Samsung UN40H5003AF Service Manual
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Samsung UN40H5003AF Service Manual

Samsung UN40H5003AF Service Manual

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SERVICE
LED TV
UN40H5003AF
LED TV
Chassis : U8LA
Model
: UN40H5003AF
Manual
1. Precautions
2. Product specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Wiring Diagram
Contents

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Summary of Contents for Samsung UN40H5003AF

  • Page 1 LED TV Chassis : U8LA Model : UN40H5003AF SERVICE Manual LED TV Contents 1. Precautions 2. Product specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Wiring Diagram UN40H5003AF...

  • Page 2: Table Of Contents

    Contents 1. Precautions ........................1-1 1-1. Safety Precautions ......................1-1 1-1-1. Warnings ........................1-1 1-1-2. Servicing the LED TV ....................1-1 1-1-3. Fire and Shock Hazard .....................1-1 1-1-4. Product Safety Notices .....................1-2 1-2. Servicing Precautions ......................1-3 1-2-1. General Servicing Precautions .................1-3 1-3. Static Electricity Precautions ....................1-4 1-4.
  • Page 3 This Service Manual is a property of Samsung Electronics Co.,Ltd. © 2014 Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable All rights reserved. International and/or domestic law. Printed in Korea...

  • Page 4: Precautions

    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 the circuit board. Disconnect the AC power and DC power jack before servicing.

  • Page 5: Product Safety Notices

    1. Precautions 1-1-4. Product Safety Notices Some electrical and mechanical parts have special safetyrelated characteristics which are often not evident from visual inspection. The protection they give may not be obtained by replacing them with components rated for higher voltage, wattage, etc.

  • Page 6: Servicing Precautions

    1. Precautions 1-2. Servicing Precautions An electrolytic capacitor installed with the wrong polarity might explode. WARNING Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. CAUTION If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.

  • Page 7: Static Electricity Precautions

    1. Precautions 1-3. Static Electricity Precautions Some semiconductor (solid state) devices can be easily damaged by static electricity. Such components are commonly called Electrostatically Sensitive Devices (ESD). Examples of typical ESD are integrated circuits and some field-effect transistors. The following techniques will reduce the incidence of component damage caused by static electricity. Immediately before handling any semiconductor components or assemblies, drain the electrostatic charge from your body by touching a known earth ground.

  • Page 8: Installation Precautions

    1. Precautions 1-4. Installation Precautions For safety reasons, more than a 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.

  • Page 9: Product Specifications

    2. Product specifications 2. Product Specifications 2-1. Product information Model UN40H5003AF Front View * W : Width H : High D : Depth Detail View Front Color Black With Stand 918 x 592.6 x 227.6 mm Dimensions 40" (W x H x D) Without Stand 918 x 533.2 x 94 mm...

  • Page 10: Product Specification

    Sound 5.1 3D Sound Auto Volume Leveler Sound Customizer Sound Output (RMS) 10W x 2 Speaker Type Down Firing + Full Range Woofer HD Audio Smart TV Smart Hub Samsung SMART TV On TV Movies & TV Shows Multimedia Apps...
  • Page 11 Web Browser Smart Interaction Voice Interaction Camera Built-in Motion control Smart Convergence Contents Streaming Screen Mirroring ISP Bound Service Samsung SMART View Smart Home Tuner/Broadcasting DTV Tuner ATSC / Clear QAM Analog Tuner Connectivity HDMI Component In (Y/Pb/Pr) Composite In (AV)
  • Page 12 High Glossy Bezel Type 17.5mm Light Effect (Deco) Stand Type Square Swivel (Left/Right) Camera Type Additional Feature Samsung 3D 3D Converter Instant On Quad Core+ Digital Clean View Auto Channel Search Auto Power Off Clock&On/Off Timer Sleep Timer BD Wise Plus...
  • Page 13 UN40H5003AFXZA Accessory 3D Active Glasses (Included) Remote Controller Model TM1240A Batteries (for Remote Control) Samsung Smart Touch Control (Included) Ultra Slim Wall Mount Supported Mini Wall Mount Supported Vesa Wall Mount Supported IR Extender Cable (Included) Wireless Keyboard (Included) User Manual...

