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Samsung UN55HU7200F, Service Manual

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Samsung UN55HU7200F Service Manual Download Page 73

4-5. RS-232C

RS232C Control

• 

 Port : COM#(Serial)

 

-

 Bit rate : 115200

 

-

 Data Bit : 8 bit

 

-

 Parity : None

 

-

 Stop Bits : 1

 

-

 Flow Control : None

 

-

Description of RS232C

• 

Pin# Name

Full Name

Pin# Name

Full Name

Pin# Name

Full Name

1

CD

Carrier Detect

4

DTR

Data Terminal Ready

7

RTS

Request To Send

2

RxD

Received Data

5

GND

Signal Ground

8

CTS

Clear To Send

3

TxD

Transmitted Data

6

DSR

Data Set Ready

9

RI

Ring Indicator

4-46 

4. Troubleshooting

Summary of Contents for UN55HU7200F

Page 1: ...UHD TV SERVICE Manual UHD TV Contents 1 Precautions 2 Product specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 Wiring Diagram UN HU7200F Chassis U8JD Model UN55HU7200F UN65HU7200F...

Page 2: ...he Panel 2 10 2 4 3 Motion Control 2 14 3 Disassembly and Reassembly 3 1 3 1 Disassembly and Reassembly 3 1 3 1 1 Set Disassembly 3 1 4 Troubleshooting 4 1 4 1 Troubleshooting 4 1 4 1 1 Previous Check...

Page 3: ...4 5 RS 232C 4 46 4 6 AV Control Tabe 4 47 4 7 Updating the TV s Software 4 53 5 Wiring Diagram 5 1 5 1 Wiring Diagram 5 1 5 2 Connector 5 3 5 3 Connector Functions 5 7 5 4 Cables and Module 5 8...

Page 4: ...nual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 2014 Samsung Electronics Co Ltd All rights reserved P...

Page 5: ...bs insulating materials cabinet backs adjustment and 2 compartment covers or shields isolation resistorcapacitor networks mechanical insulators etc Leakage Current Hot Check 3 DEVICE UNDER TEST READIN...

Page 6: ...d 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 A substitute replacement that do...

Page 7: ...used 2 The internal wiring is sometimes clamped to prevent contact with thermally hot components Reinstall all such elements to their original position After servicing always check that the screws com...

Page 8: ...sufficient to damage ESDs 3 Use only a grounded tip soldering iron to solder or desolder ESDs 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static...

Page 9: ...ntenna far away from any high voltage cables and install it firmly Contact with the highvoltage cable or the 6 antenna falling over may cause fire or electric shock When installing the product leave e...

Page 10: ...4 mm With Stand 48 5 x 29 9 x 11 6 inches 1233 0 x 760 4 x 294 9 mm 65 Without Stand 57 1 x 33 0 x 5 2 inches 1451 2 x 839 9 x 134 6 mm With Stand 57 1 x 34 6 x 11 7 inches 1451 2 x 881 0 x 298 5 mm W...

Page 11: ...es LCD Panel UHD 60Hz Scanning Frequency Horizontal 60 136kHz Vertical 56 75Hz Display Colors 1 07B Display Resolution 3840 x 2160 Input Signal RGB Analog 0 7 Vp p 5 positive at 75 internally terminat...

Page 12: ...Black Local Dimming N A Wide Color Enhancer Plus Yes Color Accuracy N A Auto Depth Enhancer No Auto Motion Plus 120HzHz Film Mode Yes Audio Dolby MS10 MS110 MS11 DTS Studio Sound DNSe DTS Studio Sound...

Page 13: ...Component In Y Pb Pr 1 Composite In AV 2 1Common Use for Component Y Ethernet LAN Yes Headphone No Audio Out Mini Jack Yes Digital Audio Out Optical 1 PC In D sub N A PC DVI Audio In Mini Jack N A RF...

Page 14: ...re In Picture Yes Multi Tasking Yes BT HID Built in Yes USB HID Support Yes Smart Evolution Support Yes TV SoundConnect Yes Teletext TTXT No Time Shift No V Chip Yes Eco Feature Eco Label N A Eco Sens...

