Mitsubishi Q01CPU User Manual page 453

12
TROUBLESHOOTING
Error
Code Error Contents and Cause
(SD0)
The count of remote password
2700
mismatches reached the upper limit.
Time setting failed when the
2710 programmable controller was powered
ON or reset.
*3 The function version is B or later.
*4 The function version is A.
*5 The module whose first 5 digits of serial No. is 04101 or later.
*6 The module whose first 5 digits of serial No. is 09012 or later.
*7 The Universal model QCPU except the Q02UCPU.
*8 This applies to the QnUDE(H)CPU.
*9 The module whose first 5 digits of serial No. is 10042 or later.
Corrective Action
Check for illegal accesses. If any illegal
access is identified, take actions such
as disabling communication of the
connection.
If no illegal access is identified, clear
the error and perform the following.
(Clearing the error also clears the count
of remote password mismatches.)
• Check if the remote password sent is
correct.
• Check if the remote password has
been locked.
• Check if concurrent access was
made from multiple devices to one
connection by UDP.
• Check if the upper limit of the remote
password mismatch count is too low.
• Check if the time setting function is
set up correctly.
• Check if the specified SNTP server is
operating normally, or if any failure
has occurred on the network
connected to the specified SNTP
server computer.
12.3 Error Code List
12.3.4 Error code list (2000 to 2999)
9
Corresponding
CPU
10
*8
QnU
11
12
*8
QnU
12
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