YASKAWA CC-Link SI-C3, Руководство по установке

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9 Troubleshooting
60 YASKAWA TOEP C730600 83A CC-Link Installation Manual
Note:
• ○: ON / □: Flashing / ×: OFF / ＊ : Either ON or OFF
• SD and RD may appear to flash with slower baud rates.
■
Faults when Running Multiple Drives
The example below demonstrates how to read the LED display on the front cover of the
drive to determine the cause of a fault and the corrective action to take when multiple
drives are running from the same network. The example assumes that SW, M/S, and PRM
on the master device are all off, indicating that the master device is operating normally.
Figure 9.3 Connecting Multiple Drives on the Same Network
Table 9.3 LED Fault Display for CC-Link Option with Multiple Drives
LED Status
Cause Possible Solutions
Master
Remote Device Addresses (Option)
Station 1 Station 2 Station 3
TIME
LINE ○
TIME
LINE ○
or
TIME
LINE ×
TIME
LINE ○
L.RUN
SD
RD
L.ERR
○
○
○
×
L.RUN
SD
RD
L.ERR
○
○
○
×
L.RUN
SD
RD
L.ERR
○
○
○
×
Normal operation -
L.RUN
SD
RD
L.ERR
×
×
×
×
L.RUN
SD
RD
L.ERR
○
○
○
×
L.RUN
SD
RD
L.ERR
○
○
○
×
The CC-Link Option for
Station 1 is not correctly
installed.
Make sure that the CC-
Link Option and drive are
connected together
correctly.
L.RUN
SD
RD
L.ERR
*
*
*
*
L.RUN
SD
RD
L.ERR
○
○
○
×
L.RUN
SD
RD
L.ERR
○
○
○
×
The CC-Link Option for the
first station is damaged.
(most often all LEDs are
out)
Note:
Sometimes an error will
appear on the drive
keypad.
Replace the CC-Link
Option.
L.RUN
SD
○
○
L.RUN
SD
×
L.RUN
SD
×
*
Because L.RUN after
Station 2 is OFF, either the
communication line Make sure that the
components are connected
correctly, using the LEDs