Samsung P 2250 Service Manual

							Using the product3-1
3 Using the product
3-1 Setting the Optimal Resolution 
If you turn the power on after purchasing the product, a message regarding the optimal resolution setting appears on the screen.
Select a language and the optimal resolution.
 • The message appears up to 3 times if the resolution has not been set to the optimal resolution.
• To set the resolution to the optimal resolution
• When the PC is turned off, connect the product and the PC and turn the power on.
• Right-click over the Desktop and select Properties from the pop-up menu.
• In the Settings tab, set the resolution to the optimal resolution.
 
▲/▼ : You can select a language with these buttons.
MENU : If you press this button, the message disappears. 
						

							3-2Using the product
3-2 Standard Signal Mode Table
 The LCD monitor has one optimal resolution for the best visual quality depending on the screen size due to the inherent 
characteristics of the panel, unlike for a CDT monitor.
Therefore, the visual quality will be degraded if the optimal resolution is not set for the panel size. It is recommended setting 
the resolution to the optimal resolution of the product.
 If the signal from the PC is one of the following standard signal modes, the screen is set automatically. However, if the signal from 
the PC is not one of the following signal modes, a blank screen may be displayed or only the Power LED may be turned on. 
Therefore, configure it as follows referring to the User Manual of the graphics card.
 
P1950W
 
P2050 / P2050G
 
P2250 / P2250G / P2350 / P2350G
DISPLAY MODEHORIZONTAL 
FREQUENCY (KHZ)VERTICAL 
FREQUENCY  (HZ)PIXEL CLOCK (MHZ)SYNC POLARITY (H/
V)
IBM, 640 x 480 31.469 59.940 25.175 -/-
VESA, 800 x 600 35.156 56.250 36.000 +/+
VESA, 800 x 600 37.879 60.317 40.000 +/+
VESA, 1024 x 768 48.363 60.004 65.000 -/-
VESA, 1280 x 800 49.702 59.810 83.500 -/+
VESA, 1440 x 900 55.935 59.887 106.500 -/+
DISPLAY MODEHORIZONTAL 
FREQUENCY (KHZ)VERTICAL 
FREQUENCY  (HZ)PIXEL CLOCK (MHZ)SYNC POLARITY (H/
V)
IBM, 640 x 480 31.469 59.940 25.175 -/-
VESA, 800 x 600 35.156 56.250 36.000 +/+
VESA, 800 x 600 37.879 60.317 40.000 +/+
VESA, 1024 x 768 48.363 60.004 65.000 -/-
VESA, 1280 x 800 49.702 59.810 83.500 -/+
VESA, 1280 X 1024 63.981 60.020 108.000 +/+
VESA, 1440 x 900 55.935 59.887 106.500 -/+
VESA, 1600 x 900 60.000 60.000 108.000 +/+ 
						

							Using the product3-2
Horizontal Frequency
The time taken to scan one line from the left-most position to the right-most position on the screen is called the horizontal cycle 
and the reciprocal of the horizontal cycle is called the horizontal frequency. The horizontal frequency is represented in kHz.
Vertical Frequency
A panel must display the same picture on the screen tens of times every second so that humans can see the picture. This 
frequency is called the vertical frequency. The vertical frequency is represented in Hz.
DISPLAY MODEHORIZONTAL 
FREQUENCY (KHZ)VERTICAL 
FREQUENCY  (HZ)PIXEL CLOCK (MHZ)SYNC POLARITY (H/
V)
IBM, 640 x 480 31.469 59.940 25.175 -/-
VESA, 800 x 600 35.156 56.250 36.000 +/+
VESA, 800 x 600 37.879 60.317 40.000 +/+
VESA, 1024 x 768 48.363 60.004 65.000 -/-
VESA, 1280 x 800 49.702 59.810 83.500 -/+
VESA, 1280 X 960 60.000 60.000 108.000 +/+
VESA, 1280 X 1024 63.981 60.020 108.000 +/+
VESA, 1440 x 900 55.935 59.887 106.500 -/+
VESA, 1600 x 1200 75.000 60.000 162.000 +/+
VESA, 1680 x 1050 65.290 59.954 146.250 -/+
VESA, 1920 x 1080 66.587 59.934 138.500 +/- 
						

							3-3Using the product
3-3 Installing the Device Driver
 If you install the device driver, you can set up the appropriate resolution and frequency for the product. The device driver is 
included on the CD-ROM supplied with the product. If the supplied drive file is corrupted, please visit a service center or 
Samsung Electronics website(http://www.samsung.com/), and download the driver.
 
