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9
What happens if...?
Module status
LED MS
Possible cause
Remedy
Off
No power at EASY222-DN.
Switch on the power supply.
Green
EASY222-DN is in standby mode.
None
Green flashing
EASY222-DN not configured.
Verify the correct setting of the
MAC ID.
Red flashing
Invalid configuration
Check configuration data.
Red
Module error which can not be resolved.
Replace the EASY222-DN.
Network Status
LED NS
Possible cause
Remedy
Off
• EASY222-DN without power or
• communication is blocked at this
channel because
– of bus-off state or
– power loss or
– the channel was blocked explicitly.
• Switch on the EASY222-DN,
• supply the mains voltage to
the channel and
• ensure that the channel is
active.
Green
Although the channel is enabled, commu-
nication is not possible.
Check the communication
function at the master PLC.
Green flashing
Normal operation
None
Red flashing
Communication error or the EASY222-DN
may be defective.
Reset the module. If further
errors occur, replace the
EASY222-DN.
Red
Communication error.
Check the master PLC.
Содержание EASY222-DN
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