Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Samsung UN55MU7000FXZA
Summary of Contents for Samsung UN55MU7000FXZA
- Page 1 UHD TV UN55MU7000FXZA...
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Page 2: Table Of Contents
Table of Contents Table of Contents 1. Product Introduction 2. Key Features & Operation 3. Front/Rear View 4. Repair Preparations 5. Layout 6. Wiring Diagram 7. Circuit Description 8. Troubleshooting 9. Factory Mode 10. Disassembly & Reassembly... - Page 3 UHD TV Prodcut Introduction...
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Page 4: Product Introduction
Product Introduction Specifications 4 X CA72 @1.7GHz LPDDR4 64bit @1.6GHz Flash 8GB (eMMC 5.0) HDMI 4 INPUT, HDMI 2.0 MU7000 Specification 3 INPUT, USB 2.0 BT/WIFI Built-in bottom 2160P Ultra HD Eco Sensor/IR Built-in bottom 3HDMI, DVI support - PurColor Sound Smart HUB Built–in Wi-Fi / BT... - Page 5 Product Introduction Specifications UN40MU7000FXZA UN49MU7000FXZA UN55MU7000FXZA UN65MU7000FXZA Front Color Dark titan Dark titan Dark titan Dark titan Without Stand 35.6 * 20.5 * 2.1 43.3 * 25.2 * 2.2 48.6 * 28.2 * 2.1 57.3 * 33.1 * 2.1 <Inch>...
- Page 6 Product Introduction Specifications Dimension – Stand & Cover Rear Area Stand Dimension *Rubber 2.0T 포포...
- Page 7 Product Introduction Specifications Dimension – Stand & Cover Rear Area Cover-Rear Dimension...
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Page 8: Key Features & Operation
UHD TV Key Features & Operation... - Page 9 2017” GUI / Eden 2.0 Quick Settings Sources Apps Live TV...
- Page 10 Key Features & Operation 2017” Smart Control Simple & Easy Remote ※ ex : TWC STB (US), Key Set detail TBD One Remote Language setup, Remote Zip code STB / External Setup Network setup, Control Setup Device Setup Complete Accept terms Setup [ One Remote Auto Setting Process ]...
- Page 11 Key Features & Operation 2017” Smart Control...
- Page 12 Key Features & Operation TV Plus (US Edition) ① TV Shows ② Movies ③ Samsung Check-out...
- Page 13 UHD TV Front View...
- Page 14 Front View Front View MU6400...
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Page 15: Repair Preparations
UHD TV Repair Preparations... - Page 16 MU7000 Repair Preparations Caution Do Not Use Along Start Here rest of bottom or circuit At notch Damage will occur. 1) 40"~49 - BN96-36261A, 4EA 2) 55"~65 - BN96-35529A, 4EA ▶ TORQUE: 22.0 ~ 26.5lbf Repair Preparations 1. Disconnect PWR Cord. 2.
- Page 17 MU7000 Repair Preparations Removing Main board Removing SMPS board - Firstly, Remove 2 Cables - Use both hands to hold the 'TV Board' and slide the - Use both hands to hold the ‘SMPS' and slide board to the LEFT to release the board. the board to the RIGHT to release the board.
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Page 18: Layout
UHD TV Layout... - Page 19 MU7000 Layout Layout MAIN SMPS BT/WIFI SPEAKER SPEAKER BT/WIFI...
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Page 20: Wiring Diagram
UHD TV Wiring Diagram... - Page 21 MU7000 Layout Wiring Diagram CNL802 CN202 CNM803 MAIN SMPS BT/WIFI BT/WIFI SPEAKER SPEAKER...
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Page 22: Circuit Description
UHD TV Circuit Description... - Page 23 Circuit Description Block Diagram...
- Page 24 Circuit Description Main Board OPTICAL POWER HDMI HDMI USIT RIGHT HDMI USIT COMPONENT LEFT SOUND FUNCTION/IR BT/WIFI...
- Page 25 Circuit Description Main Board Pin Map Power Tcon Aging&Mura Demura Jtag Flash Flash Micom Dimming USIT Left Ex-Link USIT Right Connect Function/IR BT/Wifi Sound...
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Page 26: Troubleshooting
UHD TV Troubleshooting... - Page 27 Troubleshooting Function Control Operation/Test Function/IR CN910 On Screen Selections with Function Control FUNCTION/IR Control Test 1. TV in Standby LED Status/ 2. Check LED Status Function Switch 3. If LED is OFF LED 1.7Vdc (pin 8)and VCC for 3.3Vdc (pin 3) CN910 (FUNCTION/IR) •...
- Page 28 Troubleshooting SMPS SMPS Fuse...
- Page 29 Troubleshooting SMPS...
