9 Troubleshooting
26
YASKAWA ELECTRIC
SIEP C730600 22C V1000 Option CC-Link Technical Manual
Minor Faults and Alarms
Fault LED Display on CC-Link Option Side
Checking LED Operation
Table 17 LED Display
Note:
If communication stops while the drive is running, check the following:
• Is the CC-Link properly installed?
• Is the CC-Link communication line connected to the CC-Link Option correctly? Is it loose?
• Is the PLC program working? Has the PLC CPU stopped?
• Did a momentary loss in power interrupt communications?
LED Operator Display
Fault Name
to
oFA30 to oFA43
CC-Link Option Fault (port A)
Communication ID error
Cause
Possible Solution
CC-Link Option hardware fault
Replace the CC-Link Option. Contact Yaskawa for assistance.
LED Operator Display
Minor Fault Name
AEr
Station Address Error
CC-Link Option is set to an address outside the allowable setting range.
Cause
Possible Solution
Minor Fault
(H2-
= 10)
Address outside the specified address range
Set F6-10 to an address within the specified range.
YES
LED Operator Display
Minor Fault Name
CALL
Serial Communication Transmission Error
Communication has not yet been established.
Cause
Possible Solution
Minor Fault
(H2-
= 10)
Communication wiring is faulty, there is a short circuit, or
something is not connected properly.
Check for wiring errors.
Correct the wiring.
Remove and 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.
L.RUN
Switches on when data is being received normally. Turns off when the receive data is interrupted.
SD
Lights whenever the drive is sending data.
RD
Lights whenever the drive is receiving data.
L.ERR
Lights when a CRC or abort error occurs.
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