Mitsubishi Electric Melsec QJ71LP21 Reference Manual page 398

8 TROUBLESHOOTING
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11) Reason for Transmission Interruption (SW0048)
Displays the causes why the host cannot communicate (transient
transmission).
For details of actions to take, refer to Section 8.3, "Error Codes."
Indication
Normal
Offline
Offline Test
Initial state
Shift Control Station
Online testing
Baton disappearance
Baton repetition
Same Station Present
Control Station repetition
Reception retry error
Transmission retry error
Timeout error
Network Disorder
Disconnecting...
No baton to local station
Error code: ****
12) Reason for Transmission Stop (SW0049)
Displays the causes why the host's data linking (cyclic transmission) was
disabled.
Indication
Normal
There is a stop instruction (All)
There is a stop instruction (Own)
Stop instruction present ( )
No Parameter
Illegal Parameter
Host PLC Error
Suspend Communication
MELSEC-Q
Description/Action
Communications being executed normally
In offline status
The offline test being executed
Error occurred (Error code: F101, F102, F105)
Error occurred (Error code: F104, F106)
Error occurred (Error code: F103, F109, F10A)
Error occurred (Error code: F107)
Error occurred (Error code: F108)
Error occurred (Error code: F10B)
Error occurred (Error code: F10C)
Error occurred (Error code: F10E)
Error occurred (Error code: F10F)
Error occurred (Error code: F110)
Error occurred (Error code: F112)
Error occurred (Error code: F11B)
Error occurred (Error code: F11F)
Error occurred (Refer to the displayed error
code.)
Description
Communications being executed normally
Cyclic transmission to all stations is stopped
from the host or other station.
Cyclic transmission of the host station is
stopped.
Cyclic transmission of the host station is
stopped from other station (station No.
No parameter can be received.
Set parameters are not correct.
A moderate or major error occurred in the CPU
module of the host station.
Data link error occurred on the host station.
).
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