Mitsubishi Electric QJ71LP21 Reference Manual page 262

8 TROUBLESHOOTING
Error Code
Error Messages
*1
(SD0)
2120
2121
2122
2124
SP. UNIT LAY ERR.
2125
2126
2150
SP. UNIT VER.
ERR.
2151
2200 MISSING PARA.
*1 : Characters in parentheses ( ) indicate the special register numbers where individual information is being stored.
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Table8.2 Error code
Common Information Individual Information
(SD5 to 15) (SD16 to 26)
----
Unit No.
Unit No.
Unit No.
Drive Name
LED Status
RUN ERROR
---- Off Flicker
---- Off Flicker
---- Off Flicker
---- Off Flicker
---- Off Flicker
MELSEC-Q
Operating
Statuses of Diagnostic Timing
CPU
At power ON/At
Stop
reset
At power ON/At
Stop
reset
At power ON/At
Stop
reset
At power ON/At
Stop
reset
At power ON/At
Stop
reset
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