Xerox Memorywriter 645S
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| This device is in the WorkNeeded:ReplacementParts category because it was flagged as missing information on replacement parts. If it has the original parts listed you may be able to search for replacements using the parametric searches available from parts distributors. If you have or make a list of replacement parts, please feel free to add them by copying the relevant table from EditorsToolbox:Tables | 
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Xerox Memorywriter 645S
| Preliminary Information | |
|---|---|
| Release Year | 1985 |
| Leak Risk | Low |
| Batteries | None |
| Mounting Technology | Through Hole, Sockets |
| Capacitor Types | Aluminum Electrolytic, Ceramic |
| Destructive Entry | No |
| Hardware Specifications | |
| Storage | 5.25" Single Sided Double Density Floppy Disks |
| Display Interface | Custom MDA-like TTL video |
Xerox word processor that is more computer than typewriter.
Known Issues
Floppy Drives Don't Work
Causes
- Shugart SA200 drives in this machine may have rubber belts fail for the drive motor
Solutions
- Replace belt
- Use different 5.25" Shugart interface compatible drive
Original Parts
Sugart SA200 Floppy Drives
- Motor Drive Belt: 11.8in x 3/16th
Replacement Parts
- TOO WIDE: Motor Drive Belt: 11.8in x 1/4th: http://shop.sdp-si.com/catalog/product/?id=A_6R19-30025
- TOO NARROW: Motor Drive Belt: 11.8in x 1/8th: https://www.elliottelectronicsupply.com/flat-rubber-drive-belts.html (FBS11.7)