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:
Throttle Position (TP) Sensor
Purpose/Function
Detects the throttle valve opening/closing condition, which operates in accordance
with the accelerator pedal operation, as basic information for mainly determining
the fuel injection amount.
Detects the throttle valve opening/closing condition, which operates i ...
Cruise Set Indicator Light (Green)
Purpose/Function
Illuminates during the cruise control system operation to inform the driver
that the cruise control system is operating.
Construction
Built into the instrument cluster.
Operation
Illuminates during the cruise control system operation.
...
Electric Power Steering (Eps) Motor
Purpose, Function
The EPS motor is driven by the control current from the EPS CM (control module)
and generates assist torque to manual steering mechanism.
Construction
The EPS motor is installed to the steering column with an integrated EPS
CM.
The EPS motor is a b ...
