LG Flatron M1921a Safety Precautions

							
31
Use the          buttons to select Onor Off . It can be set up so that it can only be used with
the remote control. This feature can prevent unauthorized viewing.
In order to lock the OSD screen adjustment, set the  Child locktab to the On position.
In order to unlock it, do the following :
* Push the  MENUbutton on the remote control and set  Child lockto the Off position.
Use this function to set the power indicator on the front side of the pr\
oduct to  Onor
Off . If you set  Onat any time, the power indicator will automatically be turned on.
Adjusting the Screen

SPECIAL ID to Select the special function
Language
Country

SPECIAL
Language
Country
Input
Child lock
Power indicator To set
If you press the     button once, the following Input Signal Window will\
 appear. Select the
signal type you want using the  button.
Press 
OKto save the selection.

MENU     OK  
Child lock
Power
indicator

SPECIAL
Language
Country
Input
Child lock
Power indicator TV
AV1
AV2
RGB-DTV
RGB-PC
MENU     OK  
To choose the language in which the control names are displayed.
Please select your local teletext language. 
If you dont, the teletext may not appear correctly on the screen.
This feature is not available in all countries.
Input
 
						

							
32

SCREEN  ID to adjust the screen function (RGB-PC, RGB-DTV Only)
Auto 
configure
Manual
configure
Reset

SCREEN
Auto configure
Manual configure
ResetTo start
This button is for the automatic adjustment of the screen 
Position, Clock and Phase .
(It is not working in RGB-DTV.)
This button is for the manual adjustment of the screen  Position, Clock and Phase .
• H-PositionTo move the displayed image left or right.• V-PositionTo move the displayed image up or down.• ClockTo minimize any vertical bars or stripes visible on the screen backgroun\
d. 
The horizontal screen size will also change.
•  Phase To adjust the focus of the display. This item allows you to remove any h\
orizontal noise
and clear or sharpen the image of characters.
Use this function to reset the product to the factory default. However, \
language selection
will not be initialized.
MENU     OK  
Adjusting the Screen
 
						

							
33
Troubleshooting

• Install the product driver, which is provided with
the product, or download it from the web site.
(http://www.lge.com) 
•   See if the plug&play function is supported by
referring to the video card users guide. Did you install the driver?
Unknown Product message appears when the product is connected.

• Check if the power cord is properly connected to
the outlet.
•  See if the power switch is turned on.
•   Adjust brightness and contrast again.
•  If the product is in power saving mode, move the
mouse or press any key.
•  The signal from the PC (video card) is out of the
vertical or horizontal frequency range of the
product. Adjust the frequency range by referring to
the Specifications in this users guide. * Maximum resolution 17  inch : 1280 x 1024 @60Hz
19 inch : 1280 x 1024 @60Hz
•   The signal cable between PC and product is not
connected. Check the signal cable.
•   Press the INPUT button in the remote control to
check the input signal.

Is the products power cord
connected?
 Is the power indicator turning on?
 Power is on, power indicator is
green but the screen appears
extremely dark.
 Does the power indicator look red?
 Does the Out of range message
appear?
 Does the Check signal cable
message appear?
No image is displayed

Note* Vertical frequency:  To enable the user to watch the product display, screen image should be \
changed tens of times
every second like a fluorescent lamp. The vertical frequency or refresh \
rate is the times of image display per second.
The unit is Hz.
* Horizontal frequency:  The horizontal interval is the time to display one vertical line. When t\
he 1 is divided by
horizontal interval, the number of horizontal lines displayed every seco\
nd can be tabulated as the horizontal
frequency. The unit is kHz.
 
						

							
34

• If you use a fixed image for a long time, the pixels
may be damaged quickly. Use the screen saver
function.
 
After-image appears when the
product is turned off.
After-image appears on the product.

 Is the screen position wrong?
 Do thin lines appear on the
background screen?
 Horizontal noise appears or the
characters look blurred.
The screen image looks abnormal.
•  Adjust the Position  menu  in OSD .
•  See if the video card resolution and frequency
are supported by the product. If the frequency is
out of range, set to the recommended resolution
in the Control Panel  – Display  – Setting menu.
•  Adjust the Clock menu  in OSD.
•  Adjust the Phase menu  in OSD.
Troubleshooting
 
						

							
35

• Set the colour resolution to more than 24 bits (true
colour)
Select Control Panel  – Display  – Settings 
–  Colour Table menu in Windows.
•  Check the connection status of the signal cable.
Or, re-insert the PC video card.
•   Several pixels (red, green, white or black colour)
may appear on the screen, which can be
attributable to the unique characteristics of the
LCD panel. It is not a malfunction of the LCD.

Screen has poor colour resolution (16
colours).
 Screen colour is unstable or mono-
colour.
 Do black spots appear on the screen?
Screen colour is abnormal.

• Check if the audio cable is connected properly.
•  Adjust the volume.
•  Check if the sound is set properly.
•  Adjust the volume.

