Mazda CX-5 Service & Repair Manual: Audio Amplifier
Purpose, Function
-
The audio signal (analog voltage waveform) output from the unit equipped on the vehicle is converted into a digital pulse. The converted digital pulse signal is amplified and sent to the speakers.
Construction
-
The audio amplifier is placed in the front side trim (RH).
Terminal layout and signal
|
Terminal |
Signal |
|
|
|
1A |
— |
|
1B |
— |
|
|
1C |
— |
|
|
1D |
— |
|
|
1E |
Front door speaker input LH (-) |
|
|
1F |
Front door speaker input LH (+) |
|
|
1G |
Front door speaker input RH (-) |
|
|
1H |
Front door speaker input RH (+) |
|
|
1I |
Rear door speaker input LH (-) |
|
|
1J |
Rear door speaker input LH (+) |
|
|
1K |
Rear door speaker input RH (-) |
|
|
1L |
Rear door speaker input RH (+) |
|
|
1M |
— |
|
|
1N |
— |
|
|
1O |
AudioPilot® 2 microphone (+) |
|
|
1P |
AudioPilot® 2 microphone (-) |
|
|
|
2A |
D-pillar speaker output (+) |
|
2B |
D-pillar speaker output (-) |
|
|
2C |
Tweeter output RH (+) |
|
|
2D |
Body select |
|
|
2E |
Tweeter output RH(-) |
|
|
2F |
AMP control (SW B+) |
|
|
2G |
Tweeter output LH (-) |
|
|
2H |
Vehicle speed signal |
|
|
2I |
Tweeter output LH (+) |
|
|
2J |
AudioPilot® 2 |
|
|
2K |
Rear door speaker output RH (-) |
|
|
2L |
— |
|
|
2M |
Rear door speaker output RH (+) |
|
|
2N |
— |
|
|
2O |
Rear door speaker output LH (+) |
|
|
2P |
Rear door speaker output LH (-) |
|
|
|
3A |
+B |
|
3B |
Ground |
|
|
3C |
Front door speaker output RH (+) |
|
|
3D |
Front door speaker output RH (-) |
|
|
3E |
Front door speaker output LH (-) |
|
|
3F |
Front door speaker output LH (+) |
|
|
3G |
Front center speaker output (+) |
|
|
3H |
Front center speaker output (-) |
|
Operation
-
For the audio amplifier operation, refer to the AUDIO SYSTEM.
Fail-safe
-
Function not equipped.
Antenna Feeder No.3 Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. B-pillar lower trim.
b. Front seat belt adjusting cover.
c. Front seat belt upper anchor installation bolt.
d. B- ...
Audio Amplifier Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front scuff plate (RH).
b. Front side trim (RH).
3. Remove the bolts.
4. Lift up the audio amplifier in the d ...
Other materials:
Headliner Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Sunroof seaming welt (with sunroof system).
b. A-pillar trim.
c. Front map light.
d. Sunvisor.
e. Front scuff plate.
f. Rear scuff plate.
g. B-pillar lower trim.
h. Adjust anchor cover.
i. Upper anchor i ...
Wheel Hub, Steering Knuckle Removal/Installation
CAUTION:
Performing the following procedures without first removing the ABS wheel-speed
sensor may possibly cause an open circuit in the wiring harness if it is pulled
by mistake. Before performing the following procedures, disconnect the ABS wheel-speed
sensor connector (axle sid ...
Power Steering Malfunction Indicator Light
Purpose
The power steering malfunction indicator light warns the driver that there
is a malfunction with the electric power steering (EPS) system.
Function
If there is a malfunction in the EPS system, the power steering malfunction
indicator light illuminates.
If th ...
