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Clarion OHMD74 manual

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Table of contents for the manual

  • Page 1

    OHMD74 Final Manual.qxd 6/17/2004 5:32 PM Page 1[...]

  • Page 2

    2 Welcome! Thank you for purchasing the Clarion OHMD74 overhead monitor system. This monitor is engineered with advanced technological designs and components for the best picture quality and convenience. Warning! The Clarion OHMD74 overhead monitor system is designed strictly for rear-seat entertainment. V iewing the monitor while operating a motor[...]

  • Page 3

    3 Introduction The Clarion OHMD74 is a full-featured overhead entertainment center featuring DVD, CD, and MP3 playback. This system combines flexibility , reliability , and expandability all in one. Designed primarily for rear seat entert ainment, the audio from the OHMD74 can be enjoyed privately through wireless headphones and/or incorporated int[...]

  • Page 4

    4 FCC Approval The Clarion OHMD74 have been tested and found to comply within the limits of a Class B digital device, pursuant of Part 15 of the FCC rules. These limitations are designed to provide reasonable protection against harmful interference in a vehicle installation. This equipment generates and uses radio frequency energy and if not instal[...]

  • Page 5

    5 T able Of Contents Introduction and Precautions . . . . . . . . . . . . 2-6 Care and Maintenance . . . . . . . . . . . . . . . . . 6-8 Operating OHMD74 Monitor . . . . . . . . . . . . . 9-16 About Disc Formats . . . . . . . . . . . . . . . . . . . 17-18 Operating the Remote Control . . . . . . . . . . . 19-21 Changing Display Settings . . . . . .[...]

  • Page 6

    6 Precautions • This overhead monitor system is designed for use in 12V DC negative ground vehicles. • Do not operate the overhead monitor system in ways other than described in this manual. Doing so may result in damage to the monitor system and/or the vehicle, voiding the warranty of this product. • SAFETY FIRST! This overhead monitor syste[...]

  • Page 7

    7 T o clean the monitor , use a clean soft cloth and gently wipe the screen. If possible, use specially designed “monitor wipes” to clean the screen. Handling Discs Always handle a disc by its edges. Never touch the surface of the disc directly . T o remove inadvertent fingerprint s and dust, use a soft cloth and wipe in a straight line from th[...]

  • Page 8

    8 T emperature and Moisture If the player is used while the interior of the vehicle is very cold, condensation may form on the disc or on the internal optical pickup system and prevent proper playing of the disc. If you suspect that condensation is an issue, eject the disc and inspect the playing surface. If necessary , remove the condensation with[...]

  • Page 9

    9 Disc Playback DVD playback will often begin automatically when the disc is inserted. With some DVD discs, you will need to press [ENTER] or [ ] to begin playback. CD-Audio discs will begin playback automatically . CDs with MP3 files may require you to navigate the file structure menu. For more information, see MP3 Playback on CD-R Discs. Stopping[...]

  • Page 10

    10 Discs Incomp atible with OHMD74 The following disc types are incompatible with the OHMD74: • DVD-ROM/ DVD-R/DVD-RW/DVD-RAM • Photo CD/CD-RW • CD-ROM(excluding most CD-Recordable discs using MP3 or CD-A Format s) • Any DVD with a region number other than “1” and “ALL” • CD audio manufactured with certain copyright methods Note: [...]

  • Page 11

    11 Searching During Playback Press [ ] and [ ] during playback to rapidly search for a particular section of a DVD or CD. Each time a fast-search button is pressed, the speed of the fast search changes as follows: Standard Speed - 2X - 4X - 6X - 8X Pausing Playback Press [ ] during playback will pause, and the frame displayed at the point pause mod[...]

  • Page 12

    12 Monitor Control Panel Layout 1. Power Button Switches the OHMD74 ON/OFF . 2. Play/Pause Button Begins and pauses playback 3. Stop Button Press to stop playback 4. Rewind Button Use for high speed search within a chapter or track. Moves the cursor left and right within the menu. 5. Eject Button Ejects Discs 6. Forward Button Use for high speed se[...]

  • Page 13

    13 10. + Button Selects the items to be adjusted 1 1. FM ON/OFF Button Press to turn ON/OFF FM Modulator 12. Button Selects the items to be adjusted OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 13[...]

  • Page 14

    14 Opening the Overhead Monitor Press the “OPEN” button to release the overhead monitor . Gently push down on the bottom of the monitor until it reaches the desired position. The monitor will turn on automatically when it is fully open. Note: The vehicle’s ignition key must be “ON” or Accessory position for the monitor to have power . OHM[...]

