Xomax XM-VRSU727BT - User Manual

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Summary

Safety Instructions and Precautions

Safe Operation While Driving

To avoid accidents, do not handle the unit while driving. Stop and park the vehicle safely.

Power Supply and Grounding

Use only 12 Volt on-board power supply with proper grounding. Incorrect configuration risks fire.

Overheating and Temperature Limits

Do not block vent holes. Ensure vehicle interior temperature is below +60°C. Do not operate if too hot.

Unit Repair and Technical Issues

Do not open or repair the unit yourself. Contact professionals for any technical problems.

Loudness and Hearing Safety

Set loudness appropriately to hear external noises. High loudness can damage hearing.

Fuse Replacement and Overload Protection

When replacing fuses, ensure the new fuse has the same amperage as the old one.

Cleaning and Maintenance

Keep the unit clean. Use a soft, dry cloth for dust. Use a damp cloth for soilings, avoid chemicals.

Touchscreen Usage and Care

Do not press too hard. Use finger or stylus. Avoid sharp articles to prevent damage.

Moisture Exposure Prevention

Avoid moist environments to prevent fire or electric shock.

Vehicle Installation Guide

Installation Safety and Warranty

Read advice carefully before installation. Improper installation voids warranty. Professional installation is recommended.

Battery Disconnection Procedure

Disconnect the vehicle battery before installation to avoid short circuits. Refer to the vehicle manual.

Unit Fitment and Accessories

This unit is SingleDIN size. Ensure your vehicle has a compatible installation cell. Faceplates/adapters may be needed.

Cable Handling and Short Circuit Prevention

Do not cut or short-circuit connection cables. Doing so voids the warranty.

Grounding and Speaker Wiring

Connect minus (-) to ground. Ensure clean ground. Tag speaker polarity and connect negative speaker cables to ISO sockets.

Wiring Diagram and Cable Purpose

Ensure colored cables match the wiring diagram. Ensure cables have the same purpose when connecting other devices.

Speaker Specifications and Integrity

Speakers should have 4-8 Ohm impedance and sufficient wattage. Ensure speakers are intact to avoid unit damage.

Cable Routing and Fixation

Lay and fix cables tidily. Ensure cables do not contact movable or hot objects.

Ignition and Power Cable Connections

Connect red cable to ignition switch if no ACC. Avoid routing yellow cable through engine bay.

Speaker Cable Isolation and Grounding

Do not connect speaker cables to each other. Isolate unused cable endings. Never connect negative speaker cables to the vehicle body.

Optimal Integration Angle

For optimal performance, the integration angle should be +/- 30 degrees.

Installation Procedure Steps

Manual Generalization Note

This manual is generalized. Product specific discrepancies may occur, especially with depictions of accessories.

Detailed Manual Availability

Find the detailed manual for your XOMAX product on our homepage: www.xomax.de/download.

Installation Components Overview

Overview of installation steps, including fixture accessories, installation frame, dual-ended bolt, unit, bezel, and front panel.

Fixation Sheet and Bolt Installation

Fix the metal sheet in the vehicle. Pull the dual-ended bolt through a hole. Unit is fixed later with washer and nut.

Installation Frame Placement

Remove installation frame from unit using extraction keys. Insert frame into car radio slot and bend cogs to secure.

Connect Unit and Radio Aerial

Connect the ISO cable to the unit and vehicle. Connect the radio aerial. Slide unit into the frame until it clicks.

Secure Unit with Fixture Components

Pull the dual-ended bolt through the fixation metal sheet and secure with washer and nut.

Unit Deinstallation Guide

Deinstallation Tools and Preparation

You will need a spanner (wrench) for the fixation nut and extraction keys (optional) to release the unit.

Loosening the Fixation Sheet

Unloose the fixation nut on the rear of the unit using a spanner. This step may be skipped if the unit was not fixated.

Using Extraction Keys for Release

Insert extraction keys into recesses between the installation frame and unit housing, ensuring they are centered.

Releasing and Removing the Unit

With keys inserted, press holding side-cogs outwards to release the unit from the frame. Carefully pull out the unit.

Final Unit Removal and Disconnection

Pull the unit carefully out of the frame or slot. Disconnect all cables, including the ISO multicore.

Removing Installation Accessories

Finally, remove all installation accessories such as the fixation metal sheet and installation frame.

Cinch Multicore Connection Diagram

Cinch Wiring Scheme Explained

Diagram showing connections for radio aerial, video input, audio input, video output, external displays, rear camera, and loud speakers.

ISO Plug Connection Diagram

ISO Wiring Scheme Explained

Diagram illustrating connections for radio aerial, phantom power, permanent current, ignition, and loud speakers via ISO plug.

ISO Plug Pin Configuration

Socket A Power Supply Pinout

Details for socket A pins: A1-A3 spare, A4 (+12V steady), A5 (antenna), A7 (+12V ignition), A8 (ground).

Socket B Loud Speaker Pinout

Details for socket B pins: B1/B2 (rear right), B3/B4 (front right), B5/B6 (front left), B7/B8 (rear left) with polarity.

ISO Pin Assignment Variability Warning

Warning about potential ISO plug pin assignment variations. Mismatches can cause errors. Consult manuals if needed.

ISO Cable Wiring Details

Steering Wheel Remote Control Wiring

Connect brown (KEY 1), white/orange (KEY 2), and black (ground) for steering wheel remote control functions.

Camera and Handbrake Trigger Wires

Connect pink for rear view camera trigger and green for hand brake (ground).

ISO Cable and Plug Function

Explains the terminal plug and ISO plug function as an extension cable for vehicle connection with standardized ISO plugs.

Professional Installation Recommendation

It is recommended to let a professional technician install the unit.

