Siemens 300404 fault code meaning
Siemens / 300404
Series: SIMODRIVE 611D
Drive number mismatch in drive machine data
servo drive
Meaning: In the drive MD file loaded in a drive there is a drive number which does not correspond to this drive.
Possible causes
Source: SINUMERIK 840D/840Di/810D Diagnostics Manual 11/2006 (EN, Siemens official site) 2.3 SIMODRIVE ALARMS