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20.1LCD T
ELEVISIONS
USER MANUAL
Please read this manual before you operate the LCD TV
TABLE OF CONTENTS
Packing List .....................................................................1
Safety Precautions ..........................................................2
Feature Description .........................................................4
Identification of Controls .................................................5
Preparing the Remote Control ........................................7
Connecting to the antenna..............................................8
General Function ............................................................9
Function Selection Menus ..............................................10
Troubleshooting Guide ...................................................12
USER MANUAL GTV2021
1
6.Object and Liquid Entry - Never push objects of any kind into this product through openings as they may
touch dangerous voltage points or short-out parts that could result in a fire or electric shock.Never spill liq-
uid of any kind on the product.
7. Enviroment - Do not place the unit on an unstable cart, stand, tripod or tabl e.And do not place your TV
somew here the screen may be lighted straightly by sunlight or highlighted by any other source.Keep it
away fo rm moisture, dustand heat, keep some distance from the wall to ensure proper ve n t i l a t i o n .
The tempreture had better arranges 5oC -4 0oC.To avoid any hurt, unplug your TV at a storm or unused
for a long time of dura t i o n .
8.Cleaning - Unplug this product from the wall outlet before cleaning.Do not use liquid cleaners or aerosol
cleaners.Use a damp cloth for cleaning or use a specified cleaner for LCD. Never power on LCDTV before
the LCD panel drys.
9.LCD Protection - Never scratch or hit the LCD with any hard ware, otherwise it will cause irrecove ra ble
scratch ,spots or damage.
1 0.Remote Control - Do not press, drop, moisten or disassemble the remote control, do not mix the old
battery with new one, or dispose of in fire or wa t e r.Ta ke the batteries out when they are exhausted or
unused for a long time so as to avoid liquid leakage causing damage to the remote.
11.Servicing - Do not attempt to service this product yourself as opening or removing covers may expose
you to dangerous voltage or other hazards. Refer all servicing to qualified service personnel.
Unplug this product from the wall outlet and refer servicing to qualified service personnel under the follow-
ing conditions :
a. When the power-supply cord or plug is damaged.
b. If liquid has been spilled, or objects have fallen into the product.
c. If the product has been exposed to rain or water.
d. If the product does not operate normally by following the operating instructions. Adjust only those con-
trols that are covered by the operating instructions as an improper adjustment of other controls may result
in damage and will often require extensive work by a qualified technician to restore the product to its nor-
mal operation.
e. If the product has been dropped or damaged in any way, and keep the product in the place where it is
and contact the service personnel immediately.
f. When the product exhibits a distinct change in performance-this indicates a need for service.
12.Replacement Parts - When replacement parts are required, be sure the service technician has used
replacement parts specified by the manufacturer or have the same charateristics as the original part.
Unauthorized substitutions may result in fire, electric shock, or other hazards.
13.Wall or Ceiling Mounting - The product should be mounted to a wall or ceiling only as recommended by
the manufacturer.
USER MANUAL GTV2021
3
BEFORE YOU BEGIN...(continued)
20.1
TFT LCD Screen
No Radiation, No Flash, Environmental Protection
Slim, Light, Low-consumption
RF Input Specified with CATV Features
AV Input - VIDEO/S-VIDEO/SCART input available for convenience to enjoy various programs by
video recorder, camera, player, etc.
Built-in Speaker
- dual channel stereo
P
AL/SECAM Mode
Auto Volume Control
200 Channel storage
Cable TV Receivable (470MHz)
Auto/Manual Channel Search
Fast-Reverse Playback
4 Picture Mode Available
4 Sound Mode Available
Mute with Blue Background
English/Spanish/French/German/Portuguese/Italian/Dutch OSD Selectable
Program Edit
On/Off Timer
Auto Switch-off If No Signal Input
Sleep Power-off
Teletext Function
Wide Mains Power (AC 1
10-240V -- 50/60Hz)
GTV2021
Feature Description
Power AC 100V - 240V 50/60Hz
TV Tuning System FS
Resolution 640 X 480
Channel Preset 2 0 0
Television System
Signal System Frequency
Broadcast T V, PAL-B/G PAL-I 48.25MHz-831.25MHz
Video Recorder PAL-D/K,
SECAM-L
Antenna Input
75 ohm
Speaker Resistance
8 ohm
Trilingual OSD
English/Spanish/French/German/Portuguese/Italian/Dutch
External Jack
Vocal input: 0.5Vrms¡À3dB >20K
W)
Vocal output: 0.5Vrms¡À3dB <5K
W)
Video in/out:1Vpp¡À3dB 75
W)
LCD Screen Size
20.1 inch
Audio Out
4.0W x 2
Power Consumption
6 0 W
Unit Dimensions(mm)
614(L)X200(W)X452(H)
TV Weight
9Kg
S P E C I F I C AT I O N S
4
USER MANUAL GTV2021
DC Supply Input
SCART Input
Video Input
S Video Input
RF Input
Audio Input
IDENTIFICATION OF CONTROLS
Main unit (front view)
8
1.POWER Turns the TV On or Off
2.CH+ Used to select a channel up
3.CH- Used to select channle down
4.VOL+ Volume up
5.VOL- Volume down
6.TV/AV Used to select a signal sorce TV.A.S-video
7.MENU Accesses or banish the TV menu
8.LED
DC Supply Input To Main Power (DC 12V in)
RF Input For connection to RF Antenna
SCART Input 21-Pin Digital Scart Terminal
Video Input Composite Video input
Audio Input Left,Right
S Video Input S Video Input
7
6
5
4
3
2
1
5
IDENTIFICATION OF CONTROLS (continued)
*To operate the LCD TV, you must point the remote control at the remote sensor of the
TV (Stuff placed between them may affect the operation).
* Never let the remote sensor on the TV explosed to the direct sunlight or strong light to
avoid the remote misfunction. You should change the lighting angel or TV position angle or oper-
ate the remote near the sensor.
Remote Control
GTV2021
Power
Programme (Ch) Up
Volume Down
Enter the Menu System
Progr
amme
(C
h) Down
Tel
etext Buttons
Nu
meric Buttons
Mute
NICAM Stereo On/Off
Vol
ume Up
Se
lect Input Signal
Display Channel
Returns to previously
se
lected channel
In
formation
Timer
Sound Preset
Picture Preset
Sc
ans through the channels
No Function
No Function
Teletext Buttons: TXT/TV:Teletext/TV Switch TEXT/MIX:Teletext MIX With TV Picture TEXT HOLD:Keep The Teletext Refresh
REVEAL:Reveal The Hidden Contents In Teletext TEXT INDEX:Go To The Index Page
TEXT SIZE:Change The Teletext Size TEXT CANCEL:Cancel TeleText Faction
6
PREPARING THE REMOTE CONTROL
To operate the LCD TV, you must first place the batteries in the
remote control.
1. Open the cover.
2. Insert batteries (AAA size).
Make sure to match the + and - on the batteries to the
marks inside the battery compartment.
3. Close the cover.
OPERATING WITH THE REMOTE CONTROL
Operating LCD TV with the remote control.
The remote control must point at the remote sensor in order for the TV to function
correctly.
* Do not face the remote sensor towards any light source such as direct sunlight.The TV
may malfunction.
BATTERIES
INCORRECT USE OF BATTERIES MIGHT CAUSE THEM TO LEAK, CORRODE OR XPLODE.
* Do not place the batteries in the wrong direction.*
It is dangerous to charge/heat/open or short-circuit the batteries.
* Do not leave dead batteries or mix old/new batteries in the remote control.
* When not using the remote control for a long duration of time, remove the
batteries.When operating range becomes
reduced, replace.
* If leakage from the battery occurs, wipe the battery liquid from the battery compartment,
then replace.
*Take out the batteries when unused for a long time of duration.
USER MANUAL GTV2021
7
CONNECTING TOTHE ANTENNA
To ensure best receiving effect, use outdoor antenna or cable antenna (CATV).The type and loca-
tion of antennas shall vary with places.
Notes:
*Connect the outdoor antenna as shown above, and also install a lightning arrester and perform
periodical checking and repair.
* It is suggested to better use a 75
W
coaxial cable, to eliminate interference or noise due to
improper
matching of impedance.
* The cable must not be tied together with supply cord.
CONNECTING TOTHE AC ADAPTER
An AC adapter is supplied with the TV, to transform AC 110V-240V to DC 12V.To power on the TV
set, you should first connect the adapter to the rear of the TV and the other end to the main
power.
GTV2021
Parallel Flat:cable
(300 W)
Impedance adapter
(300W-75W)
Coaxial cable
RF Input
(75W)
8
FUNCTIONS & FEATURES
1. Power On
Plug in the supply cord, and press the MAIN POWER SWITCH on the front of the TV to turn the
power on.The red indicator light on the TV will come on and channel menu will appear on the
right upper corner.
2.Switch off
Press POWER on the front of the TV to switch it off. The red indicator light on the TV will turn off
and the menu will disappear.
3. Auto Off
If the TV is ON, and there is no signal is coming into the TV set without any operation for 10 min-
utes, the TV will turn off.
4. Sound Mode Selection
You can use the SOUND button on the remote to select the most suitable sound from the four
modes which are preset in factory.
5. Picture Mode Selection
You can use the PICTURE button on the remote to select the most suitable picture from the four
modes which are preset in factory.
6.TV Tuner Mode
To view the information of the current TV channel, press DISPLAY.
7. AV Mode
To view the information of the current AV input, press DISPLAY.
8. Channel Selection
In TV mode, press CH+/ CH- to skip to the next/ previous channel, or use the numbers on the
remote control to select a channel directly.
9. Adjusting the Volume
To adjust the volume, press the VOL+/- button on the remote and on the front panel of the unit as
well.
10.Muting the Volume
To mute the volume, press the MUTE button, press it again or press VOL +/- to restore the vol-
ume.
Dont be too-quick or too-often pressing the buttons on the panel or remote for that will shorten
the life length of the parts of the unit.