Page 15: ...2 6 2 Product specifications Item UN HU7200FXZA Accessory Slim Gender Cable N A...

Page 16: ...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 Control BN59 01185F User M...

Page 17: ...ing your voice Changes channels Adjusts the volume Touch pad Place a finger on the touch pad and move the Samsung Smart Control The pointer on the screen moves in the direction you moved the Samsung S...

Page 18: ...cursor in the direction you want To enter a menu or select an item highlight the item or the menu title or move the pointer over it and then press the touch pad Displaying Context sensitive Menus in S...

Page 19: ...nel you must be logged in to your Samsung Account SAMSUNG APPS Panel Smart Hub offers a variety of free news sports weather and gaming apps you can install directly to and enjoy on your TV The first l...

Page 20: ...om the actual channels or programs depending on the broadcast information provider You can automatically launch On TV when the TV is turned on Navigate to Smart Hub On TV Settings and set Auto Start t...

Page 21: ...MOVIES TV SHOWS options may not be available depending on the content you are trying to access or your region The TV must be connected to the Internet for you to use MOVIES TV SHOWS Select on the scre...

Page 22: ...dated in real time NewsON brings you the latest headlines top stories popular issues and weather forecasts SOCCER Panel The SOCCER panel offers a variety of information about world soccer matches feat...

Page 23: ...lable for the selected item Zooming the picture on the screen in or out Facing the camera raise both hands and then raise the index finger on both hands Two pointers appear on the screen when the TV r...

Page 24: ...ents 3 1 Disassembly and Reassembly CAUTION Disconnect the LED TV from the power source before disassembly 1 Follow these directions carefully never use metal instruments to pry apart the cabinet 2 If...

Page 25: ...crews from the ASSY COVER P REAR 55 inches 21EA 2EA 65 inches 21EA 2EA Torque 7 8Kgf cm 6001 002755 Torque 9 11Kgf cm 6003 001782 Remove the ASSY COVER P REAR 5 Remove the all cables Speaker Cable Pow...

Page 26: ...inches 6 EA Torque 7 8Kgf cm 6001 003016 8 Remove screws from the DC VSS LED TV PD BD 55 inches 7 EA 65 inches 7 EA Torque 7 8Kgf cm 6001 003016 9 Before removing the 1 NET WORK WIFI MODULE 2 ASSY BOA...

Page 27: ...iption Picture Description Screws 2 ASSY BOARD P RF MODULE Remove the cable 10 Remove the screws T con Board Torque 7 8Kgf cm 6001 003016 Remove the T CON cable NOTE Reassembly procedures are in the r...

Page 28: ...ASSY DECORATION SMT ASSY SPEAKER P R L How to distinguish if the problem is caused by 3 Main Board or T CON No Video If the problem is No Video but BLU is on and Indication LED is blinking repeatedly...

Page 29: ...ern Enter Service Mode 2 If you do not have Factory remote control Power OFF MUTE 1 8 2 Power On If you have Factory remote control INFO Factory Choose SVC 3 Test pattern Option Control Debug SVC ADC...

Page 30: ...broadcast No Replace the Main Board Yes No No Yes Yes Check the LVDS Cable connected If necessary replace the T CON Board No Change the Main Board No Check 24P Cable If necessary replace the SMPS Boar...

Page 31: ...he unit Check the fuses of each part Check the output voltage of SMPS Replace the Main Board Diagnostics Power indicator LED is on No Check a connetion power code Yes Check the backlight on when 24P c...

Page 32: ...k Power of T con Board CD220 T CON VIN_12V BT1 T CON VCC_1 15V No Change the T con Board Yes Please Contact tech support Caution Make sure to disconnect the power before working on the IP board 4 5 4...

Page 33: ...Location of Parts Main Board_Front 1 2 4 3 Detail 1 BD228 B5V BD206 BD208 B13VS BD200 BD205 B13V BD213 A5 3V 2 BD300 BD302 C0 95V IC210 A3 3V BD304 C1 5V 3 L202 C3 3V 4 L200 C5V 4 6 4 Troubleshooting...

