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Samsung QN32Q50RAF Service Manual

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SERVICE
QN32Q50RAF
UHD TV
Project
Chassis : QWE90
Model
UHD TV
: QRQ50O
: QN32Q50RAF
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 QN32Q50RAF

  • Page 1 UHD TV Project : QRQ50O Chassis : QWE90 Model : QN32Q50RAF SERVICE Manual UHD TV Contents 1. Precautions 2. Product specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Wiring Diagram QN32Q50RAF...

  • Page 2: Table Of Contents

    2-4-1. Smart Hub .........................2-6 2-4-2. Ambient Mode .........................2-8 2-4-3. Shortcuts .........................2-11 2-4-4. Bixby..........................2-13 2-5. The Samsung Smart Remote....................2-16 2-6. Using the TV Controller ......................2-18 3. Disassembly and Reassemble ..................3-1 3-1. TV Disassembly ..........................3-1 4. Troubleshooting ......................4-1 4-1.
  • Page 3 4-10. Replacing Main Board ......................4-37 4-11. White Balance ..........................4-39 4-11-1. Calibration ........................4-39 4-11-2. Service Adjustment .....................4-39 4-11-3. Adjustment ........................4-41 4-12. LED Indicator Test ........................4-42 4-12-1. Diagnostic Methods - Flashing Symptom Codes ............4-42 4-13. Updating the TV’s Software ....................4-43 5. Wiring Diagram ........................ 5-1 5-1.
  • Page 4 This Service Manual is a property of Samsung Electronics Co.,Ltd. © 2019 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 3. Disassembly and Reassemble 3. Disassembly and Reassemble This section of the service manual describes the disassembly and reassembly procedures for the LED TV. 1. Disconnect the LED TV from the power source before disassembly. 2. Follow these directions carefully; never use metal instruments to pry apart the cabinet. Recommend Torque : 22.0 ~ 26.5lbf CAUTION • A strength of Torque can be changed depending on the situation.
  • Page 6 3. Disassembly and Reassemble Description & Screws Picture Description Use Open Jig beginning in tabs at bottom Jig Direction corners. Release all clips as indicated in red on sides and top. Gently lift up the Rear Cover starting at the top being careful of function assembly at the bottom.
  • Page 7 3. Disassembly and Reassemble Description & Screws Picture Description Locking tabs locations Gently lift up the Rear Cover beginning at the top to release all mounting clips as indicated by Red Rectangles. NOTE • If tabs break, Using Back cover as it is. • 32"...
  • Page 8 3. Disassembly and Reassemble Description & Screws Picture Description Remove the ASSY SPEAKER P-FRONT. ASSY SPEAKER P-FRONT Cable • ASSY SPEAKER P-FRONT Cable • : Assy SPK to Panel Hole 4 Points ASSY SPEAKER P-FRONT <Hole 3 Points> Remove the ASSY BOARD P-FUNCTION ONE ASSY BOARD P-FUNCTION ONE KEY Cable KEY.
  • Page 9 3. Disassembly and Reassemble Description & Screws Picture Description Remove the NETWORK. NETWORK Cable • NETWORK Cable NETWORK <Disassemble WiFI> LEAD CONNECTOR-POWER Cables Remove the Cables. • LEAD CONNECTOR-POWER (SMPS - MAIN) • FFC Cables FFC Cables...
  • Page 10 3. Disassembly and Reassemble Description & Screws Picture Description Remove the ASSY PCB MAIN BOARD. • Gently lift up (Top Right corner) to release the lock. • Use both hands to hold the board and slide to the left to release the board. NOTE When installing the ASSY PCB MAIN BOARD, verify the board is properly positioned in all 4...
  • Page 11 3. Disassembly and Reassemble Description & Screws Picture Description Remove the DC VSS-PD BOARD. (Decomposition Measurement point order : Locking • 32" Before Removing SMPS Board, You have yo discharge the SMPS by using service JIG. • If LED ON -> LED OFF discharge is completed.
  • Page 12 3. Disassembly and Reassemble Description & Screws Picture Description Completed the disassembly. NOTE Reassembly procedures are in the reverse order of disassembly procedures.

