Axxess AX-AM-MB91 Installation Instructions Manual

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CAUTION!

All accessories, switches, climate controls panels, and especially air bag indicator lights must be connected before cycling the ignition. Also, do not remove the factory radio with the key in the on position, or while the vehicle is running.

AX-AM-MB91

INSTALLATION INSTRUCTIONS

INTERFACE FEATURES

INTERFACE COMPONENTS

TOOLS REQUIRED

• Wire cutter • Crimp tool • Solder gun • Tape

• Connectors (example: butt-connectors, bell caps, etc.)

TABLE OF CONTENTS

Connections to be made .......................................2

Conﬁguring the AX-AM-MB91................................3

Installing the AX-AM-MB91 ....................................4

User guide ..............................................................5

Mercedes Benz (NTG 4.5 with 5.8” & 7” display)

HDMI and Camera Interface 2011-up*

APPLICATIONS

• Provides front and rear camera inputs to the factory display screen

• Provides an HDMI input to the factory display screen

• Micro “B” USB updatable

MERCEDES

A Class (W176) 2012-up

GLA Class (X156) 2014-up CLA Class (C117) 2014-up

B Class (W246) 2012-up C Class (W204) 2011-2014

E Class (W212) 2012-2016 ML/GL Class (W166/X166) 2011-up

• AX-AM-MB91 interface

• AX-AM-MB91 harness

• 6-pin to 4-pin LVDS (video) cable

• LVDS extension cable

• 10-pin harness with RCA jacks

• 3.5mm extension cable

*Visit AxxessInterfaces.com for up-to-date vehicle speciﬁc applications.

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CONNECTIONS TO BE MADE

FRONT CAM IN

REAR CAM IN

ACC PWR OUT

REAR CAMPWR

FRONTCAM

PWR

CAM GROUND

HDMI LVDS OUT

LVDS IN

AV IN

POWER

(Connections Diagram)

• If installing a front/rear camera, connect the Black wire labeled “GND”, to the camera(s) ground wire.

• If installing a backup camera, connect the Red wire labeled “Reverse Camera 12v”, to the backup camera power wire.

• If installing a front camera, connect the Red wire labeled “Front Camera 12v”, to the front camera power wire.

• The Red wire labeled “Acc Power Output” is optional if a power source is required while a camera is active.

• If installing a backup camera, connect the RCA jack labeled “Reverse Camera Video Input” to the camera.

• If installing a front camera, connect the RCA jack labeled “Front Camera Video Input” to the camera.

• If adding an HDMI input to the factory display screen, connect an HDMI cable (Axxess part number AX-HDCABLE, sold separately), to the port on the AX-AM-MB91 labeled “HDMI IN”.

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REV. 6/30/2018 INSTAX-AM-MB91

Dip switch settings

Remove the access door located on the top of the AX-AM-MB91 interface to access the dip switches.

Dip 1

If the vehicle is equipped with a factory backup camera: On: Yes Off: No

Dip 3

If the vehicle has an aftermarket backup camera

: On: Yes Off: No

Dips 4 & 5

• 5.8-inch screen: Dip 4 On - Dip 5 Off

• 6.5-inch screen: Dip 4 Off - Dip 5 Off

Dip 2

If the vehicle has an aftermarket front camera:

On: Yes Off: No

CONFIGURING THE AX-AM-MB91

1 2 3 4 5

ON DIP

1 2 3 4 5

ON DIP

1 2 3 4 5

ON DIP

1 2 3 4 5

ON DIP

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INSTALLING THE AX-AM-MB91

• Remove the main connector from the radio, then connect the

male

plug from the

AX-AM-MB91 harness

into the radio.

•

Connect the factory male factory connector into the female plug from the AX-AM-MB91 harness

• Connect the AX-AM-MB91 harness into the AX-AM-MB91 interface.

• If adding an HDMI input to the factory display screen, connect the

3.5mm extension cable

the

AX-AM-MB91 harness

, and then to the vehicles 3.5mm AUX-IN jack.

• Remove the Gray LVDS (video) cable from the radio, then connect it to the AX-AM-MB91 interface (LVDS OUT). (Figure A)

Note:

An LVDS extension cable is provided if more length is required.

• Connect the

6-pin to 4-pin LVDS (video) cable

into the radio, and then into the AX-AM-MB91

interface (LVDS IN).

• Connect the 10-pin harness with RCA jacks into the AX-AM-MB91 interface.

(Figure A –

Picture shown for illustration only, actual radio may differ

)

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REV. 6/30/2018 INSTAX-AM-MB91

Button Conﬁguration

• The buttons in the center console will be used to operate the AX-AM-MB91.

USER GUIDE

HDMI access

• Select AUX-IN as a source from the factory radio.

• Press and & “Button 1” for 2 secs to switch between the factory screen & the AX-AM-MB91 screen.

• Double tap “Button 1” to exit HDMI mode.

• Double tap “Button 1” to disable the video-in-motion warning message.

Front camera access

• Ensure dip switch 2 is selected to “ON”.

• Double tap “Button 1” to activate the front camera.

• Double tap “Button 1” to exit front camera mode.

Rear camera access

• The backup camera will automatically activate while the vehicle is in reverse gear.

• Deselecting the reverse gear will activate the front camera, if installed and dip switch 2 is selected to “ON”.

Note:

This camera takes priority over HDMI mode, and front camera mode, but will not deactivate the

front camera. Double tap “Button 1”, or drive over 10 mph, to cancel front camera mode

View Version Number

• Press and hold “Button 1” for 8 seconds to enter the ﬁrmware information screen.

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Page 7

REV. 6/30/2018 INSTAX-AM-MB91

Page 8

KNOWLEDGE IS POWER

Enhance your installation and fabrication skills by enrolling in the most recognized and respected mobile electronics school in our industry. Log onto www.installerinstitute.com or call 800-354-6782 for more information and take steps toward a better tomorrow.

Metra recommends MECP certiﬁed technicians

IMPORTANT If you are having difﬁculties with the installation of this product,

please call our Tech Support line at 1-800-253-TECH. Before doing so, look over the instructions a second time, and make sure the installation was performed exactly as the instructions are stated. Please have the vehicle apart and ready to perform troubleshooting steps before calling.

INSTALLATION INSTRUCTIONS

AX-AM-MB91