I brought the VAX / VAXserver 4000 Model 300 back to life. The issue with the Power Supply Unit should be solved.

Part 1: [ Ссылка ]
Part 2: [ Ссылка ]

German Version: [ Ссылка ]

@JeffGeerling [ Ссылка ]
@AaronJackson1 Blog-Entry: [ Ссылка ]

Chapters:
0:00 Intro
0:34 Preface
5:53 Presentation of the PSU and First Attempt
13:23 Second Attempt (Capacitors)
15:57 Third Attempt (MOSFET)
17:15 Starting the Machine

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