Mitsubishi Electric MELSEC-L SERIES Basic User Manual page 273

Error
Error description
code
• An extension file register cannot be
59
H
specified.
• The CPU module and the E71 cannot
communicate.
5B
H
• The CPU module cannot process a
request from a connected device.
• The communication time between the
60
CPU module and the E71 exceeded
H
the CPU monitoring timer value.
• In communications using a fixed
buffer, the remote password of the port
63
H
for the destination E71 is in the lock
status.
A0
H
The error details and how to troubleshoot the problem are the same as those for the error code stored in the buffer memory.
to
( Page 273, Section 16.7.3)
FFFF
H
Action
MC protocol
communications
• Correct the device
specification.
• Check the error code
appended to the end
code and correct the
error.
• Increase the CPU
monitoring timer
value.
• After unlocking the
remote password
using the MC
protocol, perform
communications
using a fixed buffer.
• Exclude ports used
for communications
using a fixed buffer
from the targets of the
remote password
check.
CHAPTER 16 TROUBLESHOOTING
Data communication type
Communications
using a fixed
buffer




Communications
using a random
access buffer

16
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