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대 외 비보존기한 3 년
SB350 HDMI ModelS22B350H/S23B350H/S24B350HL/
S24B350H/S27B350HTraining Manual
TSDR R&D GroupMONITOR Lab
Contents
Product Overview OSD Adjustment Circuit Description Assembly and Disassembly Troubleshooting How to Execute Code Etc.
Accessories
1. Product Overview (Specifications of Options)
Accessories(Option)
1. Product Overview (Specifications of Options)
1. Product Overview (Product Features)
*. Feature
-. Panel : 250cd/m2(21.5/23/24 inch), 300cd/m2(27 inch),
2ms, DCR MEGA, 170/160(CR>10)
-. DPMS : Typical 0.3W(21.5/23/24 inch), Typical 0.5W(27 inch)
-. HDMI with HDCP
-. Windows Vista/Windows 7 authentication
-. Picture : a screen size desire
-. Off-Timer function for reducing standby power usages
-. Supported Bright/Eco saving/ Angle/Image Size
1. Product Overview (Product Features) -. Quick Display
1. Using Auto Source skill is just enactment auto. 2. Action qualification
2.1. The instance of Change the normal state (Menu state) to abnormal
2.2. When the normal state source turn to abnormal state (DPMS or Cable separate), the OSD of 2nd Source is set out, searching the signal .
2.3. In the2.1.1 searching, the analog signal must be searching, it is not mind with the analog cable insert or not. The Digital signal must be searching that the signal cable is be inserted.
2.4. If the 2nd Source is normal signal, displaying the 2nd Source.
2.5. If the 2nd Source do not have any signal, go back to the 1st Source and repeat the searching.
2.6. In the work of Searching, the signal is normal, the menu will display
2.7. If do not have any signal, when searching signal after, alone with the 1st Source condition carried out (Check Signal Cable or DPMS).
1. Product Overview (Product Features)
-. Shop Mode
1. This function is dividing the motionless image and dynamic image in the shop for supplying best image
quality setting function, and displaying the best image quality to consumers. In addition, it can prevent
the reducing of image quality when consumers tryout the monitor in the shop.
1.1. Using the function : In the state of display Direct Brightness OSD or Direct Volume OSD,
press the Menu key about 5 seconds and after LED Toggle of one times, then shop mode is on.
1.2. Quit the function : Same to enter the function.(Monitor also quit shop mode when reset)
-. e-POP
1. When enter to Shop mode, e-pop OSD will display in the top left of the screen.
The different project correspond the different e-POP pattern.
2. e-POP display 30 seconds, and then disappear 10 seconds.
3. Press Menu Key, display Main OSD, and e-POP OSD disappear.
1. Product Overview (Product Specification)
Series SB350 HDMIModel S22B350H S23B350H S24B350HL S24B350H S27B350H
Video
Screen Size 21.5” 23” 23.6” 24” 27”
Resolution 1920*1080@60Hz1920*1080@60H
z1920*1080@60
Hz1920*1080@60H
z1920*1080@60H
zBrightness 250cd/m2 250cd/m2 250cd/m2 250cd/m2 300cd/m2
Contrast Ratio 1000:1 1000:1 1000:1 1000:1 1000:1Dynamic Contrast MEGA(Typ.) MEGA(Typ.) MEGA(Typ.) MEGA(Typ.) MEGA(Typ.)
Response Time 2ms 2ms 2ms 2ms 2msViewing Angle (H/V) 170o/160o 170o/160o 170o/160o 170o/160o 170o/160o
Supported Resolution
VGA ~ WSXGA+ VGA ~ WSXGA+ VGA ~ WSXGA+ VGA ~ WSXGA+ VGA ~ WSXGA+
Horizontal Frequency
30~81kHz 30~81kHz 30~81kHz 30~81kHz 30~81kHz
Vertical Frequency 56~75Hz 56~75Hz 56~75Hz 56~75Hz 56~75Hz
Input &
Output
InterfaceAnalog/HDMI with
HDCPAnalog/HDMI with HDCP
Analog/HDMI with HDCP
Analog/HDMI with HDCP
Analog/HDMI with HDCP
Sync Type Sep./Comp./SOG Sep./Comp./SOG Sep./Comp./SOG Sep./Comp./SOG Sep./Comp./SOG
Power
Power Consumption (ON)
Typical 30WMax 33W
Typical 30WMax 33W
Typical 30WMax 33W
Typical 30WMax 33W
Typical 40WMax 44W
Power Consumption (DPMS)
Typical 0.3 wattsMax 0.45 watts
Typical 0.3 wattsMax 0.45 watts
Typical 0.3 watts
Max 0.45 watts
Typical 0.3 wattsMax 0.45 watts
Typical 0.5 wattsMax 0.6 watts
2-2Power
1.Connect the power cord for your monitor to the power port on the back of the monitor. Plug the power cord for the monitor into a nearby outlet.