  • Page 13: 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 14: 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 15: 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 16: 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. 1.

  • Page 17: Installation Precautions

    1. Precautions 1-4. Installation Precautions 1. For safety reasons, more than a people are required for carrying the product. 2. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. 3.

  • Page 18: Product Specifications

    2. Product specifications 2. Product Specifications 2-1. Product information Model QN32Q50RAF Front View * W : Width H : High D : Depth Color Front : CHARCOAL BLACK / Stand : CHARCOAL BLACK 28.5 x 16.8 x 1.2 inches Body (723.3 x 425.6 x 29.9 mm)

  • Page 19: Product Specification

    Film Mode Natural Mode Support Audio Dolby Digital Plus Dialog Enhancement Sound Output (RMS) Speaker Type Woofer Multiroom Link Blutooth Audio Smart Service Samsung SMART TV Smart US English, Korean, UK English, French, Bixby German, Italian, Spanish (features vary by language)
  • Page 20 2. Product specifications Item QN32Q50RAFXZA Smart Service Far-Field Voice Interaction Works with Google Assistant Works With Alexa TV Plus Yes(US only) Web Browser SmartThings App Support SmartThings Universal Guide Yes(US only) Gallery Convergence TV to Mobile - Mirroring Mobile to TV - Mirroring, DLNA 360 Video Player 360 Camera Support Seamless Setup...
  • Page 21 2. Product specifications Item QN32Q50RAFXZA Design Light Effect (Deco) Stand Type SIMPLE Stand Color CHARCOAL BLACK Swivel (Left/Right) Additional Feature Intelligent Mode AI Upscale Ambient Mode Ambient Mode Brightness/Color Sensor Voice Guide(US English) / Enlarge / High Contrast / Learn TV Remote(US English) / Multi-output Audio / Negative Colors / Accessibility Grayscale / Caption Moving / Learn Menu...

  • Page 22: Accessories

    The part code for some accessories may differ depending on your region. • The provided accessories may vary depending on the model. Product Code. No Product Code. No • Samsung Smart Remote BN59-01312G • TV Power Cable 3903-001117 • Batteries (AA x 2) 4301-000101 •...

  • Page 23: Viewing The Functions

    2. Product specifications 2-4. Viewing the Functions 2-4-1. Smart Hub Connect to Smart Hub for apps, games, movies, and more. Enjoy the multiple functions provided by Smart Hub simultaneously on a single screen. • The image on your TV may differ from the image above depending on the model and geographical area. When you press the button on your remote control, you can use the following functions and features.
  • Page 24 If you press the button when the TV is turned off, the TV turns on in Ambient Mode. • If you use a remote control other than the Samsung Smart Remote, there may be restrictions to entering Ambient Mode. •...

  • Page 25: Ambient Mode

    If you press the button when the TV is turned off, the TV turns on in Ambient Mode. • If you use a remote control other than the Samsung Smart Remote, there may be restrictions to entering Ambient Mode. Ambient Mode browser screen •...
  • Page 26 • This function may not be supported depending on the geographical area. - Photo Allows you to set a photo stored in your mobile device or Samsung Cloud as the wallpaper of the Ambient Mode screen. • To import photos from your mobile device or Samsung Cloud, use the SmartThings app on your mobile device.
  • Page 27 2. Product specifications Applying effects to the content When you are enjoying content in Ambient Mode, press the down directional button to change the following settings for the content: • Available functions may not be supported depending on the content. - Backgrounds Changes the background of the content.

  • Page 28: Shortcuts

    2. Product specifications 2-4-3. Shortcuts You can easily use the contents of Sources without running a series of commands. To display the Shortcuts menu screen, press and hold the button for 1 second or more. To return to the TV mode, press the button.
  • Page 29 2. Product specifications Removing a channels 1. Move the focus to the channels to remove. 2. Press the down directional button. 3. Select Remove. The selected channel is removed. 2-12...

