Siemens A015 fault code meaning
Siemens / A015
Series: 6RA70
Simolink start start
DC drive
Meaning: Start. Start (valid in all run statuses). Although the board has been initialized, telegram exchange is still not possible (parameters are not configured correctly on all nodes, or the boards are connected via fiber-optic cables but a ring has not yet been formed).
Possible causes
Source: 6ra70_c P439