Samsung UN46D7000LFXZP Service Manual Download Page 91

Page: 91 / 96

4-59

4. Troubleshooting

ITEM

LOCATION

CODE

VIEW

HEADER-BOARD TO CABLE

CN301

3711-007319

HEADER-BOARD TO CABLE

CN701

3711-007571

JACK-MODULAR

CN1701

3722-003199

CONNECTOR-DSUB

CN401

3701-001724

CONNECTOR-HDMI

CN601

CN604

CN618

CN602

3701-001736

CONNECTOR-OPTICAL

OP401

3707-001104

JACK-USB

CN1501

CN1502

CN1503

3722-003044

ASSY PCB MAIN

46" : BN94-04251A

55" : BN94-04251B

Summary of Contents for UN46D7000LFXZP

Page 1: ...SERVICE Manual TFT LCD TV Contents 1 Precautions 2 Product specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 Wiring Diagram Chassis U53A Model UN46D7000LF UN55D7000LF UN46D7000LF UN55D7...

Page 2: ...ew Functions Explanation 2 6 2 6 Accessories 2 22 3 Disassembly and Reassembly 3 1 3 1 Disassembly and Reassembly 3 1 4 Troubleshooting 4 1 4 1 Troubleshooting 4 1 4 2 PD BOARD DIAGNOSIS 4 27 4 3 Alig...

Page 3: ...nual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 2011 Samsung Electronics Co Ltd All rights reserved P...

Page 4: ...an National Standards Institute ANSI C101 1 Leakage Current for Appliances and Underwriters Laboratories UL Publication UL1410 59 7 With the unit completely reassembled plug the AC line cord directly...

Page 5: ...strument s ground lead last 1 3 Electrostatically Sensitive Devices ESD Precautions Some semiconductor solid state devices can be easily damaged by static electricity Such components are commonly call...

Page 6: ...t from being exposed 4 to moisture Otherwise it may cause a fire or electric shock Make sure to turn the power off and unplug the power cord from the outlet before repositioning the product Also check...

Page 7: ...1 04 23 87 43 1 04 25 71 With Stand 41 27 10 89 26 89 43 11 99 28 6 55 Without Stnand 48 53 1 17 27 84 50 52 1 04 32 9 With Stand 48 53 12 18 30 99 50 52 11 99 30 Weight lbs 46 Without Stnand 27 55 37...

Page 8: ...Vertical 40 08189 x 2 546063 inches 1018 08 H x 572 67 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 150 W Under 0 1 W Stand by Dimensions Set W x D x H 41 27 x 10 89 x 2...

Page 9: ...7 622047 x 26 787402 inches 1209 6 H x 680 4 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 160 W Under 0 1 W Stand by Dimensions Set W x D x H 48 8 x 12 2 x 31 13 inches_w...

Page 10: ...tand 43 x 1 04 x 25 71 inch _without stand 55 50 52 x 11 99 x 32 90 inch _with stand 50 52 x 1 04 x 30 0 inch _without stand Weight lbs kg 46 31 75 Ibs 14 4 kg _with stand 27 55 Ibs 12 5 kg _without s...

Page 11: ...r 2 4 1 UD7000 Model Name UN46D7000LF UN55D7000LF Panel Vendor AML AML CODE BN95 00439A BN95 00440A SPEC LTJ460HQ01 LTJ550HQ01 SMPS Vendor SEM SEM CODE BN44 00427A BN44 00428A SPEC PD46B2_BSM PD55B2_B...

Page 12: ...ults for a variety of areas Full Browser PC s Web browser such as access to common web site content and applications so you can see 10 Internet TV Internet TV Media Player content button configured se...

Page 13: ...type of diverse content It s all integrated to guide you to easier diverse entertainment choice Control your entertainment life with easy and simple user friends UI Access to driverse Apps that are ad...

