 Owner's Manual for Mac OS X USA-19HS USB Serial Adapter 933019 (English) | 1.4 MB |
| Owner's Manual for Mac OS 8.6 - 9.X USA-19HS USB Serial Adapter 933020 (English) | 580.53 KB |
| Owner's Manual for USA-19HS Windows v3.7S 933021 (English) | 1.5 MB |
| Owner's Manual for Windows v3.4 USA-19HS USB Serial Adapter 933022 (English) | 592.53 KB |