Samsung UN65NU6900F Service Manual
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Samsung UN65NU6900F Service Manual

Samsung UN65NU6900F Service Manual

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SERVICE
UN65NU6900F
UN75NU6900F
UHD TV
Project
Chassis : UEZ83
Model
UHD TV
: UNU6900P
: UN65NU6900F
UN75NU6900F
Manual
Contents
1. Precautions
2. Product specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Wiring Diagram

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Table of Contents
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Summary of Contents for Samsung UN65NU6900F

  • Page 1 UHD TV Project : UNU6900P Chassis : UEZ83 Model : UN65NU6900F UN75NU6900F SERVICE Manual UHD TV Contents 1. Precautions 2. Product specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Wiring Diagram UN65NU6900F UN75NU6900F...

  • 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.
  • Page 3 4-10. LED Indicator Test ........................4-44 4-10-1. Diagnostic Methods - Flashing Symptom Codes ..........4-44 4-11. Updating the TV’s Software ....................4-45 4-11-1. By USB ..........................4-45 4-11-2. By Online ........................4-45 4-11-3. Stanby mode upgrade(Off/On) ..................4-45 5. Wiring Diagram ........................ 5-1 5-1. Wiring Diagram ..........................5-1 5-1-1.
  • Page 4 This Service Manual is a property of Samsung Electronics Co.,Ltd. © 2018 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 5: 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 6: 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. Parts that have special safety characteristics are identified by on schematics and parts lists.

  • Page 7: 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 8: 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 9: 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 10: Product Specifications

    2. Product specifications 2. Product Specifications 2-1. Product information Model UN65NU6900F Front View Detail View Color 65" Front : GLOSSY BLACK / Stand : SHADOW BLACK Body 57.4 x 33.0 x 2.4 inches (1457.5 x 837.3 x 59.7 mm) Dimensions 65"...
  • Page 11 2. Product specifications Model UN75NU6900F Front View Detail View Color 75" Front : GLOSSY BLACK / Stand : DARK GRAY Body 66.3 x 38.0 x 2.4 inches (1684.6 x 966.4 x 60.6 mm) Dimensions 75" (W x H x D) With Stand 66.3 x 41.6 x 14.0 inches (1684.6 x 1056.5 x 356.1 mm) Without Stand...

  • Page 12: Product Specification

    Micro Dimming Auto Depth Enhancer Contrast Enhancer Auto Motion Plus Film Mode Natural Mode Support Audio Dolby Digital Plus DTS Codec Sound Output (RMS) Speaker Type Woofer Multiroom Link Blutooth Audio Smart Service Voice Interaction Samsung SMART TV Smart Bixby...
  • Page 13 2. Product specifications Item UN65NU6900FXZA Smart Service TV Plus Yes(US Only) Web Browser SmartThings App Support SmartThings Universal Guide Convergence TV to Mobile - Mirroring Mobile to TV - Mirroring, DLNA 360 Video Player 360 Camera Support Easy Setup Bluetooth Low Energy WiFi Direct TV Sound to Mobile Sound Mirroring...
  • Page 14 2. Product specifications Item UN65NU6900FXZA Additional Feature Ambient Mode Instant On Processor Quad-Core Voice Guide(US English)/ Enlarge/ High Accessibility Contrast/ Learn TV Remote(US English) Digital Clean View Auto Channel Search Auto Power Off Caption (Subtitle) Connect Share™ (HDD) ConnectShare™ (USB 2.0) Game Mode Yes (Basic) OSD Language...
  • Page 15 Contrast Enhancer Auto Motion Plus Film Mode Natural Mode Support Audio Dolby Digital Plus DTS Codec Sound Output (RMS) Speaker Type Woofer Multiroom Link Blutooth Audio Smart Service Voice Interaction Samsung SMART TV Smart Bixby TV Plus Yes(US Only) Web Browser...
  • Page 16 2. Product specifications Item UN75NU6900FXZA Smart Service SmartThings App Support SmartThings Universal Guide Convergence TV to Mobile - Mirroring Mobile to TV - Mirroring, DLNA 360 Video Player 360 Camera Support Easy Setup Bluetooth Low Energy WiFi Direct TV Sound to Mobile Sound Mirroring Tuner/Broadcasting Digital Broadcasting...
  • Page 17 2. Product specifications Item UN75NU6900FXZA Additional Feature Processor Quad-Core Voice Guide(US English)/ Enlarge/ High Accessibility Contrast/ Learn TV Remote(US English) Digital Clean View Auto Channel Search Auto Power Off Caption (Subtitle) Connect Share™ (HDD) ConnectShare™ (USB 2.0) Game Mode OSD Language English, Spanish, French BT HID Built-in USB HID Support...

  • Page 18: 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. •...

  • Page 19: Viewing The Functions

    2. Product specifications 2-4. Viewing the Functions An intelligent way to enjoy the smart TV „ Get to your entertainment the faster, easier, and intelligent way. One Depth gathers a variety of content for you on one screen. Get easy access to different content providers and check out the thumbnail previews before diving in. •...
  • Page 20 2. Product specifications SmartThings App, just one app for all „ The SmartThings app offers features such as Remote Control and Mirror Screen. • SmartThings compatible devices may vary by region. • This function may differ by mobile and OS(Operation System). •...
  • Page 21 Cntent Sync & Share „ Take full advantage of the Samsung Cloud. Seamlessly connect your Samsung smart devices to sync photos. Now you can share your mobile pictures and enjoy it on the TV or refrigerator screen. • Compatible devieces only.
  • Page 22 2. Product specifications TV Plus „ Get access to a wide range of 4K UHD and HDR content. TV Plus offers latest content and movies in amazing resolution so you enjoy a cinematic experience at the comfort of your own home. •...

