Nissan Altima L32. Instruction — part 6
AV-16
< FUNCTION DIAGNOSIS >
[BASE AUDIO]
AUDIO SYSTEM (SEDAN)
Front door speakers
• Outputs audio signal from audio unit
• Outputs high, mid and low range sounds
Tweeters
• Outputs audio signal from audio unit
• Outputs high range sounds
Rear speakers
• Outputs audio signal from audio unit
• Outputs high, mid and low range sounds
Satellite radio tuner
• Receives radio signals from satellite antenna
• Sends audio signals to audio unit
Satellite antenna
Audio signal (satellite radio) is received and output to audio unit.
Part name
Description
AV
DIAGNOSIS SYSTEM (AUDIO UNIT)
AV-17
< FUNCTION DIAGNOSIS >
[BASE AUDIO]
C
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DIAGNOSIS SYSTEM (AUDIO UNIT)
Diagnosis Description
INFOID:0000000004206366
Self-diagnosis mode can check the following items.
• Audio unit hardware/software versions
• Continuity of each speaker channel
• Continuity of each audio unit switch
OPERATION PROCEDURE
1. Turn ignition switch to the ACC position.
2. Turn the audio unit off.
3. While pressing the “AUDIO” 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.
4. Initially, all display segments will be illuminated.
Version Check
1. Press the “AUDIO” switch to enter version diagnostics. “Soft-
ware” (audio software version) is displayed.
AWNIA0026ZZ
ALNIA0019ZZ
ALNIA0020ZZ
AV-18
< FUNCTION DIAGNOSIS >
[BASE AUDIO]
DIAGNOSIS SYSTEM (AUDIO UNIT)
2. Press the “AUDIO” switch again to display the “Hardware”
(audio hardware version).
3. Press the “AUDIO” switch again to display the “CD Mech” (CD
mechanism version).
4. Press the “AUDIO” switch again to display the “SDARS” (satel-
lite radio version).
Channel Check Diagnostics
When all segments are illuminated, press the “TUNE” up switch to
enter channel check diagnostics. The self-diagnostic function will
then send a tone to each channel (FL, RL, RR, FR) for 1 second.
Button Check Diagnostics
ALNIA0021ZZ
ALNIA0022ZZ
ALNIA0023ZZ
ALNIA0024ZZ
AV
DIAGNOSIS SYSTEM (AUDIO UNIT)
AV-19
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[BASE AUDIO]
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When all segments are illuminated, press the “TUNE” down switch to
enter button check diagnostics. When each audio unit switch is
pressed, a tone will sound and the switch name will be displayed.
ALNIA0025ZZ
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