YASKAWA CC-Link SI-C3 Installation Manual page 61

LED Status
Remote Device Addresses (Option)
Master
Station 1
RD ○
L.ERR ×
L.RUN ×
SD *
RD *
L.ERR ×
L.RUN ×
SD *
RD *
L.ERR *
L.RUN ×
SD *
RD ○
L.ERR *
L.RUN ○
SD ○
RD ○
L.ERR ×
L.RUN ○
SD ○
RD ○
L.ERR ×
L.RUN ×
SD ×
RD ○
L.ERR ○
TIME
LINE ×
L.RUN ○
TIME
SD ○
LINE ×
RD ○
or
L.ERR ×
TIME
LINE ○
YASKAWA TOEP C730600 83A CC-Link Installation Manual
Station 2 Station 3
＊
RD RD
＊
L.ERR L.ERR
×
L.RUN × L.RUN
SD * SD
RD * RD
L.ERR × L.ERR
L.RUN × L.RUN
SD * SD
RD * RD
L.ERR * L.ERR
L.RUN ○ L.RUN
SD ○ SD
RD ○ RD
L.ERR × L.ERR
L.RUN × L.RUN
SD × SD
RD ○ RD
L.ERR × L.ERR
L.RUN ○ L.RUN
SD ○ SD
RD ○ RD
L.ERR × L.ERR
L.RUN ○ L.RUN
SD ○ SD
RD ○ RD
L.ERR × L.ERR
L.RUN ○ L.RUN
SD ○ SD
RD ○ RD
L.ERR ○ L.ERR
Cause
between Station 1 and
*
Station 2 is disconnected, or
the connector is loose.
×
×
*
Communication cable has
short-circuited.
*
×
×
*
Communication cable is not
wired correctly.
*
*
×
Options for Station 1 and
*
Station 3 are assigned the
○
same address.
×
○
Option for Station 2 has a
○
different communication
speed setting than the
○
master device.
×
○
The settings for the Option
○
connected to Station 3 were
changed without cycling
○
power.
□
Parameters related to the
○
Option (F6-10 [CC-Link
Node Address], F6-11 [CC-
○
Link Communication
○
Speed]) for Station 1 are set
outside the acceptable
×
range.
○
The Option connected to
○
Station 2 is experiencing
electrical noise interference.
○
(L.RUN is sometimes OFF)
×
9 Troubleshooting
Possible Solutions
as a guide to indicate a
correct connection.
Look for any short-circuits
along the communication
lines and fix any problems.
Check the wiring for the
CC-Link Option connector
and fix any mistakes.
Enter the correct station
address and cycle power.
Set the correct
communication speed and
cycle power.
• Return any incorrect
settings to their original
values and cycle power.
• Enter the correct
settings and cycle
power.
Set F6-10 and F6-11
correctly and cycle power.
Make sure that the options,
drives, and master device
are all grounded correctly.
61