Page 34: ...at Input of Main Board HDMI1 Clk Pin 10 12 of CN700 DATA Pin 7 9 4 6 1 3 of CN700 HDMI2 Clk Pin 10 12 of CN701 DATA Pin 7 9 4 6 1 3 of CN701 HDMI3 Clk Pin 10 12 of CN801 DATA Pin 7 9 4 6 1 3 of CN801...

Page 35: ...Location of Parts Main Board_Front 2 HDMI3 HDMI2 HDMI1 HDMI4 1 Detail 1 CN801_H3 CN701_H2 CN700_H1 CN800_H4 2 4 8 4 Troubleshooting...

Page 36: ...Waveforms 1 HDMI input RX_Data RX_Clk 2 LVDS output 4 9 4 Troubleshooting...

Page 37: ...cable No Input the RF source properly Yes 1 Check the Power of Tuner Pin 4 of Tuner B1 8V_Tuner Pin 1 of Tuner B3 3V_Tuner No Change the Main Ass y Yes 1 2 Check the CVBS data out of IC1400 L903 Tune...

Page 38: ...Location of Parts Main Board_Front 2 Tuner 1 3 Detail 1 Pin 4 B3 3V Pin 1 A3 3V L903 TUNER CVBS OUT 2 CVBS_OUT_TP IC1400 CVBS OUT 3 4 11 4 Troubleshooting...

Page 39: ...Waveforms 1 CVBS OUT Grey Bar 3 LVDS output 4 12 4 Troubleshooting...

Page 40: ...onnection of RF cable No Input the RF source properly Yes Check the signal strength in Self Diagnosis menu Strength is enough No Check the DTV source Yes 1 Check the Power of Tuner Pin 4 of Tuner B1 8...

Page 41: ...Location of Parts Main Board_Front Tuner 1 2 Detail 1 Pin 4 B3 3V Pin 1 A3 3V 2 4 14 4 Troubleshooting...

Page 42: ...Waveforms 2 CH_CLK CH_VALID 2 CH_CLK CH_VALID 3 LVDS output 4 15 4 Troubleshooting...

Page 43: ...klight on no video No Check a set in the Stand by mode Yes Check the video source and check the connection of video cable No Input the video source properly Yes 2 Check the LVDS clk signal at output o...

Page 44: ...Location of Parts Main Board_Front 1 2 Detail 1 R1019 C1011 COMP2_Y_CVBS 2 4 17 4 Troubleshooting...

Page 45: ...Waveforms 1 CVBS OUT Grey Bar 3 LVDS output 4 18 4 Troubleshooting...

Page 46: ...e component source and check the connection of component cables Y Pb Pr No Input the component source properly Yes 1 2 Does the component data appear at COMP2_Y_CVBS R505 Pb R504 Pr R502 No Check CN50...

Page 47: ...Location of Parts Main Board_Front 1 2 Detail 1 R816 COMP2_Y_CVBS R504 COMP2_PB R502 COMP2_PR 2 4 20 4 Troubleshooting...

Page 48: ...Waveforms 1 Compnent_Y Gray scale Pb Pr Color bar 1 Compnent_Y Gray scale Pb Pr Color bar 2 LVDS output 4 21 4 Troubleshooting...

Page 49: ...the signal at input of Main Board AV COMP L R R520 No Check CN502 Change the Main Ass y Yes 2 Check the DATA between the Audio IC s Pin 15 of IC500 Bclk Pin 20 of IC500 LRclk Pin 23 24 of IC500 I2C_SD...

Page 50: ...rts Main Board_Front 1 4 2 CN400 3 Detail 1 R520 Bottom side COMP2_AV2_SR_IN 2 Pin 20 LRclk Pin 23 24 I2C_SDA SCL Pin 15 Bclk 3 CN401 Speaker jack 4 OP400 Optical CN2101_IRB Monitor out_Sound 4 23 4 T...

