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Home >> Infiniti >> 2010 >> EX35 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual, Navigation System >> BOSE Audio With Navigation >> Component Diagnosis >> RGB Synchronizing Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect display unit connector and AV control unit connector.
    3. Check continuity between display unit harness connector and AV control unit harness connector.
      CONTINUITY REFERENCE CHART

      Display unit AV control unit Continuity
      Connector Terminal Connector Terminal
      M75 19 M88 65 Existed
    4. Check continuity between display unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      Display unit Ground Continuity
      Connector Terminal
      M75 19 Not existed

      Is inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

  2. CHECK RGB SYNCHRONIZING SIGNAL
    1. Connect display unit connector and AV control unit connector.
    2. Turn ignition switch ON.
    3. Check signal between display unit harness connector and ground.
      SIGNAL REFERENCE CHART

      (+) (-) Condition Reference value
      Display unit
      Connector Terminal
      M75 19 Ground Start confirmation/adjustment mode, and then display color bar by selecting "Color Spectrum Bar" on DISPLAY DIAGNOSIS screen.
      G04879209Courtesy of NISSAN MOTOR CO., U.S.A.

      Is inspection result normal? 

      YES: Replace display unit.

      NO: Replace AV control unit.

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