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LCD-TV Chassis : N69A Model : LA32B650T1R LA40B650T1R LA46B650T1R LA55B650T1R SERVICE Manual TFT-LCD TV Contents 1. Precautions 2. Product specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram LA32B650T1R/LA40B650T1R/ LA46B650T1R/LA55B650T1R Refer to the service manual in the GSPN (see the rear cover) for the more information.
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3. Disassembly and Reassembly 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LA46B650T1R LCD TV. WARNING: This LCD TV contains electrostatically sensitive devices. Use caution when handling these components. 3-1. Disassembly and Reassembly Cautions: 1.
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3. Disassembly and Reassembly Description Picture Description Screws 2. Remove the screws of rear-cover. 3. Lift up and remove the rear-cover. * Rear view of 32” / 40” * Rear view of 46” / 55”...
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3. Disassembly and Reassembly Description Picture Description Screws 4. Remove the screws of main board. 4-1. Remove the screws of IP board. Remove the IP board. (32” / 40”) 4-2. Remove the screws of IP board. Remove the IP board. (46” / 55”)
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3. Disassembly and Reassembly Description Picture Description Screws 5. Remove the speakers. (R/L) 6. Remove the screws of Stand BKLT. Lift up the Stand BKLT. 7. Remove the screw of panel top.
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3. Disassembly and Reassembly Description Picture Description Screws 7-1. Remove the screw of wall bracket. (46” / 55” only) 8-1. Front 8-2. Panel Reassembly procedures are in the reverse order of disassembly procedures. ※...
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5. Exploded View & Part List 5. Exploded View & Part List 5-1. LA32B650T1R Exploded View...
1. Precautions 1. Precautions 1-1. Safety Precautions Follow these safety, servicing, and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1-1. Warnings For continued safety, do not attempt to modify any circuitry. 1-1-2. Servicing the LCD TV When servicing the LCD TV, Disconnect the AC line cord from the AC outlet.
1. Precautions 1-2. Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.
1. Precautions 1-4. Installation Precautions For safety reasons, more than two people are required for carrying the product. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire.
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2. Product specifications Model LA40B650T1R Feature LCD-TV,RF, 4-HDMI, 2-Component, 2-A/V, 2-USB2.0(Wiselink Pro), LAN, D-SUB � Brightness : 500cd/m � Contrast Ratio : 50000:1 � Response time : 6ms � Dynamic contrast, Super-PVA � PIP(in HDMI 1, 2, 3, 4, Component 1, 2, PC Mode and Sub picture is available only in TV analog mode) �...
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2. Product specifications Model LA46B650T1R Feature LCD-TV,RF, 4-HDMI, 2-Component, 2-A/V, 2-USB2.0(Wiselink Pro), LAN, D-SUB � Brightness : 500cd/m � Contrast Ratio : 50000:1 � Response time : 6ms � Dynamic contrast, Super-PVA � PIP(in HDMI 1, 2, 3, 4, Component 1, 2, PC Mode and Sub picture is available only in TV analog mode) �...
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2. Product specifications Model LA55B650T1R Feature LCD-TV,RF, 4-HDMI, 2-Component, 2-A/V, 2-USB2.0(Wiselink Pro), LAN, D-SUB � Brightness : 500cd/m � Contrast Ratio : 50000:1 � Response time : 6ms � Dynamic contrast, Super-PVA � PIP(in HDMI 1, 2, 3, 4, Component 1, 2, PC Mode and Sub picture is available only in TV analog mode) �...
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2. Product specifications CHANNEL FREQUENCY TABLE OUTPUT FREQUENCY : ANALOG fv : 45.75MHz fs : 41.25MHz TUNING STEP SIZE : FIRST PLL 250KHz SECOND PLL 62.5KHz (Unit : MHz) AREA ASIA HONG NZ/INDO SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K...
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2. Product specifications AREA ASIA HONG NZ/INDO SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K NE-SIA AFRICA 719.25 719.25 719.25 719.25 719.25 727.25 727.25 727.25 727.25 727.25 735.25 735.25 735.25 735.25 735.25 743.25 743.25 743.25 743.25 743.25 751.25 751.25 751.25...
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2. Product specifications AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 46.25 57.25 49.75 64.25 57.75 55.25 86.25 65.75 61.25 95.25 77.25 67.25 102.25 85.25 77.25 175.25 168.25 83.25 182.25 176.25 175.25 189.25 184.25 181.25 196.25 192.25 187.25 209.25 200.25 193.25 216.25 208.25...
