14
TROUBLESHOOTING
14
- 16
14.4 Flowchart when Data Link Failed
14.4.2 Flowchart when SD/RD LEDs are OFF
14.4.2 Flowchart when SD/RD LEDs are OFF
NO
NO
YES
YES
NO
YES
NO
YES
Monitor B, X, and Y on the
personal computer.
Do the B, X, and Y turn
ON/OFF on the personal
computer?
Replace the CC-Link IE Controller
Network board since the "SD" and
"RD" LEDs are failure.
Replace the CC-Link IE Controller
Network board installed to the
personal computer.
Are the monitor
conditions and user
program normal?
Please consult your local
Mitsubishi representative.
End
Did SD/RD LEDs turn ON?
Do B, X, and Y turn
ON/OFF at other
stations?
Monitor B, X, and Y from other
stations.
Review the monitor
conditions or user program.
YES
NO
YES
NO
NO
NO
YES
YES
An error occurred.
Is the "ERR" LED ON?
Does the
parameter set to the control
station correct?
Did the "SD" LED
turn ON?
Review the parameter setting.
Did the "RD" LED
turn ON?
Normal
Turn ON/OFF B, X, and Y
assigned to the own station on
the personal computer.
Turn OFF B, X, and Y used in
the personal computer at
other stations.