2002 Acura MDX Service Manual Navigation Screen

The 2002 Acura MDX Navigation System is an integrated GPS-based navigation system with color LCD screen, DVD-based map data, voice guidance, touch screen controls, and integration with vehicle audio system. The system provides real-time navigation assistance, point-of-interest search, route calculation, and destination guidance. Below are key sections for system overview, operation, troubleshooting, maintenance, and specifications.

1. System Overview 2. Basic Operation 3. Navigation Functions 4. Screen Controls 5. Audio Integration 6. System Settings 7. Map Updates 8. Troubleshooting 9. Maintenance 10. Specifications 11. Technical Service

System Overview

Key components: Color LCD touch screen, Navigation Control Unit, GPS antenna, DVD-ROM drive, Voice guidance system, Vehicle speed sensor interface.

Component	Description
LCD Display	6.5-inch color TFT touch screen with anti-glare coating
Navigation Control Unit	Main processing unit with GPS receiver and map data
GPS Antenna	Roof-mounted antenna for satellite signal reception
DVD-ROM Drive	For navigation map data and system software
Voice Guidance	Audio prompts for turn-by-turn directions
Touch Screen Controls	On-screen buttons for system operation
MAP Button	Displays current map view
MENU Button	Accesses main navigation menu
DEST Button	Opens destination entry screen
ENTER Button	Confirms selections on screen

Basic Operation

Starting and basic navigation system functions.

Power on system: Turn ignition to ON position; navigation system boots automatically.
Initial screen: Accept disclaimer by touching "I Agree" on touch screen.
Map display: Press MAP button to view current location and surrounding area.
Screen brightness: Adjust via settings menu for day/night viewing.

WARNING! Do not operate navigation system while driving. Pull over to a safe location before programming destinations.

Navigation Functions

Destination programming and route guidance features.

Enter destination: Press DEST button, select entry method (address, intersection, POI).
Address entry: Enter street number, street name, city using on-screen keyboard.
Point of Interest: Search by category (gas stations, restaurants, hotels).
Route calculation: System calculates fastest or shortest route to destination.
Voice guidance: Follow audio prompts for turn-by-turn directions.
Route options: Avoid highways, toll roads, or set preferences.
Detour function: Recalculate route to avoid current road conditions.

CAUTION! GPS signal may be lost in tunnels, parking garages, or dense urban areas.

Screen Controls

Touch screen interface and display options.

Display Modes: Map view, Guidance view, Dual map view, North-up/Heading-up.

Map scale: Zoom in/out using +/- buttons on screen. Screen buttons: MAP, MENU, DEST, ROUTE, INFO. Touch screen calibration: Access through dealer service mode if needed. Display settings: Brightness, contrast, day/night mode automatic switching.

Audio Integration

Navigation system integration with vehicle audio.

Voice guidance volume: Adjust separately from audio system volume.
Audio muting: Audio automatically mutes during voice guidance prompts.
Navigation audio: Can be played through front or all speakers.
System integration: Shares controls with audio system head unit.

Tip: Adjust voice guidance volume in settings to match preferred listening level.

System Settings

Customization options and user preferences.

Display Settings: Brightness, contrast, auto day/night mode.
Guidance Settings: Voice guidance on/off, prompt timing, volume.
Route Options: Fastest route, shortest distance, avoid highways/tolls.
Units: Miles/kilometers selection.
Language: English, French, Spanish options.
Time Settings: 12/24 hour format, time zone adjustment.
Screen Calibration: Touch screen alignment (dealer service).

Map Updates

Navigation database maintenance and updates.

Update frequency: New map DVDs released annually by Acura.
Update procedure: Replace navigation DVD in trunk-mounted unit.
DVD location: Navigation DVD drive located in trunk area.
Regional maps: System uses North America map database.
Coverage: United States, Canada, Puerto Rico.

WARNING! Use only Acura-approved navigation DVDs. Third-party discs may damage system.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No GPS signal	Antenna obstruction	Check GPS antenna connection; ensure clear view of sky.
Screen blank	Power/system fault	Check fuse; verify ignition power; system reset.
Touch screen unresponsive	Calibration needed	Perform touch screen calibration in service mode.
Wrong vehicle position	GPS signal loss	Drive in open area; system will recalibrate.
No voice guidance	Audio settings	Check voice guidance volume; verify not muted.
DVD read error	Disc damage/dirty	Clean navigation DVD; check for scratches.

Maintenance

Routine care and cleaning procedures.

Screen cleaning: Use soft, dry cloth only. Do not use chemicals or liquids. DVD maintenance: Keep navigation DVD clean and free of scratches. System updates: Install annual map updates for current navigation data.

CAUTION! Do not use abrasive cleaners on touch screen. Avoid excessive pressure when touching screen.

Specifications

Display: 6.5-inch color TFT LCD touch screen
Resolution: WQVGA (480 x 234 pixels)
GPS Receiver: 12-channel parallel tracking
Map Storage: DVD-ROM (regional maps)
Update Frequency: Annual map updates available
Voice Guidance: Turn-by-turn audio prompts
Coverage Area: North America (US, Canada, Puerto Rico)
Power Requirements: 12V DC vehicle electrical system

Technical Service

Professional service procedures and support information.

System diagnostics: Requires Acura diagnostic system HDS. Component replacement: Navigation unit, display, GPS antenna require professional installation. Software updates: Available through Acura dealership service departments.

Service: Contact authorized Acura dealership for navigation system service. Technical support: Acura Client Relations at 1-800-382-2238.