Common Troubleshooting Solutions

Remote Control Issues

Check battery film, battery level, and ensure IR receiver is not blocked. Test with a camera.

Unit Power-On Problems

Likely due to wrong ISO cable connection. Review ignition and steady plus pin assignments.

ISO Plug Pin Assignment Clarification

Note on ISO plug standardization and potential pin assignment variations leading to errors.

Radio Reception and Settings Troubleshooting

Poor Radio Reception Solutions

Identify antenna type (passive, active, diversity) for troubleshooting poor radio reception. Solutions depend on antenna type.

Settings Lost After Power Off

Caused by wrong ISO cable connection. Interchange ignition plus and steady plus cables. Check fuses if applicable.

Product Recycling Information

Electronic Waste Disposal

Dispose of electric/electronic devices at municipal collection points. Proper disposal contributes to environment protection.

Battery Disposal Guidelines

Dispose of empty batteries at municipal collection points. Batteries with pollutants are labeled.

This document provides the installation and safety instructions for the XOMAX XM-VRSU727BT car multimedia system. It covers essential information for safe operation, proper installation, and basic troubleshooting.

Function Description

The XOMAX XM-VRSU727BT is a car multimedia system designed to provide audio and video entertainment, as well as connectivity features within a vehicle. It supports various input sources and offers outputs for external displays and amplified sound systems. The unit is equipped with a touchscreen interface for user interaction and can be controlled via a remote control. It integrates with the vehicle's electrical system, including the radio aerial, and supports connections for rear-view cameras and steering wheel remote controls.

Important Technical Specifications

Power Supply: The unit operates on a 12-Volt on-board power supply. The negative terminal should be connected to the vehicle's ground (GND).
Speaker Impedance: Speakers connected to the unit should have an impedance of 4-8 Ohm and sufficient wattage.
Speaker Channels: The unit is designed for connection with 4 speakers.
Installation Size: SingleDIN standard size, requiring an installation cell of the appropriate size in the vehicle.
Integration Angle: For flawless performance, the integration angle should be +/- 30 degrees.
Temperature Range: The internal temperature of the vehicle should not exceed +60°C for proper operation.
ISO Plug Configuration:
- Socket A (Power Supply):
  - A1, A2, A3, A6: Spare
  - A4: (+12Volt) steady plus (yellow)
  - A5: (+) electric antenna (blue)
  - A7: (+12Volt) ignition plus (red)
  - A8: (-) minus / ground (black)
- Socket B (Loud Speakers):
  - B1: (+) rear right (violet)
  - B2: (-) rear right (violet/black)
  - B3: (+) front right (gray)
  - B4: (-) front right (gray/black)
  - B5: (+) front left (white)
  - B6: (-) front left (white/black)
  - B7: (+) rear left (green)
  - B8: (-) rear left (green/black)
Cinch Multicore Connections:
- Video Input: For external video sources.
- Audio Input (Left/Right): For external audio sources (e.g., DVB-T receiver, MP3/video player).
- Front RCA Output: For connecting to an external amplifier.
- Subwoofer Output: For connecting to an active amplified subwoofer.
- Rear Camera Input: For connecting a rear-view camera.
- Video Output: For connecting external displays (e.g., headrest or ceiling displays).
ISO Cable Connections:
- KEY 1 INPUT (brown): Wheel remote control (control KEY 1).
- KEY 2 INPUT (white/orange): Wheel remote control (control KEY 2).
- KEY GROUND (black): Wheel remote control (ground).
- (B+)12V REAR CAMERASWITCH (pink): Rear view camera (triggering).
- PARKING BRAKE (green): Hand brake (ground).
Radio Aerial: Supports both passive and active radio aerials. For active aerials, phantom power may be required.

Usage Features

Touchscreen Interface: The unit features a touchscreen for intuitive control. Users should avoid pressing too hard or using sharp objects to prevent damage.
Remote Control: The system can be operated using a remote control. Users should ensure the battery film is removed, the battery is charged, and the infrared receiver on the control panel is not blocked.
Multimedia Playback: Supports various audio and video formats through its input connections.
External Display Support: Allows connection of external monitors like headrest or ceiling displays for passenger entertainment.
Rear View Camera Integration: Provides a dedicated input for a rear-view camera, enhancing safety during parking and reversing.
Steering Wheel Remote Control Compatibility: Can be integrated with the vehicle's steering wheel controls for convenient operation while driving.
Radio Functionality: Includes a radio tuner, with considerations for different antenna types (passive, active, active with diversity system) to optimize reception.
Settings Retention: The unit is designed to retain stored radio stations and user settings, provided the ignition and steady plus cables are correctly connected.

Maintenance Features

Cleaning: The unit should be kept clean by regularly removing dust with a soft, dry cleaning rag. For major soiling, a wet cleaning rag can be used, but chemical or alcohol-containing detergents should be avoided to prevent damage to the varnish.
Fuse Replacement: When replacing fuses, it is crucial to use a new fuse with the same properties, especially the amperage, as the old one.
Ventilation: Ensure that the vent holes are not occluded to prevent heat generation and accumulation, which could pose a fire hazard.
Professional Installation and Repair: It is strongly recommended to have the unit installed by a professional technician to avoid invalidating the warranty and to ensure correct wiring and operation. Any technical problems or repairs should also be handled by professional technicians to prevent electric shock or further damage.
Battery Recycling: Empty batteries should be disposed of at municipal collection points. Batteries containing pollutants (e.g., mercury, lead, cadmium) are marked with a specific symbol.
Device Recycling: At the end of its service life, the unit should be separated from domestic waste and handed over to municipal collection points for recycling, contributing to environmental protection.