  • Page 23: The Remote Control

    2. Product specifications 2-5. The Remote Control 02 The Remote Control About the Buttons on the Remote Control „ About the Buttons on the Remote Control This remote control has Braille points on the Power, Channel, Volume, and Enter buttons and can be used by visually impaired persons.

  • Page 24: Disassembly And Reassemble

    This section of the service manual describes the disassembly and reassembly procedures for the LED TV. Disconnect the LED TV from the power source before disassembly. Follow these directions carefully. Use the Samsung Open Jig and Cushion to remove the Rear Cover. • Open Jig Tool, Protection Cushion (curved models Only) CAUTION Recommended Torque for Cabinet/Stand screws : 22.0 ~ 26.5lbf...
  • Page 25 3. Disassembly and Reassemble Description & Screws Picture Description Removing the 'ASSY REAR COVER'. (Please follow 8 sequence on right.) Insert open jig till red line. Ready to insert open jig adjust jig edge to hole. Rotate open jig to 90-degree. Lift jig to unlock wire hook on bottom.
  • Page 26 3. Disassembly and Reassemble Description & Screws Picture Description Disassemble all Hooks of Cover Rear along the Jig Direction three side. Locking tabs locations Top Corner : 2 point (Snap Hook) • 65" : 12 point Locking Side AV : 1 Point Locking Bottom : 8 point Locking •...
  • Page 27 3. Disassembly and Reassemble Description & Screws Picture Description Lift top side then pull back to remove the back cover. Remove the Electric tapes shown on the images. • EMI Filament Tape (Dressing) • Filament Tape (Dressing) NOTE • When assembling the TV, the electric tapes must be applied on the same locations.
  • Page 28 3. Disassembly and Reassemble Description & Screws Picture Description Discharge Capacitors. Measurement point • 65" • Before remove SMPS, Must discharge capacitors for your safety. • Check discharge point(1st, 2nd block) and then, discharge with discharge-Jig. A/S-DISCHARGE-JIG BN81-16292A Measurement point LED ON LED OFF <Before discharging>...
  • Page 29 3. Disassembly and Reassemble Description & Screws Picture Description Discharge Capacitors. Measurement point • 75" • Before remove SMPS, Must discharge capacitors for your safety. • Check discharge point(1st, 2nd block) and then, discharge with discharge-Jig. A/S-DISCHARGE-JIG BN81-16292A Measurement point LED ON LED OFF <Before discharging>...
  • Page 30 3. Disassembly and Reassemble Description & Screws Picture Description Remove the DC VSS-PD BOARD. Remove power connector. (Please follow 5 sequence on right.) CAUTION Plz discharge SMPS before disconnect SMPS. And Refer to available touch point. Push and hold down BLU Connector Tab to release its panel lock connection.
  • Page 31 3. Disassembly and Reassemble Description & Screws Picture Description Remove the Main Board. • Use both hands to hold the 'Main Board' and Lift here to release lock gently lift up 1 point marked. • Slide the board to the Left side to release the board.
  • Page 32 3. Disassembly and Reassemble Description & Screws Picture Description Completed the disassembly. NOTE Reassembly procedures are in the reverse order of disassembly procedures.

  • Page 33: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4-1. Power 4-1-1. Function Control Operation Test CN1601 (FUNCTION & IR) CN1601 A3.3V SENSOR_SCL_I2C SENSOR_SDA_I2C KEY_INPUT1 KEY_INPUT2 LED_STB_OUT LED Status / Function Switch <FUNCTION & IR> TV in Standby Check Status. LED is OFF LED 1.7Vdc (pin 8) and VCC for 3.3Vdc (pin 3) •...

  • Page 34: Tv Power Standby Test

    4. Troubleshooting 4-1-2. TV POWER STANDBY TEST • 65 inches [CNL801] Description VF CH1 Dim. CH1 CNM801 Main Connector (POWER) VF CH2 CNL801 Dim. CH2 LED Connector FUSE <SMPS> CNM801 (MAIN Connector) FAIL COUNT ANA-DIM A13V OD ON/OFF A13V PWM_BLU A13V Power On/Off A13V...
  • Page 35 4. Troubleshooting • 75 inches [CNL801] Description VF CH1 Dim. CH1 VF CH2 CNM802 Dim. CH2 Main Connector (POWER) Dim. CH3 CNL801 LED Connector VF CH3 FUSE <SMPS> CNM802 (MAIN Connector) FAIL COUNT ANA-DIM A13V OD ON/OFF A13V PWM_BLU A13V Power On/Off A13V CNL801 (LED Connector)

  • Page 36: Tv Power On Sequence Test

    4. Troubleshooting 4-1-3. TV POWER ON SEQUENCE TEST • 65 inches CNM801 Main Connector (POWER) <SMPS> CNM801 (MAIN Connector) FAIL COUNT ANA-DIM A13V OD ON/OFF A13V PWM_BLU A13V Power On/Off A13V Power TV On POWER ON/OFF .2Vdc (when off) changes to 3.3Vdc (on) NOTE • There is an approx 20 second delay from PS-ON to off condition when the TV is powered off, and approx a 2 minute delay when the TV is first plugged into AC Power.
  • Page 37 4. Troubleshooting • 75 inches CNM802 Main Connector (POWER) <SMPS> CNM802 (MAIN Connector) FAIL COUNT ANA-DIM A13V OD ON/OFF A13V PWM_BLU A13V Power On/Off A13V Power TV On POWER ON/OFF .2Vdc (when off) changes to 3.3Vdc (on) NOTE • There is an approx 20 second delay from PS-ON to off condition when the TV is powered off, and approx a 2 minute delay when the TV is first plugged into AC Power. If voltage error or no change: Jog Function Control Test If OK replace Main Board A13V...

