MMI Navigation Information Electronics Control Module 1 (J794), 7T2, Connectors
MMI Navigation Information Electronics Control Module 1 (J794), 7T2, Connectors
Information Electronics Control Module 1 (J794)
1 Connection (DAB) Antenna Amplifier 3 (R112) ( Digital Radio Antenna (R183) )
2 GPS Connection From Roof Antenna (R216)
3 Connection Block With Four Connectors
4 MOST Bus (T2aw)
5 4-pin Connector (T4z) To External Audio Source Connection (R199)
6 4-pin Connector (T4df) To Front Information Display Control Head (J685)
7 Antenna Connection (AM/FM/FM2)
• Unlisted connector terminals are not used.
3 - Connection Block With Four Connectors
A - 8-pin Connector (T8e)
1. Right rear speaker (+)
2. Right front speaker (+)
3. Left front speaker (+)
4. Left rear speaker (+)
5. Right rear speaker (-)
6. Right front speaker (-)
7. Left front speaker (-)
8. Left rear speaker (-)
B - 12-pin Connector (T12c)
1. Data to Multimedia System Control Head (E380).
2. Res BT multimedia system control head.
3. Not assigned
4. Microphone input wire (+) from the Microphone unit in front roof module (R164) ( left front microphone (R140) ).
5. FBAS wire (-) from Rearview camera system control module (J772).
6. Not assigned
7. Data to multimedia system control head.
8. Wake UP multimedia system control head.
9. Res HU to multimedia system control head.
10. Not assigned
11. FBAS wire (+) from the rearview camera system control module.
12. Microphone input (-) from microphone unit in front roof module ( left front microphone (R140) ).
C - 12-pin Connector (T12e)
All pins are connected to the External audio source connection (R199).
1. LF-In ground
2. Right LF-In
3. USB (+5 volt)
4. USB (ground)
5. iPod (ACC Power)
6. Detect
7. Left LF-In
8. LF-In ground shielding
9. FBAS wire (+)
10. FBAS wire (-)
11. iPod data
12. iPod data
D - 8-pin Connector (T8f)
9 Subwoofer (R211)
10 Center speaker (R208)
13 Subwoofer (R211)
14 Center speaker (R208)
17 Terminal 31
18 Terminal 30
E - 12-pin Connector (T12d)
7 Ring-break diagnostic cable
4 - MOST bus (T2aw)
1. Output
2. Input
5 - 4-pin Connector (T4z)
All pins are connected to the External audio source connection (R199).
1. D (+)
2. iPod recognized
3. D (-)
4. Ground
6 - 4-pin Connector (T4df)
All pins are connected to the Front information display control head (J685).
1. LVDS (-)
2. LIN
3. LVDS (+)
4. Ground