Nissan Altima L32. Manual - part 24

AV-88

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

AUDIO SYSTEM (COUPE)

FUNCTION DIAGNOSIS

AUDIO SYSTEM (COUPE)

System Diagram

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System Description

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AUDIO SYSTEM

The audio system consists of the following components

• Audio unit

• BOSE speaker amp.

• Window antenna

• Steering wheel audio control switches

• Door speakers

• Front tweeters

• Center speaker

• Rear tweeters

• Rear subwoofers

When the audio system is on, radio signals are received by the window antenna. The audio unit then sends

audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending

them to the door speakers, front tweeters, center speaker, rear tweeters and rear subwoofers.

Refer to Owner's Manual for audio system operating instructions.

SATELLITE RADIO SYSTEM

The satellite radio system consists of the following components

• Roof antenna (satellite)

• Satellite radio tuner

When the satellite radio system is on, radio signals are supplied to the satellite radio tuner from the satellite

antenna. The satellite radio tuner then sends audio signals to the audio unit.

Refer to Owner's Manual for satellite radio system operating instructions.

SPEED SENSITIVE VOLUME SYSTEM

Volume level of this system goes up and down automatically in proportion to the vehicle speed. The control

level can be selected by the customer. Refer to Owner's Manual for operating instructions.

ALNIA0937GB

AV

AUDIO SYSTEM (COUPE)

AV-89

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

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Component Parts Location

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1.

Front tweeter LH M51

2.

Steering wheel audio control switch-
es

3.

Front tweeter RH M52

4.

Audio unit M43, M44, M45, M81

5.

Combination meter M24

6.

Center speaker M151

ALNIA0940GB

AV-90

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

AUDIO SYSTEM (COUPE)

Component Description

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7.

Door speaker
LH D3
RH D103

8.

Rear subwoofer 
LH B25
RH B47

9.

Rear tweeter
LH B16
RH B100

10. Satellite radio tuner B57, B58 

(viewed with trunk carpet and LH 
floor spacer removed)

11. Bluetooth control unit B55, B56

12. BOSE speaker amp B121, B122 

(view with trunk carpet and RH floor 
spacer removed)

13. Microphone R7

Part name

Description

Audio unit

Controls audio system and satellite radio system functions

BOSE speaker amp.

Receives power (amp ON) and audio signals from audio unit, and outputs au-
dio signals to each speaker.

Steering wheel audio control switches

• Each audio operation can be operated
• Steering switch signal (operation signal) is output to audio unit

Door speakers

• Outputs audio signal from BOSE speaker amp.
• Outputs high, mid and low range sounds

Front tweeters

• Outputs audio signal from BOSE speaker amp.
• Outputs high range sounds

Center speaker

• Outputs audio signal from BOSE speaker amp.
• Outputs high range sounds

Rear tweeters

• Outputs audio signal from BOSE speaker amp.
• Outputs high range sounds

Rear subwoofers

• Outputs audio signal from BOSE speaker amp.
• Outputs 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.

AV

AUDIO SYSTEM (SEDAN)

AV-91

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

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AUDIO SYSTEM (SEDAN)

System Diagram

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System Description

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AUDIO SYSTEM

The audio system consists of the following components

• Audio unit

• Window antenna

• BOSE speaker amp.

• Steering wheel audio control switches

• Front door speakers

• Tweeters

• Center speaker

• Rear door speakers

• Rear subwoofers

When the audio system is on, radio signals are received by the window antenna. The audio unit then sends

audio signals to BOSE speaker amp.  The Bose speaker amp. sends the audio signals to the front door speak-

ers, tweeters, center speaker, rear door speakers and rear subwoofers.

Refer to Owner's Manual for audio system operating instructions.

SATELLITE RADIO SYSTEM

The satellite radio system consists of the following components

• Roof antenna (satellite)

• Satellite radio tuner

When the satellite radio system is on, radio signals are supplied to the satellite radio tuner from the satellite

antenna. The satellite radio tuner then sends audio signals to the audio unit.

Refer to Owner's Manual for satellite radio system operating instructions.

SPEED SENSITIVE VOLUME SYSTEM

Volume level of this system goes up and down automatically in proportion to the vehicle speed. The control

level can be selected by the customer. Refer to Owner's Manual for operating instructions.

AWNIA0028GB