No sound?
 Sound is too low.
The audio function does not work.
• See if you have selected the proper channel
mode.
•  Use the automatic channel setup function.
•  Check if the TV antenna is properly connected.

The TV signal is not being received.
The TV function does not work.
Troubleshooting
 
						

							
36
Specifications
The product specifications can change without prior notice for product i\
mprovement.
[17 inch]
Screen Type17 inches (43.27 cm) TFT (Thin Film Transistor) 
LCD (Liquid Crystal Display) Panel
Visible diagonal size: 43.27 cm
Pixel Pitch 0.264 mm
Max. Resolution 1280 X 1024 @60 Hz 
Recommended Resolution1280 X 1024 @60 Hz 
Horizontal Frequency 30 - 70 kHz
Vertical Frequency 56 - 75 Hz
Synchronization Type Separate
S-Video, Composite video, TV, D-Sub Analog, 
SCART, PC Audio In, Headphone/Earphone
Rated Voltage  AC 100-240V~ 50/60Hz 1.0A
Power Consumption On Mode       :  40 W
Sleep Mode  ≤1 W
Off Mode        ≤1 W 
Tilt Range -5˚ ~ 15 ˚
Swivel 320˚
Size (WxLxH) 394.4 mm x 243.0 mmx 404 mm
Weight (excl. package) 4.5 kg (9.92 Ibs)
Operational Condition Temperature: 10˚C ~ 35 ˚C , Humidity: 20% ~ 80% 
Storage Condition Temperature: -10˚C  ~ 60 ˚C , Humidity: 5% ~ 90% 
LCD Panel
Video Signal
Input Connector
Power
Tilt
Dimension/Weight
Environmental Conditions
 
						

							
37
Specifications
The product specifications can change without prior notice for product i\
mprovement.
[19 inch]
Screen Type19 inches (48.19 cm) TFT (Thin Film Transistor) 
LCD (Liquid Crystal Display) Panel
Visible diagonal size: 48.19 cm
Pixel Pitch 0.294 mm
Max. Resolution 1280 X 1024 @60 Hz 
Recommended Resolution1280 X 1024 @60 Hz 
Horizontal Frequency 30 - 70 kHz
Vertical Frequency 56 - 75 Hz
Synchronization Type Separate
S-Video, Composite video, TV, D-Sub Analog
SCART, PC Audio In, Headphone/Earphone
Rated Voltage  AC 100-240V~ 50/60Hz 1.0A
Power Consumption On Mode       :  45 W
Sleep Mode  ≤1 W
Off Mode        ≤1 W 
Tilt Range -5˚ ~ 15 ˚
Swivel 320˚
Size (WxLxH) 445.0 mm x 243.0 mm x 457.0 mm
Weight (excl. package) 5.5 kg (12.13 Ibs)
Operational Condition Temperature: 10˚C ~ 35 ˚C , Humidity: 20% ~ 80% 
Storage Condition Temperature: -10˚C  ~ 60 ˚C , Humidity: 5% ~ 90% 
LCD Panel
Video Signal
Input Connector
Power
Tilt
Dimension/Weight
Environmental Conditions
 
						

							
RGB(PC/DTV) INANTENNA INAUDIO
(RGB) IN
H/P
S-VIDEO
AV IN 2
AV 1(Mono)VIDEO
AUDIOLR

38
PC Mode 
– Preset Mode

Preset modeHorizontal
Frequency (kHz) Vertical
Frequency (Hz)Preset mode
Horizontal
Frequency (kHz) Vertical
Frequency (Hz)
1
2
3
4
5
6
7 640 x 350
720 x 400
640 x 480
640 x 480
800 x 600
800 x 600
832 x 624 31.469
31.468
31.469
37.500
37.879
46.875
49.725
70
70
59
75
60
75
74
VGA
VGA
VGA
VESA
VESA
VESA
MAC
8
9
10
11
12 1024 x 768
1024 x 768
1152 x 870
1152 x 900
1280 x 1024 48.363
60.123
68.681
61.805
63.981
VESA
VESA
MAC
VESA
VESA 60
75
75
65
60
[17 inch] [19 inch]
Power Indicator

Mode
Product
On Mode
Sleep Mode
Off Mode Green
RedOff

Locking Device
Use this locking cable (This has to be purchased
separately if required.) to prevent theft.
Theft prevention locking device

Specifications
 
						

							
39
Specifications

VESA wall mounting
Connected to another
object (stand type and wall-
mounted type).
This product accepts a
VESA-compliant mounting
interfacepad.
(This has to be purchased
separately if required.)
For further information,
refer to the VESA Wall
Mounting Instruction Guide.
VESA wall mounting

This product meets VESA-compliant mounting interface pad specifications.\
1.Put the product on a piece of cloth or other soft surface with the front\
 side facing downward.
2. Pullout  the stand as shown in the picture.
3.Fasten the screw on the backside of the product and the other one in the\
 joint of the stand.
4.Install the VESA standard wall mounting.