14 Test Operation, Adjustment, Maintenance and Troubleshooting
14.6 Judgment by Error Codes and Representation of Error Codes
217
FX
3G
Series Programmable Controllers
User's Manual - Hardware Edition
11
H
igh-Speed
C
ounters
12
O
utpu
t Wi
ring
13
Wi
ring for
Va
rious U
ses
14
Te
st R
un,
M
ain
tenanc
e,
Troub
le
shooting
15
Input/O
utput
Pow
ere
d
Extens
ion U
nit
s
16
Input/Output
Ex
tension
Blocks
17
Extensi
on
Pow
er Suppl
y
Un
it
18
O
ther Ex
tensi
on
Un
its
an
d
O
pti
ons
19
Displ
ay
Modul
e
20
Te
rmi
nal Block
PLC hardware error [M8061(D8061)]
6107
Stops
operation
System configuration error
Check the number of the connected special function blocks.
For certain special function blocks, the connectable number is
limited.
PLC/PP communication error (D8062)
0000
—
No error
6201
Continues
operation
Parity, overrun or framing error
Check the cable connection between the programming panel
(PP) / programming device and the PLC. This error may occur
when a cable is disconnected and reconnected during PLC
monitoring.
6202
Communication character error
6203
Communication data sum check error
6204
Data format error
6205
Command error
Serial communication error 1 [M8063(D8063)]
0000
—
No error
6301
Continues
operation
Parity, overrun or framing error
•
Ethernet
communication,
inverter
communication,
computer link and programming:
Ensure the parameters are correctly set according to their
applications.
•
N:N network, parallel link, MODBUS communication, etc.:
Check programs according to applications.
•
Remote maintenance:
Ensure modem power is ON and check the settings of the
AT commands.
•
Wiring:
Check the communication cables for correct wiring.
6302
Communication character error
6303
Communication data sum check error
6304
Communication data format error
6305
Command error
6306
Communication time-out detected
6307
Modem initialization error
6308
N:N network parameter error
6309
N:N Network setting error
6312
Parallel link character error
6313
Parallel link sum error
6314
Parallel link format error
6320
Inverter communication error
6321
MODBUS communication error
6340
Special adapter connection error
Check connection of the special adapter.
Parameter error [M8064(D8064)]
0000
—
No error
6401
Stops
operation
Program sum check error
STOP the PLC, and correctly set the parameters.
6402
Memory capacity setting error
6403
Latched device area setting error
6404
Comment area setting error
6405
File register area setting error
6406
Special unit (BFM) initial value setting, positioning instruction
setting sum check error
6407
Special unit (BFM) initial value setting, positioning instruction
setting error
6409
Other setting error
6420
Special parameter sum check error
•
STOP the PLC, and correctly set the special parameters.
•
Set special parameters correctly, turn OFF the power, and
then turn ON the power.
6421
Special parameters setting error
•
Check the contents of the special parameter error code
(D8489), confirm troubleshooting for special adapters/
special blocks, and set special parameters correctly.
•
Set special parameters correctly, turn OFF the power, and
then turn ON the power.
Error
code
PLC
operation
at error
occurrence
Contents of error
Action
