Sinumerik Alarm 4076 %1 Machine data could not be altered with permission level %2
%1 = Number of MDs
%2 = Reset access authorization
On executing a TOA file or when writing data from the part program an attempt has been made to write data with a higher protection level than the access authorization currently set in the control. The data in question have not been written and program execution is continued without hindrance. This alarm is issued on acknowledging the alarm EXBSAL_MD_PERMISSION_DENIED. It can be cleared only with Power On.
– Alarm display.
– NC Start disable in this channel.
Please inform the authorized personnel/service department.Set the required access level by means of key switch or password entry or delete the machine data concerned from the MD file/part program.
Switch control OFF – ON.
- Siemens Diagnostics Guide by Siemens