Yaskawa LonWorks Option Card CM048 - Manual (Page 18)

Installation 1-12
Drive Faults
The following is a table of faults that could be caused by the L ON W ORKS Option that will be displayed on the Operator Keypad, their causes, and
possible solutions. For any fault displayed on the operator that is not listed in the following table, please see the appropriate drive technical
manual.
Table 1.4 – Drive Faults
Fault Content Cause Solution
BUS Option PCB communications error
Communication is not established between
L ON W ORKS Master and the drive.
z Check L ON W ORKS communication LED display.
EF0 Option PCB external fault
Drive received an external fault command
from the Option PCB
z Check multi-function input settings
z Check PLC or controller program
z Eliminate cause of fault (machine device in fault state)
OPE05 Command selection fault
Parameter b1-01 is set to Option PCB and no
card is detected
z Install Option PCB
z Reprogram b1-01
z Replace the Option PCB
OPE06 Control mode selection fault
Parameter b1-02 is set to Option PCB and no
card is detected
z Install Option PCB
z Reprogram b1-02
z Replace the Option PCB