2-1.Using the D-sub (Analog) connector on the video card. Connect the signal cable to the 15-pin, D-sub connector on the back of your monitor.
2-2.Using HDMI connector on the video card.Connect the HDMI Cable to the HDMI Port on the back of your Monitor.
2-1
1. Product Overview (Connecting External Devices)
1. Product Overview (Supported Display Modes)
Display ModeHorizontal Frequency
(kHz)
VerticalFrequency
(Hz)
Pixel Clock(MHz)
Sync Polarity(H/V)
IBM 720 x 400 31.469 70.087 28.322 -/+MAC 640 x 480 35.000 66.667 30.240 -/-MAC 832 x 624 49.726 74.551 57.284 -/-MAC 1152 x 870 68.681 75.062 100.000 -/-VESA 640 x 480 31.469 59.940 25.175 -/-VESA 640 x 480 37.861 72.809 31.500 -/-VESA 640 x 480 37.500 75.000 31.500 -/-VESA 800 x 600 35.156 56.250 36.000 +/+ VESA 800 x 600 37.879 60.317 40.000 +/+VESA 800 x 600 48.077 72.188 50.000 +/+VESA 800 x 600 46.875 75.000 49.500 +/+VESA 1024 x 768 48.363 60.004 65.000 -/-VESA 1024 x 768 56.476 70.069 75.000 -/-VESA 1024 x 768 60.023 75.029 78.750 +/+VESA 1152 x 864 67.500 75.000 108.000 +/+VESA 1280 x 720 45.000 60.000 74.250 +/+VESA 1280 x 800 49.702 59.810 83.500 -/+ VESA 1280 x 1024 63.981 60.020 108.000 +/+VESA 1280 x 1024 79.976 75.025 135.000 +/+VESA 1440 x 900 55.935 59.887 106.500 -/+ VESA 1600 x 900 60.000 60.000 108.000 +/+VESA 1680 x 1050 65.290 59.954 146.250 -/+ VESA 1920 x 1080 67.500 60.000 148.500 +/+
1. Product Overview (OSD Functions)
•Press one of the buttons on the monitor. OSD Guide will appear on the screen.
•If you press a button on the front of the monitor, an OSD Guide will display showing the function of the button before the menu for the pressed button appears.
•To go to the menu, press the button on the front of the monitor again.
•OSD Guide may vary according to functions and models. Please refer to actual product.
1. Product Overview (OSD Functions)
ICON DESCRIPTION
MENU
Press 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 10 seconds, the OSD Adjustment Lock function is activated.
Off: If you press and hold the MENU button down for 10 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 [ ].
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
• < Angle> - < Bright> - <Eco Saving> - <Image Size>
You can set the function of the Customized Key by selecting <SETUP&RESET > -> <Customized Key> in the OSD.
1. Product Overview (OSD Functions)
ICON DESCRIPTION
Use these buttons to navigate the menu or to adjust a value 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/DVI or Analog/ HDMI) 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.
This function is not available for products with an Analog interface only.
AUTO
Press [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 function is performed.
1. Product Overview (OSD Functions)
ICON DESCRIPTION
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.
2. OSD Adjustment (Picture)
Menu Description
Brightness
Controls the screen brightness.
• This menu is unavailable when < Bright> is set to <Dynamic Contrast> mode. • This menu is unavailable when <Eco Saving> is set.
Contrast
Controls the contrast of the pictures displayed on the screen
• This menu is unavailable when < Bright> is set to <Dynamic Contrast> or <Cinema> mode. • This menu is unavailable when < Color> is set to <Full> mode or <Intelligent> mode.