Page 14: ...internet websites 6 Pointer mode If User select yellow color key on Tab mode Change to pointer mode User can select and control data that can not be selected on Tab mode ex Volume button on Flash con...

Page 15: ...ntrol during TV viewing or using other App Supported four catecories Your Movie recommended movie or TV program Top Application popular Application list Top Searched popular searsh list Search History...

Page 16: ...Allows Blocks the devices Delete Deletes the devices from the list N This function only deletes the name of the device from the list If the deleted device is turned on or tries to connect to the TV i...

Page 17: ...first time a device accesses your TV through the media function a warning popup window appears Press the ENTERE button to select Allow This permits the phone to access the TV freely and use the Media...

Page 18: ...ing TV If some other function is activating SMS message will show up in small icon You need to finish the function and exit to Watching TV mode in order to display SMS message in large window Received...

Page 19: ...phone When I play a video through Connected Home I get intermittent picture loss An 801 11b g bandwidth network is used between a cell phone and a sharing device There may be frequent buffering for H...

Page 20: ...he ScreenShare Client s IP address must be the same 10 88 83 as that of the DTV and the subnet mask and gateway address must be the same as the DTV If the IP address of the DTV is 10 88 83 4 and the s...

Page 21: ...t XML SAMI smi HTML SubRip srt string based SubViewer sub string based Micro DVD sub or txt string based Supported Video Formats File Extention Container Video Codec Resolution Frame rate fps Bit rate...

Page 22: ...a standard bit rate frame rate above the compatible Frame sec listed in the table above Video Decoder Audio Decoder Supports up to H 264 Level 4 1 H 264 FMO ASO RS VC1 SP MP AP L4 and AVCHD are not s...

Page 23: ...half resolution HDMI USB DTV VOD PC 3D Broadcasting Format Line by Line In 1 frame every horizontal line Left and Right image in turn Vertically half resolution PC 1 MPEG encoding impossible 2 Only i...

Page 24: ...lution HDMI 1 4a M2TS 3D All Resolution N If the resolution is below 1920 x1080 PC Format LL VS ChBD and USB photo support only original size The edge of the Side by Side and Top Bottom images are pro...

Page 25: ...he network test screen appears and network setting is done 5 Place the AP in a desired location 6 Network Settings Plug Access Plug Access function lets you connect your Samsung wireless Router to Sam...

Page 26: ...t to the sharing 3 device using option 1 or 2 check the settings of the sharing device to see if the DHCP server function on the sharing device is enabled If disabled activate the function For details...

Page 27: ...fail If the IP address subnet mask and gateway were typed in manually check that valid values were entered For example 0 0 0 0 is not valid for an IP address subnet mask or gateway address If the IP...

Page 28: ...ode No Remark Warranty Card Registration Card Safety Guide Manual Not available in all location Samsung Electronics Service center Cleaning Cloth BN63 01798B Holder Wire stand BN61 05596A Holder Ring...

Page 29: ...tion when handling these components 3 1 Disassembly and Reassembly Cautions 1 Disconnect the LED TV from the power source before disassembly 2 Follow these directions carefully never use metal instrum...

Page 30: ...and remove the rear cover Caution Becareful when you lift up the rear cover It s really sharp 4 Remove the screws of middle cover 6001 002621 M4 L8 Tapping 5 Lift up and remove the middle cover Cauti...

Page 31: ...iption Picture Description Screws 6 Remove the Speakers R L 7 Remove the Wi Fi Module 6001 002653 M3 L6 Machine 8 Remove the screws of Main Board 6001 002653 M3 L6 Machine Caution Disconnect all cable...

Page 32: ...Picture Description Screws 9 Remove the screws of IP board Remove the IP board 6001 002653 M3 L6 Machine 10 Remove the T CON Bracket 6001 002653 M3 L6 Machine Panel 46 55 Reassembly procedures are in...

Page 33: ...faster than nomal booting a replace the T Con board Distorted Picture Check the inner patterns b For All mode GenoaP Napoli Pre Napoli post Piocture Problem OK OK OK NG Main board or Signal Source NG...