  • Page 30: Bixby

    Settings › Voice Wake-up) Talking with Bixby using buttons You can also make a conversation with Bixby using the Samsung Smart Remote buttons. Press and hold the button on your Samsung Smart Remote, say a command, and then release the button.
  • Page 31 Go to the My Profile screen to create a new account or register a voice ID. Sign in to your account with your voice, that is, your registered voice ID. • If you are signed out of your Samsung account, select My Profile to sign in. Settings You can change the settings for using Bixby.
  • Page 32 2. Product specifications Read Before Using Bixby • The supported voice interaction languages and features may differ depending on the geographical area. • If the language set differs from the language of your country, some features are not available. • Bixby is available only when the TV is connected to the Internet.

  • Page 33: The Samsung Smart Remote

    • The images, buttons, and functions of the Samsung Smart Remote may differ depending on the model. - The Universal Remote function operates normally only when you use the Samsung Smart Remote that comes • The Universal Remote function operates normally only when you use the Samsung Smart Remote that comes with with the TV.
  • Page 34 TV automatically. If the Samsung Smart Remote does not pair to the TV When you turn on the TV for the first time, the Samsung Smart Remote pairs to the TV automatically, point it at the remote control sensor of the TV, and then press automatically, point it at the remote control sensor of the TV, and then press automatically.

  • Page 35: Using The Tv Controller

    • The screen may dim if the protective film on the SAMSUNG logo or the bottom of the TV is not detached. Please • The screen may dim if the protective film on the SAMSUNG logo or the bottom of the TV is not detached. Please remove the protective film.

  • Page 36: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4-1. Function Control Operation Test <To CN1601 Main Board> CN1601 (FUNCTION & IR) A3.3V_PW SENSOR_SCL_I2C SENSOR_SDA_I2C KEY_INPUT1 LED_STB_OUT LED Status / Function Switch IR_OUT_1 IR_OUT_2 <FUNCTION/IR> 1. Place TV in Power Standby 2. Check LED Status 3.

  • Page 37: Power

    4. Troubleshooting 4-2. Power 4-2-1. SMPS Standby CNM801 Main Connector (POWER) CNL801 LED Connector FUSE CNM801 (MAIN Connector) ANA-DIM A13V OD_ON/OFF A13V BLU_PWM A13V POWER_On/Off A13V CNL801 (LED Connector) TV POWER STANDBY TEST : 1. TV in Standby Check Standby LED Indicator 2.

  • Page 38: Smps Power On

    4. Troubleshooting 4-2-2. SMPS Power On CNM801 Main Connector (POWER) CNM801 (MAIN Connector) ANA-DIM A13V OD_ON/OFF A13V BLU_PWM A13V POWER_On/Off A13V Power Backlight TV POWER ON SEQUENCE TEST : 1. Power TV On 9 Power_On/Off / POWER_ON (pin 8 ) .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 39: Smps / Panel Backlight (Parallel Wired Smps Panel Connections)

    4. Troubleshooting 4-2-3. SMPS / PANEL BACKLIGHT (Parallel Wired SMPS Panel Connections) CNL801 LED Connector CNL801 (LED Connector) Backlight Test : 1. Activate Backlights Test : Disconnect Lead Cable from Main to Power Supply. Check TV Screen for active backlight LEDs. 2.

  • Page 40: Video

    4. Troubleshooting 4-3. Video 4-3-1. 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 4-3-2. Check Test Patterns • ENTER : Factory mode Test Pattern £ £ Main Board Muse-L Scaler Pattern / US Post Pattern T-CON SoC TCON Test Pattern [Factory Mode] 1. Verify "Scaler Pattern" and "US Post Pattern" 2. Verify "SoC TCON Test Pattern"...