Page 51: ...Waveforms 1 MCLK LRCLK PCM_I2C_DATA 1 MCLK LRCLK PCM_I2C_DATA 2 Speaker Monitor OUT SPDIF OUT 2 Speaker Monitor OUT SPDIF OUT 4 24 4 Troubleshooting...

Page 52: ...SDC SDC Code BN95 01798A BN95 01799A Spec CY VH055FGLV1V CY VH065FGLV1V SMPS BOARD Vendor HANSOE HANSOE Code BN44 00781A BN44 00782A Spec L55C4_EHS L65C4_EHS MAIN BOARD Chassis Ass y BN91 13483A BN91...

Page 53: ...SUCCESS CALIB AV COMP PC HDMI Option xxxx US 72xx NONE DTP SDAL NT14U ATSC xxxx xxxx RFS NT14U 0166 K 0 201x xx xx KERNEL 159 1250 Onboot 0100 1 DTP DTVTD 4631 0028 Backend NT72324 FW 0xx Ldc 0xx TCO...

Page 54: ...IDA Language_Arabic US Region PANEURO PnP Language ENG WIFI REGION E OTN Support ON OTA Support General MediaPlay DLNA TTX ON China HD OFF NT Conversion OFF Num of DTV DECODER 2 Num of AV 2 Num of COM...

Page 55: ...Flip FRC HV Flip Light Effect OFF e Pop Default ON CAMERA Support OFF NETWORK Support Int Wifi EcoSensor Support ON 3D Support OFF BT Support ON BT ADDRESS 508569b1285e HP LINE Smart Control Support...

Page 56: ...NG_PSI_UPDATE ECO Standby OFF Fast Logo Delay 0 Num of PANEL KEY 6 Panel Detail 0 Panel Init Time 250 Tcon Init Time 460 WRITE MAC Address Control Factory Menu Name Data Range EDID EDID ON OFF OFF EDI...

Page 57: ...erver OFF SWU Reset SWU Duration OFF SWU Fail Test OFF OPTION_NUM Num of ATV 1 Num of SVIDEO 0 Num of PC 0 Num of DVI 0 Num of OPTICAL Link 1 Num of MEDIA 1 Num of Tuner 1 Num of ISP 1 Num of HDMI SW...

Page 58: ...anet Thread 2 ACM_MC OFF Support MiniBrowser OFF HotkeyList 7K_NON_3D PDP Option Pixel Shift Test OFF Logic SW 0 Panel Temperature 0 LOGIC Waveform Day 0 Logic CheckSum 0 MRT 0 SAPC Timer APC Speed Ho...

Page 59: ...scale 0x48h BTSC Mono Prescale 15 BTSC stereo Prescale 29 BTSC SAP Prescale 29 A2Ident High THID 36 A2Ident Low THID 9 Pilot Level High Thld 0x0Fh Pilot Level Low Thld 0x08h Carrier2 Amp High THID 4 C...

Page 60: ...x 2 Lipsync CheckSum NG 0x5248 Lipsync USB Test Ready Lipsync BT CheckSum OK 0x0000 Debug Factory Menu Name Data Range Spread Spectrum LVDS Spread OFF DDR Spread ON Period 20K Amplitude 0 1 HD SSC ON...

Page 61: ...me 6ms CI 1 3 OFF FRC FRC FDISPLAY ON OFF 0 3D FDISPLAY ON OFF OFF PC Mode ON OFF OFF Home Panel FRC OFF DDR Test OFF Tuner Margin 10 MPEG Margin 100 H 264 Margin 100 CAM Wait Time TS Clock deldy 0 TC...

Page 62: ...Type TPS Lock RS Lock SSI SQI Firmware Version ISDB T FFT Size_1 Guard Interval_1 Freq Offset_1 SNR_1 IF AGC_1 TMCC Lock_1 TS Packet_1 Master Lock_1 A_Modulation_1 A_Code Rate_1 A_Timer InterLeave_1...

Page 63: ...Back OFF LAN Test AV Audio Test AV2 Audio Test DVIN Audio Test CVBS Test CVBS2 Test COMP Test USB HUB Test HDMI Test SCART Audio Test SCART CVBS Test SCART RGB Test PC Audio Test PC Self Test CPU DDR...

