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A
Troubleshooting
A-58
19.908: YC/E slave config mismatch
Code
: &H0013 &H038C
Meaning/Cause
The number of controllers set in the master of the YC-Link/E is different from the number of
actually connected controllers.
Action
Change the parameter setting or turn off the power, and turn it on again after matching the
number of slaves to the setting.
19.909: YC/E slave power low
Code
: &H0013 &H038D
Meaning/Cause
The control power voltage of the YC-Link/E slave dropped.
Action
Check the power supply of the slave, and turn off both the master and slave, and turn them on
again.
19.910: YC/E system power turn on again
Code
: &H0013 &H038E
Meaning/Cause
The slave of the YC-Link/E does not communicate. Only the master might be turned off, and
then it might be turned on again.
Action
Turn off all the controllers that are connected with the YC-Link/E, and turn them on again.
19.920: YC/E master slave loose connection
Code
: &H0013 &H0398
Meaning/Cause
The connection between the master and slave of the YC-Link/E has broken.
Action
• Check the cable connection.
• Replace the cable.
• Take noise preventive measures.
• Replace the controller.
19.993: YC/E master fatal error
Code
: &H0013 &H03E1
Meaning/Cause
An unknown error occurred in the YC-Link/E.
Action
Contact your distributor.
[21] Serious alarm related to software
21.900: System error (EXCEPTION)
Code
: &H0015 &H0384
Meaning/Cause
Software error occurred.
Action
Contact your distributor.
21.903: System error (TaskID)
Code
: &H0015 &H0387
Meaning/Cause
Software error occurred.
Action
Contact your distributor.
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