Andreas Holz via cctalk writes:
- after trying to reboot the unit will be almost dead.
While pressing=20
the power on button the LEDs on the left upper side of the display will=20
be lit shortly, but nothing else will happen.
If this is happening with external 18 VDC applied, suspect any/all
of the electrolytic capacitors in the internal power converter.
I've never seen one of these inside, but given its age, those caps
stand a good chance of being replaceable without requiring a
microscope.
--lyndon