background image

AXDSPL-GM30

I N S T A L L A T I O N   I N S T R U C T I O N S

AxxessInterfaces.com 

© COPYRIGHT 2020 METRA ELECTRONICS CORPORATION 

REV. 11/2/20 INSTAXDSPL-GM30

Google Play Store

Apple App Store

iOS 12.1 or higher

INTERFACE FEATURES

INTERFACE COMPONENTS

TOOLS & INSTALLATION ACCESSORIES REQUIRED

• Crimping tool and connectors, or solder gun, 
  solder, and heat shrink • Tape • Wire cutter
• Zip ties • Multimeter

TABLE OF CONTENTS

Installation Options ...............................................2
Installation .............................................................2
Connections ........................................................ 3-4
AXDSPL-BT Installation...........................................5
AXDSPL-SP Installation...........................................6 

Mobile App .........................................................7-15
Specifications ....................................................... 16

GM

 DSP Interface With Pre-Wired Harness 

2019-Up

•  Includes a DSP (Digital Signal Processor)
•  15 Band graphic EQ
•  4 inputs and 6 individually assignable outputs
•  Independent equalization for front, rear, and sub
•  Selectable low pass, band pass, and high pass filters
•  Selectable crossover slopes; 12db, 24db, 36db, 48db
•  Each channel can be delayed independently up to 10ms
•  Clipping detection and limiting circuits
•  Retains factory parking sensor chimes
•  Retains OnStar® voice prompts
•  Adjustable chime level
•  Designed for non-amplified models
•  Easy behind the radio installation with pre-wired harness
•  Internal header port for adding interface modules
•  Bass knob included for level control of subwoofer amp
•  Settings adjusted via Bluetooth

®

 in a smart device application (tablet 

or mobile phone), compatible with both Android and Apple devices

•  Read, write, and store configurations for future recall
•  Password protect feature available in the mobile app
•  Micro-B USB updatable

• AXDSPL-GM30 interface
• AXDSPL-GM30 interface harness
• AXDSPL-GM30 vehicle T-harness • Bass knob

APPLICATIONS

Visit axxessinterfaces.com for current application list

Summary of Contents for AXDSPL-GM30

Page 1: ...for front rear and sub Selectable low pass band pass and high pass filters Selectable crossover slopes 12db 24db 36db 48db Each channel can be delayed independently up to 10ms Clipping detection and limiting circuits Retains factory parking sensor chimes Retains OnStar voice prompts Adjustable chime level Designed for non amplified models Easy behind the radio installation with pre wired harness I...

Page 2: ...DSPL GM30 vehicle T harness to the vehicle and make all necessary connections but leave the amp turn on wire disconnected 3 Plug the AXDSPL GM30 vehicle T harness to the AXDSPL GM30 interface 4 Plug the AXDSPL GM30 interface harness to the AXDSPL GM30 interface 5 Download and install the AX DSP X app from the Google Play Store or Apple App Store 6 Cycle the ignition on 7 Open the app then select t...

Page 3: ...em at a later date 6 5 4 3 2 1 RCA Jacks sold separately Keep Connected Any remaining wires tape off and disregard Black Ground Orange Control Bass Knob Factory Radio Harness Interface Any remaining wires tape off and disregard Vehicle T Harness Blue White Amp Turn On Wire Interface Harness ADDING A SUB TO A FACTORY SYSTEM ...

Page 4: ...ires to amp non amplified models only White Front Left White Black Front Left Gray Front Right Gray Black Front Right Green Rear Left Green Black Rear Left Purple Rear Right Purple Black Rear Right Unplug connector Any remaining wires tape off and disregard Black Ground Orange Control RCA Jacks sold separately An SPDT relay Metra part number E 123 is required if the amp turn on current of all amps...

Page 5: ...fer 1 Important Unplug the interface from the vehicle 2 Remove 4 Phillips screws securing the interface then remove the top cover exposing the circuit board within 3 Locate the 16 pin header on the circuit board 4 Important Referencing how the AXDSPL BT is laid out in the picture carefully line up the header pins to the interface Gently press down to secure Note Both interfaces may be damaged if i...

Page 6: ...e vehicle 2 Remove 4 Phillips screws securing the interface then remove the top cover exposing the circuit board within 3 Locate the 16 pin header on the circuit board 4 Important Carefully line up the header pins to the AXDSPL SP with the Toslink port facing outward Gently press down to secure Note Both interfaces may be damaged if installed wrong 5 Reinstall the top cover provided with the AXDSP...

Page 7: ...7 REV 11 2 2020 INSTAXDSPL GM30 MOBILE APP Setup Instructions General information tab for installing the interface Continued on the next page ...

Page 8: ...the Bluetooth pairing process then select the interface once it is found Connected will appear in the top left corner of the app once paired Note The ignition must be cycled on during this process Disconnect Disconnects the interface from the app Continued on the next page ...

Page 9: ...the selected settings Attention This must be done before closing the app or cycling the key otherwise all new changes will be lost Save Configuration Saves the current configuration to the mobile device Recall Configuration Recalls a configuration from the mobile device About Displays information about the app vehicle interface and mobile device Set Password Assign a 4 digit password to lock the i...

Page 10: ...join channels together for simple equalization Example left front woofer midrange and left front tweeter will be considered simply left front The letter M indicates the speaker assigned as the master speaker Invert Will invert the phase of the speaker Mute Will mute desired channel s for tuning individual channels ...

Page 11: ...2db 24db 36db or 48db Select the desired crossover frequency per channel 20hz to 20khz Note The front and rear channels default to a 100Hz high pass filter to keep the low frequency signals out If a subwoofer is not being installed change the front and rear crossover points down to 20Hz for a full range signal or to the lowest frequency the speakers will play down to Continued on the next page ...

Page 12: ... channels can be adjusted independently within this tab with 15 bands of available equalization It is best to tune this by using an RTA Real Time Analyzer The Gain slider on the far left is for the channel selected Continued on the next page ...

Page 13: ... Allows a delay of each channel If a delay is desired first measure the distance in inches from each speaker to the listening position then enter those values to the corresponding speaker Add in inches to the desired speaker to delay it Continued on the next page ...

Page 14: ...uced by 20dB Turning down the stereo will allow the audio to come back at a normal level The sensitivity of this feature can be adjusted to the listening preference of the user Amp Turn On SignalSense Willturntheamp s onwhenanaudiosignalisdetected andkeeponfor 10secondsafterthelastsignal Thisensurestheamp s won tshutoffbetweentracks Always On Will keep the amp s on as long as the ignition is cycle...

Page 15: ...15 REV 11 2 2020 INSTAXDSPL GM30 Locking Down Data Last and the most important You must lock down your configuration and cycle the key MOBILE APP CONT ...

Page 16: ...ay Friday 9 00 AM 7 00 PM Saturday 10 00 AM 7 00 PM Sunday 10 00 AM 4 00 PM SPECIFICATIONS Input Impedance 1M Ohm Input Channels 6 Input Options High Level or Low Level Input Type Differential balanced Input Voltage 0 28 volts peak to peak high level range Input Voltage 0 4 9 volts peak to peak low level range Ouput Channels 6 Output Voltage Up to 5 volts RMS Output Impedance 50 Ohms Equalizer Typ...

Reviews: