Vintage AST Premium Exec 386SX Motherboard 202390-002 I/O 202393-001 Parts

Description:

Vintage original AST Research motherboard and I/O daughterboard set, believed to be from an AST Premium Exec 386SX/20 laptop/computer system.

Includes:

Main motherboard — AST P/N 202390-002

I/O / port daughterboard — AST P/N 202393-001B

DB-25 and DB-9 ports

Original onboard components and connectors exactly as pictured

Condition: FOR PARTS OR REPAIR ONLY.

The main motherboard is not working. There are visible signs of age, oxidation/corrosion and previous wear in several areas of the board. The I/O daughterboard has not been independently tested.

No guarantee is made regarding any individual chips, ports, connectors or other components.

These boards may be useful for restoration, repair, replacement parts, or as donor boards for an AST Premium Exec 386SX system.

You will receive both boards shown in the photos. No other components are included. Please review all photos carefully for exact condition, part numbers and included items