  • Page 38: Smps/Panel Backlight Test (Parallel Wired Smps Panel Connections)

    4. Troubleshooting 4-1-4. SMPS/PANEL BACKLIGHT TEST (Parallel Wired SMPS Panel Connections) • 65 inches [CNL801] Description VF CH1 Dim. CH1 VF CH2 CNL801 Dim. CH2 LED Connector <SMPS> CNL801 (LED Connector) Activate Backlights Test : Disconnect Lead Cable from Main to Power Supply. TV Screen for active backlight LEDs.
  • Page 39 4. Troubleshooting • 75 inches [CNL801] Description VF CH1 Dim. CH1 VF CH2 Dim. CH2 Dim. CH3 CNL801 LED Connector VF CH3 <SMPS> CNL801 (LED Connector) Activate Backlights Test : Disconnect Lead Cable from Main to Power Supply. TV Screen for active backlight LEDs. If No BACKLIGHTS Minus (Control) pins &...

  • Page 40: Video

    4. Troubleshooting 4-2. Video 4-2-1. Customer Picture Test MAIN/TCON BOARD „ Main Section Pre-FRC (T-CON) Post FRC (T-CON) Results Problem Picture Test Do you still see the problem in the test photo? Show Again • Check Signal Source Picture Test and other inputs If the Self Diagnosis Picture Test is OK, your TV may not have a problem.

  • Page 41: Check Test Patterns

    4. Troubleshooting 4-2-2. Check Test Patterns • ENTER : Factory mode Test Pattern £ £ Main Board KANT-SU Scaler Pattern / US Post Pattern T-CON SoC TCON Test Pattern [Factory Mode] Verify " Scaler Pattern" and "US Post Pattern" Verify " SoC TCON Test Pattern"...

  • Page 42: Main/T-Con Board

    4. Troubleshooting 4-2-3. MAIN/T-CON BOARD • Main Section PRE FRC Section POST FRC Section T-CONSection £ PANEL £ £ £ Main Section „ Customer Picture Test 1 Mute > 1 > 4 > 7 > Mute Video Operation Generated on Main Section. •...
  • Page 43 4. Troubleshooting POST FRC Section „ Customer Picture Test 3 Video Operation Generated at Post FRC Section. • If OK: Replace Main/T-Con Board • If Noisy: Mute £ 3 £ 6 £ 9 £ Mute T-CON Section „ Mute > 3 > 6 > 9 > Mute [May not be available for Larger models over 70 inches.] Video Operation Generated at T-CON Section.
  • Page 44 4. Troubleshooting PANEL „ • Check Panel If Noisy Video: Soc T-CON Pattern in Factory Mode • Use type of Noise observed (Bars, single lines, video distortion, etc to help.) • If noise is only on one half of screen check / swap panel cables. •...

  • Page 45: Audio

    4. Troubleshooting 4-3. Audio • Source Main Board Speakers £ £ Source „ • No TV Sound Menu £ Audio £ Speaker Settings set to TV Speaker • Noisy / Distorted TV Audio Customer Menu £ Support £ Sound Test •...

  • Page 46: Network

    4. Troubleshooting 4-4. Network <TV> <Router> <Internet> TV to Router " Failure" „ Check Network Status Check Network Status (TV Router Internet) Wired & Wireless MAC Address in Customer Support Menu. • No Wired MAC Address : Replace Main Board. •...

  • Page 47: Smart Hub

    Samsung Apps „ • If it Fails: Reset Smart Hub. Samsung Apps load correctly. Perform " Apps Reset" in Factory Mode. Go to Smart Hub and complete Terms of Agreement and set up information. Samsung Apps load correctly. Before selecting an App, allow Apps to load or failure wilre-occur.
  • Page 48 4. Troubleshooting For Netflix Operation/Connection Issues: Check Certificate & Netflix ESN Status in Factory Mode. • If Certificate and ESN exists, " CO", "NfO", change the 8.8.8.8 • If Certificate is missing, " C/" replace the TV’s Main Board. • If ESN number is missing: NF/ do not replace the Main Board. Reset TV Clock and check for correct Time & Date. Netflix relies on correct settings. Reset Smart Hub. / Reset Apps In Factory Mode. For Streaming Issues: •...

  • Page 49: Factory Mode

    4-6. Factory Mode Setting TV into Factory Mode „ Factory Remote Power TV ON. Select TV Source. Info → Factory. MENU for return. AA81-00243A Samsung IR Remote TV Power Standby. Press as follows. • Remote Button NTSC MUTE POWER INFO MENU MUTE...
  • Page 50 4. Troubleshooting First Screen Appearing in Factory Mode • Ex. Sample Model 4-18...
  • Page 51 CALIB : AV/COMP/PC/HDMI/ Option : 65A6AUANN,US,6900,NONE DTCP: Not support(X) FRC-[KANT-SU xxx/USIT][60Hz only MJC] DIMMING-[GLOBAL] TCON-[Kant-SU] FW[xxxx] DATA[xxxx] Model : UN65NU6900F Wired MAC Success Wired MAC SUCCESS Wireless MAC SUCCESS Wireless MAC Success WIFI Version : x.x.xx.xxx.xxx.xxxxxx CO Status CO NfO WO MO D/ HX P/ AO O S/ N/ RO SC/ SiO(P) NS// ("O"...
  • Page 52 4. Troubleshooting £ Test Patterns „ Main Board KANT-SU Scaler Pattern / US Post Pattern T-CON SoC TCON Test Pattern [Factory Mode] Verify " Scaler Pattern" and "US Post Pattern". Scaler Pattern Verify " SoC TCON Test Pattern". US Post Pattern FRC Pre Pattern FRC Post Pattern SOC TCON Pattern...
  • Page 53 4. Troubleshooting £ Info £ ER Count „ • WD Count : Watch Dog (Hardware related issue). • AR Count : Auto Reset (software (i.e. Apps) related. important Error Count Status Screen. • Verify each item listed. 4-21...
  • Page 54 4. Troubleshooting Factory Mode £ Control £ EDID „ Remove ALL HDMI connections. Factory Mode → Control → EDID. (→ Enter Key) Option EDID Control Sub Option Debug Hotel Option Shop Option ADC/WB Asia Option Advanced Sound Select EDID/OFF to ON. (→ Right Arrow Key) EDID ON/OFF Select EDID WRITE ALL. (→ Enter Key) EDID WRITE ALL Success Wait to Success. (→...

