Sinumerik Alarm 300765 Axis %1 drive %2 measurement of DC link voltage not possible
Parameters:
%1 = NC axis number
%2 = Drive number
Definitions:
If the fixed voltage MD 1161: $MD_FIXED_LINK_VOLTAGE(DC link fixed voltage) = 0, no DC link measurement is possible because the hardware version is wrong. The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY (channel not ready).
Reactions:
– NC not ready.
– Channel not ready.
– Channel not ready.
– NC Stop on alarm.
– NC Start disable in this channel.
– The NC switches to follow-up mode.
– Alarm display.
– Interface signals are set.
Remedy:
Please inform the authorized personnel/service department. Enter a value greater than zero in the machine data MD 1161: $MD_FIXED_LINK_VOLTAGE (DC link fixed volt- age), or order a new hardware version of the control module.
Program Continuation:
Clear alarm with the RESET key in all channels. Restart part program.
References
- Siemens Diagnostics Guide by Siemens