AOC Flat Panel Television A20S431 User Manual

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IMPORTANT SAFETY INSTRUCTIONS  
Read before operating equipment  
1. Read these instructions.  
2. Keep these instructions.  
3. Heed all warnings.  
4. Follow all instructions.  
5. Do not use this apparatus near water.  
6. Clean only with a dry cloth.  
7. Do not block any of the ventilation openings. Install in accordance with the  
manufacturers instructions.  
8. Do not install near any heat sources such as radiators, heat registers,  
stoves, or other apparatus (including amplifiers) that produce heat.  
9. Do not defeat the safety purpose of the polarized or grounding type plug.  
A polarized plug has two blades with one wider than the other. A  
grounding type plug has two blades and third grounding prong. The wide  
blade or third prong is provided for your safety. When the provided plug  
does not fit into your outlet, consult an electrician for replacement of the  
obsolete outlet.  
10. Protect the power cord from being walked on or pinched particularly at  
plugs, convenience receptacles, and the point where they exit from the  
apparatus.  
11. Only use attachments/accessories specified by the manufacturer.  
12. Use only with a cart, stand, tripod, bracket, or table specified by the  
manufacturer, or sold with the apparatus. When a cart is used, use  
caution when moving the cart/apparatus combination to avoid injury from  
tip-over.  
13. The TV should be operated only from the type of power source indicated  
on the label. If you are not sure of the type of power supplied to your  
home, consult your dealer or local power company.  
14. Unplug this apparatus during lightning storms or when unused for long  
periods of time.  
15. Refer all servicing to qualified service personnel. Servicing is required  
when the apparatus has been damaged in any way, such as power-  
supply cord or plug is damaged, liquid has been spilled or objects have  
fallen into apparatus, the apparatus has been exposed to rain or moisture,  
does not operate normally, or has been dropped.  
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16. This product may contain lead or mercury. Disposal of these materials  
may be regulated due to environmental considerations. For disposal or  
recycling information, please contact your local authorities or the  
Electronic Industries Alliance: www.eiae.org  
17. Damage Requiring Service – The appliance should be serviced by  
qualified service personnel when:  
A. The power supply cord or the plug has been damaged; or  
B. Objects have fallen, or liquid has been spilled into the appliance; or  
C. The appliance has been exposed to rain; or  
D. The appliance does not appear to operate normally or exhibits a  
marked change in performance; or  
E. The appliance has been dropped, or the enclosure damaged.  
18. Tilt/Stability  
All televisions must comply with recommended  
international global safety standards for tilt and stability properties of its  
cabinets design.  
y
y
Do not compromise these design standards by applying excessive  
pull force to the front, or top, of the cabinet, which could ultimately  
overturn the product.  
Also, do not endanger yourself, or children, by placing electronic  
equipment/toys on the top of the cabinet. Such items could  
unsuspectingly fall from the top of the set and cause product  
damage and/or personal injury.  
19. Wall or Ceiling Mounting – The appliance should be mounted to a wall  
or ceiling only as recommended by the manufacturer.  
20. Power Lines – An outdoor antenna should be located away from power  
lines.  
21. Outdoor Antenna Grounding – If an outside antenna is connected to  
the receiver, be sure the antenna system is grounded so as to provide  
some protection against voltage surges and built up static charges.  
Section 810 of the National Electric Cord, ANSI/NFPA No. 70-1984,  
provides information with respect to proper grounding of the mats and  
supporting structure grounding of the lead-in wire to an antenna-  
discharge unit, size of grounding connectors, location of antenna-  