Page 34: ...in Board Yes Can you see Digital Channel broadcast No Replace the Main Board Check the Power Cord Yes No No is any sound of TV when RF signal connected Yes A5V appear at the pin 4 of CN201 Yes Check L...

Page 35: ...ound HDMI4 HDMI3 HDMI2 HDMI1 Component IC801 IC Video decoder OPTICAL CN301 Speaker CN1201 Function CN1601 LVDS Wi Fi CN201 Power D sub RF LAN Audio L R CVBS IC1202 IC Video process IC2002 IC encoder...

Page 36: ...the sound of relay on Yes No Check a connection power cable Change 28p cable Change Main Power Assy Check a other function No picture part Replace a LCD Panel No No No No No No No Check the backlight...

Page 37: ...4 5 4 Troubleshooting Location Main B D C A Detail A IC207 IC202 B PIN11 B13V PIN7 B18VS PIN1 B5V PIN4 A5V C IC203 D IC201...

Page 38: ...aution Make sure to disconnect the power before working on the PD board Diagnostics Change the PC cable Change the main PCB assembly No Yes Does the digital data appear at output of IC6001 No Yes Chec...

Page 39: ...4 7 4 Troubleshooting Location Main B A Detail A CN401 B IC801...

Page 40: ...4 8 4 Troubleshooting WAVEFORMS 1 PC input V sink H sink R G B 2 LVDS output...

Page 41: ...perly Change the IC1201 or the main PCB assembly Please contact Tech support First of all check the setting of the external device And then check the HDMI cable If the problem still occurs replace the...

Page 42: ...4 10 4 Troubleshooting Location Main B C A Detail A IC1202 B IC601 C CN1601...

Page 43: ...4 11 4 Troubleshooting WAVEFORMS 1 PC input V sink H sink R G B 2 LVDS output...

Page 44: ...fore working on the PD board Diagnostics Input the HDMI signal properly Change the IC1001 or the main PCB assembly Please contact Tech support Change the TU701_HN or the main PCB assembly No No No No...

Page 45: ...4 13 4 Troubleshooting Location Main B C A Detail A IC1202 B TU701_HN C CN1601...

Page 46: ...4 14 4 Troubleshooting WAVEFORMS 1 CVBS OUT Grey Bar 2 LVDS output...

Page 47: ...ower before working on the PD board Diagnostics Input the RF source properly Change the IC1001 or the main PCB assembly Please contact Tech support Change the TU701_HN or the main PCB assembly No No N...

Page 48: ...4 16 4 Troubleshooting Location Main B C A Detail A IC1202 B TU701_HN C CN1601...

Page 49: ...4 17 4 Troubleshooting WAVEFORMS 1 LVDS output 2 CH_CLK CH_VALID...

Page 50: ...onnect the power before working on the PD board Diagnostics Input the video source properly Change the IC1202 or the main PCB assembly Please contact Tech support Change the CN506_UBA or the main PCB...

Page 51: ...4 19 4 Troubleshooting Location Main B C A Detail A IC1202 B R528 C CN1601...

Page 52: ...4 20 4 Troubleshooting WAVEFORMS 1 CVBS OUT Grey Bar 2 LVDS output...

Page 53: ...g on the PD board Diagnostics Input the component source properly Change the IC1202 or the main PCB assembly Please contact Tech support Change the CN404 or the main PCB assy No No No No Yes Yes Yes P...

Page 54: ...4 22 4 Troubleshooting Location Main B C A Detail A IC1202 B CN404 CN444 R437 R442 C CN1601...

Page 55: ...4 23 4 Troubleshooting WAVEFORMS 1 Compnent_Y Gray scale Pb Pr Color bar 2 LVDS output...

Page 56: ...1202 Change the Main Assy Check IC302 IC1202 Change the Main Assy No No No Yes Yes Yes Check the source and check the connection of sound cable Comp PC DVI to HDMI Replace speaker Input the sound sour...