  • Page 55: Factory Mode Adjustments

    4. Troubleshooting 4-7. Factory Mode Adjustments 4-7-1. Entering Factory Mode To enter [ Service Mode] press the remote-control keys in this sequence : With Consumer Remote (IR Remote) Remote Button : NTSC POWER OFF MUTE POWER ON POWER OFF INFO MENU MUTE POWER ON...

  • Page 56: Detail Factory Option

    4. Troubleshooting 4-7-2. 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". UN65NU6900FXZA „ • PANEL / SMPS / MAIN Information Multi PANEL SMPS MAIN...
  • Page 57 4. Troubleshooting UN75NU6900FXZA „ • PANEL / SMPS / MAIN Information Multi PANEL SMPS MAIN Vendor Vendor HANSOE ASSY ASSY CHASSIS PCB MAIN ZA01 Code Spec Type Code Spec BN95-05381A CY-NN075HGXV1V 75X6AUANN BN44-00874C L75E6NR_NH BN91-20513A BN94-13802A • Factory Option Local Set BOM Model Front Color S/W Model...

  • Page 58: Factory Data

    4. Troubleshooting 4-7-3. Factory Data Option „ Factory Menu Name Data Range Factory Reset Type 65" 65A6AUANN, 65X6AUANN 75" 75X6AUANN Local set SW Model UNU7090 BOM Model 6900 TUNER NTSC, ATSC Ch Table NONE MRT Option Engineer Option Control „ Factory Menu Name Data Range...
  • Page 59 4. Troubleshooting Factory Menu Name Data Range OPTION_SWU RF Remocon Support CDD mode … DPMS Support T-CON Device Kant-SU RM Server Type Operating LMF LEAVE THRESHOLD LMF TRIM THRESHOLD LMF TERM THRESHOLD EOS Click BP PMS Reset FAnet Thread CI CPLD Version ACM_MC UNIQUE TRIPLET FS_FAV...
  • Page 60 4. Troubleshooting Factory Menu Name Data Range Music Mode External Source Eco Solution Cloning Shop Option Exhibition Mode Peak Mode Metadata Shopmode Picture Reset Asia Option Unbalance AF Level adjust TX Power Level Mono Last Memory H Shaking SOUND High Devi Carrier_Mute Pilot Level High Thld 0x20h...
  • Page 61 4. Troubleshooting Factory Menu Name Data Range AudioDock BT Delay 3D_Glass BT delay Mic Scale India Sound Speaker Delay Normal NTV CU Delay NORMAL Lipsync Inx Lipsync Checksum 0x4972 Lipsync USB Test Ready Lipsync BT Checksum 0x0000 TP volume 0xc4h TP Scale 0x6ch TP EQ CheckSum...
  • Page 62 4. Troubleshooting Factory Menu Name Data Range FRC Vx1 SSC Modulation FRC LVDS ON/OFF FRC LVDS SSC MFR FRC LVDS SSC MRR FRC DDR SSC ON/OFF FRC DDR SSC Period FRC DDR SSC Modulation ADV7619 Data strength ADV7619 Clock strength ADV7619 H_V_DE strength AP DDR SSC ON/OFF AP DDR SSC Value...
  • Page 63 4. Troubleshooting Factory Menu Name Data Range TCON FDisplay Panel Code 1 Panel Code 2 Panel Revision Panel Menu Week Panel S/N 1 Panel S/N 2 Panel S/N 3 Panel S/N 4 MPEG Margin H.264 Margin CAM Wait Time Voice Debug Power Management Cert Option Waiting...
  • Page 64 4. Troubleshooting Factory Menu Name Data Range 21_9 L-DETECT STABLE TIME L-DETECT UNSTABLE TIME L-DETECT CAPTION THRESHOLD L-DETECT RAGION THRESHOLD L-DETECT B-LEVEL THRESHOLD L-DETECT USB SUPPORT DB Download MRT Option Dump Failure Picture Data Dump Failure VCONF Dump Failure Read Eco Sensor Data No Signal Power OFF Alert Option Default HDMI1 Booting...
  • Page 65 4. Troubleshooting Factory Menu Name Data Range HDMI ROBIN HDMI Callback HDMI CTS Thld HDMI CTS Cnt1 HDMI EQ HDMI Write Type HDMI Switch DVI SET TIME H Write HDMI Sync HDMI 3D DET HOT PLUG OFF HOLD TIME 600ms HDMI MUTE TIME HDMI NFST UNMUTE TIME 800ms...
  • Page 66 4. Troubleshooting Factory Menu Name Data Range SOC TCON Pattern SOC TCON Pattern Level FRC OSD Pre Pattern FRC OSD Post Pattern FRC2 Pre Pattern FRC2 Post Pattern SOC TCON2 Pattern SOC TCON2 Pattern Level Upgrade T-CON DATA UPGRADE T-CON FW UPGRADE T-CON CheckSum T-CON2 Usb Download T-CON2 CheckSum...
  • Page 67 4. Troubleshooting Factory Menu Name Data Range CI CPLD Upgrade SC ADK Upgrade Other Setting Delete S/N IPERF Stopped Expert CAL Data Backup … CAL Data Restore MICOM POWER OFF NTV CU FW VER ATV IF AGC SPEED Upgrade UHD OSD Test Main USB Path JackP USB Path Source Direct On/Off...
  • Page 68 4. Troubleshooting Factory Menu Name Data Range 1st_Cb_BH 1st_Cb_BL 1st_Cr_RH 1st_Cr_RL 2nd_R_L 2nd_G_L 2nd_B_L 2nd_R_H 2nd_G_H 2nd_B_H White Balance R-Offset G-Offset B-Offset R-Gain G-Gain B-Gain WB-W2_R_Offset WB_W2_B_Offset WB_W2_R_Gain WB_W2_B_Gain WB_N_R_Offset WB_N_B_Offset WB_N_R_Gain WB_N_B_Gain MGA On/Off R1_Gain G1_Gain B1_Gain R2_Gain G2_Gain B2_Gain R3_Gain G3_Gain B3_Gain...
  • Page 69 4. Troubleshooting Factory Menu Name Data Range G4_Gain B4_Gain R5_Gain G5_Gain B5_Gain R6_Gain G6_Gain B6_Gain R7_Gain G7_Gain B7_Gain R8_Gain G8_Gain B8_Gain R9_Gain G9_Gain B9_Gain R10_Gain G10_Gain B10_Gain SPI White Balance SPI White Balance On/Off SPI R-Offset SPI G-Offset SPI B-Offset SPI R-Gain SPI G-Gain SPI B-Gain SPI N Rgain SPI N Bgain SPI N Roffset...
  • Page 70 4. Troubleshooting Factory Menu Name Data Range WB Data to SPI Advanced „ 4-38...

