Audiovox VOH641A Manuale utente

OperationOperation

Operation

ManualManual

Manual

VOH641A

-2-

Important Notice

It is unlawful in most jurisdictions for a person to

drive a motor vehicle which is equipped with a

television viewer or screen that is located in the

motor vehicle at any point forward of the back of

the driver’s seat, or that is visible, directly or

indirectly, to the driver while operating the

vehicle. In the interest of safety, the VOH641A

should never be installed where it will be visible,

directly or indirectly, by the operator of the motor

vehicle.

Please note that the state of Rhode Island forbids

theinstallationofsuchadeviceinamotorvehicle.

Safety Precaution

For safety reasons, when changing video tapes it is

recommended that the vehicle is not in motion, and

thatyou do notallow children tounfasten seatbelts to

changetapesormakeanyadjustmentsto the system.

System adjustments can be accomplished using the

remote control unit, while seatbelts remain fastened.

Enjoy your Audiovox entertainment system but

remember-safety of all passengers remains the

number one priority.

-3-

Congratulations on your purchase of the Audiovox

VOH641Adrop-down Video Monitor. The VOH641A

has been designed to give you and your family many

years of video entertainment in the mobile

environment. Please read the directions that follow

to familiarize yourself with the product and to ensure

that you obtain the best results from your equipment.

Please note: Installation options vary, see the

individual owner’s manuals for each component in

your system to obtain a full understanding of each

component’s operation.

Features

♦6.4” TFT (Thin Film Transistor) Active

Matrix LCD (Liquid Crystal Display)

Monitor

♦IR transmitter for Wireless Headphones

♦Remote Sensor Eye

♦Three Audio/Video Inputs

♦Headphone Amplifier

♦Two Headphone Jacks for Wired

Headphones

♦Built-in Dome Lights

♦Backlit Controls for Low Light Operation

♦Push button screen Brightness Controls

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-5-

Front Panel

1. Infrared Transmitter - Used to transmit audio to

wireless headphones

2. Power button – (Bright red when system is On,

dim when Off)

3. Volume Up/Down – Controls volume to

headphone jacks and external speakers if

connected

4. Source Select – used to select one of the three

A/V sources.

5. Source indicator LEDs - Indicate the current

video source

6. Sensor Eye – Receives signals from infrared

remote controls and relays them to remote

mounted equipment.

7. Three position Dome Light Switch

•Auto – Automatically switches on the dome

lights in conjunction with the vehicle’s

interiorillumination

•Off – The Dome lights will not turn on in

this position

•On – Turns on the Dome lights.

10. Headphone Jacks – allows plug-in of two wired

headphones with 1/8” stereo jack.

11. AuxiliaryA/V Stereo Input– allows plug-inof

camcorder, game, portable DVD player or other

A/V source with RCA type output connectors.

12. Brightness Up/Down Control - use the

brightness up/down buttons to adjust the picture

brighter or darker.

Turning the VOH641A On or Off

1 Sliding the screen release lock forward will unlock

theLCDscreen and it willdropdownslightly. Pivot

the screen downward until a comfortable viewing

angle is reached. The internal friction detent will

hold the screen in position while the system is in

use.

2 Pressing the power button on the pod will turn the

system onoroffalternately. Wheninusethe internal

backlighting will illuminate the controls.

3 After the unit has been turned on and is displaying

a picture, adjust the viewing angle and brightness

controls to optimize the picture quality.

4 Rememberto turn the unit off and pivot theLCD to

the locked position when not in use.

8. Dome lights – provide additional illumination

9. Screen Release – Slide in direction of arrow to

release the flip down screen

-6-

Operation

Overhead Dome Lights

Thelightsintegrated into the VOH641A arecontrolled

by a three position slide switch. Sliding the switch to

the on position will turn the lights on. The off position

willprevent the lights from turningon at all times,and

theauto position will allow thelights to turn on andoff

with the vehicle’s interior lighting. Do not leave the

vehicle unattended with the dome light switch in the

onposition,asthiscouldresult in a discharged battery

Remote Sensor

TheVOH641A incorporates an infraredsensor which

relays signals from any infrared remote control to

allow a remote mounted device to be controlled

simply by pointing its remote control at the remote

sensoreyemountedonthepod. Thisprovidescontrol

of auxiliary equipment such as Video Cassette and

DVD players. The infrared sensor can relay signals

from any manufacturer’s remote control to its

respective component connected to the AV1 or AV2

inputs.

