Mitsubishi Electric GT1695M-XTBD User Manual page 445

Error
Error message
code
Memory cassette is write-
411 protected. Check the
memory cassette.
Cannot read/write device
412 protected by keyword.
Remove keyword.
E71 specification is
420
ASCII.
E71 is set as read-only.
421
Clear setting.
Not communicating
422 between CPU and E71.
Confirm CPU error.
Insufficient network table
423 information. Add station
no.
Same sta. on GOT &
project data. Review
424
communication
parameter.
Action
The memory cassette installed in the PLC CPU is EPROM or
2
E PROM, and it is in a protected status.
Confirm the memory cassette installed in PLC CPU.
The key word is set in PLC CPU.
Cancel the key word.
[ASCII code] is selected in [Ethernet operations] of the PLC
side setting.
Select [Binary code].
The Ethernet module on the PLC side is set in read-only.
Set the Ethernet module on the PLC side to write-enabled.
PLC CPU error. Communication between PLC CPU and the
PLC side Ethernet module impossible.
Confirm whether there is error in PLC CPU by GX Developer
etc. (Confirm buffer memory)
The station number set in the project data and the station
number set in the switching station No. device do not exist in
the Ethernet setting of GT Designer2.
1. Add the station number set in the project data to the
Ethernet setting of GT Designer2.
2. When using the station No. switching function, check the
data of the switching station No. device.
When the station number specified in the switching station
No. device is not set in the Ethernet setting, add the
station number to the Ethernet setting.
When the station number does not exist in the system,
change the data of the switching station No. device.
(Set the station number so that it becomes the same as
the station number of the PLC side Ethernet module set in
the parameter setting of GX Developer.)
The station number set in the GOT's utility is the same as the
station number set in the Ethernet setting of GT Designer2
(the station number of the PLC side Ethernet module) or in
the project data.
Check the following contents so that the multiple station
numbers should not be the same.
1. Check the GOT's station number in the GOT's utility.
2. Check the station number set in the project data.
3. Check the station number set in the Ethernet setting.
(Set the station number so that it becomes the same as
the station number of the PLC side Ethernet module set in
the parameter setting of GX Developer.)
4. When using the station No. switching function, check the
data of the switching station No. device.
16.3 Error Message and System Alarm
16.3.2 List of error message/system alarm
9
Channel
No.
storage
10
11
12
13
14
15
16
16
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