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2. Product specifications AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 695.25 823.25 699.25 702.25 831.25 705.25 709.25 839.25 711.25 716.25 847.25 717.25 723.25 855.25 723.25 730.25 863.25 729.25 737.25 735.25 744.25 741.25 751.25 747.25 758.25 753.25 765.25 759.25 772.25 765.25 779.25 771.25...
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2. Product specifications Cable CHANNEL ASIA HONG NZ/INDO SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K NE-SIA AFRICA 105.25 103.25 103.25 105.25 105.25 112.25 111.25 111.25 112.25 112.25 119.25 119.25 119.25 119.25 119.25 126.25 127.25 127.25 126.25 126.25 133.25 135.25...
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2. Product specifications Cable CHANNEL Number AUSTRALIA BAND CHINA BAND AMERICA BAND 105.25 112.25 73.25 112.25 120.25 55.25 119.25 128.25 61.25 126.25 136.25 67.25 133.25 144.25 77.25 140.25 152.25 83.25 147.25 160.25 175.25 154.25 224.25 181.25 161.25 232.25 187.25 168.25 240.25 193.25 231.25...
2. Product specifications 2-2. Auto Motion Plus (FRC + MJC) - FRC(Frame Rate Conversion) Frames A and B appear every 1/50th of a second normally. However, the eye is sensitive to this frame rate, which can result in the appearance of blurred images.
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2. Product specifications - MJC : Motion Judder Cancellation Technology Example • Motion Judder cancellation for HD film image. • Adaptive Recursive Search (ARS) - Implementation IPC/MJC at same time <Motion Judder> - Search Range Horizontal : ± ± 12 Line 72 Pixel, Vertical : <Motion Judder Cancellation>...
2. Product specifi cations 2-3. Using the Content Library The Content Library allows you to enjoy all kinds of content on your TV. You can use the default content stored in the TV memory or you can enjoy new content using a USB device or via the Internet.
You can view various recipes that you can then easily follow step by step. Enjoy thesecontents which give you great ideas for meals. - The recipes introduced in the Cooking contents on the Samsung TV are based on recipes published by Anness Publishing.
New content other than the built-in contents will be provided via the Samsung.com website with or without charge. Downloading Content Visit the www.samsung.com website and open the Content Library page. Enter the product number (UDN, Unique Device Number). Select a content item in the Contents Download page.
Compatibility problem. Before connecting your device to the TV, please back up your files to prevent them from damage or loss of data.SAMSUNG is not responsible for any data file damage or data loss. Do not disconnect the USB device while it is loading.
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2. Product specifications -. movie format File Extention Container Video Decoder Resolution Audio codec Divx 3.11 800 x 600 Divx 4.x 800 x 600 Divx 5.1 800 x 600 Divx 6.0 1920 x 1080 XviD 1920 x 1080 LPCM * .avi H.264 BP 1920 x 1080 ADPCM...
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2. Product specifications -. movie format File Extention Container Video Decoder Resolution Audio codec MPEG2 1920 x 1080 *.vro AC3, MPEG, (ps) LPCM MPEG1 1920 x 1080 *.mpg MPEG1 (Program Stream) 1920 x 1080 AC3, MPEG, *.mpeg LPCM MPEG2 (Program Stream) 1920 x 1080 (ps) MPEG2 (Transport...
2. Product specifications 2-7. Home Network Center The Home Network Center allows your mobile phone to communicate with your TV through a wireless network. Your TV supports, by communicating with your mobile phone, the writing, sending, and reading of short messages, the notification of schedules, and the playing of photos and video stored on your mobile phone.
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2. Product specifications <Message> <Media> Message Media arrived arrived Preparing Phone call to play… Scheduled Playing event Media 2-22...
4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting Check the various cable connections first. • Check to see if there is a burnt or damaged cable. • Check to see if there is a disconnected or loose cable connection. • Check to see if the cables are connected according to the connection diagram. Check the power input to the Main Board.
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4. Troubleshooting Simple flow chart of malfunction Does the TV turn on? Can you see anything on the screen? Can you see OSD menu running on the screen? Check LVDS cable connected Check the Power Cord to Main Board. If necessary, replace the Main Board Check dimming cable.
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The WLAN does not work. An explanation of Equipment other than the WLAN USB stick supplied by Samsung Electronics (as a bundle) will not work. WISELINK The sharer must support IEEE 801.11 g/b. IEEE 801.11 n is not supported.
