PWR/DATA
Lowrance 6 pin connector at the device.
The Lowrance X-49 is a combined fishfinder and GPS unit fitted with two proprietary connectors on the device body. The 6-pin PWR/DATA connector supplies power and carries speed and temperature sensor signals. The 4-pin sonar connector attaches to the transducer; only the pins listed below are covered.
| Pin | Description |
|---|---|
| 1 | Ground |
| 2 | Ground (Speed/Temp) |
| 3 | TEMP INPUT |
| 4 | SPEED INPUT |
| 5 | +12 V IN |
| 6 | +12 V OUT to SPEED/TEMP |
SONAR
Lowrance 4 pin sonar connector at the device.
| Pin | Description |
|---|---|
| 1 | Ground (shield) |
| 2 | |
| 3 | Center Crystal (center conductor) |
| 4 |
Notes
Pin numbers refer to the connectors on the device; pins not listed are unused.