Seamless switcher 812HA RS232 code
| Input 1 | 0x30 0x30 0x30 | Input 8 | 0x30 0x30 0x37 |
| Input 2 | 0x30 0x30 0x31 | 2.1CH | 0x30 0x30 0x38 |
| Input 3 | 0x30 0x30 0x32 | 5.1CH1 | 0x30 0x30 0x39 |
| Input 4 | 0x30 0x30 0x33 | 7.1CH1 | 0x30 0x30 0x40 |
| Input 5 | 0x30 0x30 0x34 | Quadrille 1 | 0x30 0x30 0x41 |
| Input 6 | 0x30 0x30 0x35 | Quadrille 2 | 0x30 0x30 0x42 |
| Input 7 | 0x30 0x30 0x36 | Octagon | 0x30 0x30 0x43 |