2. OSD Adjustment (Picture)Menu Description
Sharpness
Controls the clarity of details of pictures displayed on the screen
• This menu is unavailable when < Bright> is set to <Dynamic Contrast> or <Cinema> mode. • This menu is unavailable when < Color> is set to <Full> mode or <Intelligent> mode.
Bright
Provides preset picture settings optimized for various user environments such as editing a document, surfing the Internet, playing games, or movies and so on. • <Custom> If the preset picture modes are not sufficient, users can configure the <brightness> and <Contrast> directly using this mode. • <Standard> This mode provides the picture setting appropriate for editing a document and surfing the Internet (text + picture). • <Game> This mode provides the picture setting appropriate for playing games that include lots of graphics and that require a fast screen refresh rate. • <Cinema> This mode provides brightness and sharpness settings similar to those of a TV for the best entertainment environment (movie, DVD, etc.). • <Dynamic Contrast> Controls the picture contrast automatically so that bright and dark pictures are balanced overall.
2. OSD Adjustment (Picture)
Menu Description
Bright
When the external input is connected through HDMI and <PC/AV Mode> is set to <AV>,
< Bright> has four automatic picture settings (<Dynamic>, <Standard>, <Movie>
and <Custom>) that are preset at the factory. You can activate either Dynamic, Standard,
Movie or Custom. You can select Custom which automatically recalls your personalized
picture settings.
• <Dynamic>
Select this mode to view a sharper image than in Standard mode.
• <Standard>
Select this mode when the surroundings are bright. This also provides a sharp image.
• <Movie>
Select this mode when the surroundings are dark. This will save power and reduce eye
fatigue.
• <Custom>
Select this mode when you want to adjust the image according to your preferences.
This menu is unavailable when < Angle> or <Eco Saving> is set.
2. OSD Adjustment (Picture)Menu Description
Angle
This feature allows you to see optimal screen quality according to your viewing position. When viewing the screen at an angle from below, above or the side of the monitor, by setting the appropriate mode for each position you can obtain a similar picture quality as viewing the screen directly from the front.
Set to <Off> when viewing directly in front of the screen.
• <Off> - Select when viewing from the front position. • <Lean Back Mode1> - Select when viewing from a slightly lower position. • <Lean Back Mode2> - Select when viewing from the lower position. • <Standing Mode> -Select when viewing from the upper position. • <Side Mode> - Select when viewing from the left or right position. • <Group View> - Select when two or more persons view among , , position at the same time. • <Custom> -When <Custom> is selected, settings for <Lean Back Mode 1> is applied by default. Users can set suitable picture quality as needed.
• This menu is unavailable when < Bright> is set to <Dynamic Contrast> or <Cinema> mode. • This menu is unavailable when < Color> is set.
2. OSD Adjustment (Picture)
Menu Description
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 <H-Position> 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 <Fine> function, adjust the <Coarse> and then use the <Fine> function again.
This function is only available in Analog mode.
Response Time
Accelerates the response time of the panel faster than the original response time so that moving pictures appear sharper and more natural.
• <Normal> • <Faster> • <Fastest>
• It is recommended setting the <Normal> or <Faster> when not viewing a movie. • Monitor functions may vary according to models. Please refer to actual product. • User can choose the optimal mode from <Normal> / <Faster> / <Fastest> ,according to the different input video signal.
2. OSD Adjustment (Picture)
Menu Description
HDMI Black Level
When watching with a DVD or set-top box connecting to the product via HDMI, image quality deterioration (black level, lower-quality contrast, lighter color tone, etc.) may occur depending on the connected external device.
• <Normal> • <Low>
This function is active only when the external device is connected via <HDMI>. The <HDMI Black Level> function may not be compatible with all external devices.
2. OSD Adjustment (Color)
Menu Description
Color
Expresses natural colors more clearly without changing the picture quality using proprietary digital picture quality improvement technology developed by Samsung Electronics.
• <Off> - Turns the < Color> function off. • <Demo> - You can compare the pictures processed by < Color> with the original pictures. • <Full> - Provides a clearer picture including areas corresponding to skin color. • <Intelligent> - Improves the chroma of pictures except for areas corresponding to skin color.
This menu is unavailable when < Angle> is set.
2. OSD Adjustment (Color)
Menu Description
Red
You can adjust the red color value of pictures according to your preference.
This menu is unavailable when < Color> is set to <Full> mode or <Intelligent> mode.
