Resources
Commodore PET 8250 is a version of 8050 drive equipped with double sided drives. There is also a low profile 8250LP drive.
| Component | 8050 (single sided) | 8250 (double sided) |
|---|---|---|
| Drives | Micropolis 1006-2 | Micropolis 1006-IV |
| Analog board | 8050008 (REV.B) | 8250025 (REV.A) |
| Digital board | 8050004 (REV.C) | the same |
| ROM | DOS 2.5 | DOS 2.7 |
Documents
Internals
Drive Units
Micropolis 1006-IV with two heads. Please compare to 1006-2 in 8050 drive.
Power Supply
This drive had filter capacitor on the AC mains (visible on the first picture). It needs to be removed, because it is likely to blow up.
Analog Board
Digital Board
Reassembly
