GXE2.0H/S
(DC Power unit) ALERT indicator is flashing:
Possible cause: START/STOP switch is in the START position when POWER button is pressed.

Turn START/STOP switch to STOP position then press POWER button.
Correction
Possible cause: START/STOP switch is in the START position when POWER button is pressed.
Turn START/STOP switch to STOP position then press POWER button.