  • Page 42: Main/T-Con Board

    4. Troubleshooting 4-3-3. MAIN/T-CON BOARD • Main Section PRE FRC Section POST FRC Section T-CON Section £ PANEL £ £ £ „ Main Section Customer Picture Test 1 Mute > 1 > 4 > 7 > Mute Video Operation Generated on Main Section. • If OK: Source &...
  • 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 1. 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. • Verify Defective Panel Cables, TV Main/T-CON Board or Panel.

  • Page 45: Audio

    4. Troubleshooting 4-4. 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 - If Sound Test FAILS : (Missing / Noisy Audio) Speakers (compare resistance/quality) - Compare audio level out to speakers with...

  • Page 46: Network

    4. Troubleshooting 4-5. Network <TV> <Router> <Internet> „ TV to Router "Failure" 9 Check Network Status Check Network Status (TV Router Internet) Wired & Wireless MAC Address in Customer Support Menu. • No Wired MAC Address: Replace Main Board. • No Wireless MAC Address: Module cabling &...

  • Page 47: Smart Hub

    „ ISP Blocking • If it Fails: Internet Service Provider is Active. With DNS setting at 8888. With Hot Spot. „ Samsung Server Test • If it Fails: Network Status. • If OK: Reset Smart Hub. Terms of Agreement are accepted.
  • 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: • Go to TV Web Browser / Go to speedof.me / testmy.net 9 Check Speed...

  • Page 49: Bluetooth / Wifi Module

    4. Troubleshooting 4-7. BlueTooth / WiFi Module Pin 1 Pin 10 „ Pin Assignments Pins Pin Name VOLTAGE(V) BT_WAKE_UP UART_TX WIFI_USB_SUSPEND USB DP USB DM WIFI_WAKE_UP Reset 4-14...

  • Page 50: Factory Mode

    „ Setting TV into Factory Mode Factory Remote 1. Power TV ON. 2. Select TV Source. 3. Info → Factory. 4. Use MENU for return. AA81-00243A Samsung IR Remote 1. TV Power Standby. 2. Press as follows. • Remote Button NTSC MUTE POWER INFO MENU...
  • Page 51 4. Troubleshooting Setting Option Bytes 1. Enter Factory Mode with Service Remote (only). 2. Check Option Byte Table located on GSPN (Fast Track or Tips). 3. Select Option. 4. Select each item to change. 5. Can Use new Writing Type to enter model (if entered wrong it will not change.) 6.
  • Page 52 4. Troubleshooting „ SVC £ Test Patterns Main Board Muse-L Scaler Pattern / US Post Pattern T-CON SoC TCON Test Pattern [Factory Mode] 1. Verify "Scaler Pattern" and "US Post Pattern". Scaler Pattern 2. Verify "SoC TCON Test Pattern". US Post Pattern FRC Pre Pattern FRC Post Pattern SOC TCON Pattern...
  • Page 53 4. Troubleshooting „ SVC £ Info £ ER Count WD Count Serdes Error Count AR Count Serdes Reset Count RS Count Serdes WatchDog On/Off SMPS FET Fail Detect WIFI NO DETECTION COUNT WIFI DETACHMENT COUNT BT NO DETECTION COUNT BT DETACHMENT COUNT BT MGT OPEN FAIL COUNT BT MGT DISCONNECT COUNT BT TV AUDIO DROP...
  • Page 54 4. Troubleshooting „ Factory Mode £ Control £ EDID 1. Remove ALL HDMI connections. 2. Factory Mode → Control → EDID. (→ Enter Key) Option EDID Control Sub Option Debug ADC/WB Advanced 3. Select EDID/OFF to ON. (→ Right Arrow Key) EDID ON/OFF 4. Select EDID WRITE ALL. (→ Enter Key) EDID WRITE ALL Success 5. Wait to Success. (→ Right Arrow Key) EDID WRITE ALL Wait 6.
  • Page 55 4. Troubleshooting „ Important New Option Byte “Writing Type” Entry For Quick Entry of Type Confirm Type from Option Byte Table for your TV. 2. Select Writing Type. Factory Reset Type 32A6AU0QR Writing Type Local Set SW Model QRQ50S Model Code QN32Q50RAFXZA <Select Writing Type>...
  • Page 56 4. Troubleshooting „ Important New Option Byte “Model Code” Entry For Quick Entry of Model Code Confirm Model Code from Option Byte Table for your TV. 2. Select Model Code. Factory Reset Type 32A6AU0QR Writing Type Success Local Set SW Model QRQ50S Model Code QN32Q50RAFXZA...

