Yaskawa CM012 DeviceNet Option Card - Manual (Page 21)

Installation 1-16
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Drive Fault Operator Messages
The following is a table of faults that could be caused by the DeviceNet Option Card that will be displayed on the Operator Keypad only.
For any fault displayed on the keypad that is not listed in the following table, please see the appropriate drive technical manual.
Table 1.10 – Drive Faults (Displayed on the Drive Keypad)
Fault Content Cause Solution
BUS
DeviceNet Option Card
communications error Communication is not established
between DeviceNet Master and the drive.
• Check DeviceNet Option Card communication LED display.
EF0
DeviceNet Option Card
external fault Drive received an external fault command
from the DeviceNet Option Card.
• Check multifunction input settings.
• Check PLC or controller program.
• Eliminate cause of fault (machine device in fault state).
OPE05 Command selection fault
Parameter b1-01 is set to DeviceNet
Option Card and no card is detected.
• Install DeviceNet Option Card.
• Reprogram b1-01.
• Replace the DeviceNet Option Card.
OPE06 Reference selection fault
Parameter b1-02 is set to DeviceNet
Option Card and no card is detected.
• Install DeviceNet Option Card.
• Reprogram b1-02.
• Replace the DeviceNet Option Card.
CPF20 DeviceNet Option Card fault Faulty J1/2CN connection
• Power cycle the drive.
• Reset the DeviceNet Option Card.
• Replace the DeviceNet Option Card.
• Replace the inverter.
CPF21
DeviceNet Option Card
self-diagnostics fault
Faulty DeviceNet Option Card • Replace the DeviceNet Option Card.
CPF22
DeviceNet Option Card
ID code fault
CPF23 Watchdog timer fault