Mazda 3 manuals

Mazda 3 Service Manual: Audio Unit

NOTE:

Purpose

Function


Item

Specification

Preset memory

AM

6

FM1

6

FM2

6

SIRIUS (SAT1)

6

SIRIUS (SAT2)

6

SIRIUS (SAT3)

6


USB/iPod applicable

Specification


Item

Specification

Rated voltage

(V)

12

Frequency range

AM

(kHz)

531—1602

FM

(MHz)

87.75—107.9

Amplifier maximum output

(W)

240.5 (external audio amplifier)

Output impedance

(ohm)

4

Display

Size

(inches)

480×272 (5.8)

Type

TFT *(Thin Film Transistor): Full-color


* Short for Thin Film Transistor Used a lot with color LCDs.

Construction


Terminal layout and signal

Audio unit


Terminal

Signal


1A

Front door speaker LH (+)

1B

B+

1C

Front door speaker LH (-)

1D

Front door speaker RH (+)

1E

TNS (+)

1F

Front door speaker RH (-)

1G

TNS (–)

1H

Steering switch3

1I

Vehicle speed signal

1J

AMP control

1K

1L

1M

R position signal

1N

Steering switch 1

1O

CAN_H

1P

Steering switch 2

1Q

CAN_L

1R

ACC

1S

Rear door speaker LH (+)

1T

AudioPilot®2

1U

Rear door speaker LH (-)

1V

Rear door speaker RH (+)

1W

Power ground

1X

Rear door speaker RH (-)


4A

Bluetooth voice input RH (+)

4B

Bluetooth voice input RH (-)

4C

Bluetooth voice input LH (+)

4D

Bluetooth voice input LH (-)

4E

Audio voice input RH (+)

4F

Audio voice input RH (-)

4G

Audio voice input LH (+)

4H

Audio voice input LH (-)

4I

HS-CAN (+)

4J

HS-CAN (-)

4L

Microphone voice input (+)

4N

Microphone voice input (-)

4P

Microphone ground

4R

Microphone power supply

4T

Microphone detect

4V

4W

AUX detect

4X

AUX signal LH, RH (-)

4Y

AUX signal RH (+)

4Z

AUX signal LH (+)

4AA

4AB

4AC

4AD


5A

USB power supply

5B

USB data (+)

5C

USB power ground

5D

USB data (-)


Antenna feeder connector

Terminal

Signal


3A

ANT CONT

3B

Antenna


Switch location



No.

Switch name

Function

1

EJECT switch

Ejects CD.

2

AUDIO switch

Switches to audio screen.

3

PHONE switch

Switches to Bucktooth dial screen.

4

NAV switch

Switches to navigation screen.

5

POWER/VOLUME switch

Audio power on/off and volume adjustment are possible.

6

SETUP switch

Switches to setting screen.

7

SEEK/TRACK switch (up)

  • Fast-forwards current tracks or radio stations.

  • Changes CD tracks or switches radio stations.

8

SEEK/TRACK switch (down)

  • Reverses current tracks or radio stations.

  • Changes CD tracks or switches radio stations.

9

TUNE/FILE AUDIO CONT switch

  • Changes CD tracks or switches radio stations.

  • Audio sound quality can be adjusted.


Operation

Fail-safe

Audio System
NOTE: “iPod” is a registered trademark of Apple Inc. in the United States and other countries. Outline An Auxiliary jack/USB port unit has been adopted which can connect to com ...

Audio Unit Disassembly/Assembly
CAUTION: When disassembling the audio unit, it could get scratched if it is placed directly on the ground. When disassembling the audio unit, spread a soft cloth underneath to perform th ...

Other materials:

Power Outer Mirror Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Inner garnish. b. Front door trim. c. Switch panel. 3. Verify that the continuity between the power outer mirror switch terminals is as indicated in the table. If not as indicated in the table, replace t ...

Clock Spring Inspection [Standard Deployment Control System]
1. Disconnect the negative battery cable.. 2. Remove the driver–side air bag module.. 3. Remove the steering wheel.. 4. Remove the column cover. 5. Remove the clock spring.. 6. Verify that the continuity is as indicated in the table. If not as indicated in the table, replace the cl ...

Auto Leveling Sensor Inspection
1. Disconnect the negative battery cable.. 2. Remove the auto leveling sensor.. 3. Connect the three dry cell batteries (1.5 V) in a series. 4. Connect auto leveling sensor terminal A to the battery’s minus terminal, and terminal C to the battery’s plus terminal, and apply 4.5 V of volta ...

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