Page 57: ...4 25 4 Troubleshooting Location Main B D C A Detail A IC1202 B IC302 C C414 C409 CN404 CN402 C412 C410 D C506 CN506_UBA C508...

Page 58: ...4 26 4 Troubleshooting WAVEFORMS 1 MCLK LRCLK PCM_I2C_DATA 2 Speaker Monitor OUT SPDIF OUT...

Page 59: ...BD201 B18VS BD206 GND BD205 B5V BD204 B5V BD202 SW_Power_Out BD203 A5V Maximum distance from TV that 3D glass operates according to the angle 11m at 0 1 4 m a t 5 5 9m at 30 10m at 15 6 m a t 4 5 Eve...

Page 60: ...ng is essential 3 Avoid overload Excessive signal from a sweep generator might overload the front end of the TV 4 When inserting signal markers do not allow the marker generator to distort test result...

Page 61: ...ntrol INFO Factory Some items are not available without a factory remote Option Contro SVC Expert ADC WB Advanced T GAPAUSC xxxx T GAPAUSS1 xxxx EDID SUCCESS CALIB AV O COMP O PC O HMDI O Option xxxx...

Page 62: ...y USA Front Color W Milky Control Factory Menu Name Data Range Remark EDID EDID ON OFF Off EDID WRITE ALL EDID WRITE HDMI EDID WRITE PC HDMI EDID Ver HDMI EDID Port Sub Option Region USA PnP Language...

Page 63: ...FF 3D Support ON Gemstar Support OFF WSS Support ColorSpace Support RGB Type OTA Support OFF OTA Duration Test OFF Alternate Del OFF OTN OTN Server Type operating OTN Test Server OFF OTN Support ON OT...

Page 64: ...PN A CTRL_OFFSET_0_3 0 A CTRL_OFFSET_D 0 B CTRL_OFFSET_0_3 0 B CTRL_OFFSET_D 0 H 264 Margin 8 MPEGMargin 1000 TunerMargin 10 SST Y0 TH 218 Y1 TH 150 Y2 TH 122 Y3 TH 105 Y4 TH 78 Y5 TH 62 Y6 TH 34 Y7 T...

Page 65: ...PE PANEL TEMPERATURE LOGIC SW VERSION LOGIC SW CHECKSUM SAPC TIMER APC SPEED Real 100 Hz Support PLG_SHOP Shop Option Shop Mode OFF Exhibition Mode OFF 3D_Emiton ON 3D_EmitShowMoe OFF 3D_GLASS PULSE_S...

Page 66: ...MP PEQ Test Ready AMP PEQ Dump SPDIF PCM Level 9 DNSe IP Test Ready DNSe IP CheckSum 0x0000 Config Option Num of ATV 1 Num of DTV 2 Num of AV 0 Num of SVIDEO 1 Num of COMP 4 Num of HDMI 1 Num of PC 0...

Page 67: ...HDMI CTS Cnt1 0 HDMI 3D Det 1 TMDS_EQ2_Boost 1 TMDS_EQ2_Gain 0 TMDS_PLL_Loop 3 TMDS_CPREG_BLEED 1 HDMI EQ AUTO HDMI EDID CTRL Type Combine DVI SET TIME 300ms Type Of PANEL KEY Vertical LD CTRL SELECT...

Page 68: ...Post Test Pattern 0 Napoli FDISPLAY ON OFF OFF Napoli PC Mode ON OFF OFF HDMI WB Pattern OFF HDMI Pattern Sel 0 GenoaS FRC Post Test Pattern 0 GenoaS FRC FDISPLAY ON OFF OFF GenoaS FRC PC Mode ON OFF...

Page 69: ...MICOM UPGRADE Temp Last Temp Read DDC Version 0x40519 DDC_CHK_SEL 0 DDC_Check_Total 0x0 IR_ON_OFF 0xaa BT ADDRESS ON BT UPGRADE SVC Reset Expert Factory Menu Name Data Range Remark N D ADJ Source ADC...

