Yaskawa AC Drive V1000-Series Option SI-M3/V CompoNet - Manual (Page 32)

7 Troubleshooting
32 YASKAWA ELECTRIC TOBP C730600 54A V1000 Option CompoNet Installation Manual
Digital Operator Display Fault Name
EF0
External Fault Input from the Option
The alarm function for an external device has been triggered.
Cause Corrective Action
An external fault is being sent from
the master. Remove the cause of the external fault.
Reset the external fault input from the master device.
Problem with the master program. Check the program used by the master and make the appropriate corrections.
Digital Operator Display Fault Name
oFA00
Option Fault
Option is not properly connected.
Cause Possible Solution
Non-compatible option connected to
the drive.
Use only compatible options.
Digital Operator Display Fault Name
oFA01
Option Fault
Option is not properly connected.
Cause Possible Solution
Problem with the connector between
the drive and option.
Turn the power off and check the connectors between the drive and option.
Digital Operator Display Fault Name
oFA03
Option Fault
Option self-diagnostics error.
Cause Possible Solution
Option hardware fault. Replace the option.
Digital Operator Display Fault Name
oFA04
Option Fault
Option Flash write mode
Cause Possible Solution
Option hardware fault. Replace the option.