  • Page 71: Replacing Main Board

    4. Troubleshooting 4-8. Replacing Main Board When replacing Main Board, certain values needs to be manually input in Factory menu to complete the replacement. Steps to Replace Main Board „ Enter Factory Menu (Use Factory Remote only). • Power TV on : Select TV Source Info/Factory Option...
  • Page 72 4. Troubleshooting SW Model • Check Label Rating of the TV(located on the Rear Cover). SW Model is digits after "/" in Version No. Choose same SW Model code from the list. Home Updates Exit Factory Reset Type 65A6AUANN Local Set SW Model UNU7090 BOM Model...

  • Page 73: White Balance

    4. Troubleshooting 4-9. White Balance 4-9-1. Calibration Into the Factory Mode. Select ADC/WB menu. Select menu. AV Calibration Option Comp Calibration Control PC Calibration Debug HDMI Calibration ADC/WB Advanced 4-9-2. Service Adjustment You must perform Calibration in the Lattice Pattern before adjusting the White Balance. Color Calibration „...
  • Page 74 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 75: Adjustment

    4. Troubleshooting 4-9-3. Adjustment Into the Factory Mode. Select ADC/WB menu. Select White Balance menu. Option Control Debug (Low Light) (Hight Light) Sub Brightness Sub Contrast White Balance ADC/WB R offset R gain Advanced G offset G gain B offset B gain 4-43...

  • Page 76: Led Indicator Test

    4. Troubleshooting 4-10. LED Indicator Test 4-10-1. Diagnostic Methods - Flashing Symptom Codes After TV is "COLD BOOTED" (AC Power Re-Cycled), Flashing symptom codes will operate and show the defect block with number of LED flash. Place a mirror or phone directly under Standby LED to observe flashing. Defect type and Number of LED flash „...

  • Page 77: Updating The Tv's Software

    4. Troubleshooting 4-11. Updating the TV’s Software Software Upgrade can be performed by network connection or downloading the latest firmware from “www.samsung. com.” to a USB memory device. 4-11-1. By USB Download the firmware image and save it in a folder on the root directiory of the USB flash drive. The folder name must be "firmware name". Insert a USB drive containing the firmware upgrade file, downloaded from “www.samsung.com,” into the TV. Please be careful not to disconnect the power or remove the USB drive until upgrades are complete. The TV will be turned off and on automatically after completing the firmware upgrade. When software is upgraded, video and audio settings you have made will return to their default settings. We advise you to to write down your settings so that you can easily reset them after the upgrade.

  • Page 78: Wiring Diagram

    5. Wiring Diagram 5. Wiring Diagram 5-1. Wiring Diagram CNM801 CN201 Main Board SMPS CNL801 CN1301 CN1300 WIFI CN1601 SPEAKER SPEAKER FUNCTION PANEL SMPS Main Board WIFI IR/JOG SPEAKER SPEAKER...

