| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | E | Signal Communication line data link RXD | GPS receiver |
| | | |
| 2 | E | Signal Communication line data link TXD | GPS receiver |
| | | |
| 3 | E | GPS receiver power | GPS receiver |
| | | |
| 4 | E | GPS receiver Ground | GPS receiver |
| | | |
| 5 | A | Navigation video signal, red | Video module |
| | | |
| 6 | A | Navigation video signal, green | Video module |
| | | |
| 7 | A | Navigation video signal, blue | Video module |
| | | |
| 8 | E/A | I-bus signal line | I-bus splice |
| | | |
| 9 | E | Terminal R | |
| | | |
| 10 | E | Terminal 30 | Terminal 30 splice |
| | | |
| 11 | E | Signal Communication line data link RXDN | GPS receiver |
| | | |
| 12 | E | Signal Communication line data link TXDN | GPS receiver |
| | | |
| 13 | E | Terminal R GPS receiver | GPS receiver |
| | | |
| 14 | | Not used | |
| | | |
| 15 | M | Shield | Video module |
| | | |
| 16 | E | Synchronisation signal | Video module |
| | | |
| 17 | A | Acoustic signal | Video module |
| | | |
| 18 | M | Acoustic signal Shield | Video module |
| | | |
| 19 | M | Ground | Ground point |
| | | |
| 20 | E | Speed signal | Connector, speedometer output signal X581 |
| | | |