Audiovox MMD11A Installation Manual
Contents
1. See Antenna Note on the previous page 12 Pin Power Signal harness 2a Dome Light Power source 2 Pin Power A Wire Harness Auxillary Video Display with choke Figure A CONNECTING THE DOME LIGHTS The dome lights in the video monitor require three connections to the vehicle s wiring There are two common types of dome light circuits used positive or negative switched Positive systems supply voltage to the interior lights to turn them on negative switched systems apply ground to illuminate the bulbs To determine which system you have you must locate the wires at the dome light On a positive switched system with all the doors closed and the lights out both wires at the dome light will rest at ground When the light is activated one of these wires will switch to 12 vdc This is the vehicle s switching wire On a negative switched system with all the doors closed and the lights out both wires at the dome light will rest at 12vdc When the light is activated one of these wires will switch to ground This is the switching wire For positive systems connect the purple brown Lamp auto wire to the vehicle s switched wire Then connect the red black lamp on wire to a fused constant 12 volt source and the black red lamp common wire to a good ground Positive systems are commonly found on Ford vehicles For negative systems connect the purple brown Lamp auto wire to the vehicle s2. Audiovox part number is SIRSWB and it plugs into the 1 8 jack located next to the FM antenna on the side of the chassis This relay box is installed between the vehicle antenna and the car radio to provide the best possible FM reception of the DVD player audio When the SIRSWB is installed it is recommended that the wireless FM antenna that is plugged into the printed circuit board next to the 3 5mm jack be unplugged Licensed under one or more of the following patents Patent NOS 5 775 762 and 5 927 784 MATERIALS INCLUDED IN THIS PACKAGE 1 11 TFT LCD Overhead Monitor With DVD Player 1pc 2 12 Pin Power Signal harness P N 112 3483 1pc 3 2 Pin Power Wire Harness with choke P N 112B3143 1pc 4 9 Pin 3 RCA Jack Pigtail P N 112 3682 1pc 5 Hardware Package Screws ISO 3 x 6mm Long 10pcs 8 x 3 8 Self Drilling Screws 4pcs M5 Screws 4pcs 6 Remote Control P N 136 4196 1pc 7 Universal Mounting Bracket P N 108 3930 1pc 8 Trim Ring Titanium P N 102 4641 1pc Optional Accessories 9 Wireless Headphones 2pcs 10 SIRSWB Relay Box P N 112C3159 1pc Optional Optional TOOLS REQUIRED 2 Phillips Screwdriver 1 Phillips Screwdriver Utility or Razor Knife or Shears Wire Strippers Upholstery hook tool for removal of panels as necessary E
3. media such as a videotape Verify connections at both ends of the source componentharness Static on TV Stations Press Auto Program button Then press CH up or CH Tuner Version Only down Verifyantenna mounting and connections to the tuner Note Due to the nature of TV signals vehicle motion direction the vehicle is facing distance from the transmitter nearby surroundings and weather may adversely affect TV reception These conditions may resultin the following picture roll snowy picture or momentary loss of color No Infrared remote functions Check batteries in the hand held remote Verify that the IR for VCP or other components LED page 9 Wiring Diagram is properly attached to the sensor window of the VCP or other component 2009 Audiovox Electronics Corp 150 Marcus Blvd Hauppauge NY 11788 128 8653
4. MOVES 2 60 MMDIIA 11 OVERHEAD LCD MONITOR WITH DVD PLAYER Se a Installation Guide Important Notice An LCD panel and or video monitor may be installed in a motor vehicle and visible to the driver if the LCD panel or video monitor is used for vehicle information system control rear or side observation or navigation If the LCD panel or video monitor is used for television reception video or DVD play the LCD panel or video monitor must be installed so that these features will only function when the vehicle is in park or when the vehicle s parking brake is applied AnLCD panelor video monitor used for television reception video or DVD play that operates when the vehicle is in gear or when the parking brake is not applied must be installed to the rear of the driver s seat where it will not be visible directly or indirectly to the operator of the motor vehicle Important Note The MMD11 A incorporates two new features 1 Awireless FM Modulator 2 Snap on Covers with matching Trim Rings Shale and Pewter Select the color that matches the interior trim Please be advised that the wireless FM modulator will perform well in most applications However in certain applications the quality of the wireless signal may be less than optimal resulting in static or strong local station bleed thru If this is the case an optional relay box is available The
5. component to allow working room Remove allA V system components from their packaging and place them loosely in the vehicle at their respective locations Connectall components together electrically and verify proper operation of all system functions Note This is best done BEFORE components have been permanently mounted After verifying proper operation of the system proceed to mount of each component When all components are mounted recheck function of entire system again to ensure that no wiring was pinched or connected improperly during final installation VEHICLE PREPARATION 1 Locate an accessory power source 12v when key is in the ACC and run positions and Ov when key is off and also a good ground generally these wires can be found at the ignition switch or fuse box 2 The mounting method and location will vary from vehicle to vehicle so this manual will only focus on the installation of the MMD11 A and related console accessories 3 Generally the best location for the video monitor is where the vehicle s factory dome light is installed The monitor should be located in such a manner that it can be comfortably viewed by rear seat passengers NEVER INSTALL THE MONITOR IN A PLACE WITHIN THE DRIVER S VIEW THIS IS NOT ONLY DANGEROUS BUT IT IS ALSO ILLEGAL IN MANY STATES 4 Once the mounting location of the monitor has been determined there may be additional preparation work necessary depending on the vehicle str