Page 64: ...View 0 Delete Log Debug Log Down RM log transmission OFF ER Count WD Count 0 Power Fail Count 236 AR Count 0 WIFI ER Count 0 WIFI NO DETECTION COUNT 0 WIFI DETACCHMENT COUNT 3 BT ER Count 0 BT NO DET...

Page 65: ...UPGRADE Failure Jump Upgrade Failure IR Blaster Upgrade Failure IR Blaster delay time 50 CPLD Download LDC PROFILE UPGRADE Failure Pic Data USB Update 0 Audio Data USB Update 0 Eco Data USB Update VE...

Page 66: ...lure SPI VERSION 0x2025 DVB CI TS Clock delay TC 0 TS Clock delay S 0 CI Control Buf On ON TS Clock delay CPU 1 Test Pattern Pattern Sel OFF Logic Pattern Sel Logic Level Sel FRC Pre Test Pattern 0 FR...

Page 67: ...NAL ADC WB Factory Menu Name Data Range ADC AV Calibration Comp Calibraion 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...

Page 68: ...ain WB_N_B_Gain MGA MGA On Off OFF R1_Gain G1_Gain B1_Gain R2_Gain G2_Gain 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_Ga...

Page 69: ...Factory Menu Name Data Range B10_Gain Advanced 4 42 4 Troubleshooting...

Page 70: ...Adjust Specification Source Setting Mode Pattern Use Equipment HDMI 1280 x 720 60 Hz Pattern 24 Chess Pattern CA210 Master MSPG925 Generator Chess Pattern Use other equipment only after comparing the...

Page 71: ...level menu 7 You can see the change of the Comp Calibration status from Failure to Success 8 Method of Color Calibration PC Apply the VESA XGA Lattice N0 21 pattern signal to the PC IN port 1 Press t...

Page 72: ...Mode 1 Select 2 ADC WB menu Select 3 White Balance menu Option Control Debug SVC ADC WB Advanced White Balance Low Light Sub Brightness R offset G offset B offset Hight Light Sub Contrast R gain G ga...

Page 73: ...ntrol None Description of RS232C Pin Name Full Name Pin Name Full Name Pin Name Full Name 1 CD Carrier Detect 4 DTR Data Terminal Ready 7 RTS Request To Send 2 RxD Received Data 5 GND Signal Ground 8...

Page 74: ...2 Cmd3 Value Input Source List TV TV 0x0a 0x00 0x00 0x00 AV AV1 0x01 0x00 AV2 0x01 AV3 0x02 S Video S Video1 0x02 0x00 S Video2 0x01 S Video3 0x02 Component Component1 0x03 0x00 Component2 0x01 Compon...

Page 75: ...Darker 0x02 Darkest 0x03 Dynamic Contrast Off 0x01 0x00 Low 0x01 Medium 0x02 HIgh 0x03 Shadow Detail 2 2 0x02 2 2 Gamma 3 3 0x03 3 3 RGB Only Mode Off 0x05 0x00 Red 0x01 Green 0x02 Blue 0x03 Color Sp...

Page 76: ...Normal Standard mode Warm1 0x02 Warm2 0x03 Digital Noise Filter Off 0x02 0x00 Low 0x01 Medium 0x02 High 0x03 Auto 0x04 Auto Visualization 0x05 MPEG Noise Filter Off 0x03 0x00 Low 0x01 Medium 0x02 High...

Page 77: ...Reset Picture Reset Picture 0x0b 0x0b 0x00 0x00 3D 3D Mode Off 0x0b 0x0c 0x00 0x00 2D 3D 0x01 Side By Side 0x02 Top Bottom 0x03 Line By Line 0x04 Vertical Line 0x05 Checker BD 0x06 Frame Sequence 0x07...

Page 78: ...0 Dialog Clarify X9 On 0x01 Preferred Language English 0x04 0x00 0x00 Spanish 0x01 French 0x02 Korean 0x03 Japanese 0x04 Multi Track Sound Mono 0x05 0x00 0x00 Stereo 0x01 SAP 0x02 Auto Volume Off 0x06...