Green
You can adjust the green color value of pictures according to your preference.
This menu is unavailable when < Color> is set to <Full> mode or <Intelligent> mode.
Blue
You can adjust the blue color value of pictures according to your preference.
This menu is unavailable when < Color> is set to <Full> mode or <Intelligent> mode.
2. OSD Adjustment (Color)
Menu Description
Color Tone
You can set the color temperature according to your preference.
• <Cool 2> - Sets the color temperature of the screen to very cool. • <Cool 1>- Sets the color temperature of the screen to cool. • <Normal> - Sets the color temperature of the screen to the standard color temperature. • <Warm 1> - Sets the color temperature of the screen to warm. • <Warm 2> - Sets the color temperature of the screen to very warm. • <Custom> - Select this menu to set the color temperature manually.
If you do not like the preset color temperatures, you can manually adjust the value of RGB.
• This menu is unavailable when < Color> is set to <Full> mode or <Intelligent> mode. • This menu is unavailable when < Angle> is set.
Gamma
Using this menu, you can change the intensity of the colors of medium brightness.
• <Mode1> - <Mode2> - <Mode3>
This menu is unavailable when < Angle> is set.
(This is unavailable when < Bright> is set to <Dynamic Contrast> and <Cinema> mode.)
2. OSD Adjustment (SIZE&POSITION)
Menu Description
H-Position
Moves the position of the display area on the screen horizontally.
• This function is only available in Analog mode. • When a 720P, 1080i or 1080P signal is input in AV mode ,select <Screen Fit>to adjust horizontal position in 0-6 levels.
V-Position
Moves the position of the display area on the screen vertically.
• This function is only available in Analog mode. • When a 720P, 1080i or 1080P signal is input in AV mode ,select <Screen Fit>to adjust vertical position in 0-6 levels.
2. OSD Adjustment (SIZE&POSITION)
Menu Description
Image Size
Supplied for the wide models only such as 16:9 or 16:10.
PC signals • <Auto> - The picture is displayed at the aspect ratio of the input signal. • <Wide> - 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 <Image Size> is set to <Auto> or <Wide>.
AV signals • <4 : 3> - Displays pictures at the 4:3 aspect ratio. • <16 : 9> - Displays pictures at the 16:9 aspect ratio. • <Screen Fit> - If a 720P, 1080i or 1080P signal is input in HDMI/DVI input mode, the picture is displayed as is without truncation.
This can only be set when the external input is connected through HDMI/DVI and <PC/AV Mode> is set to <AV>.
Menu H-Position
You can adjust the horizontal position of the OSD.
Menu V-Position
You can adjust the vertical position of the OSD.
2. OSD Adjustment (SETUP&RESET)
Menu Description
Reset
Use this function to restore the visual quality and color settings to the factory defaults.
• <Yes> - <No>
Language
Select a language for the OSD.
The selected language is only applied to the product OSD. This setting does not affect the other functions of the PC.
2. OSD Adjustment (SETUP&RESET)Menu Description
Eco Saving
This function provides user a low power mode which is realized by lowering the current of the display panel.
• <75%> When <75%> is selected, the power consumption is about 75% of default setting. • <50%> When <50%> is selected, the power consumption is about 50% of default setting. • <Off> When <Off> is selected, the function is turned Off .
This menu is unavailable when < Bright> is set to <Dynamic Contrast> mode.
Off Timer On/Off
You can turn the Off Timer on or off.
• <Off> - <On>
Off Timer Setting
Turns the power off automatically when the configured time is reached.
When <On> of <Off Timer On/Off> is selected, This function is available only.
PC/AV Mode
Set to PC when connected to a PC. Set to AV when connected to an AV device.
• This function does not support Analog mode. • Supplied for the wide models only such as 16:9 or 16:10. • If the monitor (when set to DVI or HDMI) is in power saving mode or is displaying the message <Check Signal Cable>, press the
2. OSD Adjustment (SETUP&RESET)
Menu Description
Key Repeat Time
Controls the repeat delay of a button. You can set to <Acceleration>, <1 sec> or <2 sec>. If <No Repeat> is selected, the button only responds once.
Customized Key
You can set the function of the Customized Key to one of the following. • < Angle> - < Bright> - <Eco Saving> - <Image Size>
Auto Source
• <Auto> - The monitor automatically selects an input signal. • <Manual> - Users have to manually select an input signal.