6. ished trim ring should be attached to the video monitor then attach the assembly to the roof Headliner Cut line Lowest point mark Tape marker to screwdriver Starting at your mark for the lowest point trace the contour of the roof MOUNTING THE TRIM RING e ae Roof ae CD Su ma a Roof Support e die e Mounting Bracket a x Self drilling Screws NE R Video Unit _ M5 Screw MMD11 A 1 Make the connections to the vehicle for the 12 pin wiring harness 2 Connect power harness to vehicle s electrical system by tapping into an accessory hot line and a good ground 3 Connect the 12 pin harness to the mating connector on the Video Monitor 4 Verify all functions of the System before final mounting of the finished assembly A V Source Definitions 1 DVD Built in DVD 2 AV1 Supplied 9 Pin to 3 RCA Jack Pigtail is used for VIDEO 1 input 3 AUX AUX NOTE If the optional relay box P N SIRSWB is installed it recommended that the antenna for the wireless FM Modulator be unplugged See MMD11 A Wiring Diagram Figure A for antenna location NOTE Extending the wireless antenna beyond its 12 inch length will cause the FM Modulator to exceed FCC limits for wireless transmission When installing the unit position the antenna for best reception MMD11 A Antenna for Wireless FM Mod
7. lectrical Tape Masking Tape Multimeter to verify 12 volt DC and continuity Do not use a test light or logic probe Marker pen to mark headliner Scribe to mark trim ring if used Misc electrical connectors to connect to vehicle power source Requirements will vary from vehicle to vehicle DVD Movie to verify system operation after installation GENERAL INSTALLATION APPROACH 1 2 3 4 5 6 7 8 9 Decide upon system configuration and options that will be installed i e what components VCP Video Game external amp wireless headphones VCP etc Review all manuals to become familiar with electrical requirements and hook ups Decide upon mounting locations of all components and method of mounting Prep the vehicle by removing any interior trim necessary to gain access to vehicle s wiring aswell as all areas where interconnecting wire harnesses will need to be located If any access holes need to be cutinto the vehicle headliner other trim components etc this should be done nowas well Route the wiring harnesses throughout the vehicle as necessary Refer to the Wiring Diagrams on this manual as well as the wiring instructions for the individual components and accessory options being installed Be sure that all wiring is protected from sharp edges and is routed in such a manner that pinched when all components and interior trim are fully installed Be sure to leave enough slack in the wiring at each
8. o the mounting bracket See the drawing in this manual Itis best to mount the video monitor to the roof structure without the trim ring first There should be a gap between the headliner and the outer flange of the video monitor The trim ring should be cutto fill this gap Apply masking tape to the outer surface of the trim ring in the areas where the cut willbe made Mark the cut to follow the necessary contour of the roof The suggested method of marking is as follows A _ Firstmark the narrowest point of the trim ring on the masking tape Be careful to consider not only vertical location but fore aft location B Using the handle of a screwdriver make a transfer marking tool See diagram below Place the tool against the roof and the marker against the masking tape on the trim ring Trace the cut to be made around the entire perimeter of the trim ring C Cutthe trim ring using a sharp utility knife or shears Make the cutin several passes over the marked line each time cutting a little deeper Itis not necessary to cut completely through the plastic the cut only need be over 50 of the wall thickness of the plastic By bending the cut back and forth several times the plastic will break cleanly atthe cut D Check the fit of the trimmed console and make any minor adjustments necessary The trim ring can be painted or covered with a material that matches the head liner before assembling the trim ring to video monitor The fin
9. switched wire Then connect the red black lamp on wire to a good ground and the black red lamp common wire to fused constant 12 volt source Negative systems are commonly found on General Motors and import vehicles Note Some vehicles which incorporate transistorized control of the dome light circuit such as the 1999 Dodge Caravan may require that the purple brown Lamp auto wire be connected to the door pin switch wire as the additional current draw of the Monitor s lights may not be supported by the output of the vehicles body control computer Positive Switched Dome Lighting To To 12 pin Red black Lamp on constant t Black red Lamp common 12vdc connector Purple brown Lamp Auto n on Monitor TT To constant 12vdc Factory Door ajar switch or Body Control computer Negative Switched Dome Lighting To 12 pin connector Red black Lamp on Black red Lamp common Purple brown Lamp Auto To constant Factory Door ajar switch or Body Control computer Troubleshooting SYMPTOM REMEDY No power at Video Monitor Verify 12 VDC on Red wire at 2 pin Power Harness behind video monitor Verify ground connection with continuity test from known good ground to black wire at 2 pin Power Harness Power but no video or sound Verify that the correct source is selected i e 1 2 3 or 4 Verify that the source is on and playing a known good
10. ucture and installation method Some of the steps that may be required are A Removal of the vehicle s dome light B Ifthe trim ring will be used it may have to be trimmed to fit the contour of the vehicle s headliner Refer to the Trim Ring Installation section in this manual TRIM RING INSTALLATION Note This page only covers special installation considerations for thick trim ring installation If the video monitor is to be installed in a vehicle with the thick trim ring it may need to be trimmed to fitthe contourofthe vehicle Head liner Note The trim rings supplied with this unit are not designed to be trimmed 1 2 3 4 5 In this installation the video monitor is mounted directly to the overhead cross member in the roof using the mounting screw bosses These screw bosses should contact the cross member directly i e no gap between the screw boss and the roof structure Also be sure that the screws do not pierce the outer roof skin when fully fastened to the cross member The trim ring is attached to the video monitor using the perimeter screw bosses Itis important that the screws used in this installation are not over tightened and that the video monitor and trim ring are mounted in such a way that the assembly does not distort or bend when the mounting screws are tightened An alternate method is to use the mounting bracket First secure the mounting bracket to the cross member then screw the monitor int
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