  • Page 79: Cables

    5. Wiring Diagram 5-1-1. Cables CNM801 CN201 Main Board SMPS CNL801 CN1301 CN1300 WIFI CN1601 SPEAKER SPEAKER FUNCTION Part Name & Connection Code No. LEAD CONNECTOR-POWER MAIN - SMPS 65" BN39-02217E LEAD CONNECTOR-SUB ASSY MAIN - Function 65" BN39-02231C ASSY CABLE P - FFC /L MAIN - Source B 65"...
  • Page 80 5. Wiring Diagram 5-2. Connector 5-2-1. Main Board USB2 Power OPTICAL HDMI3 HDMI2 USI-T RIGHT USI-T LEFT Speaker Function...
  • Page 81 5. Wiring Diagram Main Board Pin Map „ CN1402 (USB2) ACN01 (Speaker) USB2_VCC_5V_PW MID_R+ MID_R- MID_L+ MID_L- CN302 (OPTICAL) CN1101 (Function) SPDIF_OUT B5V_PW IDENT_SPIDF A3.3V SENSOR_SCL_I2C SENSOR_SDA_I2C KEY_INPUT1 CN1703 (HDMI3) KEY_INPUT2 LED_STB_OUT HDMI2_RX2+_HDMI HDMI2_RX2-_HDMI HDMI2_RX1+_HDMI HDMI2_RX1-_HDMI CN201 (Power) HDMI2_RX0+_HDMI HDMI2_RX_CLK+_IN_ HDMI2_RX0-_HDMI 10 HDMI A13V_PW...
  • Page 82 5. Wiring Diagram CN1300 (USI-T LEFT) FB_TRDY_1 PANEL_3.3V_PW PANEL_3.3V_PW FB_VCOM1_2_CELL VCOM1_CELL VCOM2_CELL VCOM3_CELL VSS_OUT1_CELL VOFF_-11V_PW VGHD_30V_PW CKV1_GOA CKV2_GOA CKV3_GOA CKV4_GOA CKVB1_GOA CKVB2_GOA CKVB3_GOA CKVB4_GOA STVP1_GOA STVP1_GOA ST_GOA 23 DEMURA_SSPFRM_SPI 24 DEMURA_SSPCLK_SPI DEMURA_SSPHOLD_ DEMURA_SSPWP_SPI 27 DEMURA_SSPRXD_SPI 28 DEMURA_SSPTXD_SPI 29 DEMURA_SSPFRM_SPI 30 SFC2 TX_CH0_A+_USIT TX_CH0_A-_USIT...
  • Page 83 5. Wiring Diagram CN1301_UT (USI-T RIGHT) FB_TRDY_2 N.C. AVDD_17V_PW AVDD_17V_PW AVDD_17V_PW AVDD_17V_PW UH_CELL UL_CELL HAVDD_8.5V_PW LH_CELL LL_CELL VCCB_1.8V_PW VCCA_1.9V_PW PI_DSF_MON PORTNUM N.C. N.C. N.C. SFC1 TX_CH8_A+_USIT TX_CH8_A-_USIT TX_CH8_B+_USIT TX_CH8_B-_USIT TX_CH9_A+_USIT TX_CH9_A-_USIT TX_CH9_B+_USIT TX_CH9_B-_USIT TX_CH10_A+_USIT TX_CH10_A-_USIT TX_CH10_B+_USIT TX_CH10_B-_USIT TX_CH11_A+_USIT TX_CH11_A-_USIT TX_CH11_B+_USIT TX_CH11_B-_USIT TX_CH12_A+_USIT TX_CH12_A-_USIT...

