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:
Pre Tensioner Seat Belt [Two Step Deployment Control System]
Purpose
The pre-tensioner seat belt retracts and tightens the seat belt webbing to
protect the front passengers during a collision.
Function
The pre-tensioner seat belts operate (deploy) based on the operation signal
from the SAS control module to instantly retract and tigh ...
Tire Pressure Monitoring System Warning Light
Purpose, Function
The tire pressure monitoring system warning light notifies the driver that
it was determined that a tire pressure has decreased below the specified value
based on the initialization.
The tire pressure monitoring system warning light notifies the driver that
...
Front Door Checker Removal/Installation
CAUTION:
When the front door checker securing bolts are removed, the front door may
open until it contacts the front fender panel causing the front door and the
front fender panel to be damaged. Before removing the front door, overlap and
adhere the protective tape to the position s ...