MOST Audio Gateway: Difference between revisions

From W220 S-Class Encyclopedia
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== Connectors ==
== Wiring diagram ==
<!-- pe82.60-p-2101-99sd -->
 
{|
{|
|[[File:W220_A2208702889_MOST_socket.jpg|thumb|none|MOST and MQS 4-pin plug socket.]]
|[[File:W220_A2208702889_MOST_socket.jpg|thumb|none|MOST and MQS 4-pin plug socket.]]
|[[File:W220_A2208702889_audio_sockets.jpg|thumb|none|Audio output sockets.]]
|[[File:W220_A2208702889_audio_sockets.jpg|thumb|none|Audio output and power sockets.]]
|[[File:W220_A2208702889_antenna_sockets.jpg|thumb|none|Antenna sockets.]]
|[[File:W220_A2208702889_antenna_sockets.jpg|thumb|none|Antenna sockets.]]
|}
|}
=== MOST + MQS 4-pin connector ===
[[File:MOST_MQS_4-pin_connector_diagram.jpg|200px]]
[[MOST]] 2-pin plug (A0025459040) and MQS 4-pin plug (A0025458440) is used inside MOST and MQS 4-pin housing (A0005458430).
MOST housing:
* 1 MOST in
* 2 MOST out
MQS 4-pin housing:
* 1 (yellow/black) - Mute (Telephone mute connector sleeve)
* 2 (brown/red) - CAN-B H (Left voltage distributor (CAN) connector)
* 3 (blue/black) - MOST wakeup
* 4 (brown) - CAN-B L (Left voltage distributor (CAN) connector)
=== Audio output connector ===
{|
|[[File:W220_A2205453728_AGW_14-pin_bushing_housing.jpg|thumb|none|14-pin bushing housing (A2205453728).]]
|[[File:A0135451426_contact_spring.jpg|thumb|none|100px|Contact spring for 14-pin bushing housing (A0135451426).]]
|}
* 1 (blue) - (+) Bass module speaker speaker connector (pin 2)
* 2 (blue/white) - (-) Bass module speaker connector (pin 1)
* 3 (blue/yellow) - (+) Center cockpit speaker connector (pin 2) through Cockpit wiring harness and FFS [RBA] connector (pin 4)
* 4 (brown) - (-) Center cockpit speaker connector (pin 1) through Cockpit wiring harness and FFS [RBA] connector (pin 3)
* 5 (grey/green) - (+) Center cockpit speaker connector (pin 2)
* 6 (grey/white) - (-) Center cockpit speaker connector (pin 1)
* 7 (green) - (+) Left front door speaker group connector (pin 2)
* 8 (brown/green) - (-) Left front door speaker group connector (pin 1)
* 9 (pink) - (+) Left rear door speaker group connector (pin 2)
* 10 (brown/pink) - (-) Left rear door speaker group connector (pin 1)
* 11 (white) - (+) Right rear door speaker group connector (pin 2)
* 12 (brown/white) - (-) Right rear door speaker group connector (pin 1)
* 13 (black) - (+) Right front door speaker group connector (pin 2)
* 14 (brown/black) - (-) Right front door speaker group connector (pin 1)
=== Power connector ===
{|
|[[File:W220_A2205453928_bass-box_speaker_4-pin_plug_housing.jpg|thumb|none|4-pin plug housing (A2205453928).]]
|[[File:A0135451426_contact_spring.jpg|thumb|none|100px|Contact spring for 4-pin plug housing (A0135451426).]]
|}
* 1 (blue) -  Rear window antenna amplifier module connector (pin 2)
* 2 - unused
* 3 (brown) - Ground (left wheelhouse in luggage compartment)
* 4 (red/yellow) - Fuse 24 left fuse box
=== Antennas ===
* (black) - Rear window antenna amplifier module (pin B)
* (black) - Rear window antenna amplifier module (pin C)

Revision as of 00:17, 29 April 2015

Function

Location

Part Numbers

For vehicles except option code 529 (Japan) and 530 (USA):

Part No. Notes
A2208271142 To date 20/01/2004
A2208701789 From date 20/01/2004 (replaced by A2208702889)
A2208702889 From date 20/01/2004

For vehicles with optin code 530 (USA), 625 (Australia) and K08 (radio frequencies for South Africa):

Part No. Notes
A2208271242 From date 28/10/2003 to 20/01/2004 (replaced by A2208701889),
A2208701889 From date 28/10/2003 (replaced by A2208702989)
A2208702989 From date 28/10/2003

Wiring diagram

MOST and MQS 4-pin plug socket.
Audio output and power sockets.
Antenna sockets.

MOST + MQS 4-pin connector

MOST 2-pin plug (A0025459040) and MQS 4-pin plug (A0025458440) is used inside MOST and MQS 4-pin housing (A0005458430).

MOST housing:

  • 1 MOST in
  • 2 MOST out

MQS 4-pin housing:

  • 1 (yellow/black) - Mute (Telephone mute connector sleeve)
  • 2 (brown/red) - CAN-B H (Left voltage distributor (CAN) connector)
  • 3 (blue/black) - MOST wakeup
  • 4 (brown) - CAN-B L (Left voltage distributor (CAN) connector)

Audio output connector

14-pin bushing housing (A2205453728).
Contact spring for 14-pin bushing housing (A0135451426).
  • 1 (blue) - (+) Bass module speaker speaker connector (pin 2)
  • 2 (blue/white) - (-) Bass module speaker connector (pin 1)
  • 3 (blue/yellow) - (+) Center cockpit speaker connector (pin 2) through Cockpit wiring harness and FFS [RBA] connector (pin 4)
  • 4 (brown) - (-) Center cockpit speaker connector (pin 1) through Cockpit wiring harness and FFS [RBA] connector (pin 3)
  • 5 (grey/green) - (+) Center cockpit speaker connector (pin 2)
  • 6 (grey/white) - (-) Center cockpit speaker connector (pin 1)
  • 7 (green) - (+) Left front door speaker group connector (pin 2)
  • 8 (brown/green) - (-) Left front door speaker group connector (pin 1)
  • 9 (pink) - (+) Left rear door speaker group connector (pin 2)
  • 10 (brown/pink) - (-) Left rear door speaker group connector (pin 1)
  • 11 (white) - (+) Right rear door speaker group connector (pin 2)
  • 12 (brown/white) - (-) Right rear door speaker group connector (pin 1)
  • 13 (black) - (+) Right front door speaker group connector (pin 2)
  • 14 (brown/black) - (-) Right front door speaker group connector (pin 1)

Power connector

4-pin plug housing (A2205453928).
Contact spring for 4-pin plug housing (A0135451426).
  • 1 (blue) - Rear window antenna amplifier module connector (pin 2)
  • 2 - unused
  • 3 (brown) - Ground (left wheelhouse in luggage compartment)
  • 4 (red/yellow) - Fuse 24 left fuse box

Antennas

  • (black) - Rear window antenna amplifier module (pin B)
  • (black) - Rear window antenna amplifier module (pin C)
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