Magellan 315 GPS - PC 9 pin serial

pinout

The Magellan 315 has a NMEA output, which can also use the RS232 voltages. The PC cable is a straight through, wired:

9 pin D-SUB female connector  to the computer

Name Pin Pin Name +V 1 - - -V 3 5 Signal Groung TD - Transmit Data 2 3 Transmit Data Receive Data 4 2 Receive Data

4 pin Magellan special connector  to the GPS

Source:www.pinouts.ru