  • Page 84: Smps Board

    5. Wiring Diagram 5-2-2. SMPS Board CNM801 Connecting the main board CNL801 Panel Connection SMPS Board Pin Map „ CNM801 (MAIN Connector) FAIL COUNT ANA-DIM A13V OD ON/OFF A13V PWM_BLU A13V Power On/Off A13V CNL801 (LED Connector)
  • Page 85 Exploded Views and Parts List 1. Exploded View & Part List Exploded View Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 86 65UNU7090P,HIPS,HB,B BN96-45632C ASSY SPEAKER P-FRONT; TV-SPK,UNU7100X,6oh FB05A BN96-45912A ASSY BOARD P-FUNCTION; Y18 NU7300, 7100,C R001A BN96-45661K ASSY COVER P-REAR; 75NU6900,PC+ABS+ED20%, BN96-45801E ASSY STAND P-COVER TOP RIGHT; 75UNU7100X, BN96-45799E ASSY STAND P-COVER TOP LEFT; 75UNU7100X,A Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 87 LEAD CONNECTOR-SUB ASSY;55KU6400,UL21016 BN44-00874C DC VSS-PD BOARD;L75E6NR_NHS,AC/DC,248W,A BN96-45632C ASSY SPEAKER P-FRONT;TV-SPK,UNU7100X,6oh FB05A BN96-45912A ASSY BOARD P-FUNCTION;Y18 NU7300, 7100,C BN96-47608A FFC CABLE;UN65NU6900,Fold,L600,68P,LGD P BN96-47609A FFC CABLE;UN65NU6900,Fold,L450,68P,- M0017 BN91-20513A ASSY CHASSIS;UNU6900P,75 M0014 BN94-13802A ASSY PCB MAIN;UNU6900P,75 Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 88 0505-003224 FET-SILICON;AO6405,P,30V,-5A,0.052ohm,2W ...4 0505-003397 FET-SILICON;2N7002K,N,60V,0.38A,1.19ohm, ...4 1001-001545 IC-ANALOG MULTIPLEX;TS3USB221ERSER,R-PQF ...4 1103-001584 IC-EEPROM;M24512-DFMN6TP,512Kbit,64K x 8 ...4 1105-002930 IC-DDR3 SDRAM;NT5CC256M16ER-EK,DDR3-SDRA ...4 1105-002931 IC-DDR3 SDRAM;W632GG6MB-09,FBGA,2Gbit,12 ...4 1201-000166 IC-OP AMP;LM358,SOP,ST,8P,150MIL,DUAL,10 ...4 1201-004117 IC-AUDIO AMP;TAS5749M,QFP,48P,7x7x1mm,DU ...4 1203-004363 IC-VOL. DETECTOR;SOT-23,3Z30,2.9x1.6mm,P Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 89 R-CHIP;2.2ohm,1%,1/10W,TP,1608 ...4 2007-000637 R-CHIP;270Kohm,5%,1/10W,TP,1608 ...4 2007-000779 R-CHIP;33ohm,1%,1/10W,TP,1608 ...4 2007-000857 R-CHIP;4.3Kohm,1%,1/10W,TP,1608 ...4 2007-000932 R-CHIP;470ohm,5%,1/16W,TP,1005,T0.35 ...4 2007-001058 R-CHIP;6.2ohm,1%,1/10W,TP,1608 ...4 2007-001125 R-CHIP;68Kohm,1%,1/10W,TP,1608 ...4 2007-001288 R-CHIP;18ohm,5%,1/16W,TP,1005,T0.35 ...4 2007-001292 R-CHIP;33ohm,5%,1/16W,TP,1005,T0.35 ...4 2007-001298 R-CHIP;51ohm,5%,1/16W,TP,1005,T0.35 ...4 2007-007107 R-CHIP;100Kohm,1%,1/16W,TP,1005,T0.25 ...4 2007-007131 R-CHIP;13Kohm,1%,1/16W,TP,1005,T0.35 Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 90 AD480 2203-000386 C-CER,CHIP;0.015nF,5%,50V,C0G,TP,1005 ...4 AD480 2203-000438 C-CER,CHIP;1nF,10%,50V,X7R,TP,1005 ...4 AD480 2203-000489 C-CER,CHIP;2.2nF,10%,50V,X7R,TP,1005 ...4 AD480 2203-000585 C-CER,CHIP;0.22nF,10%,50V,X7R,TP,1005 ...4 AD480 2203-000627 C-CER,CHIP;0.022nF,5%,50V,C0G,TP,1005 ...4 AD480 2203-000679 C-CER,CHIP;0.027nF,5%,50V,C0G,TP,1005 ...4 AD480 2203-000940 C-CER,CHIP;0.47nF,10%,50V,X7R,TP,1005,T0 ...4 AD480 2203-001124 C-CER,CHIP;0.68nF,10%,50V,X7R,TP,1005 ...4 AD480 2203-001153 C-CER,CHIP;0.068nF,5%,50V,C0G,TP,1005 Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 91 C-AL,SMD;100uF,20%,25V,WT,TP,8x6.3mm ...4 2703-000158 INDUCTOR-SMD;1uH,10%,0.4Ohm,50mA,45,Mult ...4 2703-000213 INDUCTOR-SMD;470nH,10%,1.35Ohm,35mA,15,M ...4 2703-002269 INDUCTOR-SMD;56nH,5%,1005,T0.5,1.4Ohm,15 ...4 2703-003637 INDUCTOR-SMD;22uH,20%,7070,0.18ohm,2000m ...4 2703-003747 INDUCTOR-SMD;22uH,20%,6060,0.135ohm,1300 ...4 2703-003862 INDUCTOR-SMD;10uH,20%,6060,0.065ohm,1900 ...4 2703-003937 INDUCTOR-SMD;1uH,20%,70647,T3,0.008Ohm,9 ...4 2703-004589 INDUCTOR-SMD;2.2uH,20%,5050,T2,0.048Ohm, ...4 2703-004724 INDUCTOR-SMD;8.2uH,20%,5050,T4,0.072Ohm, ...4 2703-005193 INDUCTOR-SMD;2.2uH,20%,6060,T4.5,0.024Oh ...4 2703-005376 INDUCTOR-SMD;10uH,20%,10.7x10mm,T3.8,0.0 Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 92 BAG ROLL;HDPE/HDPE/PE FOAM,T0.015/T0.05, 6922-000013 BAND;PP,T0.8,W18,L2300 M,TRP BH69-00418A WRAP;762,1828M,SAMEX FACTORY BN02-00319B TAPE-SINGLE FACE;OPP,T0.05,W75,L800M,CLE BN68-02422B LABEL WARNING;ALL,ART,T0.05,W240,L100,Wh BN69-17053Q PACKING ANGLE;ALL,PAPER,T3,W1800,L50,YEL BN69-17506A CUSHION-SET SIDE;75UNU7100X,EPS,16.7g/l, BN96-42554A ASSY PACKING P-PAD;75Q7F,CB+EPS,Y17 75in BN69-15257A CUSHION-SET FRONT;75Q7F,EPS,33.3g/l,WHIT BN69-15753A PAD-SHEET;75Q7F,CB,W912,L1397,WHITE,Y17 BN96-46325A ASSY PACKING P-CUSHION SET;UN75NU7100FXZ Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 