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The DLNA server that I could see on the PC Share Manager 1.Check if the PC is turned off. 2. Check if the Samsung TV has suddenly disappeared. What Search TV is set to reject connections in the access control menu should I do? of the Samsung PC Share Manager.
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4. Troubleshooting I cannot play files with the wmv or flv DLNA Video Play The video play function is not supported for files with these extension. extensions. I cannot use the 20 second Seek DLNA Video Play To use the Seek function while playing at 2x Fast Forward, function while playing at 2x Fast press the Play button to first make the playing speed Forward.
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Images provided by Samsung.com or a 3rd party content personal photos using the Gallery Content Library provider linked to Samsung.com will not be played in the function. How can I do this? [Contents Library]. However, you can use the SlideShow function of WiseLink Pro.
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4. Troubleshooting 4-1-1. No Power The LEDs on the front panel do not work when connecting the power cord. Symptom The SMPS relay does not work when connecting the power cord. The units appears to be dead. The IP relay or the LEDs on the front panel does not work when connecting the power cord if the cables are improperly connected or the Main Board or SMPS is not functioning.
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4. Troubleshooting 4-1-2. No Video (Analog PC signal) Symptom Audio is normal but no picture is displayed on the screen. Check the PC source Major Check the Arsenal, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Check a set in the Power indicator LED is off.
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4. Troubleshooting 4-1-3. No Video (HDMI 1, 2, 3, 4 - Digital Signal) Symptom Audio is normal but no picture is displayed on the screen. Check the HDMI source. Major Check the HDMI switch, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power Indicator is off.
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4. Troubleshooting 4-1-4. No Video (Tuner_CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Tuner CVBS source. Major Check the Tuner, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
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4. Troubleshooting 4-1-5. No Video (Video CVBS 1, 2) Symptom Audio is normal but no picture is displayed on the screen. Check the Video CVBS source Major Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
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4. Troubleshooting 4-1-6. No Video (Component 1, 2) Symptom Audio is normal but no picture is displayed on the screen. Check the Component source Major Check the chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
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4. Troubleshooting 4-1-7. No Sound Symptom Video is normal but there is no sound.. When the speaker connectors are disconnected or damaged. Major When the sound processing part of the Main Board is not functioning. checkpoints Speaker defect.. Check the source and Input the sound source properly.
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4. Troubleshooting WAVEFORMS I2C Data Speaker out 4-19...
4. Troubleshooting 4-2. Alignments and Adjustments 4-2-1. General Alignment Instuction Usually, a color LCD-TV needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. Use the specified test equipment or its equivalent. Correct impedance matching is essential.
4. Troubleshooting 4-3. Factory Mode Adjustments 4-3-1 Entering Factory Mode To enter ‘Service Mode’ Press the remote -control keys in this sequence : - If you do not have Factory remote - control EU/Asia INFO MENU Mute Power On 4-3-2 Factory Data 1.
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4. Troubleshooting 2) Sub Option Name Range Asia Initial RF Mute Time 600ms / 0ms ~ 1000ms 600ms SUB U-COM OFF/ON RS-232 Jack Debug / Uart Debug Watchdog ON / OFF WD COUNT SSC ON/OFF ON / OFF SSC MRR 2 / 0~14 SSCMFR 2 / 0~8...
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4. Troubleshooting 3) PDP Option Name Range Asia Initial PATTERN SEL 0 ~ 31 LOGIC CONNECT OFF / ON PIXEL SHIFT TEST OFF / ON PANEL VERSION PANEL INCH PANEL TYPE PANEL TEMPERATURE LOGIC SW VERSION LOGIC CHECKSUM SAPC TIMER APC SPEED LOGIC USB D/L OFF / ON...
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4. Troubleshooting 7) SOUND Name Range Asia Initial SAP High Threshold 0x20h / 0x0h~0xffh 0x20 SAP Low Threshold 0x10h / 0x0h~0xffh 0x10 Speaker Delay Normal 100 / 0~150 Auxou Delay Normal 100 / 0~150 Spdif Delay Normal 0 / 0~150 Speaker Delay Game 40 / 0~150 Auxout Delay Game...
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4. Troubleshooting 8) Config Option Name Range Asia Initial Num of ATV 1 / 1~2 Num of DTV 0 / 0~1 Num of AV 2 / 0~3 Num of SVIDEO 0 / 0~3 Num of COMP 2 / 0~3 Num of HDMI 4 / 0~4 Num of PC 1 / 0~1...
