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Home >> Infiniti >> 2006 >> M35 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Audio, Visual, Navigation & Telephone System) >> Navigation System >> Color of RGB Image is Not Proper (Only NAVI Screen Looks Yellowish)
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Color of RGB Image is Not Proper (Only NAVI Screen Looks Yellowish)

WARNING: This page is about a different car, the 2006 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK RGB HARNESS 
    1. Turn ignition switch OFF.
    2. Disconnect NAVI control unit connector B152 and display control unit connector M95.
    3. Check continuity between NAVI control unit and display control unit.
    4. Check continuity between NAVI control unit and ground.
      • When the screen looks yellowish. 
        TERMINALS CONTINUITY DESCRIPTION

        Terminals Continuity
        B A
        Connector Terminal Connector Terminal
        NAVI control unit: B152 46 Display control unit: M95 48 Yes
        47 45
        TERMINALS CONTINUITY DESCRIPTION

        Terminals Continuity
        B -
        Connector Terminal
        NAVI control unit: B152 46 Ground No
        47
        Fig 1: Identifying Continuity Between NAVI Control Unit And Ground
        G04137074Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK : GO TO 2.
    • NG : Repair harness or connector.
  2. CHECK RGB SIGNAL 
    1. Connect NAVI control unit connector and display control unit connector.
    2. Turn ignition switch ON.
    3. Display "Color bar" by "CONFIRMATION/ADJUSTMENT" mode.
    4. Check signal between NAVI control unit connector B151 terminal 46 and 47 with CONSULT-II or oscilloscope.
      • When the screen looks yellowish. 

        Voltage signal between NAVI control unit connector B151 terminal 46 and 47.

        46 - 47 : Refer to " TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT  ". 

        Fig 2: Identifying Signal Between NAVI Control Unit Connector B151 Terminal 46 And 47
        G04137075Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG