Mitsubishi Electric GT11 User Manual page 264

Error using list editor function on the link system
3
When the MELSEC-A list editor is used on the link system, the "PLC communication error (**)" may
appear.
In this case, check the error details and the corrective actions.
Error No.
2 Time-out error: No response to the request
Process cancel:
4 New process request was given to the list editor function while
the CPU is processing.
Sum check error:
5
A sum check error from the link communication has occurred.
PLC No. error:
16
There is no station corresponding to the PLC number.
19 This error may occur when the ACPU is reset during monitoring.
Remote error:
24 Although remote stop/pause is performed from the computer link
unit, remote run/stop is additionally performed.
Refer to the next page for error messages and actions.
25
After confirming the device value explained at the next page with the system monitor function, take action.
Link error:
32 While the slave station is monitoring the master station, the
master station is reset.
EEPROM failure:
34
The EEPROM, cannot be written due to EEPROM failure.
[Detailed description of error No. "25"]
If error number "25" appears, the following causes are possible. Check the details and the corrective
actions.
(1) When connected to the master station
Device
number
M9210
M9224
M9227
14 - 82
14.3 MELSEC-A List Editor
14.3.28 Error messages and corrective actions
Error message
Description
Link card error OFF : Normal
(for master station) ON : Error
OFF : Online
ON : Offline, station-to-
Link status
OFF : Not executed
ON : Forward loop test
Loop test status
Check the cable wiring.
Perform correct key operations on the GOT.
There may be noise interference.
Check the system again.
Check the PLC number setting.
Set the correct number.
Perform the monitor setting again.
Perform the remote run/stop/pause from either unit.
Perform the monitor setting again.
Replace the EEPROM with a new one.
The control depends on whether there is an error at the
hardware of the link card. The link card in the CPU link unit
is judged at the CPU. Replace the link unit.
The control depends on whether the master station itself is
online or offline, or in the station-to-station mode or the self-
station test, or self-
loopback mode. Check the mode switch.
loopback test
The control depends on whether the master station itself is
and reverse loop
executing the forward loop test or the reverse loop test.
test are being
executed.
Corrective action
Details