1.Insert the driver installation CD-ROM into the CD-ROM drive.
2.Click on Windows Driver.
3.Select the model of your product from the model list.
4.Complete the remaining installation steps according to the instructions displayed on the screen.
5.Check if the appropriate resolution and screen refresh rate are displayed in the Control Panel settings. For more information, 
refer to the document about the Windows operating system. 
						

							Using the product3-4
3-4 Product Operating Buttons
Product Operating Buttons
 Touch one of the operating buttons lightly.
The LED buttons appear.
 
ICONDESCRIPTION
MENUPress this button to view the On Screen Display (OSD).
This button is also used to exit the OSD or to return to a higher-level OSD menu
* OSD Adjustment Lock
This function locks the OSD in order to maintain the current settings or to prevent the settings 
from being changed by another person
On: If you press and hold the MENU button down for 5 seconds, the OSD Adjustment Lock 
function is activated.
Off: If you press and hold the MENU button down for 5 seconds again, the OSD Adjustment 
Lock function is disabled.
 Even if the OSD Adjustment Lock function is activated, users can adjust the brightness 
and contrast and can set up the adjustment function assigned to the [ ].
 
▲/▼Use these buttons to navigate the menu or to adjust a value in the OSD. 
Users can set the Customized Key to one of the following functions. If the user presses the 
Customized Key[ ] after setting it, the configured function will be performed
 -  -  - 
 You can set the function of the Customized Key by selecting SETUP&RESET -> 
Customized Key in the OSD.
 
Use this button to control the brightness of the screen. 
Use this button to select a function.
If you press the [  ] button when there is no OSD, the input signal (analog/digital) is 
switched. When the input signal is switched by pressing [ ] button or the product is 
turned on, a message displaying the selected input signal appears at the top left of the 
screen.)
 To select digital mode, you have to connect the product and the PC with the DVI cable.  
						

							3-4Using the product
AUTOPress [AUTO] button to adjust the screen settings automatically
 This function is only available in analog mode. If the resolution settings are changed in the Display Properties, the AUTO adjustment func-
tion is performed.
Press this button to turn the product on or off
 • The buttons on the right of the product are touch-type buttons.
• Touch the buttons lightly with your finger. 
 Power LED
This LED is turned on when the product works normally. 
 For more information on the power-saving function, refer to the power saving function 
in More Information. When not using the product for a long time, unplugging the power 
cord is recommended to minimize power consumption.
 
ICONDESCRIPTION 
						

							Using the product3-5
3-5 Using the Screen Adjustment Menu (OSD: On Screen Display)
The Screen Adjustment Menu (OSD: On Screen Display) Structure
 PICTURE
TOP MENUSSUB MENUS
 PICTUREBrightness Contrast Sharpness MagicBright Coarse
Fine Response Time      
 COLORMagicColor Red Green Blue Color Tone
Color Effect Gamma      
 SIZE & POSI-
TIONH-Position V-Position Image Size Menu H-Position Menu V-Position
 
SETUP&RESETReset Menu Transpar-
encyLanguage LED On/Off LED Brightness
Off Timer On/Off Off Timer Setting Auto Source PC/AV Mode Display Time
Customized Key
 INFORMA-
TION
MENUDESCRIPTION
Brightness Controls the screen brightness.
This menu is unavailable when  is set to  mode.
Contrast Controls the contrast of the pictures displayed on the screen
This menu is unavailable when  is set to  mode.
This menu is unavailable when  is set to  mode or  mode.
Sharpness Controls the clarity of details of pictures displayed on the screen
This menu is unavailable when  is set to  mode.
This menu is unavailable when  is set to  mode or  mode. 
						