Not applicable to analog (D-SUB)-or-digital (DVI)-dedicated models.
Display TimeThe OSD automatically disappears if no action is taken by the user. You can determine the time to wait before the OSD is hidden. • <5 sec> - <10 sec> - <20 sec> - <200 sec>
Menu Transparency
You can select the transparency of the OSD. • <Off> - <On>
2. OSD Adjustment (INFORMATION)
Menu Description
INFORMATION
Shows the frequency and resolution set on the PC.
For models with an Analog interface only, <Analog/DVI/HDMI> is not shown in the <Information>.
2. OSD Adjustment
Menu Description
FactoryMode
To enter the Service Function, set the Brightness/Contrast to 0 and press and hold the ENTER /SOURCE key for 5 seconds.
Menu Description
OSD Lock & Un-Lock
After pushing the "MENU" button more than 10 seconds, OSD function is locked (unlocked).
You can also adjust the brightness and contrast of the monitor with the OSD adjustment locking feature
OSD Lock
Factory Mode
3. Circuit Description (New Part)
*. Scaler(Novatek)
SE1179LMRL-NT
-. Detailed Specifications
. LED Driver Control Scaler integration LED driver LED current adjustable from 15~70mA via register control
. Power 3.3V/1.2V power supply support Ultra-Low Power standby Mode Build in 3.3V to 1.2V LDO for ADC
3. Circuit Description (Scaler IC Block Diagram)
HDMIHDMI D-SubD-Sub
Flash4M
Adaptor 14VAdaptor 14V
NT68751
LQFP 128P1A+1H
SPI Data
Regulator 1.25V
LDO 3.3V
DC-DC 5V
Main EEPROM
I2C
Dual Port LVDS ConnectorDual Port LVDS Connector
BoostCircuit
CurrentFeedback
Circuit
V-out
4String current
DRVControlCircuit
LED Connector
EDIDEEPROM
EDIDEEPROM
Osc12MHz
3. Circuit Description (Scaler IC Block Diagram)
CN600+12V_ADP
MAIN_5V
CN200 HDMI1IDENT/I2C Pull up
CN100 DSUBCHK_DSUB/I2C Pull up
+5V_HDMI
CN100VGA
CN200HDMI1
CN300HDMI2
MAIN_1.25V
IC402 Main E2PROMVcc/Pin Pull up
IC600
IC400NT68751
CN600+14V_ADP
CN600
Q401PANEL_5V
MAIN_3.3V
BD661+1.25V
CN200 HDMI1IDENT/I2C Pull up
CN300 HDMIIDENT/I2C Pull up
CN100 DSUBCHK_DSUB/I2C Pull up
CN100 DSUBCHK_DSUB/I2C Pull up
+5V_DSUBCN100DSUB
CN101
CN300HDMI
D103
HDMI2HDMI2
LED Panel
IC6013.3V LDO
26(TVCC)D651
41(OSC)
IC600IC600
57/75/119(DVDD)
27(ADC)
56/120(CVDD)
BoostVLED
Feedback
59(Audio)
D104
IC420 FlashVcc/Pin HOLD Pull up
IC300 EDID E2PROMVcc /Pin Pull up
IC420 FlashVcc/Pin HOLD Pull up
IC100 EDID E2PROMVcc/Pin Pull up
EDID_5V
IC6021.25V Regulator
BD610
IC401 FlashVcc/Pin Pull up
Function Key
3. Circuit Description (Power Flow Chart)
Scaler : SE1179LMRL-NT
HDMI Part
Analog Part
Function Connector
3. Circuit Description (Circuit Diagram)
Power
3. Circuit Description (Circuit Diagram)
LED Driver Part
3. Circuit Description (Circuit Diagram)
3. Circuit Description (Main PBA)
3. Circuit Description (Main PBA)No Block Description 비고
1ScalerIC400
Besides the ADC, LVDS, and scaling part, an MCU is embedded as well . All of them are integrated into one chip.
SE1179LMRL-NT
2Flash MemoryIC401
Stores the MCU program embedded in the scaler. It is of a flash type and rewritable.