discharge unit, connection to grounding electrodes and requirements for  
the grounding electrode. See Figure below.  
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EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL  
CODE  
Note to the CATV system installer: This reminder is provided to call the CATV  
system installer’s attention to Article 820-40 of the NEC that provides  
guidelines for proper grounding and, in particular, specifies that the cable  
ground shall be connected to the grounding system of the building, as close to  
the point of cable entry as practical.  
Please, make sure to connect the power plug to the wall outlet socket after  
connecting the TV to the adapter!  
22. Objects and Liquid Entry – Care should be taken so that objects do not  
fall and liquids are not spilled into the enclosure through openings.  
SYMBOL  
SYMBOL DEFINITION  
DANGEROUS VOLTAGE: The lightning flash with  
arrowhead symbol,within an equilateral triangle,is intended  
to alert the user to the presence of uninsulated “dangerous  
voltage”within the product’s enclosure that may be of  
sufficient magnitude to constitute a risk of electrical shock to  
persons.  
SA 1965  
INSTRUCTIONS: The exclamation point within an  
equilateral triangle is to alert the User to the presence of  
important operating and maintenance(servicing)instruction in  
the literature accompanying the appliance.  
SA 1966  
Apparatus shall not be exposed to dripping or splashing and no objects  
filled with liquids, Such as vases, Shall be placed on the apparatus.  
Caution - Danger of explosion if battery is incorrectly replaced. Replace only  
with the same or equivalent type.  
PREPARATION  
1. Place the TV on a solid surface.  
Ensure that the TV is placed in a position to allow free flow of air. Do not  
cover the ventilation openings on the back cover.  
To prevent any unsafe situations, no naked flame sources, such as lighted  
candles, should be placed on or in the vicinity.  
Avoid heat, direct sunlight and exposure to rain or water. The equipment  
shall not be exposed to dripping or splashing.  
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2. Insert the aerial plug firmly into the aerial socket at the back of the TV.  
3. Remote control:  
Remove the cover of the battery compartment. Insert the 2 batteries  
supplied (Type AAA 1.5V).  
4. Power:  
Insert the power cord in the wall socket having an AC power supply.  
5. Turn the TV on:  
Turn the main power switch on the right side of TV to ON.  
Press the secondary power button in front of the TV to turn it on.  
If the main power switch is OFF, the front LED light will also be OFF. If the  
main power is ON, the LED will be blue if the power is ON & orange if the  
power is in standby mode.  
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OPERATING INSTRUCTIONS  
USE OF THE REMOTE CONTROL  
MUTE  
Temporarily interrupt the  
sound or restore it.  
POWER  
Press to turn on/off the  
TV. The TV is never  
completely powered off  
unless it is physically  
unplugged.  
DISPLAY  
Press this button to  
Display Channel number  
on the right-top corner.  
0~9/100 Digit buttons  
To select a TV channel.  
CH  
Press or  
(
or ) to  
MTS /SAP  
browse through the TV  
channels,which are not  
erased. To view a blocked  
channel, use the digital  
buttons to accessthe  
channel and enter your  
access code.  
Press this key to activate  
Multichannel Television  
Sound, Stereo or Mono  
sound.  
PRE-CH  
To display the previously  
selected TV channel.  
VOL  
Press + or – to adjust the  
volume.  
PC  
No Supported.  
TV/VIDEO  
Select your input source:  
press repeatedly to select  
TV, AV, S-VIDEO.  
SLEEP  
With this key you can set a  
time period after which the  
TV should switch itself to  
standby. Press the key  
repeatedly to select the  
number of minutes. The  
counter runs from  
MENU  
Press repeatedly to  
display OSD menu.  
CAPTION  
Press this button to turn  
Closed Caption on.  
Be sure you have  
selected Caption On in  
the Setup menu.  
V-CHIP  
30,60,90,120 minutes.  
Press this button to  
setup parental  
control.  
PIP  
Not Supported.  
SWAP  
