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MELSEC-Q
11 TROUBLESHOOTING
Error Code List (Continued)
LED Status
Error Code
(SD0)
1
Error Messages
Common
Information
(SD5 to 15)
1
Individual
Information
(SD16 to 26) 1
RUN ERROR
Operating
Statuses of
CPU
Diagnostic Timing
When an END instruction is
executed.
3301
At power ON/Reset/
3302
SP. PARA. ERROR File name Parameter number Off Flicker Stop
STOP
RUN
3303 SP. PARA. ERROR File name/drive name Parameter number Off Flicker Stop
At power ON/Reset/
STOP
RUN
3400
3401
REMOTE PASS.
ERROR
——— ——— Off Flicker Stop
At power ON/Reset/
STOP
RUN
4000
4001
4002
4003
4004
INSTRCT CODE ERR. Program error location ——— Off Flicker Stop
At power ON/Reset/
STOP
RUN
4010 MISSING END INS. Program error location ——— Off Flicker Stop
4020
4021
CAN'T SET (P) Program error location ——— Off Flicker Stop
4030 CAN'T SET (I) Program error location ——— Off Flicker Stop
At power ON/Reset/
STOP
RUN
4100
4101
Program error location ———
Stop/
continue
2
Program Program error location
Stop/
Continue
2
4102
4103
Program error location ———
Stop/
continue
2
Program Program error location
Stop/
Continue
2
4107
4108
4109
OPERATION ERROR
Program error location ———
Off/On Flicker/On
Stop/
continue
2
When instruction is executed
4200 FOR NEXT ERROR Program error location ——— Off Flicker Stop When instruction is executed
4201 FOR NEXT ERROR Program error location ——— Off Flicker Stop When instruction is executed
1 Characters in parentheses ( ) indicate the special register numbers where individual information is being stored.
2 The CPU module operation status when an error occurs can be set at the parameters.
(LED display will change accordingly.)