Mitsubishi Electric Q81BD-J61BT11 User Manual page 256

16 TROUBLESHOOTING
Description of problem
The remote device station is not
operating normally.
When multiple remote stations
are powered off at the same
time at 156 kbps, the "L RUN"
LED goes off temporarily.
The A80BD-J61BT11 set to the
local station does not operate.
The A80BD-J61BT13 does not
operate.
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Check item
Are there any errors in the initial settings of the
remote device station?
What is the setting for the number of retries?
Is the CC-Link Ver.2 compatible A80BD-J61BT11
(ROM version "R" or later) used for the network
where the master station is in the remote net Ver.2
mode or remote net additional mode?
Is the CC-Link Ver.2 compatible A80BD-J61BT13
(ROM version "Q" or later) used for the network
where the master station is in the remote net Ver.2
mode or remote net additional mode?
Check procedure
• Check the parameters.
• Check the user program.
• Increase the transmission rate.
• Reduce the number of retries.
• Check the mode of the master station.
• Check the ROM version of the A80BD-J61BT11.
• Check the mode of the master station.
• Check the ROM version of the A80BD-J61BT13.
MELSEC
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