Operation Procedure

1. Turn ignition switch to the ON position.
2. Turn the audio unit off.
3. While pressing the "1" button, turn the volume control dial clockwise or counterclockwise 30 clicks or more. When the self-diagnosis mode is started, a short beep will be heard.
   Fig 1: Pressing "1" Button

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4. Initially, all display segments will be illuminated.
   Fig 2: Identifying Segments Display

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Version Check

1. Press the "DISP" switch to enter version diagnostics. "Soft" (audio software version) is displayed.
   Fig 3: Identifying Audio Software Version Display

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2. Press the "DISP" switch again to display the "Hard" (audio hardware version).
   Fig 4: Identifying Audio Hardware Version Display

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3. Press the "DISP" switch again to display the "CD Mech" (CD mechanism version).
   Fig 5: Identifying CD Mechanism Version Display

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4. Press the "DISP" switch again to display the "EEP" (audio unit EEPROM version).
   Fig 6: Identifying Audio Unit EEPROM Version Display

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5. Press the "DISP" switch again to display the "SDARS" (satellite radio version).
   Fig 7: Identifying SDARS Satellite Radio Version Display

   Courtesy of NISSAN MOTOR CO., U.S.A.