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10 Troubleshooting
49
YASKAWA
SIEP YEACOM 06 V1000 Option PROFINET SI-EP3/V Technical Manual
Minor Faults and Alarms
LED Operator Display
Fault Name
oFA01
Option Fault.
Option is not properly connected.
Cause
Possible Solution
Problem with the connectors between the drive
and option.
Turn the power off and check the connectors between the drive and option.
LED Operator Display
Fault Name
oFA03
Option Fault.
Option self-diagnostics error.
Cause
Possible Solution
Option hardware fault.
Replace the option.
LED Operator Display
Fault Name
oFA04
Option Fault.
Option Flash write mode.
Cause
Possible Solution
Option hardware fault.
Replace the option.
LED Operator Display
Fault Name
to
oFA30 to oFA43
Option Fault (Port A).
Communication ID error.
Cause
Possible Solution
Option hardware fault.
Replace the option.
LED Operator Display
Minor Fault Name
CALL
Serial Communication Transmission Error.
Communication is not established.
Cause
Possible Solution
Minor Fault
(H2-
= 10)
Communication wiring is faulty, there is a short
circuit, or improper connection.
• Check for wiring errors
• Correct the wiring
• Remove ground shorts and reconnect loose wires
YES
Programming error on the master side.
Check communications at start-up and correct programming errors.
Communication circuitry is damaged.
• Perform a self-diagnostics check
• Replace the drive if the fault continues to occur