General Function
USER MANUAL GTV2021
9
FUNCTIONS & FEATURES ... (continued)
Easy OSD message is designed for your convenience to setup each item of adjustment.
Press MENU to access the main menu (press it again to abolish it), then you can use the
CH+/CH-/VOL+/VOL- (direction keys) to navigate within the menu with the item highlighted,
and press VOL+/VOL- to select and ajust it.
The menu varies according to the different input mode, TV tuner or AV input (CVBS, S
Video,Video, Scart) illustrated as the following:
TV MODE
There are 6 function classifications in the
main menu.
1.Image adjustment factors
2. Audio adjustment factors
3.Channel search
4.Sort channel
5.Timer setup
6.Configure
7.Corresponding description of the highlighted
1.How to adjust TV image?
Press the MENU button to access the main menu with the 1st icon highlighted, then press
CH+/CH- to select the factor you want to adjust:Bright, Contrast, Color and Sharpness, and you
can use the VOL+/VOL- button to adjust the image to the best performance.
2. How to adjust Audio effects?
Press the MENU button to access the main menu
with the 2nd icon highlighted, then press CH+/CH-
to select the factor you want to adjust: Bass,Treble ,
and Balance, and you can use the VOL+/VOL-
button to adjust the sound to the best perform-
ance.
3. How to search TV channels?
Press the MENU button to access the main menu with the 3rd icon highlighted, then press
CH+/CH- to select
the item you want to function: Auto Search, Manu
search, Fine Search, Save and Skip, then you
can use the VOL+/VOL- button to begin the oper-
ation.
* When Auto Search is selected, it will search all
of the channels receivable automatically and
store them.
* When Manu Search is selected, it will search a
channel then stop, you should highlight Save and
press VOL+/VOL- to confirm it, as such search
channels one by one.
GTV2021
Function Selection Menus
1 2
3
4
5 6
7
10
FUNCTIONS & FEATURES ... (continued)
*To each of the channel, you can select Fine Search to make the current channel fine.
* Select Save to save your setting.
* If you donot need t;he current channel, select Skip and press VOL+/VOL- to confirm it, the
channel will be skipped.
4.How to Sort Channels?
When all channels have been searched, if you
want to sort them in your favorite order. we
rename "cannel 1" in the OSD to "Program
place" and"cannel 2" to "new program place".
You can do as followed: 
Step1: confirm "program place" select the program
that you will move.
Step2: confirm "new program place" select the
new program place.
Step3: press VOL+/VOL- to confirm "Exchange"
to save this setting. If you will sort the
next, go to "step1".If you has finished
the setting press menu.
5.How to setup a timer in TV mode?
Highlight the 5th icon, then press VOL+/VOL-,
then input Current Time, ON Time, OFF Time and
Select Channel respectively. The ON Time / OFF
Time refers to your selected channel starts / stops
playback time. To realize this function make sure
your TV is in the standby mode, not disconnected from the power.
6. How to configure your TV?
The Input enables you to select the four signal
sources:TV, Video, S-Video and SCART. It must
accord with the current connection.
The Language enables you to select your favorite
OSD language.
The Lock enables you to lock your TV.To unlock it
press any key on the remote, otherwise you cannot
watch TV.
The Reset enables you to reset all the setting to the
default in factory
VCR :The VCR option when set to ON will improve the picture from any VCR connected to the TV.
If you have a DVD connected to the TV,
set this option to OFF.
AV MODE(SC Video,SC SVIDEO,SC YCbCr,SC RGB,Video,S-Video)
There are 3 function classifications only in the
main menu.
1.Image adjustment factors
2. Audio adjustment factors
3.Configure
The 3 operations are same as that of the TV mode.
USER MANUAL GTV2021
11
TROUBLESHOOTING GUIDE
Check the following guide for a possible correction to a problem before contacting customer
service. Check FAQ at our website: www. apexdigitalinc.com .
Symptoms Correction
No power, no picture,
no sound
* Make sure the AC adapter is properly connected.
* Make sure the mode is set correctly: T V, Video, S-Video or
Scart?
* Make sure the main power switch of the main unit is on.
Picture color is not
good
* Check color adjustment. (PA L or SECAM mode)
* Verify the saturation is at an appropriate level (Maybe it was set
to minimum)
Picture is poor or with
stripes on it
* Check if there is any interference from other electric appliance or
strong magnetic field.
* Verify the antenna lead wire is in working condition.
* Bad reception can be considered.
TV channel not
received
* Make sure the T V / AV setting is correct.
* Check if the Skip function is set, if it do, unskip it by the menu.
Remote control
doesn't operate.
* Batteries may be weak. Replace batteries.
* Make sure nothing is in between the remote and the remote sen-
sor.
* Make sure the remote sensor of the unit is not exposed to strong
beam.
* Check if the polarity is correct in the direction, and be in good
connection.
There are a few color
spots on the screen
* The LCD monitor is specified with high-resolution Liquid Crystal
Display.
Because of some specific feature, there are a few color spots on
the screen,that s not a fault. We will make sure it is in compliance
wtih the evaluation standard .
GTV2021
12
6


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