Clarion OHM720 User Manual

7” LCD Color Monitor
8” LCD Color Monitor

OWNER’S MANUAL

OHM720, OHM820

INTRODUCTION

The Clarion OHM720/OHM820 is a full-featured 7”/8” LCD Color Monitor that can
be used as a stand-alone monitor, or can be integrated into a mobile multimedia
system.
The OHM720/OHM820 has the following features:

l TFT Active Matrix Display
l Swivel Mechanism
l 16:9/4:3 Adjustable Wide Screen Format (OHM720 only)
l 2 RCA Composite Video Inputs
l 1 RCA Composite Video Output
l Lightweight Plastic Housing
l Built-In Dome Light
l Built-In IR Transmitter for Wireless Headphones
l Front Panel Power Indicator and Separate Power, Channel Up/Down, Aux,

FM Modulator and Picture Mode Button Controls

l FM Modulator Output Connector (for FM200 Add-On's)
l Includes Universal Mounting Bracket and Two IR Wireless

Headphones (WH100H)

l IR Remote Controls Monitor Functions, Optional VCR (VDH910)

and Optional TV Tuner (TTX001) Functions

l Includes Ribbon Cable (for TTX001 TV Tuner Add-On's)

ABOUT THE MANUAL AND WARRANTY

To start enjoying your new Clarion monitor, please read the instructions listed in
the manual. Keep all instructions for future reference. Also, save your original
sales receipt as proof of purchase.

TABLE OF CONTENTS

1. Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

2. Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

3. Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

4. Monitor Button Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

5. Description of IR Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . 3

6. Using Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

7. Inserting the Batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8. Wiring Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

9. Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

10. Dome Light Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

11. Dome Light ON/OFF Switch Description . . . . . . . . . . . . . . . . . . . . 7

12. Din Cable Pin Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

13. Picture Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

14. FM Modulator (FM200) System Diagram . . . . . . . . . . . . . . . . . . . . 8

15. TV Tuner (TTX001) Installation Instructions

and System Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

16. Complete A/V System Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

17. Care and Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

18. Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

19. Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

OWNER’S MANUAL

1. PRECAUTIONS

l The set is for use in DC 12V, negative ground vehicles.
l Do not operate the set in ways other than described in this guide.

Doing so may damage it and voids your warranty.

l SAFETY FIRST! For rear seat use only. Do not install in dashboard or

anywhere else that would permit monitor to be viewed by the driver.
Monitor must never be used in any manner that will distract driver or
interfere with the driver's safe operation of the motor vehicle.

l Be careful not to run down the car battery while using the set with the car

stopped.

l Do not disassemble or modify the set. Doing so may damage it and voids

your warranty.

l Keep drinks and drops from umbrellas away from the set.

Water may damage the internal circuitry.

l Do not let the set become hot. If temperature in the car is high or the set

has been exposed to direct sunlight and is hot, lower the temperature
before using it. (The liquid crystal panel will work properly within a
temperature range of 14°F - 144° F).

l In extremely cold temperatures, the movement of the picture may be slow

and the picture may be dark, but this is not a malfunction. The set will
work normally once the temperature increases.

l Small black and shiny dots inside the liquid crystal panel are normal for

liquid crystal product.

2. DESCRIPTION

The OHM720/OHM820 is a TFT active matrix color LCD monitor that delivers a
striking picture and superior image resolution. The OHM720/OHM820 can be
used to enjoy video images with the Clarion video sources, even if no TV tuner
is connected.

3. PACKAGE CONTENTS

DESCRIPTION Q’TY

LCD Monitor 1
IR Headphones (WH100H) 2
Universal Trim Ring 1
IR Remote Control 1
A/V Din Cables 2
TV Input Ribbon Cable 1
FM Modulator Din Cable 1
Power Connector 1
M3X8 Screws 5
Manual/Installation Guide 1

OHM720, OHM820

4. MONITOR BUTTON FUNCTIONS

1 Monitor Release Button
2 Dome Light Switch
3 Power Button
4 Channel Select Up
5 Channel Select Down
6 Mode Selector
7 FMModulator On/Off Button
8 Auxiliary Input Selector
9 Power LED

10 IR Sensor

5. DESCRIPTION OF IR REMOTE CONTROL

Button Functions

OWNER’S MANUAL

1 Power Button for Monitor

Powers on monitor

2 TV/Video Button

Switches between A/V1, A/V2, TV.

3 FM Modulator Button

Turns FM Modulator ON/OFF.

4 Auto Memory Button for TTX001 (TV Tuner)

Locks channels with good reception.

5 Channel Up for TTX001 (TV Tuner)

Changes TV channels up.

6 Channel Down for TTX001 (TV Tuner)

Changes TV channels down.

7 Picture Select Button for Monitor

Goes into picture mode menu for Monitor to select Contrast, Brightnesss, Color,
Tint and Wide Screen Mode.

8 Picture Mode Up Button

Adjusts selected picture mode.

9 Picture Mode Down Button

Adjusts selected picture mode.

10 TV Tuner/VCR Button for VDH910 (VCR)

Changes input source selection from VCR to TV Tuner.

11 Enter Button for VDH910 (VCR)

Toggles between selection of the On-Screen Menu choice.

12 Menu Button for VDH910 (VCR)

Displays the On-Screen Menu, or changes and exits the On-Screen Menu.

13 Power Button for VDH910 (VCR)

Powers the unit ON or OFF.

14 FF Button for VDH910 (VCR)

Press FF to fast forward the tape.

15 Play Button for VDH910 (VCR)

Press button to play the videocassette.

16 REW Button for VDH910 (VCR)

Press REW to rewind the tape.

17 Skip Button for TTX001 (TV Tuner)

Will skip through channels with no reception.

18 Shift Button for TTX001 (TV Tuner)

Changes menu selection.

19 Stop Button for VDH910 (VCR)

Press to stop any play, fast forward, or rewind mode.

20 Still/Slow Button for VDH910 (VCR)

Press once to pause for STILL frame. Press again to advance frame by
frame. Press and hold button for SLOW motion playbacks.

21 Channel Track DOWN Button for VDH910 (VCR)

In TV Tuner mode, changes TV Channels down.

22 Channel Track UP Button for VDH910 (VCR)

In TV Tuner mode, changes TVChannels up.