Commodore CBM 8050 Dual Drive repaired: test formatting floppy disk
Defects and replacement parts of the Commodore CBM 8050:
Defect:
Died - Status LED: RED (5 Flash) Zero page error.
Replacement parts:
1 x 6502
1 x 6532
1 x 6522
The connectors of write enable sensors are inserted incorrectly.
Missing +5v on the PCB of the sensor circuit.
Dirtiness in the write enable sensor drive 0
Cleaning floppy drive heads.
Cleaning strap of the floppy drive.
Removing the filter capacitor.
The Analog PCB of the Floppy Drive is not fixed properly.
The Locking screws of the external box are not original.
Lost the felt which push the Floppy Disk vs the head.
Disk is present (Switch Motor) dirty.
General Cleaning.
