In case the power supply in PC1002-A3 (functioning the same as PP2004-A1) detects an error e.g. 'battery fault' when the batteries are switched off, the internal buzzer of the power supply becomes active, the yellow 'Fault' LED lights up and the error message E29 (configuration error) is displayed.

The yellow 'Fault' LED still lights up and the error message E29 is still displayed when the error is fixed.

Follow the below steps to reset the error manually:

  • No more errors are present.
  1. Press the arrow up and down button.
  • The buzzer is silenced while the error message E29 is still displayed.
  1. Press the arrow up and down button again.
  • The power supply beeps while the error message E29 is still displayed.
  1. Press and hold the arrow up and down button for about 5 s.
  • The yellow 'Fault' LED is off and the error message E29 is reset.

Follow the below steps to reset the error using the Merawex tool 'Mera3':

  • No more errors are present.
  1. Connect the SV to the PC via a USB cable.
  1. Start the tool 'Mera3'.
  1. Clear the error message E29.
  • The yellow 'Fault' LED is off and the error message E29 is reset.

Refer to the Error list for power supply in PC1002 to get the detailed list for errors.