Not Supported.  
POP  
Not Supported.  
SIZE  
Not Supported.  
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TO USE THE MENUS  
1. Press the MENU button to display each menu  
2. Use the cursor up/down to select a menu item.  
3. Use the cursor left/right to enter a submenu or enable/disable the  
function.  
4. Press the MENU button to exit the menu.  
MAIN MENU  
Press the MENU button into the main OSD (On Screen Display). Adjust item  
include SOUND SETUPOSD SETUPTV SETUP and PICTURE SETUP.  
SOUND Setup  
1. Volume is adjusted from 0 to 100.  
2. Bass and Treble are adjusted from 0 to 100.  
You can adjust picture Volume, Bass and Treble to the levels you prefer.  
3. The adjustment range of balance is from 0 to 100.  
0 to 50 is used to adjust the volume of right speaker from low to loud.  
50 to 100 is used to adjust the volume of left speaker from loud to low.  
4. The Mute is “ON” or “OFF”, and if the Mute is ON, there are no sound  
output  
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OSD Setup  
1. Set OSD language  
2. Adjust the horizontal position of the OSD.  
3. Adjust the vertical position of the OSD.  
4. Adjust the OSD time-out.  
5. OSD Background Adjustment  
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TV Setup  
1. AIR/CATV for different TV input solution, RF and cable.  
2. Auto searching is used for searching all TV program channels. After  
finishing search and exiting, the machine will save the program  
automatically, you can also press “menu” to break the searching, but only  
the searched programs are saved when the machine exits searching.  
3. Add/Erase is for add or delete the current channel for memorizes.  
4. Current Program is display the current channel number。  
5. Sleep Timer  
It is for set a time period after which the TV should switch itself to standby.  
The counter runs from Disabled 30 > 60 > 90 > 120 minutes.  
(The setting will be removed when using reset)  
6. CLOSED CAPTION  
It’s allows you to read the dialogue of television programs on the TV  
screen. Designed to help the hearing impaired, this feature uses on screen  
“ text boxes” to show dialogue and conversations wile the TV program is in  
progress. Captions will appear on the screen only during captioned  
broadcasts.  
Remark: the captions do not always use correct spelling and grammar.  
Not all TV programs and product commercials are made for broadcast with  
Closed Caption information included. Refer to your area’s TV program  
listings for the TV channels and times of closed Caption shows.  
The captioned programs are usually noted in the TV listings with service  
Marks such as “CC”.  
Caption Mode:CC1~CC4  
Dialogue (and descriptions) for the action on the captioned TV program shows  
on screen.  
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Text Mode:TT1~TT4  
Often used for channel guide, schedules, bulletin board information for Closed  
Caption programs, news, weather information or stock marker reports.  
Not all Closed Caption modes are necessarily being use by a TV channel  
during the transmission of a Closed Caption program.  
V-CHIP Setup  
Select V-Chip on OSD then enter 4 digits of pin number.  
Initial pin number is “0000”.  
If you enter an incorrect pin number “Error” message will be displayed.  
It is the parental control function (V-chip). It is used to block program viewing  
based on the ratings by the broadcaster. The default setting is to allow all  
programs to be viewed. Viewing can be blocked by the type of program and by  
the categories chosen be blocked. It is also possible to block all program  
viewing for a time period.  
A. There are two item could be defined. One is TV Guidelines another one is  
Movie Guidelines.  
B. Setting up TV Guidelines  
Use Up/Down arrow buttons to move around the matrix and press Right  
arrow button to change the value form “U” to “B” or ”B” to ”U”  
U: Unblock  
B: Block  
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C. Setting up Movie Guidelines  
Use Up/Down arrow buttons to move around the matrix and press Right  
arrow button to change the value from “U” to ‘B” or “B” to “U”  
13  
 
