Operating displays of the 7-segment display on the MDP90A.. power supply module

Displays in normal operation

Display

Description

State

Remark/action

rd

Ready for operation (ready)

No error/warning: VDCL ≥ 100 V

Status information

hi/dC
flashing

Not ready for operation

DC link voltage is above 60 V, but no line voltage detected

Status information

Displays of different device states

Display

Description

State

Remark/action

00

DC link voltage is less than 100 V

24 V backup mode

  • Check the grid.

b0

Device starts (boots)

Device starts (boots, module bus is initialized)

  • Wait until the boot procedure has completed.
  • If axis modules signal "Co-module bus not ready", check the module bus connection.
  • If the device remains in this state, the device is defective.