Mitsubishi Electric MELSEC iQ-R Series User Manual page 240

Error Error name
code
2441H Module major error
2442H Module major error
2443H Module major error
2450H Module major error
2460H Another CPU module
major error
2461H Another CPU module
major error
2462H Another CPU module
major error
2463H Another CPU module
major error
33 ERROR CODE LIST
238
33.1 Error Codes for Self-diagnostics
Error details and cause
• An error has been detected in the
intelligent function module when the
function was executed.
• An error was detected in the
intelligent function module when a
function was executed.
• An error was detected in the I/O
module or intelligent function module.
• A major error has been notified from
the intelligent function module
connected.
• The I/O module or intelligent function
module is not mounted properly or
was removed during operation.
• An error has been detected in another
CPU module during the initial
processing of the bus control.
• An error has been detected in another
CPU module when the function was
executed.
• An error has been detected in another
CPU module when the function was
executed.
• An error has been detected in another
CPU module.
Corrective action
• Take measures to reduce noise.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the error
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the error
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the error
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Check the connection status of the
extension cable.
• Check the detailed information
(system configuration information) of
the error by executing module
diagnostics using CW Configurator
and check the module corresponding
to the displayed slot number.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the error
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the host CPU
module or another CPU module
where the error has been detected.
Please contact your local Mitsubishi
Electric sales office or representative.
• Take measures to reduce noise.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the host CPU
module or another CPU module
where the error has been detected.
Please contact your local Mitsubishi
Electric sales office or representative.
• Take measures to reduce noise.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the host CPU
module or another CPU module
where the error has been detected.
Please contact your local Mitsubishi
Electric sales office or representative.
• Take measures to reduce noise.
• Reset the bus. If the same error code
is displayed again, the possible cause
is a hardware failure of the host CPU
module or another CPU module
where the error has been detected.
Please contact your local Mitsubishi
Electric sales office or representative.
Stop/ Diagnostic
continue timing
Stop/continue At instruction
execution
Stop/continue At module
access
Stop At module
access
Stop/continue Always
Stop Power-on,
hardware
reset, bus
reset
Stop/continue At instruction
execution
Stop/continue At fixed cycle
processing
execution
Stop Power-on,
hardware
reset, bus
reset