D. CHANGE PIN Personal Identification Number is for change password to  
control the V-chip setup; it’s included three steps. ENTER PIN to enable  
this function, then ENTER NEW PIN to change a new one. After that  
COMFIRM NEW PIN.  
Picture Setup  
1Contrast, Brightness and Saturation are adjusted from 0 to 100.  
2Hue is adjusted from 0 to 100.  
3Sharpness is adjusted from 0 to100.  
Hue is only adjusted in NTSC telecast system.  
You can adjust contrast, brightness, saturation, hue, black level and  
sharpness to the levels you prefer.  
4Color Tone is for AVS-VIDEO and TV color, you can select warm or  
cool.  
14  
 
CONNECT PERIPHERAL EQUIPMENT  
FRONT PANEL CONTROL KNOBS  
Power Key: Press to turn on or off the TV.  
MENU Key: Press to show the OSD menu and exit OSD menu at the TV.  
Down / Up Key: Press to perform select function and channel.  
+ /- Key②③ :Press to confirm your function selection and adjustment.  
Source Key: Press to select your input source.  
There is a wide range of video and audio equipment that can be connected to  
your TV. The following connection diagrams show you how to connect them.  
15  
 
PREPARATION  
Remove the back plate at the back of the TV as shown on the illustration  
opposite. Lay the LCD TV with the screen down on a table, as it will be easier  
to connect your peripheral equipment. Please take precaution not to damage  
the screen.  
1: RF TV port  
2: Earphone output port  
3: Right audio input port  
4: Left audio input port  
5: AV video port  
6: S-VIDEO video port  
7: power input port  
16  
 
VIDEO RECORDER  
How to connect  
1. Connect the supplied antenna cable to the RF IN port of your VCR.  
2. Connect another RF cable from the output RF of your VCR to the  
Antenna input of your TV. Better quality when playing from your VCR can  
be obtained if you also connect the Video, Audio LEFT AND right (only for  
stereo equipment) cables to the VIDEO, AUDIO L and R inputs AV.  
If your VCR has an S-VHS video jack:  
For improved picture quality, connect a S-Video cable with the S-VIDEO input  
on the TV instead of connecting the VCR to the VIDEO port.  
S-Video does not provide audio, audio cables must still be connected to  
provide sound③④.  
Watching VCR  
1. If you use connection, select the TV channel search.  
2. If you use connection, select AV.  
3. If you use connection . Select s-video  
4. Insert videotape in the VCR and press the PLAY button.  
17  
 
DVD PLAYER  
Connect the video output port of DVD player to the video input port of TV.  
Connect the left and right audio of DVD to the left and right channels of audio  
input of TV.  
If your DVD player is equipped with S-VHS video port:  
For better quality picture, please connect the S-video cable to the S-video  
input port of TV. Connecting the audio output ports  
③④  
through audio  
cable is a must since S-video input port is not attached with audio.  
How to play  
If you use connection , please select video AV input;  
If you use connection , please select S-VIDEO input;  
CAMERA, CAMCORDER, VIDEO GAME SET …  
DIGITAL CAMERA  
How to connect  
1. Connect your digital camera, camcorder, videogame set… to VIDEO port  
AUDIO R AUDIO L for mono equipment.  
3. S-VHS quality with an S-VHS camcorder is obtained by connecting the  
S-VHS cable with the S-VIDEO input and AUDIO input  
.
③④  
How to use  
1. Select AV or S-VIDEO.  
2. Turn on the external AV equipment.  
HEADPHONE  
1. Insert the plug into the headphone port  
block speaker audio output.  
, when insert headphone will  
2. Press the  
key on the remote control to switch off the sound from the  
headphone and the internal loudspeakers of the TV.  
3. Press the cursor lift/right to adjust the volume.  
18  
 
TIPS  
Care of the screen  
Do not rub or strike the screen with anything hard as this may scratch, mar, or  
damage the screen permanently.  
Unplug the screen before cleaning the screen. Dust the TV by wiping the  
screen and the cabinet with a soft, clean cloth. If the screen requires  
additional cleaning, use a clean, damp cloth. Do not use liquid cleaners or  
aerosol cleaners.  
Mobile telephone warning  
To avoid disturbances in picture and sound, malfunctioning of your TV or even  
damage to the TV, keep away your mobile telephone from the TV.  
End of life directives  
We are paying a lot of attention to produce environmentally friendly in green  
focal areas. Your new receiver contains materials which can be recycled and  
reused.  
At the end of its life specialized companies can dismantle the discarded  
receiver to concentrate the reusable materials and to minimize the amount of  
materials to be disposed of.  
Please ensure you dispose of your old receiver according to local regulations.  
19  
 
Product Specification  
20” screen  
Feature  
Items  
Specification  
Screen Size  
Aspect Ratio  
Display Area (opening)  
H x V  
20” screen  
4 : 3  
408mmx306mm  
Pixel Pitch  
Display colors  
0.2125mm x 0.6375mm  
16.7 million  
LCD Panel  
Lamp Type/Life  
60000 hr  
Color Temperature  
Cool / Warm  
TV Standard  
Sound systems  
Colour systems  
NTSC M  
MTSSAP  
NTSC  
TV Function  
DPF function Supported by memory  
(Optional) card  
Not supported  
Not supported  
RCA x 1  
Wireless  
FM transmission  
earphone  
frequency  
(Optional)  
Video Inputs AVS-VIDEO  
Audio L/R x 1 (Share)  
S-Video x 1  
20  
 
