Mitsubishi Electric FX3G SERIES Programming Manual page 887

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Error PLC operation at
code error occurrence
PLC hardware error [M8061(D8061)]
6103
6104
6105
6106
6107 Stops
operation
6112
6113
6114
6115
PLC/PP communication error (D8062)
Serial communication error 0 [M8062 (D8062)]
⎯
0000
6201
6202
6203
6204
Continues
6205
operation
6230
Contents of error
I/O bus error (M8069 = ON)
Powered extension unit 24 V failure (M8069 = ON)
Watchdog timer error
I/O table creation error (CPU error)
System configuration error
Changed settings for the built-in CC-Link/LT special
function block cannot be written to the attached flash
memory cassette.
Changed settings for the built-in CC-Link/LT special
function block cannot be written to the attached write-
protected flash memory cassette.
CC-Link/LT settings cannot be written to the built-in CC-
Link/LT special function block.
A built-in CC-Link/LT special function block EEPROM
writing time-out error occurred, or the built-in CC-Link/LT
special function block configuration could not be
completed normally in self CONFIG mode.
No error
Parity, overrun or framing error
Communication character error
Communication data sum check error
Data format error
Command error
• FX /FX Series PLC
3U 3UC
Memory cassette write error
38 Error Check Method and Error Code List
38.4 Error Code List and Action
Action
Verify that extension cables are correctly connected.
Confirm user program.
The scan time exceeds the value stored in D8000.
• When turning the power ON to the main unit, a 24V
power failure occurs in a powered extension unit. (The
error occurs if the 24V power is not supplied for 10
seconds or more after main power turns ON.)
• When turning main power ON, I/O assignment to CC-
Link/LT (built into the FX
3UC
disabled.
Check the number of connected special function units/
blocks. Some special function units/blocks have a
connection number limit.
Verify that the memory cassette is installed
correctly.
Set the protect switch to OFF.
Set the configuration again.
If the problem persists, something may be malfunctioning
inside the PLC. Consult your local Mitsubishi Electric
representative.
Confirm the cable connection between the programming
panel (PP)/programming device and the PLC. This error
may occur when a cable is disconnected an reconnected
during PLC monitoring.
When the memory cassette is used, check whether it is
mounted correctly.
If the problem persists, something may be malfunctioning
inside the PLC. Consult your local Mitsubishi Electric
representative.
31
32
33
-32MT-LT(-2) PLC) is
34
35
36
37
38
A
B
885