






Resources
Wiki
Operator’s Manual
Interfacing and Programming Manual
HP Museum
Please check out HP 85B computer and HP 9121 floppy disk drive.
Internals
Panel Base


Transformer and Motors



Control Panel


Reassembly













Some Dirt








Wiki
Operator’s Manual
Interfacing and Programming Manual
HP Museum
Please check out HP 85B computer and HP 9121 floppy disk drive.