Page 79: ...0 100 0xf0 0x01 0x00 0x00 Mute On Off 0xf0 0x02 0x00 0x00 Channel Number 0xf0 0x03 0x00 0x00 Source TV AV HDMI 0xf0 0x04 0x00 0x00 Picture Size 0xf0 0x05 0x00 0x00 3D On Off 0xf0 0x06 0x00 0x00 Pictur...

Page 80: ...pdate while the TV is in Standby Mode CAUTION Do not turn off the TV during the Software Update It may cause the TV to malfunction Online To update your TV using the Online method follow these steps M...

Page 81: ...list On the page that appears scroll down to and then click Downloads 4 Click Firmware in the center of the page 5 Click the ZIP button in the File column Click Send in the first pop up that appears 6...

Page 82: ...n the Background upgrade completed the update will be applied the next time the TV is used NOTE This option requires an Internet connection If you agree to the Smart Hub terms and conditions Auto Upda...

Page 83: ...Diagram 5 1 Wiring Diagram Main Board FRC T CON SMPS CN201 CN1200 CN401 B T CN2701 Function Wi Fi SPEAKER CN2700 SPEAKER Power cord LVDSCable LeadCable SpeakerCable Jog wifi IR Speaker Speaker B T Ma...

Page 84: ...SH SPI TS_Parallel 1 TS_Serial 0 SW PCM_CONTROL BUFFER PCM_CONTROL eMMC NAND 4GB PCM_NAND_IO 0 7 DDR3 I F DDR3 512MB EEPROM 24C512 EEPROM 24C256 I2C DDR3 512MB Rouge MN864778 PANASONIC I2C I2S AMP DRV...

Page 85: ...am 5 2 Connector Main Board 1 CN201_7K2 3 CN2701 2 CN2700 6 CN1902 7 CN1901 8 CN1900 9 CN3000 10 OP400 11 CN700 12 CN701 13 CN801 4 CN401 5 CN1200 14 CN800 17 CN1800_LAN 19 CN502 16 CN1201_RS 15 CN210...

Page 86: ...19 GND 45 PANEL_13V_PW 20 FRC_H_TX _VBY1 46 PANEL_13V_PW 21 FRC_H_TX _VBY1 47 PANEL_13V_PW 22 GND 48 PANEL_13V_PW 23 FRC_H_TX _VBY1 49 PANEL_13V_PW 24 FRC_H_TX _VBY1 50 PANEL_13V_PW 25 GND 51 PANEL_1...

Page 87: ...A_DDC 7 HDMI1_RX0 17 GND 8 GND 18 HDMI1_5V 9 HDMI1_RX0 19 HDMI1_HOT_PLUG 10 HDMI1_RXCLK 12 CN701 to HDMI2 1 HDMI2_RX2 11 GND 2 GND 12 HDMI2_RXCLK 3 HDMI2_RX2 13 CEC 4 HDMI2_RX1 14 ARC2_SIGLE 5 GND 15...

Page 88: ...D 6 RX _LAN 3 TX _LAN 7 NC 4 RX _LAN 8 GND 18 CN500_AV2 1 TEST_SR 5 SC_SL_IN 2 SC_SR_IN 6 GND 3 GND 7 IDENT_AV2 4 TEST_SL 8 SC_CVBS_IN 19 CN502 to Component AV 1 GND 9 TEST_PR 2 COMP2_Y_CVBS 10 GND 3...

Page 89: ...ring Diagram 5 3 Connector Functions Connector Function CN201_7K2 CNM803 Supply main power and dimming signal from IP board to Main Board CN2700 CON_51P_2G The LVDS signal transfered from Main Board t...

Page 90: ...TION Function Main Code 55 BN39 01773W 41P BN96 30261U BN39 01891R 51P BN96 30262M 65 BN39 01773V 41P BN96 30261V BN39 01891Q 51P BN96 30262N NOTE The part code for some cables may differ depending on...

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