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:
Rear Mount Camera Removal/Installation
CAUTION:
The audio unit communicates with the rear mount camera and records the presence/non-presence
of the rear mount camera when the ignition is switched to ACC or ON (engine
off or on) after connecting the negative battery cable.
If the commander switch is installed wit ...
Mass Air Flow (MAF) Sensor
Purpose/Function
Detects the intake airflow amount introduced into the cylinder as basic information
for mainly determining the fuel injection amount.
Detects the intake airflow amount introduced into the cylinder and inputs
it to the PCM as an intake airflow amount signal.
...
Floor Side Panel Installation [Panel Replacement]
Symbol Mark
Installation Procedure
1. When installing new parts, measure and adjust the body as necessary to conform
with standard dimensions.
2. Drill holes for the plug welding before installing the new parts.
3. After temporarily installing new parts, make sure the related parts fit p ...
