Zenith 150-308 PSU

This is an external PSU for an Zenith data systems 286 Labtop.

Input: AC 120V/220V

Output: DC 16.5V 2A

Causes

 * Blown fuse
 * defective caps

Solutions

 * replace fuse (F1, 3A, 250V)
 * replace caps

Disassembly Notes
The four screws are hidden under the rubber feet.

Main Board
(above list is not complete, this is just what I replaced)