The DFX-8000 has three 8-position DIP switches. These switches are located at the lower front cover of the printer under a small access door.
| Switch | ON | OFF |
| SW 2-1 | User Defined Character Set | ROM Character set |
| SW 2-2 | Normal Draft | High Speed Draft |
| SW 2-3 | 7 Bit serial word length | 8 Bit serial word length |
| SW 2-4 | CR Produces CR + LF | CR Only |
| Switch | ON | OFF |
| SW 3-1 Input Buffer | Valid | Invalid |
| SW 3-2 Page Length | 12 inches | 11 inches |
| SW 3-3 1-inch skip over perf | Valid | Invalid |
| SW 3-4 Paper Memory | Memory 2 | Memory 1 |
| Switch | ON | OFF |
SW 3-5 Overlapping Multi-part forms | Valid | Invalid |
SW 3-6 Multi-part forms with labels | Valid | Invalid |
| SW3-7 Ski over binding | ON | OFF |
| SW 3-8 Handshaking protocol | X-on/X-off | DTR |