Mitsubishi Electronics A1SJ61QBT11 User Manual
13 - 11
MELSEC-QnA
13 TROUBLESHOOTING
Table 13.1 Error code list (6/6)
Detectability
Error code
(hexadecimal)
Error details
Cause of error occurrence (details)
Corrective action
Master station
Local station
BBC1
Mode setting error (switch)
The mode setting switch is set outside
the range.
the range.
Set it within the range.
BBC2
Station number setting error
(switch)
(switch)
The station number setting switch setting
of the module is other than "0 to 64".
Alternatively, the last station number is
greater than 64.
of the module is other than "0 to 64".
Alternatively, the last station number is
greater than 64.
Check the station number and
the number of occupied stations
of the module.
the number of occupied stations
of the module.
BBC3
Transmission speed setting
error (switch)
error (switch)
Module's transmission speed setting
switch is set out of the range of "0 to 4".
switch is set out of the range of "0 to 4".
Set it in the range of "0 to 4."
BBC4
Station type change error
(station number)
(station number)
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).
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).
Change by resetting the
programmable controller CPU.
programmable controller CPU.
BBC5
Master station overlapping error
Multiple master stations exist on the
same line.
Alternatively, line noise was detected at
power on.
same line.
Alternatively, line noise was detected at
power on.
Reduce the number of master
stations on the same line to
one.
Alternatively, check the line
status.
stations on the same line to
one.
Alternatively, check the line
status.
BBC6
Mode change error
An attempt was made to change the
mode from 0 or 2 to the test mode by
executing a module reset (Yn4).
mode from 0 or 2 to the test mode by
executing a module reset (Yn4).
Change by resetting the
programmable controller CPU.
programmable controller CPU.
BBC7
Module error
Module is defective.
Replace the module.
BD85 Hardware
error
detection
A hardware error was detected.
The possible cause is the
hardware failure of the
AJ61QBT11/A1SJ61QBT11,
CPU module, base unit, or
other modules. Please consult
your local Mitsubishi
representative.
hardware failure of the
AJ61QBT11/A1SJ61QBT11,
CPU module, base unit, or
other modules. Please consult
your local Mitsubishi
representative.
BFFE
CPU monitoring timer time out The CPU monitoring timer timed out.
Check the operation of the
target station.
target station.
C000 to
CFFF
An error detected in an Ethernet interface module
Take a corrective action, referring to the troubleshooting description in the Ethernet Interface Module User's Manual.
Take a corrective action, referring to the troubleshooting description in the Ethernet Interface Module User's Manual.
D000 to
DFFF
An error detected in CC-Link IE Field Network
Take a corrective action, referring to the troubleshooting description in the CC-Link IE Field Network User's Manual.
Take a corrective action, referring to the troubleshooting description in the CC-Link IE Field Network User's Manual.
E000 to
EFFF
An error detected in CC-Link IE Controller Network
Take a corrective action, referring to the troubleshooting description in the CC-Link IE Controller Network Reference Manual.
Take a corrective action, referring to the troubleshooting description in the CC-Link IE Controller Network Reference Manual.
F000 to
FFFF
An error detected in a MELSECNET/H and MELSECNET/10 network system
Take a corrective action, referring to the troubleshooting description in the MELSECNET/H or MELSECNET/10 Network System Reference
Manual.
Take a corrective action, referring to the troubleshooting description in the MELSECNET/H or MELSECNET/10 Network System Reference
Manual.