Owner manual / Language unknown
PDF / scanned, via digital-watch.com
SHA-256 967d13052d928744921ea716b2d73ca930f02e3fe0b23200c37e8018150ce618
Manuals for module A257, with owner, setting, service, and warranty documents labeled separately when present.
| Model | Released |
|---|---|
| A257-5009 | 1980 |
| A257-5020- AKA [silverwave] | 1980 |
| A257-5010 | 1981 |