Radio/Navigation Display Unit Control Module -J503-: Removing

-- Switch off the ignition and all electrical consumers and remove the ignition key.

-- Remove the instrument panel center frame. Refer to Removal and Installation .

-- Remove the screws -arrows- from the Radio/Navigation Display Unit Control Module -J503- -1-.

Fig 1: Identifying Radio/Navigation Display Unit Control Module

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-- Pull out the Radio/Navigation Display Unit Control Module -J503- -1- out of the installation slot just far enough until the connectors on the back are accessible.

Connectors -1- through -6- :

Fig 2: Connectors -1- Through -6-

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1. Connector, Quad Block
2. Connector, Navigation Antenna
3. Connector, Radio Antenna
4. Connector, Radio Antenna
5. Connector for Video Signals
6. Connector, DAB (Digital Audio Broadcasting)/satellite tuner antenna

-- Squeeze the tabs on the connector -arrows-.

Fig 3: Squeeze The Tabs On The Multi-Pin Connector

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-- Move the locking bracket in direction of the -arrow-. The connector will be pushed out at the same time.

Fig 4: Move The Retainer In Direction Of The -Arrow-

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-- Push the retainer -A- onto the audio/video connector and move the mount in direction -B-. The connector will be pushed out at the same time.

Fig 5: Push The Retainer -A- Onto The Audio/Video Connector

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-- Unlock the antenna connections -arrows- and disconnect the connectors.

Fig 6: Unlock The Antenna Connections

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