  • Page 14: Feature & Specifications

    2. Product specifications 2-2-2. Feature & Specifications Specifications „ Model UN40H5003AF Item Description Screen Size (Diagonal) 40 inches LCD Panel FHD 60Hz Display Colors 16.7M color Display Resolution 1920 x 1080 Input Signal Analog 0.7 Vp-p ± 5% positive at 75Ω, internally terminated Input Sync Signal H/V Separate, TTL, P.

  • Page 15: Accessories

    2. Product specifications 2-3. Accessories NOTE • The items’ colors and shapes may vary depending on the model. • Cables not included in the package contents can be purchased separately. • The part code for some accessories may differ depending on your region. Product Code.

  • Page 16: Disassembly And Reassembly

    3. Disassembly and Reassemble 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LED TV. This LED TV contains electrostatically sensitive devices. Use caution when handling these components. WARNING 3-1. Disassembly and Reassembly Disconnect the LED TV from the power source before disassembly.
  • Page 17 3. Disassembly and Reassemble Description Picture Description Screws Remove 16 screws of Rear-Cover. Torque : 7~ 8Kgf.cm 6003-001782 Torque : 7~ 8Kgf.cm 6003-002755 Remove the Rear-Cover. Remove 8 screws of main board and IP Torque : board and Panel. 7~ 8Kgf.cm 001-002756 Remove the connector of main board, IP board, Panel and etc.
  • Page 18 3. Disassembly and Reassemble Description Picture Description Screws Completed disassembly. NOTE Reassembly procedures are in the reverse order of disassembly procedures.

  • Page 19: Disassembly(Ptc)

    3. Disassembly and Reassemble 3-2. Disassembly(PTC) How to disassembly „ Description Picture Description Refer Place TV face up on cushioned table. Remove the function Assy. Disassemble ASSY MISC P-CHASSIS TOP(U/D & L/R)with hooks.
  • Page 20 3. Disassembly and Reassemble Description Picture Description Refer Disassemble COF film to the guide with care not to make it bent or folded. CAUTION Disassemble COF film to the guide with care not to make it bent or folded. Disassemble ASSY FRAME P-MOLD MIDDLE (L/R) &...
  • Page 21 3. Disassembly and Reassemble How to reassembly „ Description Picture Description Refer Place PCT. Assemble ASSY MISC P-CHASSIS TOP(L/R) and ASSY MISC P-CHASSIS TOP( U/D) using the hook. * HOOK POINT Top : 6Point / Bottom : 5 Point Right : 4-Point / Left : 4-Point CAUTION Check whether the hooks are completely assembled.
  • Page 22 3. Disassembly and Reassemble Description Picture Description Refer When Source PCB attach CHASSIS BOTTOM, it should be attach the Gasket. Assemble ASSY MISC P-CHASSIS TOP(L/R) & ASSY MISC P-CHASSIS TOP(U/D) with hooks. * HOOK POINT Top : 6Point / Bottom : 5 Point Right : 4-Point / Left : 4-Point CAUTION Check whether the hooks are completely...
  • Page 23 3. Disassembly and Reassemble Description Picture Description Refer When Source PCB attach CHASSIS BOTTOM, it should be attach the Gasket. Assemble ASSY MISC P-CHASSIS TOP(L/R) & ASSY MISC P-CHASSIS TOP(U/D) with hooks. * HOOK POINT Top : 6Point / Bottom : 5 Point Right : 4-Point / Left : 4-Point CAUTION Check whether the hooks are completely...
  • Page 24 3. Disassembly and Reassemble Notice for ASSY MISC P-CHASSIS TOP Assembly NOTE Assembly process of mechanical tools (1) 1. To apply countermeasures against breaking defect 1-1. Causes -During placement of a panel and MF guide, the panel is hung due to embo interrruption, which provokes the panel to be broken which T/C assembly.

  • Page 25: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting 4-1-1. Previous Check Check List for Initial operation „ AC Power Cord connected to the TV and the wall receptacle. Standby Power/IR Indicator LED is turned On. If Power/IR Indicator is not on check 10p power cable is connected and for correct Standby Voltage from SMPS to Main.

