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Specifications
KW2M-A/X User's Manual
87
11.7 Self-diagnostics and troubleshooting
When an error occurs, an error code will be displayed. Refer to the list of error codes in the table to find
out what to do.
Error code
Error description
Action to take
W0001
DHCP server access error
Connect to the DHCP server.
W0002
Illegal IP address has been obtained by
the DHCP server
Check the DHCP server.
W0003
IP address
duplication
Change the IP address.
W0013
Web server is in lock out due to an
authentication failure
Wait 10 minutes and try again.
E0042
No expansion units found
Turn off power and connect the expansion
units
E0049
Hardware error
Turn the power off and on again.
When the device does not recover, change
the main unit as it may have reached the
end of its service life.
E0091
Internal memory error 1
Turn the power off and on again.
When the device does not recover, change
the main unit as it may have reached the
end of its service life.
E0092
Internal memory error 2
Turn the power off and on again.
When the device does not recover, change
the main unit as it may have reached the
end of its service life.