  • Page 15

    15 Closing the Overhead Monitor Gently push the backside of the monitor until it clicks into the overhead monitor housing. The monitor will turn off automatically when it is returned to the closed position. Note: Do not place any objects between the monitor and the monitor housing, this can result in serious damage to the monitor . Setting the Scre[...]

  • Page 16

    16 Note: The screen mode will set after 5 seconds, pending that the MODE button is not pressed. The display image may appear coarse or grainy when viewed in Zoom mode. OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 16[...]

  • Page 17

    17 MP3 Playback On CD What is MP3? MP3 is an audio compression method. This audio compression method has become a standard format with many PC users. MP3 allows the original digit al audio data to be compressed to about 10 percent of it s initial file size while still retaining high sound quality . This means that about 10 music CDs can be recorded[...]

  • Page 18

    18 File and Folder Structure The folder name and file name can be displayed as the title during MP3 play . However , the title must be within 31 and 27 single-byte alphabetical letters and numerals for the folder name and file name, respectively (not including an extension). Entering more letters or numerals than specified may cause an incorrect di[...]

  • Page 19

    19 Remote Control 1. Power Button T urns the monitor ON/OFF . 2. 0-9 Buttons Used with various functions 3. ILL/Goto Button Enables direct access to a defined point within a track or chapter during playback. 4. Stop S top s playback. 5. Fast Reverse/Fast Forward Use for high-speed search within a track or chapter . Moves the cursor lef t and right [...]

  • Page 20

    20 13. Input Button Switches between the internal disc player and the auxiliary audio/video input. 14. Enter Button Used to select a highlighted menu item. 15. Audio Button Accesses the various language audio tracks on DVD disc with multilanguage support. 16. Angle Button Selects among the various camera angles on DVD discs with multi-angle support[...]

  • Page 21

    21 OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 21[...]

  • Page 22

    22 Settings and Adjustment s This chapter describes how to setup and how to adjust using the on-screen SETUP menu. Using the Setup Menu Using the setup menu, you can do the initial setup, adjust the picture quality , and set the various outputs. Y ou can also set a language for the on-screen display , the setup display and limit playback by childre[...]

  • Page 23

    23 Setting the Language for On-Screen Display Press the SETUP button and using the cursor buttons select "OSD LANGUAGE". OSD (On-Screen Display) Language Menu The OSD Language Menu allows the user to select the language for the on- screen display . Press and then use the cursor buttons to select the desired language. The user can select e[...]

  • Page 24

    24 Settings for Parent al (Parental Control) This section of the SETUP Menu allows user to control the content of movie playback from G to Adult. The Parental Control function allows you to limit viewing to your preference. 1. Use the cursor buttons to select from: G (Children) PG PG 13 R NC-17 ADUL T (Adult) Note: The lower the value, the more str[...]

  • Page 25

    25 Playing Audio CDs When playing an audio CD, the DISPLA Y Banner appears automatically . It displays the current track and the amount of the time for that track playing, the total amount of time on the disc and the current time running on the disc. Press the DISPLA Y button on the remote to display the DISPLA Y Banner . The options below show you[...]

  • Page 26

    26 Playing MP3 Discs MP3 is a format for storing digital audio. An audio CD-quality song can be com- pressed into the MP3 format with very little loss of quality , while taking up much less space. CD-R discs that have been encoded in MP3 format can be played on your DVD player . Press the DISPLA Y button on the remote to DISPLA Y Banner . The optio[...]

  • Page 27

    27 Skipping Songs Use the cursor button on the remote control to move to the next song. Use the Previous cursor button to move to the beginning of the currently playing song. Press the button 2 times to move to the previous song. Using The Repeat Feature The default mode for the Repeat feature is OFF . Pressing REPEA T consecutively changes the rep[...]

  • Page 28

    28 RANDOM: Plays the songs in the random order . SHUFFLE ON: Plays the songs in random order (from within the selected folder). PROG-END (Program End): Plays the songs on the disc in the order you have programmed (you must create a play list to set the order you want the tracks on the disc to play). When you are creating a play list, this option ch[...]

  • Page 29

    29 Battery Inst allation 1. Slide the battery-retaining clip in, while sliding the battery tray out. 2. Insert the CR2025 lithium battery into the tray with the “+” facing upwards. 3. Slide the battery tray back into the remote control. Note: Under normal conditions the battery should last approximately one year . When the battery becomes weak,[...]

  • Page 30

    30 Operating Head phones 1. Power Switch Press to activate the headphones. The power on the headphones will turn of f automatically if an audio signal is not detected for over a minute. 2. V olume Adjustment Switch Adjusts the volume of the sound in the headphones. Note: • Headphones are not to be worn by the operator of the vehicle when driving.[...]