							3-5Using the product
 COLOR
MagicBright Provides preset picture settings optimized for various user environments such as editing a document, 
surfing the Internet, playing games, watching sports or movies and so on.
•
If the preset picture modes are not sufficient, users can configure the  and 
 directly using this mode.
• 
This mode provides the picture setting appropriate for editing a document.
• 
This mode provides the picture setting appropriate for surfing the Internet (text + picture).
•
This mode provides the picture setting appropriate for playing games that include lots of graphics 
and that require a fast screen refresh rate.
•
This mode provides the picture setting appropriate for watching sports games that include lots of 
movement.
•
This mode provides brightness and sharpness settings similar to those of a TV for the best 
entertainment environment (movie, DVD, etc.).
• 
Controls the picture contrast automatically so that bright and dark pictures are balanced overall.
Coarse Removes vertical noise lines (line pattern) from the screen.
The location of the screen may be changed after the adjustment. In this case, move the screen so 
that the screen is displayed at the center of the display panel using the  menu.
 This function is only available in analog mode. 
Fine Removes horizontal noise lines (line pattern) from the screen.
If you cannot remove the noise completely with the  function, adjust the  and then 
use the  function again.
 This function is only available in analog mode. 
Response Time Accelerates the response time of the LCD panel faster than the original response time so that moving 
pictures appear sharper and more natural.
• 
• 
•
 It is recommended setting the Normal or Faster when not viewing a movie. 
MENUDESCRIPTION 
						

							Using the product3-5
 (This is unavailable when MagicBright is set to  mode.) 
 SIZE & POSITION
MENUDESCRIPTION
MagicColor Expresses natural colors more clearly without changing the picture quality using proprietary digital 
picture quality improvement technology developed by Samsung Electronics.
•  - Turns the MagicColor function off.
•  - You can compare the pictures processed by MagicColor with the original pictures.
•  - Provides a clearer picture including areas corresponding to skin color.
•  - Improves the chroma of pictures except for areas corresponding to skin color.
Red You can adjust the red color value of pictures according to your preference.
This menu is unavailable when  is set to  mode or  mode.
Green You can adjust the green color value of pictures according to your preference.
This menu is unavailable when  is set to  mode or  mode.
Blue You can adjust the blue color value of pictures according to your preference.
This menu is unavailable when  is set to  mode or  mode.
Color Tone You can set the color temperature according to your preference.
•  - Sets the color temperature of the screen to a cooler color.
•  - Sets the color temperature of the screen to the standard color temperature.
•  - Sets the color temperature of the screen to a warmer color.
•  - Select this menu to set the color temperature manually.
If you do not like the preset color temperatures, you can manually adjust the colors of .
This menu is unavailable when  is set to  mode or  mode.
Color Effect You can change the overall atmosphere by changing the color of pictures.
This menu is unavailable when  is set to  mode or  mode.
•  - Turns the color effect function off.
•  -Displays pictures in black and white. 
•  - Displays pictures in green mono color. 
•  - Displays pictures in aqua mono color. 
•  - Displays pictures in sepia mono color. 
Gamma Using this menu, you can change the intensity of the colors of medium brightness. 
						

							3-5Using the product
 SETUP&RESET
MENUDESCRIPTION
H-Position Moves the position of the display area on the screen horizontally.
 This function is only available in analog mode. 
V-Position Moves the position of the display area on the screen vertically.
 This function is only available in analog mode. 
Image SizePC signals 
•  - The picture is displayed at the aspect ratio of the input signal.
•  - The picture is displayed in full screen regardless of the aspect ratio of the input signal.
 • A signal not in the standard mode table is not supported.
• If the resolution is set to the optimal resolution, the aspect ratio does not change whether 
the  is set to  or .
 
AV signals 
•  - Displays pictures at the 4 : 3 aspect ratio.
•  - Displays pictures at the 16 : 9 aspect ratio. 
•  - If a 720P, 1080i or 1080P signal is input in DVI input mode, the picture is displayed 
as is without truncation.
 This can only be set when the external input is connected through DVI and  is 
set to .
 
Menu H-Position You can adjust the horizontal position of the OSD.
Menu V-Position You can adjust the vertical position of the OSD.
MENUDESCRIPTION
Reset Use this function to restore the visual quality and color settings to the factory defaults.
•  - 
Menu Transparency You can select the transparency of the OSD.
•  -