4. Troubleshooting 4-4. White Balance - Calibration 4-4-1 White Balance -Calibration 1. WB Adjust -> Calibration AV Calibration DTV Calibration PC Calibration HDMI Calibration 4-4-2 Service Adjustment - You must perform Calibration in the Lattice Pattern before adjusting the White Balance. Color Calibration ...
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4. Troubleshooting Method of Color Calibration (AV) 1) Apply the PAL Lattice (N0. 2) pattern signal to the AV IN 1 port 2) Press the Source key to switch to “AV1” mode 3) Enter Service mode 4) Select “2 WB Adjust” menu. 5) Select the “Calibration”...
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4. Troubleshooting 4-4-3 White Balance - Adjustment (low light) (hight light) Sub Bright Sub Contrast 3. White Balance Red offset Red gain Green offset Green gain Blue offset Blue gain (W/B adjustment Condition refer next page) 4-5. White Ratio (Balance) Adjustment You can adjust the white ratio in factory mode (1:Calibration, 3:White-Balance).
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4-6. Servicing Information 4-6-1 USB Download Method Samsung may offer upgrades for TV’s firmware in the future. Please contact the Samsung call center at 1-800-SAMSUNG (7267864) to receive information about downloading upgrades and using a USB drive. Upgrades will be possible by connecting a USB drive to the USB port located on located on the back of your TV.
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4. Troubleshooting 2. Insert USB drive. Menu -> Support -> Software Upgrade then press the ENTER button. The message “Scanning for USB. It may take up to 30 seconds.” Please be careful to not disconnect the power or remove the USB drive while upgrade is being applied. The message “Upgrade version XXXX to version XXXX ? The system would be reset after upgrade.”...
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4. Troubleshooting 3. How to check Program Version (1) To enter Factory mode (2) Check the micom version T-CHEAEAC-00xxxx 4-31...
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4. Troubleshooting 4-6-2. S/W Update method (JIG) 1. Connect Power & Uart cable to board and Turn on the board. 2. Press [shift + ~] to enter uboot prompt. 3. Press any key to enter BOOTROM DEBUG SESSION before timeout. 4.
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4. Troubleshooting 5. Press “0”. 6. Save latest BSP images to /update folder in usb memory. 4-33...
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4. Troubleshooting 7. Enter “bbm usb” after connecting usb memory. 8. Press “1”. 4-34...
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4. Troubleshooting 9. Enter “u-boot.bin”. 10. Press “x” to return prompt menu. 4-35...
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4. Troubleshooting 11. Press [shift + ~] to enter uboot prompt again. 12. Press any key to enter BOOTROM DEBUG SESSION before timeout. 4-36...
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4. Troubleshooting 13. Press “0”. 14. Enter “bbm usb”. * If there is not “a” option, Image is old version or not updated. Then try again from No.1. 4-37...
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4. Troubleshooting 15. Enter “a”. 16. Enter directory path (if “/update/”is right, just input Enter key). It takes about 1 minute 4-38...
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4. Troubleshooting 17. Press “x”. 18. Enter “bbm show partition” - Check partition status same as red box on picture below - If different, go back to first phase. Do it all again!!! 4-39...
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4. Troubleshooting ** After this, if you want to update BSP image except for partition format Then just press “b”instead of 8 ~ 15 19. Turn off master power of TV and turn on and reset after prompt is shown. 20.
4. Troubleshooting 4-7. Sub Micom Update Win-DDC Set-Up LED On, But can not be operated by Remote Control → Update sub micom WELTREND Manufacture: Device Type : WT61P8 Communication type D-SUB15(Analog) 1-1. - Connect Sub-Micom Download JIG (DDC manager) and D-SUB JACK. 1-2.
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4. Troubleshooting 1-3. Click Auto Program to update Sub-Micom S/W 1-4. If Programming and Verifying are OK, S/W Updating is complete. 1-5. - Remove Download JIG Cable Turn off (=AC Power off) the Set (waiting a few seconds) and turn on again. 4-42...
6. Wiring Diagram 6-3. Connector Functions Connector Functions CN201 <-> CN801 Supply main power and dimming signal from IP board to Main Board. CN1002 <-> CN505 The LVDS signal transfered from Main Board to Panel . CN1806 <-> Panel CN3 Feedback signal from driver.