Mitsubishi Electric Q81BD-J61BT11 User Manual page 111

Network interface board melsec cc-link system master/local interface board
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5 PROCEDURE BEFORE STARTING THE DATA LINK
5 - 3
(1) Indicator LED
Display the operating status of the CC-Link Ver.2 board status.
(a) When the RUN LED is ON or OFF
The same LED display as a network module.
Name
Status
RUN
ON
Operating normally
One of the following error has occurred.
OFF
• Board WDT error (Hardware failure)
• Board resetting (The driver is not started.)
ERR.
Communication error
ON
Confirm the error with LED status displayed on "Board detail information"
screen of CC-Link Ver.2 utility. (Refer to Section 8.2.2)
One of the following error has occurred.
Flashing
• A data link faulty station was detected.
• The station number is already in use.
OFF
Operating normally
SD
ON
Sending data
OFF
Not sending data
RD
ON
Receiving data
OFF
Not receiving data
(b) When the RUN LED is flashing
An error which is peculiar to boards has occurred.
Refer to the troubleshooting and take corrective action. (Refer to Section
16.4.3)
Name
Status
RUN
One of the following error has occurred.
Flashing
(Check ERR.LED, SD LED and RD LED.)
ERR.
ON
Operating system startup error has occurred.
SD
ON
Driver WDT error has occurred.
RD
ON
PCI bus error has occurred.
RUN
ERR.
SD
RD
Description
Description
MELSEC
5 - 3

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