Kenwood DNX6140 Installation Manual

The Kenwood DNX6140 is a premium 2-DIN multimedia navigation receiver featuring a 6.1-inch touchscreen display, built-in GPS navigation, DVD/CD playback, Bluetooth connectivity, USB/iPod connectivity, HD Radio capability, and advanced audio controls. This manual provides comprehensive installation instructions, specifications, and setup guidance for professional installers and DIY enthusiasts.

1. Features at a Glance 2. Package Contents 3. Installation Preparation 4. Wiring Connections 5. Mounting Procedure 6. System Setup 7. Specifications 8. GPS Antenna Installation 9. Bluetooth Setup 10. Troubleshooting 11. Regulatory Information

Features at a Glance

Key components: 6.1-inch WVGA touchscreen, Built-in Garmin navigation, DVD/CD player, Bluetooth hands-free, USB/iPod direct control, HD Radio tuner, Rear camera input.

Feature	Description
Display	6.1-inch WVGA TFT touchscreen (800x480)
Navigation	Built-in Garmin GPS with preloaded maps
Media Playback	DVD, CD, MP3, WMA, AAC playback
Connectivity	Bluetooth, USB, iPod direct, AUX input
Audio	HD Radio, 13-band EQ, time alignment
Video	Rear camera input, DVD video playback
Power Output	50W x 4 channels (MOSFET power IC)
Steering Wheel Control	Compatible with most vehicle interfaces
Expansion	SiriusXM ready, HD Radio capable
Security	Detachable faceplate

Package Contents

Before beginning installation, verify all components are present.

Kenwood DNX6140 main unit
Wiring harness
GPS antenna with magnetic base
Mounting sleeve and brackets
Remote control
User manual and installation guide
USB extension cable
Bluetooth microphone
Hardware kit (screws, trim tools)

WARNING! Do not proceed with installation if any components are missing or damaged.

Installation Preparation

Proper preparation ensures safe and successful installation.

Disconnect negative battery terminal to prevent electrical shorts.
Remove factory radio using appropriate trim tools.
Label all factory wiring connectors for proper reconnection.
Test fit the mounting sleeve in dashboard opening.
Plan routing for GPS antenna, USB cable, and microphone.

CAUTION! Always disconnect vehicle battery before beginning electrical work.

Wiring Connections

Follow color-coded wiring diagram for proper connections.

Wire Color	Function	Connection
Yellow	Battery +12V	Constant power source
Red	Accessory +12V	Ignition-switched power
Black	Ground	Vehicle chassis ground
Blue/White	Amplifier Remote	Amplifier turn-on lead
Orange/White	Illumination	Dashboard lighting circuit
Various	Speaker Outputs	Front/Rear speaker connections

Tip: Use crimp connectors or solder for secure, reliable connections.

Mounting Procedure

Secure installation prevents vibration and ensures proper operation.

Insert mounting sleeve into dashboard opening.
Bend retention tabs outward to secure sleeve.
Connect wiring harness to main unit.
Slide main unit into mounting sleeve until it clicks.
Install security screw to prevent theft.
Reinstall dashboard trim pieces.

WARNING! Ensure all wiring is clear of moving parts and heat sources.

System Setup

Initial configuration for optimal performance.

Reconnect vehicle battery and power on unit.
Set language and region in system settings.
Calibrate touchscreen following on-screen prompts.
Configure audio settings (EQ, fade, balance).
Pair Bluetooth devices (phone, audio streaming).
Initialize GPS navigation system.
Test all functions (radio, media, navigation).

CAUTION! Do not operate navigation system while driving.

Specifications

Display: 6.1-inch TFT LCD touchscreen (800x480)
GPS Navigation: Built-in Garmin with preloaded maps
Power Output: 50W x 4 (Max), 22W x 4 (RMS)
Frequency Response: 10Hz - 20kHz
Signal-to-Noise: 80dB
Supported Media: DVD, CD, MP3, WMA, AAC, JPEG
Connectivity: USB, iPod, Bluetooth, AUX, Rear camera
Dimensions: 7" W x 4" H x 6.5" D
Power Requirement: 12V DC negative ground
Operating Temp: -4°F to 158°F (-20°C to 70°C)

GPS Antenna Installation

Proper GPS antenna placement ensures optimal satellite reception.

Route GPS antenna cable from main unit to installation location.
Place antenna on dashboard with magnetic base (preferred location).
Alternative: Mount under dashboard trim with clear view of sky.
Ensure antenna is not obstructed by metal components.
Secure excess cable with zip ties.

Tip: Test GPS signal strength before finalizing antenna placement.

Bluetooth Setup

Configure Bluetooth for hands-free calling and audio streaming.

Access Bluetooth settings from main menu.
Enable pairing mode on your mobile device.
Select "Add New Device" on DNX6140 display.
Choose your device from available list.
Enter pairing code if required (typically 0000).
Mount Bluetooth microphone near driver position.
Test call quality and adjust microphone position if needed.

WARNING! Only use hands-free features while vehicle is parked.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring connections	Check battery, accessory, and ground connections
Poor GPS signal	Antenna placement	Relocate GPS antenna for clear sky view
Bluetooth not pairing	Device compatibility	Ensure device is discoverable; reset Bluetooth settings
No audio output	Speaker wiring	Verify speaker connections and impedance
Screen not responding	Calibration needed	Recalibrate touchscreen in system settings
Navigation not working	GPS initialization	Allow time for GPS to acquire satellites

Reset: Hold reset button for 5 seconds to restore factory settings.

Service: 1-800-536-9663; www.kenwood.com

Regulatory Information

FCC Part 15: Class B digital device compliant. This device complies with part 15 of FCC Rules. Operation is subject to conditions that device does not cause harmful interference. Copyright © 2025 Kenwood Corporation. All trademarks are property of their respective owners. For technical support and warranty information, visit www.kenwood.com or contact 1-800-536-9663.