Speaker (built-in): Two 2 watt  
speakers  
Audio Output Audio Output: L / R  
OSD  
Headphone Mini-jack for stereo (3.5ø)  
English / French / Spanish/Portuguese  
language  
Table Stand Included  
Wall Mount VESA 100 x 100 mm  
Power Supply  
Power  
AC100V~240V, 50/60Hz  
<75W  
Power Consumption  
Forwards/Backwards/  
Panel Tilt  
Rotation  
-4°/ +18° / ± 35°  
operating  
+ 0 °C ~ + 40 °C  
- 25 °C ~ + 60 °C  
10% ~ 85%  
storage  
Environment  
operating  
Dimension W x H x D (with stand) 498 x 489 x 256(mm)  
Weight (net) Kg (w/o Accessories) 9 Kg  
Remote Controller, Batteries (AAAx2), AC Power Cord,  
User’s Manual, Audio Cable  
Accessories  
21  
 
Before Calling Service  
Please make these simple checks before calling service. These tips may save  
you time and money since charges for receiver installation and adjustments of  
customer controls are not covered under your warranty.  
Symptoms  
“Ghost ” or double  
image  
Items to Check and Actions to follow  
*This may be caused by obstruction to the  
antenna due to high rise buildings or hills.  
Using a highly directional antenna may inprove  
the picture.  
No power  
No picture  
*Check that the TV’s AC power cord is plugged  
into the mains socket.  
*Unplug the TV, wait for 60 seconds. Then re-  
insert plug into the mains socket and turn on  
the TV again.  
*Check antenna connections at the rear of the  
TV to see if it is properly connected to the TV.  
*possible broadcast station trouble. Try another  
channel.  
*Adjust the contrast and brightness settings.  
*Check the V-Chip control. Some V-Chip  
modes could block the screen.  
Good picture but no  
sound  
*Increase the VOLUME.  
*Check that the TV is not muted; press the  
button on the remote control.  
Good sound but poor  
color  
*Adjust the contrast, color and brightness  
settings.  
Adjust TV  
Mode”AIR”or”CATV”.”HRC.”IRC”,check that  
is ok or not.  
Poor picture  
*Sometimes, poor picture quality occurs when  
having activated an S-VHS camera or  
camcorder connected and having connected  
another peripheral at the same time. In this  
case switch off one of the other peripherals  
Snowy picture and noise *Check the antenna connection  
Horizontal dotted line  
*This may be caused by electrical interference  
(e.g. hairdryer, nearby neon lights, etc.)  
*Turn off the equipment.  
Television not  
responding to remote  
control  
*Check whether the batteries are working.  
Replace if necessary  
*Clean the remote control sensor lens on the  
TV.  
*You can still use the buttons at the front of your  
TV.  
*Select the TV mode to be sure your remote  
control is in the TV mode.  
22  
 
GLOSSARY  
Audio / Video Inputs  
Located on the rear and the front of the receiver these connectors (RCA  
phono type plug) are used for the input of audio and video signals. Designed  
for use with VCRs (or other accessories) in order to receive higher picture  
resolution and offer sound connection options.  
S-Video Input  
Allows direct connection of high-resolution video sources, such as a Super  
VHS videocassette recorder, Laser Disc player, etc. Provides improved  
picture resolution, sharpness, and clarity.  
Audio output  
Provide sound output , it can be connected external speaker ,and enhance the  
sound quality.  
Menu  
An on-screen listing of feature controls shown on the TV screen that are made  
available for user adjustments.  
Multichannel Television sound (MTS)  
The broadcasting standard that allows for stereo sound to be transmitted with  
the TV picture.  
RF  
Radio Frequency or modulated signal design used as the carrier for television  
broadcasts.  
Second Audio Program (SAP)  
Another or additional audio channel provided for in the Multichannel Television  
Sound (MTS) broadcast standard. A monaural soundtrack included within the  
recorded or video signal (usually containing a second language translation for  
the displayed program).  
Sleep Timer  
Function with which you can set a time period after which the TV should turn  
itself off.  
23  
 

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