Main purpose: Connection

PINS DESCRIPTION

Pin no.	Signal type	Description
10	+30
20	Ground
4, 5	Microphone
1, 2	GPS or AMPS antenna
1	O-bus	Reception. Own connection
2	O-bus	Transmission. Own connection

Fig 1: Identifying Fuse Location

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Wiring diagram

Fig 2: Navigation Unit Wiring Diagram

Courtesy of SAAB-SCANIA OF AMERICA, INC.