  • Page 57: Factory Mode Adjustments

    4. Troubleshooting 4-9. Factory Mode Adjustments 4-9-1. Entering Factory Mode 1. 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 58: Detail Factory Option

    4. Troubleshooting 4-9-2. 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". „ QN32Q50RAFXZA • PANEL / SMPS / MAIN Information Multi Assy PCB/ Panel Info Panel Type...

  • Page 59: Factory Data

    4. Troubleshooting 4-9-3. Factory Data „ Option Factory Menu Name Data Range Factory Reset Type 32" 32A6AU0QR Writing Type Local set SW Model QRQ50 Model Code QN32Q50RAFXZA TUNER Ch Table NONE MRT Option Engineer Option „ Control Factory Menu Name Data Range EDID...
  • Page 60 4. Troubleshooting Factory Menu Name Data Range OPTION_SWU RF Remocon Support CDD mode … DPMS Support T-CON Device MUSE-l 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 61 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 *If the broadcast signal is not good, TV will complement the characteristics of the signal (most use when weak signal comes from the...
  • Page 62 4. Troubleshooting Factory Menu Name Data Range Speaker EQ Bottom Checksum NONE Wall Filter Type SRS Tuning Parm SPDIF PCM Gain 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...
  • Page 63 4. Troubleshooting Factory Menu Name Data Range AP Vx1 Value N Vx1 SSC ON/OFF N Vx1 Value FRC Vx1 SSC ON/OFF FRC Vx1 SSC Period 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...
  • Page 64 4. Troubleshooting Factory Menu Name Data Range TCON TCON_TEMP READ TEMP LAST 6000 DCC VERSION TCON Demura Bypass 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...
  • Page 65 4. Troubleshooting Factory Menu Name Data Range CES ATSC 3_0 CES OOBE MVPD SUPPORT BT DUT BT Throughput Reproduce Module 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...
  • Page 66 4. Troubleshooting Factory Menu Name Data Range CLK TERM DURATION 300ms HDMI FLT CNT SIG HDMI FLT CND SIG2 HDMI FLT CNT LOS UNSTABLE BAN CNT 1250ms HDMI ROBIN HDMI Callback HDMI CTS Thld HDMI CTS Cnt1 HDMI EQ HDMI Write Type HDMI Switch DVI SET TIME H Write...
  • Page 67 4. Troubleshooting Factory Menu Name Data Range Test Pattern Scaler Pattern US Post Pattern FRC Pre Pattern FRC Post Pattern 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...
  • Page 68 4. Troubleshooting Factory Menu Name Data Range NTV CU UPDATE UD LDC PROFILE UPGRADE Pic Data USB Update Audio Data USB Update Eco Data USB Update CI CPLD Upgrade SC ADK Upgrade Other Setting Delete S/N IPERF Stopped Expert CAL Data Backup …...
  • Page 69 4. Troubleshooting Factory Menu Name Data Range PC Calibration HDMI Calibration ADC Result 1st_Y_GH 1st_Y_GL 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...
  • Page 70 4. Troubleshooting Factory Menu Name Data Range B2_Gain R3_Gain G3_Gain B3_Gain R4_Gain 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...
  • Page 71 4. Troubleshooting Factory Menu Name Data Range SPI W2 Rgain SPI W2 Bgain SPI W2 Roffset SPI W2 Boffset SPI MGA WB Data to SPI „ Advanced 4-36...

  • Page 72: Replacing Main Board

    4. Troubleshooting 4-10. 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 1. Enter Factory Menu (Use Factory Remote only). • Power TV on : Select TV Source Info/Factory Option...
  • Page 73 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 32A6AU0QR Writing Type Local Set...

