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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
2100
2101
SP. UNIT LAY ERR. Unit/module No. ——— Off Flicker Stop At power ON/At reset
2102
2103
2104
2105
SP. UNIT LAY ERR. Unit/module No. ——— Off Flicker Stop At power ON/At reset
2106 SP. UNIT LAY ERR. Unit/module No. ——— Off Flicker Stop At power ON/At reset
2107
2108
2109 6
SP. UNIT LAY ERR. Unit/module No. ——— Off Flicker Stop At power ON/At reset
1 Characters in parentheses ( ) indicate the special register numbers where individual information is being stored.
6 This can only be detected in the redundant system standby system.