configuration Error
1
Compile buffer overflow.
Contact the Service office.
2
Unknown data type.
Contact the Service office.
3
Checksum error for parameter data Contact the Service office.
4
Error during writing of
parameter memory.
Replace the coupler.
5
Error during reading of the
parameter memory.
Replace the coupler.
6
Module modified after an auto-
reset cycle.
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.
7
Error during writing to the serial
EEPROM.
Replace the coupler.
8
Timeout during writing of the
parameter memory.
Replace the coupler.
Error code 2: Internal status monitoring
1
Process image not active
Contact the Service office.
2
Process image too large
Contact the Service office.
3
Error during generation of the
process image
Contact the Service office.
Error code 3: command error internal data bus
0
I/O modules have incorrectly
identified the data bus command.
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.
Summary of Contents for 750-344
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