  • Page 26: How To Check Fault Symptom

    4. Troubleshooting 4-2. How to Check Fault Symptom No power & no picture „ Check the LED of function Check link of AC voltage Open the BACK-COVER and check the Connect the 10p power cable 10P power cable Check the A13V of BD207 Change the SMPS Check the Q206 base, voltage must be Change the Main Assy...
  • Page 27 4. Troubleshooting Location of Parts „ Main Board_Front L202 FLASH BD207 IC201 MAIN IC IC204 IC205 Q207 TUNER Q204 Q203 Q202...
  • Page 28 4. Troubleshooting No Video (HDMI 1, 2 - Digital Signal) „ If the LED of POWER is off, Check what is status ‘Stand-by’ or not check Back Light is turn on Check the SelfTest. (Support Self Diagnosis Picture Test) Check for connecting external device Remain other Problem choose the HDMI SOURCE Input the HDMI signal...
  • Page 29 4. Troubleshooting Location of Parts „ Main Board_Front Detail ODD_TX0 ODD_TX1 ODD_TX2 ODD_TXCLK ODD_TX3 ODD_TX4 EVEN_TX0 EVEN_TX1 EVEN_TX2 EVEN_TXCLK ODD_TX3 ODD_TX4...
  • Page 30 4. Troubleshooting No picture (COMPONENT) „ If the LED of POWER is off, Check what is status ‘Stand-by’ or not check Back Light is turn on Check a video source & cable Check Video signal Check the SelfTest. (Support Self Diagnosis Picture Test) Check for connecting external device Remain other Problem Diagnostics...
  • Page 31 4. Troubleshooting Location of Parts „ Main Board_Front Detail R425 R421 R426 R422 R424 ODD_TX0 EVEN_TX0 ODD_TX1 EVEN_TX1 ODD_TX2 EVEN_TX2 ODD_TXCLK EVEN_TXCLK ODD_TX3 ODD_TX4 ODD_TX3 ODD_TX4...
  • Page 32 4. Troubleshooting No sound „ Check the source & sound cable. Input a Sound source (Comp/PC/DVI to HDMI) Check the SelfTest. (Support Self Diagnosis Picture Test) Check for connecting external device Remain other Problem? Check the DC B13V to BD305 Change the Main Assy Diagnostics Check the IC1001 (XL1) / IC301...
  • Page 33 4. Troubleshooting Location of Parts „ Main Board_Front Detail BD305 L- L+ R- R+...

  • Page 34: Factory Mode Adjustments

    4. Troubleshooting 4-3. Factory Mode Adjustments 4-3-1. Detail Factory Option NOTE If you replace the main board with new one, please change the factory option as well. The options you must change are "Type". UN40H5003AFXZA „ Inches 40" Vendor PANEL Code BN95-01856A Spec.

  • Page 35: Entering Factory Mode

    4. Troubleshooting 4-3-2. Entering Factory Mode To enter ‘Service Mode’ Press the remote -control keys in this sequence : • If you do not have Factory remote control Power OFF MENU Power On • If you have Factory remote control INFO Factory •...

  • Page 36: Factory Data

    4. Troubleshooting 4-3-3. Factory Data Note • Version of the software is written in 0002. • : I should not be possible to adjust or change that does not require a change item Black : Adjustment Services for the corresponding Blue : Items that are secured Option...
  • Page 37 4. Troubleshooting „ Factory Menu Name Data Range Test Pattern Delete S/N FAIL W/B ADJUST „ Factory Menu Name Data Range Picture Options dynamic color tone cool R-gain G-gain B-gain R-Offset 1024 G-offset 1024 B-offset 1024 sub_contrast sub_brightness 1024 ADC ADJUST „...
  • Page 38 4. Troubleshooting Factory Menu Name Data Range 0.93 Gamma Tuner Self Test „ Factory Menu Name Data Range H sync Magn. 0x0000 Burst Freq No-BURST IF Level 0x0000 Bottom level 0x0000 Peak Level 0x0000 Synctip noise level 0x0000 Tuner power level H sync Magn.TH 0x0000 IF Level TH...