  • Page 31

    31 Inst allation About the Inst allation The installation of the OHMD74 overhead monitor system requires experience in both mechanical and electrical procedures. If you do not posses the necessary experience or tools to attempt this installation, cont act a local Clarion dealer for assistance. Improper installation can result damage to the monitor [...]

  • Page 32

    32 Inst allation Procedure 1. Identify the polarity of the dome light circuit and set the switch on the bottom of the overhead monitor housing. 2. T est fit the overhead monitor system on the ceiling of the vehicle, verifying it is not going to interfere with the safe operation of the vehicle. 3. Once the mounting location of the overhead monitor s[...]

  • Page 33

    33 10. Carefully hold the overhead monitor system to the mounting bracket aligning the mounting holes while screwing in the screws. (Make sure the wires and cables are not in the way while mounting the monitor). 1 1. Connect the Red wire of the power harness to the Accessory wire in the ignition harness. 12. Ground the Black wire of the power harne[...]

  • Page 34

    34 Connecting Diagram If you are uncertain as to what the proper connections are. Please contact a qualified Clarion technician for further inst allation assistance. A/V Cable A/V Input Connector Pin Function 1 Audio Left Input 2 NC 3 Audio Right Input 4 NC 5 Video Input 6N C 7 IR Output 8 NC GND A/V GND Shielding OHMD74 Final Manual.qxd 6/17/2004 [...]

  • Page 35

    35 FM Modulator Cable A/V Input 8-Pin Connector Pin Function 1 NC 2 NC 3 NC 4 NC 5 FM Mod ON/OFF 6 Audio Left Output 7 FM Mod Ground 8 Audio Right Output GND A/V GND Shielding Wiring the OHMD74 Read the following precautions before wiring your system. • Disconnect the negative battery terminal before making any wiring connections. • Be particul[...]

  • Page 36

    36 Complete System Diagram OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 36[...]

  • Page 37

    37 Sample Inst allation Warning! Make sure that the screws you use to mount the bracket, monitor , or optional spacers are not to long! If the screws are to long, they will damage the roof of the vehicle. T ake great care when planning this part of the installation. OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 37[...]

  • Page 38

    38 Package Content s 1 OHMD74 1 Audio Video RCA Accessories 1 Audio Video Din Cables 1 Convenient External Game Port 1 Audio Output Din Cable 1 Three Pin Power Harness 1 Metal Mounting Bracket 4 Screws For Metal Mounting Bracket 1 Soft Black Rubber Gasket 1 Remote Control OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 38[...]

  • Page 39

    39 T roubleshooting No Picture Press the POWER and SOURCE buttons to make sure the monitor is on and the proper input is selected. If there is still no picture press the PICTURE button. If the menu appears, check the source unit and video connections. If NO MENU appears, check all fuses and power connections to the OHMD74. No Picture and Sound Pres[...]

  • Page 40

    40 With a widescreen 16:9 monitor , I have black bars on the screen? Change the T .V . display mode to “Wide”. Unit does not eject? Make sure the OHMD74 is powered “ON” Specifications Supply: 12V DC (10V -16V) T est V oltage: 12V , Negative Ground Current Consumption: 1.8 Amp Max Current Consumption: 2 Amps Operating T emperature: 0 ~70 C S[...]

  • Page 41

    41 W ARRANTY INFORMA TION This product is warranted against all defects in material workmanship for a period of one year from the date of original purchase. Clarion ProAudio products, except for speakers, are covered by a two year limited warranty when installed by an authorized Clarion dealer . The conditions of this limited warranty and the exten[...]

  • Page 42

    42 7. ALL IMPLIED W ARRANTIES EXCEPT TO THE EXTENT PROHIBITED BY APPLICABLE LA W SHALL HA VE NO GREA TER DURA TION THAN THE W ARRANTY PERIOD SET FORTH ABOVE. UNDER NO CIRCUMST ANCES SHALL CLARION BE LIABLE FOR ANY LOSS OR DAMAGE, DIRECT OR CONSEQUENTIAL, ARISING OUT OF THE USE OR INABILITY TO USE THE PRODUCT . BECAUSE SOME ST A TES DO NOT ALLOW LIM[...]

  • Page 43

    OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 43[...]

  • Page 44

    44 CLARION CORPORA TION OF AMERICA 661 WEST REDONDO BEACH BL VD. GARDENA, CA 90247 www .clarion.com OHMD74 Final Manual.qxd 6/17/2004 5:33 PM Page 44[...]