LR3/Disco 3
Connector C2115 Pinout Table
Tuner
The IHU incorporates a AM (amplitude modulation) /FM (frequency modulation) tuner which allows for 18 FM (frequency
modulation) pre-sets and 12 AM (amplitude modulation) (6 MW and 6 LW) pre-set stations to be stored in the IHU
memory. The radio tuner also incarcerates the following radio functions:
Auto tune
Traffic announcements (TA)
RDS (radio data system) EON function
Seek station
Tune up/down
1
Ground
-
2
Not used
-
3
Not used
-
4
Not used
-
5
Not used
-
6
Not used
-
7
Steering wheel switch ground
-
8
Infotainment relay switch
Output
9
CAN (controller area network) +
Input
10
CAN (controller area network) -
Output
11
Battery voltage
Input
12
Antenna power
Output
13
Not used
-
14
Not used
-
15
Not used
-
16
Not used
-
17
Not used
-
18
Steering wheel switch reference voltage
Output
CAN (controller area network) +
Input
CAN (controller area network) -
Output
Pin No
Description
Input/Output
1
Not used
-
2
Not used
-
3
Phone +
Output
4
Not used
-
5
Phone -
-
6
Aux Screen
-
7
Right aux Jack plug input
Input
8
Left aux Jack plug input
Input
9
Not used
-
10
Not used
-
11
Not used
-
12
Audio Ground
-
