Mitsubishi A1SJ61BT11 User Manual page 247

13 TROUBLESHOOTING
Error code
Error details
(hexadecimal)
BBC1 Mode setting error (switch)
Station number setting error
BBC2
(switch)
Transmission speed setting
BBC3
error (switch)
Station type change error
BBC4
(station number)
BBC5 Master station overlapping error
BBC6 Mode change error
BBC7 Module error
BD85 Hardware error detection
BFFE CPU monitoring timer time out
C000 to (Errors detected by the
CFFF Ethernet module)
(Error detected by the
F000 to MELSECENT/H,
FFFF MELSECNET10 network
system
Table 13.1 Error code list (6/6)
Cause of error occurrence (details)
The local station's mode setting switch is
set to "1".
The station number setting switch setting
of the module is other than "0 to 64".
Alternatively, the last station number is
greater than 64.
Module's transmission speed setting
switch is set out of the range of "0 to 4".
An attempt was made to change the
master station (0) to the local station (1 to
64), or the local station (1 to 64) to the
master station (0) by executing a module
reset (Yn4).
Multiple master stations exist on the
same line.
Alternatively, line noise was detected at
power on.
An attempt was made to change the
mode from 0 or 2 to the test mode by
executing a module reset (Yn4).
Module is defective.
A hardware error was detected.
The CPU monitoring timer timed out.
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Corrective action
Set to "0".
Check the station number and
the number of occupied stations
of the module.
Set it in the range of "0 to 4."
Change by resetting the PC
CPU.
Reduce the number of master
stations on the same line to
one.
Alternatively, check the line
status.
Change by resetting the PC
CPU.
Replace the module.
There is most likely a hardware
error in either the
AJ61BT11/A1SJ61BT11, the
CPU module, the base unit or
other modules. Contact your
nearest Mitsubishi
representative.
Check the operation of the
target station.
Handle by referring to the
troubleshooting section of the
Ethernet Interface Module
User's manual.
Handle by referring to the
troubleshooting section of the
MELSECNET/H,
MELSECNET/10 network
system reference manual
MELSEC-A
Detectability
Master station Local station
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