W25X40BVSSIG
3 IC403 Stores the OSD and various timing values. M24C16
4 IC100The memory to which analog DDC data is input
24C02
5 IC300The memory to which HDMI DDC data is input
24C02
6RegulatorIC601/IC602
An IC that receives DC voltage inputs. It is used in circuits that stabilize the DC voltage .
S-1172B33-U5T1GLD1117AG-ADJ-A
4. Assembly and DisassemblyCaution : : 1. Turn the monitor off before beginning the disassembly process.
2. When disassembling the monitor, do not use any metal tools except for the provided jig.
3. Disassemble the monitor carefully as directed in the following procedures.
Description Picture Description
1. Remove the stand body shown in the figure.
2. Turn the monitor over and insert your hands into the top of the monitor at the center and separate the front cover in the direction of the arrow as shown in the figure.
4. Assembly and Disassembly
Description Picture Description SCREWS
3. Remove the one(1) screw shown in the figure and remove the LVDS, LED Harness and Function wire cable then remove the Shield-Bracket.
4. Remove the LCD panel.
4. Assembly and Disassembly
Description Picture Description SCREWS
5. Remove the two (2) screws shown in the figure.
6. Remove the main PBA from the Shield Bracket then we get the PBA.
Reassembly procedures are in the reverse order of disassembly procedures.
5. Troubleshooting
1. Set custom mode as follows before beginning a repair.
• Resolution: 1920 x 1080 • H-frequency: 67.5 kHz • V-frequency: 60 Hz
2. If the screen is blank, check whether the power cord is connected correctly.
3. Check the following circuits.
• When the raster does not appear: The Function PCB, Main PCB • When 5V is generated but a blank screen is displayed: Main PCB
4. Press the MENU button and hold down the, “ (Enter/Source)” button for more than five (5) seconds to
factory reset.
5. Troubleshooting
Symptom : -. When turning on the Power button after connecting the power, the LED at the front of the monitor does not operate.
Major Checkpoints: -. Check the IC600 power fuse and IC600 output power. -. Check the connections for the CN600 and the Main board. -. Check the main board power part and also check whether there is any abnormal
output at other output terminals.
No power
5. TroubleshootingNo power
Caution : Make sure to disconnect the power before working on the Main board.
5. TroubleshootingThe Circuit diagram when the power not turn on
5. TroubleshootingThe Circuit diagram when the power not turn on
5. Troubleshooting
Symptom : -. Though the LED power turns on, the screen is blank when connecting the VGA cable.Major Checkpoints: -. Check the D-sub cable connection. -. Check whether the LVDS cable is connected correctly to the Panel. -. Check whether the lamp connector of the Panel is connected correctly to the Main board.
No video (Analog)
5. TroubleshootingNo video (Analog)
Caution : Make sure to disconnect the power before working on the Main board.
5. TroubleshootingThe Circuit diagram when no video (Analog)
5. Troubleshooting
Symptom : -. Though the LED power turns on, the screen is blank when connecting the HDMI cable.Major Checkpoints: -. Check the HDMI cable connection. -. Check whether the LVDS cable is connected correctly to the Panel. -. Check whether the lamp connector of the Panel is connected correctly to the Main board.
No video (HDMI)
5. TroubleshootingNo video (HDMI)
Caution : Make sure to disconnect the power before working on the Main board.
5. TroubleshootingThe Circuit diagram when no video (HDMI)
5. Troubleshooting
*. Service Function OSD
5. Troubleshooting
5. Troubleshooting
5. Troubleshooting
6. How to execute code
1. Enter the DDC EDID data when the AD board is replaced.
2. Download the DDC input program and the DDC file that corresponds to the model from the Quality Depart ment of Samsung and install it using a jig as shown in the figure below, and then enter the data.
CN703
6. How to execute code (DDC)
6. How to execute code (DDC)
6. How to execute code (MCU code)
6. How to execute code (MCU code)
6. How to execute code (MCU code)
6. How to execute code (MCU code)
6. How to execute code (MCU code)
7. etc. (After replacing Main PBA)
You have to EDID input (Analog and HDMI) Firmware install – MICOM S/W input(use DDC manager) PC Auto Color Adjust
-. select language “Deutsch” in OSD, then
hold down Enter key for 5 seconds Factory Reset
-. press the MENU button
-. hold down the “Enter/Source” button for more than five (5)
seconds to return the monitor to factory mode.