  • Page 74: White Balance

    4. Troubleshooting 4-11. White Balance 4-11-1. Calibration 1. Into the Factory Mode. 2. Select ADC/WB menu. 3. Select menu. AV Calibration Option Comp Calibration Control PC Calibration Debug HDMI Calibration ADC/WB Advanced 4-11-2. Service Adjustment You must perform Calibration in the Lattice Pattern before adjusting the White Balance. „...
  • Page 75 4. Troubleshooting Method of Color Calibration (AV) 1. Apply the NTSC Lattice (N0. 3) pattern signal to the AV IN 1 port. 2. Press the Source key to switch to “AV1” mode. 3. Enter Service mode. 4. Select the “ADC” menu. 5.

  • Page 76: Adjustment

    4. Troubleshooting 4-11-3. Adjustment 1. Into the Factory Mode. 2. Select ADC/WB menu. 3. 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 4-41...

  • Page 77: Led Indicator Test

    4. Troubleshooting 4-12. LED Indicator Test 4-12-1. 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 Defect Detection Method Number of LED Flash...

  • Page 78: Updating The Tv's Software

    TV to update. To update using a USB device, download the update package from Samsung.com to your computer. Then, save the update package in the USB device's top-level folder. Otherwise, the TV will not be able to locate the update package.

  • Page 79: Wiring Diagram

    5. Wiring Diagram 5. Wiring Diagram 5-1. Wiring Diagram SMPS CNM801 CN202 MAIN CN1301_UT CNL801 CN1300 CN1403_NMOB CN1601 ACN01 Speaker WIFI/BT Func on...
  • Page 80 5. Wiring Diagram „ Cables SMPS CNM801 MAIN CN202 CN1301_UT CNL801 CN1300 CN1403_NMOB CN1601 ACN01 Speaker WIFI/BT Func on Part Name & Connection Part Spec Code No. LEAD CONNECTOR-POWER 12P/250 32" BN39-02217C SMPS - MAIN FFC CABLE 96P/L400 32" BN96-39891D Main - Source B FFC CABLE 96P/L250...

  • Page 81: Connector

    5. Wiring Diagram 5-2. Connector 5-2-1. Main Board CN202 (POWER) CN1903 (OPTICAL) CN1402 (USB 1) CN1401 (USB2) CN1301_UT (USI-T RIGHT) CN2003 (HDMI3) CN2002 (HDMI2) CN2001 (HDMI1) CN1300 (USI-T LEFT) CN1901 (COMPONENT/AV) CN1502_LAN (LAN) CN1601 CN1403_NMOB ACN01 (IR FUNCTION) (BT/WIFI) (Speaker) „...
  • Page 82 5. Wiring Diagram CN2003 (HDMI IN3) CN1901 (COMPONENT/AV) HDMI1_RX2+_HDMI COMP_Y / AV_IN_CVBS HDMI1_RX2-_HDMI HDMI1_RX1+_HDMI IDENT_AV HDMI1_RX1-_HDMI COM_PB IDENT_COMP HDMI1_RX0+_HDMI COM_PR HDMI1_RX_CLK+_IN_ TEST_PR HDMI1_RX0-_HDMI 10 HDMI COMP_AV_SL_IN TEST_SL HDMI1_RX_CLK-_IN_ COMP_AV_SR_IN HDMI TEST_SR HDMI1_SCL_DDC HDMI1_SDA_DDC CN1502_LAN (LAN) HDMI1_INS_DET HDMI1_5V_PW EPHY_TXP_LAN A1.8V_PW HDMI1_HPD EPHY_TXN_LAN EPHY_RXP_LAN A1.8V_PW...
  • Page 83 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 84 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 85: Smps Board

    5. Wiring Diagram 5-2-2. SMPS Board CNM801 To Main Board CNL801 „ SMPS Board Pin Map CNM801 CNL801 ANA_DIM A13V OD ON/OFF A13V BLU_PWM A13V Power_On/Off A13V...

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