Dome

Light

Switch Remote

Sensor eye

-7-

External Auxiliary A/V Stereo inputs (Aux )

These inputs are provided to facilitate the temporary

connection of optional audio / video equipment, such

as a camcorder or video game system. They can be

accessed by removing their protective plastic cover

located behind the LCD hinge. To play a source with

theseinputs,useRCApatchcordtoconnecttheaudio

/ video signals to their respective jacks. Mono audio

sources will require the use of an RCA Y cable (PN

0892165)toconnecttobothrightandleftinputs. Once

theconnections have beenmade, turn the VOH641A

on and press the source selector button on the pod

until the “AUX” indicator LED illuminates. The unit

will now play the audio and video signals from the

accessory connected.

Optional Accessories

Wired Headphones

Therearetwo1/8” headphone jacks on the VOH641A

that can be used with any standard stereo

headphones. These jacks are controlled by the

volume up / down buttons on the VOH641A or the

remote control. Remove and save the protective

plastic cover to access the jacks. Remember to

replace the cover when the jacks are not in use

Wireless Headphones

The VOH641A includes a built in infrared transmitter

for use with Audiovox wireless headphones (PN

MVSWHS). Turning the headphone switch on, and

wearing them activates the internal micro switch

which will activate the internal IR receiver and the

volume can then be adjusted separately with the

controls on each headset. Any number of wireless

headphonescan be used, butallmust be withinaline

of sight from the transmitter, as infrared

transmissions,like visible light travelonly in a straight

line. See the documentation accompanying your

Audiovoxwireless headphones.

External

AuxiliaryA/V

Stereo

inputs Infrared

Transmitter

-8-

Wired FM Modulator

Your video system may be equipped with an RF

modulator, thatallows you to listen tothe VOH641A’s

audio signal by tuning your vehicle’s radio to the

selected frequency, (88.7 or 89.1 - Check with your

installer) and turning on the remote mounted RF

modulator switch. (In most cases this toggle switch

will be located underneath the driver’s side of the

dash, check with your installer for the exact location.)

Whenever the RF modulator is on, broadcast radio

reception will be poor. Turning the remote mounted

toggle switch off will allow normal radio reception.

Audiovox Video Cassette Player (AV1)

In most installations a VCP will be connected to the

“AV1” input. To view a video cassette, turn the

VOH641A On and press the source button on its

control pad until the “AV1” indicator LED illuminates.

The VCP may also be operated with a remote or the

buttons on its face. The VOH641A is now ready to

play the audio and video signals from the VCP if it is

connectedtothe “AV1” input. Insertingatapeinto the

VCP will automatically turn it on and activate the play

mode. If a rewound tape had already been loaded

into the VCP, prior to its activation, press play on the

VCP or on the remote control to view the tape. For

more information see the operator’s manual

accompanying your VCP.

Video Output

TheVOH641Aprovides a video outputforan optional

video monitor(s). (Refer to page 7 of the installation

guideformoredetails.) Thisoutputwillprovideavideo

signal that duplicates the signal displayed by the

VOH641A to an additional monitor or video display.

Please see your installer for more information.

-9-

Warnings

Do not use any solvents or cleaning materials

when cleaning the video system.

Do not use any abrasive cleaners, they may

scratch the screen. Use only a lightly dampened

lintfreecloth to wipe the screenifitbecomes dirty.

Lock the LCD screen in the fully closed position

when not in use.

Before putting on headphones always adjust the

volume setting to the lowest position.

Remember to leave the dome light switch in the

off or auto positions when the vehicle is

unattended,asthedomelights,if left on, can drain

the vehicle’s battery.

Do not put pressure on the LCD screen.

Caution children to avoid touching or scratching

the screen, as it may become dirty or damaged.

AV2

The second video input may be connected to a DVD

player, video gamesystem,orotheraudio/videoinput.

To play the AV2 source, turn the VOH641A on and

press the source button on the pod until the “AV2”

indicatorLEDilluminates. Turnthesourcecomponent

on with its power button or remote control. The

VOH641A is now ready to play the audio and video

signals from the source connected to AV2 inputs.

-10-

Specifications

•Check the condition of the

vehicle’sradioantenna.

•Verify that the antenna is fully

raised.

•If a wired RF modulator has

been installed, verify that its

switch is turned to the off

position.

•Verify that the batteries in the

suspect remote are fresh.

•Verify that the remote repeater

eye is not obstructed.

•Verify that the infrared

transmitter is affixed over the

sensor eye of the component

to be controlled

Troubleshooting

Poor radio

reception(FM

modulator

installed)

LCD Backlighting EdgeLight Tube

Resolution 960 x 234

Pixels 224,640

OperationTemperature 0 - 40º C

Storage Temperature -20 - 80º C

Expected Backlight Life 10,000Hours

Video Display System NTSC

AudioOutput 0.1W @ 16 Ω

IR sensor

inoperative

Replacement Parts

ProtectivePlasticCover 1023336

OptionalAudiovox VCP RemoteControl 0993000

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