YASKAWA SI-C3/V Technical Manual page 25

9 Troubleshooting
LED Operator Display
to
oFA30 to oFA43
Cause
CC-Link Option hardware fault
 Minor Faults and Alarms
LED Operator Display
Cause
Address outside the specified address range
LED Operator Display
Cause
Communication wiring is faulty, there is a short circuit, or
something is not connected properly.
Programming error on the master side
Communication circuitry is damaged.
 Fault LED Display on CC-Link Option Side
 Checking LED Operation
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.
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?
26
CC-Link Option Fault (port A)
Communication ID error
 Replace the CC-Link Option. Contact Yaskawa for assistance.
Station Address Error
AEr
CC-Link Option is set to an address outside the allowable setting range.
 Set F6-10 to an address within the specified range.
Serial Communication Transmission Error
CALL
Communication has not yet been established.
Check for wiring errors.
 Correct the wiring.
 Remove and ground shorts and reconnect loose wires.
 Check communications at start-up and correct programming errors.
Perform a self-diagnostics check.
 Replace the drive if the fault continues to occur.
Table 17 LED Display
Fault Name
Possible Solution
Minor Fault Name
Possible Solution
Minor Fault Name
Possible Solution
YASKAWA ELECTRIC SIEP C730600 22C V1000 Option CC-Link Technical Manual
Minor Fault
(H2- = 10)
YES
Minor Fault
(H2- = 10)
YES