  • Page 39: White Balance

    4. Troubleshooting 4-4. White Balance 4-4-1. Calibration Into the Factory Mode. Select Menu. ADC/WB Select menu. Select menu. Option Control Expert AV Calibration ADC/WB Comp Calibration Advanced HDMI Calibration 4-4-2. Service Adjustment You must perform Calibration in the Lattice Pattern before adjusting the White Balance. Color Calibration „...
  • Page 40 4. Troubleshooting Method of Color Calibration (AV) „ Apply the NTSC Lattice (N0. 3) pattern signal to the AV IN 1 port. Press the Source key to switch to “AV1” mode. Enter Service mode. Select the “ADC” menu. Select the “AV Calibration” menu. In “AV Calibration Off” status, press the “► ” key to perform Calibration.

  • Page 41: Adjustment

    4. Troubleshooting 4-4-3. Adjustment Into the Factory Mode. Select Menu. ADC/WB Select menu. Select White Balance menu. Option Control (low light) (hight light) Expert Sub Bright Sub Contrast White Balance ADC/WB R offset R gain Advanced G offset G gain B offset B gain 4-17...

  • Page 42: Software Upgrade

    4. Troubleshooting 4-5. Software Upgrade Samsung may offer upgrades for the TV’s firmware in the future. These upgrades can be performed via the TV when it is connected to the Internet, or by downloading the new firmware from samsung.com to a USB memory device. • Alternative Software (Backup) shows The previous version that will be replaced. • Software is represented as ‘Year/Month/Day_Version’. The more recent the date, the newer the software version Installing the latest version is recommended.

  • Page 43: Rear Cover Dimension

    4. Troubleshooting 4-6. Rear Cover Dimension 4-6-1. UN40H5003 Cover Rear Dimension 895.9 347.9 200.0 530.7 200.0 150.0 31.4 273.7 23.1 148.5 162.7 144.0 166.0 132.4 4-19...

  • Page 44: Wiring Diagram

    5. Wiring Diagram 5. Wiring Diagram 5-1. Wiring Diagram...

  • Page 45: Connector

    5. Wiring Diagram 5-2. Connector Main Board „ CN801_FHD CN801_FHD EVEN_TX3+ ODD_TX3+ ODD_TX0- EVEN_TX3- ODD_TX3- FRC_SDA FRC_PWM1 EVEN_TXCLK- ODD_TXCLK+ FRC_SCL EVEN_TXCLK+ ODD_TXCLK- FRC_PWM4 FRC_PWM3 PANEL_13V_PW FRC_PWM2 EVEN_TX2+ ODD_TX2+ PANEL_13V_PW TCON_SDA EVEN_TX2- ODD_TX2- PANEL_13V_PW PANEL_I2C_EN EVEN_TX1+ ODD_TX1+ PANEL_13V_PW BT_SYNC EVEN_TX1- ODD_TX1- PANEL_13V_PW UPDATE_CHK EVEN_TX0+...
  • Page 46 5. Wiring Diagram CN802_HD CN401_H1 (to HDMI1) EVENCLK+ HDMI1_RX2+ EVENCLK- HDMI1_RXCLK- HDMI1_RX2- EVEN2+ HDMI1_RX1+ EVEN2- HDMI1_SCL_DDC HDMI1_RX1- HDMI1_SDA_DDC EVEN1+ HDMI1_RX0+ EVEN1- HDMI1_5V TCON_WP HDMI1_RX0- HDMI1_HOT_PLUG LVDS_FORMAT EVEN0+ HDMI1_RXCLK+ EVEN0- CN404_H2 (to HDMI2) EVEN3+ SDA_PANEL HDMI2_RX2+ EVEN3- SCL_PANEL HDMI2_RXCLK- HDMI2_RX2- HDMI2_RX1+ ARC2_SIGLE CN201 (to Powr board) HDMI2_SCL_DDC...

  • Page 47: Connector Functions

    5. Wiring Diagram 5-3. Connector Functions Connector Function CN201  CNM803 Supply main power and dimming signal from IP board to Main Board. CN801  T-CON The LVDS signal transfered from Main Board to Panel.

  • Page 48: Cables

    5. Wiring Diagram 5-4. Cables LEAD (Main-IP 10P) LVDS CALBE (Main - panel, FHD) Code No. BN39-01956A BN96-32005M Image FUNCTION CABLE ( 8P ) FUNCTION Code No. BN39-01723C BN96-23845A Image...

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