93 ASSY BACK LIGHT UNIT;75UNU7090P BN61-15655A OPTICAL SHEET-COMPLEX;18Y_NU7K_75INCH_CO BN61-15673A OPTICAL SHEET-REFLECTOR;18Y_MU8K_75INCH_ BN61-15678A DIFFUSER PLATE;18Y_NU7K_75INCH_DIFFUSER BN61-15679A LGP;18Y_NU7K_75INCH_LGP,PMMA,NewEdge(OD5 BN96-45682A ASSY CHASSIS REAR P;75UNU7100X,EGI-SECC ...4 0203-007064 TAPE-DOUBLE FACE;ACRYL,T0.2,W6,N/A,WHITE ...4 BN02-00040B TAPE DOUBLE FACE;NNB 32/40/46/55",PET,T0 ...4 BN02-00102B TAPE-SINGLE FACE;OPP,T0.15,W25,L50M,WHIT Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 94 ASSY COVER P-SOURCE PCB RIGHT;75UNU7100X BN63-17467A COVER-SOURCE PCB RIGHT;75UNU7100X,EGI-SE BN63-17640A INSULATOR-SOURCE PCB COVER RIGHT;75Q7F,P BN96-47652A ASSY OPEN CELL;LGD,75Inch,Y18 New Model, BN81-16853A A/S-IC DRIVER SOURCE;IC DRIVER SOURCE,SW BN81-16854A A/S-ASSY PCB-SOURCE(F-L);ASSY PCB-SOURCE BN81-16855A A/S-ASSY PCB-SOURCE(F-R);ASSY PCB-SOURCE Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 95 A/S-ASSY PCB-SOURCE(B-R);ASSY PCB-SOURCE BN81-16858A A/S-POLARIZER-C/F;POLARIZER-C/F,6308R-02 BN81-16859A A/S-POLARIZER-TFT;POLARIZER-TFT,6308R-02 BN96-47794A ASSY CHASSIS FRONT P;75UNU7100X,PC+ABS+E 0203-001602 TAPE-SINGLE FACE;OPP,#232,T0.14,W15,N/A, BN60-00715C SPACER-CONDUCTIVE;Y13 Slim F-LED 76,COND BN60-01620A SPACER-CONDUCTIVE;NU7100,CONDUCTIVE FABR BN63-17418D SHEET-PROTECTION COVER;Q7F,PO,T0.05,W8,L BN63-17418H SHEET-PROTECTION COVER;NU7K,PO,T0.04,W35 AC155 BN64-03986A CHASSIS-FRONT;75UNU7100X,PC+ABS+ED18%,V- BN68-09356A LABEL;NU69*/NU7* LGD,ART,T0.08,W10,L30,3 Copyright© 1995-2018 SAMSUNG. All rights reserved.
  • Page 96 Part No Parts Description Location Status Quantity Valid From DIODE- 0401-001056 SWITCHING;MMBD4148SE,100V,200MA,SO DS01A 1 PC DIODE- 0403-001779 ZENER;MMSZ5234BT1G,5.89~6.51V,500M 2 PC DIODE- 0403-001785 ZENER;NZH5V1B,4.94~5.2V,500MW,SOD- 1 PC DIODE-ZENER;KDZ12B,12~13.5V,1000MW,SOD- 0403-001831 1 PC 0404-001404 DIODE-SCHOTTKY;BAT721C,40V,200MA,SOT-23, 1 PC DIODE- 0404-001640 SCHOTTKY;SS1060HEWS,60V,1000MA,SOD 1 PC 0404-001881 DIODE-SCHOTTKY;SS3040-HE,40V,3000MA,SOD- 1 PC DIODE-SCHOTTKY;MBRA340F- 0404-001953...
  • Page 97 1203-004363 IC-VOL. DETECTOR;SOT-23,3Z30,2.9X1.6MM,P 1 PC 1203-008392 IC-VOL. DETECTOR;S-6414AAB-L800X,TSOT-23 1 PC 1203-008777 IC-DC/DC CONVERTER;TPS563201,SOT-23,6,1. 2 PC IC-DC/DC 1203-008917 CONVERTER;G5334CQT1U,QFN4,23P,4 1 PC 1203-008920 IC-DC/DC CONVERTER;SYD105ADC,TSOT23,6P,2 1 PC 1203-009057 IC-POSI.ADJUST REG.;G943F11U,SOP-8,8P,4. 5 PC IC-DC/DC 1203-009088 CONVERTER;RT5093A,WQFN,24P,4X4X 1 PC IC-DC/DC 1203-009090 CONVERTER;RT6950GQW,WQFN,68P,8X 1 PC 1204-003757 IC-DECODER;SDP1704,FCBGA,754P,27X27X2.1M 1 PC...
  • Page 98 2007-001298 R-CHIP 5 PC 2007-007107 R-CHIP 7 PC 2007-007131 R-CHIP 2 PC 2007-007134 R-CHIP 1 PC 2007-007137 R-CHIP 6 PC 2007-007138 R-CHIP 2 PC 2007-007139 R-CHIP 8 PC 2007-007142 R-CHIP 38 PC 2007-007305 R-CHIP;120OHM,1%,1/16W,TP,1005 4 PC 2007-007308 R-CHIP 1 PC 2007-007309 R-CHIP 6 PC...
  • Page 99 2203-001221 C-CER,CHIP AD480 2 PC 2203-002285 C-CER,CHIP;10NF,10%,50V,X7R,TP,1005 AD480 6 PC 2203-002525 C-CER,CHIP AD480 1 PC 2203-002711 C-CER,CHIP;100NF,10%,25V,X7R,TP,1608 AD480 2 PC 2203-005083 C-CER,CHIP;220NF,10%,50V,X7R,TP,1608,T0. AD480 6 PC 2203-005659 C-CER,CHIP;0.18NF,5%,50V,C0G,TP,1005 AD480 20 PC 2203-005968 C-CER,CHIP;4.7NF,10%,50V,X7R,TP,1005,T0. AD480 2 PC 2203-006048 C-CER,CHIP;100NF,10%,10V,X7R,TP,1005,T0. AD480 118 PC 2203-006126 C-CER,CHIP;47NF,10%,16V,X7R,TP,1005,T0.5 AD480...
  • Page 100 1 PC DC VSS-PD BN44-00874C BOARD;L75E6NR_NHS,AC/DC,248W,A 1 PC NETWORK-WLAN BN59-01299A CLIENT;WDN220M,35X35X18.2MM 1 PC REMOCON-TV;2018 BN59-01301A TV,SAMSUNG,44KEY,3.0V,US 1 PC BN63-16652F COVER-TERMINAL SIDE;65UNU7090P,HIPS,HB,B 1 PC BN94-13802A ASSY PCB MAIN;UNU6900P,75 M0014 1 PC PRODUCT LCD-LGD;CY- BN95-05381A NN075HGXV1V/H,NU7090, 1 PC BN96-43169A ASSY HOLDER P-RING;65Q8C,ABS,BLACK,HB...
  • Page 101 ASSY COVER P- BN96-45661K REAR;75NU6900,PC+ABS+ED20%, R001A 1 PC BN96-45799E ASSY STAND P-COVER TOP LEFT;75UNU7100X,A 1 PC BN96-45801E ASSY STAND P-COVER TOP RIGHT;75UNU7100X, 1 PC BN96-45912A ASSY BOARD P-FUNCTION;Y18 NU7300, 7100,C FB05A 1 PC ASSY STAND P-HOLDER BN96-46412A CABLE;65UNU7100X,ABS 1 PC BN96-47608A FFC CABLE;UN65NU6900,FOLD,L600,68P,LGD P 1 PC BN96-47609A FFC CABLE;UN65NU6900,FOLD,L450,68P,-...

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