- Page 30 Troubleshooting CN830 CN202 MAIN/T-CON...
- Page 31 Troubleshooting...
- Page 32 Troubleshooting Video: Customer Picture Test Customer Picture Test MAIN/TCON BOARD Main Section Pre- FRC (T-CON) Post FRC ( T-CON) Test Result Problem Check Signal Source and other Pass Pass Pass inputs to One Connect Replace Fail Pass Pass Main/T-CON Board Replace Fail Fail...
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Page 33: Factory Mode
Troubleshooting Video Check Test Patterns ENTER: Factory mode -> SVC -> Test Pattern 1. Verify “Scaler Pattern” and “US Post Pattern” 2. Verify “FRC Pre Test Pattern” Scaler Pattern 3.Verify “FRC Post Test Pattern” US Post Pattern 4. Verify “SoC TCON Test Pattern” Main Board KANT-M FRC Pre Test Pattern... - Page 34 Troubleshooting AUDIO Troubleshooting: Speakers Main Board Source (One Connect Mini) AUDIO TEST • No TV Sound Menu/Audio/Speaker Settings/set to TV Speaker • Noisy/Distorted TV Audio • No HDMI Audio Customer Menu/Support/ SOUND TEST Source / HDMI Cable & One Connect Mini Connectors ...
- Page 35 Troubleshooting Network Troubleshooting Router Internet TV to Router “Failure” Router to Network “Failure” Check Check Network Status Network Status Wired & Wireless MAC Address in Customer Support Menu. Instruct the customer the TV has proper connection to No Wired MAC Address: Replace Main Board ...
- Page 36 • If it fails Network • Reset Smart Hub Internet Service • If it Fails DNS setting in “Network Samsung Apps load correctly TV to Router Status Provider is Settings” • If it Fails • If OK •...
- Page 37 (DM) 4V P-P 4VP-P 0.5V P-P 0.5V P-P Go to Menu/Support/Contact Samsung . Wired MAC Address (missing or error - replace Main Board) . Wireless MAC Address . Bluetooth Address Bluetooth Address Wireless MAC Address are missing or errors exist ...
- Page 38 UHD TV Factory Mode...
- Page 39 Factory Reset (returns TV to out of Info/Factory box condition. Does not reset Apps) Use MENU for return SVC / Test Patterns Samsung IR Remote (Limited Operation) SVC/Info/ ER Count (Important to check for TV Power Standby Part No.
- Page 40 Factory Mode ENTER: Factory mode -> SVC -> Test Pattern Scaler Pattern US Post Pattern Main Board Check Test Patterns KANT-M FRC Pre Test Pattern 1. Verify “Scaler Pattern” and “US Post Pattern” FRC Post Test Pattern T-CON 2. Verify “FRC Pre Test Pattern” 3.Verify “FRC Post Test Pattern”...
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Page 41: Disassembly & Reassembly
Disassembly Reassembly... - Page 42 Disassembly and Reassembly 1. Carefully position the TV so that the screen is facing downwards. Make sure to place the TV upon a soft cushion or any material that will prevent damage to the screen. 1) 40"~49 - BN96-36261A 2. Remove the screws connecting the - TORQUE stand to the TV.
- Page 43 Disassembly and Reassembly 3. Removing the 'Rear Cover'. 3-1. Insert Open Jig in a Disassembly furrow to Open the furrow. And Move Open Jig to the side. 3-2. Continue moving the Open Jig to the 'Open Direction' to lift 'Hook'...
- Page 44 Disassembly and Reassembly ② Jig Direction 3-3. Disassemble all Hooks of Cover Rear along the three side ③ ① 3-4. Finally Open the 'Rear Cover'...
- Page 45 Disassembly and Reassembly ※ Panel Back Side View 4. If there are Electric tapes, Remove them. ※When assembling the TV, the electric tapes must be applied on the same locations. Please remember to take a picture of where the tapes were first applied.
- Page 46 Disassembly and Reassembly 5. Removing SMPS 5-1. Remove the 'Lead Connectors' from the SMPS unit 5-2. Use both hands to hold the 'SMPS' and gently lift up 5 point marked.
- Page 47 Disassembly and Reassembly 5-3. Slide the board to the Right side to release the board. Then carefully remove the 'TV Board'. 6. Remove the cables from the 'TV Board'...
- Page 48 Disassembly and Reassembly 7. Use both hands to hold the 'TV Board' and slide the board to the right to release the board. Then carefully remove the 'TV Board'. 8. Remove the BT/WIFI unit.
- Page 49 Disassembly and Reassembly 9. Remove the IR unit. 10. Lastly, remove the speakers on both side.
- Page 50 Disassembly and Reassembly 11. Completely Disassembly...