IBM 7546 Common Devices

Power Supply

7546 Overview


7546 Overview (photos from ebay seller pcheaven201)

The 7546 Industrial Computer uses a modified Model 56/76 chassis. The front portion was extended to accommodate the front fan w/ filter and the lockable drive door.


Front view - very utilitarian.
Removable fan filter, lockable drive doors.

Side view

External drive bays -
possibly reused from Models 35/56/76?

Power switch area -
combined P/N and S/N?

Back side view -
clearly based on the Models 57/77

View of the planar I/O area -
matches Models 56/57

Note: The I/O breakout box visible on the last two photos is a 3rd-party accessory.

Content created and/or collected by:
Louis Ohland, Peter Wendt, William Walsh, David Beem, Tatsuo Sunagawa, Jim Shorney, Tim Clarke, Kevin Bowling, Tomáš Slavotínek, and many others.

Ardent Tool of Capitalism - MAD Edition! is maintained by Tomáš Slavotínek.
Last update: 23 Oct 2021 - Changes & Credits | Legal Info & Contact