Page 70: ...Delta 2 ADC Result 1st_Y_GH 248 1st_Y_GL 245 1st_Cb_BH 1st_Cb_BL 1st_Cr_RH 1st_Cr_RL 2nd_R_L 131 2nd_G_L 131 2nd_B_L 131 2nd_R_H 107 2nd_G_H 107 2nd_B_H 107 White Balance Sub Brightness 128 R Offset 1...

Page 71: ...Skin_UV N_Sub_Gamma Color Gamut LFUNC_TH1 LFUNC_TH2 LFUNC_TH3 LFUNC_OUT2 LFUNC_OUT3 LFUNC_OUT4 LFUNC_OUT5 UFUNC_TH1 UFUNC_TH2 UFUNC_TH3 UFUNC_OUT2 UFUNC_OUT3 UFUNC_OUT4 UFUNC_OUT5 PPHC_Red PPHC_Green...

Page 72: ...ie Color Movie Sharpness Movie Tint Movie Backlight Movie Gamma M_Sub_Gamma HDMI Black Level SubSetting Gamma 0 95 PWM Max PWM Mid PWM Min Contrast Dimming 7 5 IRE NTSC 7 5 IRE OFFSET 48Hz Enable Peak...

Page 73: ...ness Standard Color Standard Tint Standard Backlight 3D Contrast 3D Brightness V_3D PWM Delay_60 V_3D ANA Delay_60 V_3D PWM Delay_50 V_3D ANA Delay_50 Motion plus Delay Home Delay Shop Delay CH_VDEC A...

Page 74: ...ECAM_DK SECAM_L NTSC_358 NTSC_443 AV_PAL AV_PAL_M AV_PAL_N AV_SECAM AV_NT358 AV_NT443 AV_PAL60 CH_DP BD_MAX_PERCENT_X BD_MAX_PERCENT_Y BD_DETAIL_AMT_MAX BD_TOUCH_SUPP BD_TOUCH_SUP_INV DR_SIGMA_FIL_GAI...

Page 75: ...PRE_CORING_V POST_CORING Pre_TOT Post_TOT SH Sub Color Sharpness_LNA S1_Pre_GainH1 S1_Pre_GainH2 S1_Pre_GainH3 S1_Pre_GainV1 S1_Pre_GainV2 S1_Pre_GainV3 S1_Post_GainH1 S1_Post_GainH2 S1_Post_GainH3 S...

Page 76: ...PE2 S2_Post_GainPV1 S2_Post_GainPV2 S3_Pre_GainH1 S3_Pre_GainH2 S3_Pre_GainH3 S3_Pre_GainV1 S3_Pre_GainV2 S3_Pre_GainV3 S3_Post_GainH1 S3_Post_GainH2 S3_Post_GainH3 S3_Post_GainV1 S3_Post_GainV2 S3_Po...

Page 77: ...W 3D EmitOn EmitStartPosi60 EmitStartPosi50 EmitStartPosi48 3DSyncVstart60 3DSyncVend60 3DSyncVstart50 3DSyncVend50 3DSyncVstart48 3DSyncVend48 2D3D Focus 2D3D Depth1 2D3D Depth2 2D3D Depth3 2D3D Dept...

Page 78: ...Margin_2X_H HMVSRMargin_2X_M HMVSRMargin_2X_L VMVSRMargin_2X HSADPercentT1_2X HSADPercentT2_2X HMVSRMargin_FILM_H HMVSRMargin_FILM_M HMVSRMargin_FILM_L VMVSRMargin_FILM HSADPercentT1_FILM HSADPercentT...

Page 79: ...eo_Judder_High Hangup Detection Q LVDS Sequence Q LVDS Format Q LVDS bit width PC_Mode_OnOff FRCQ Fallback SensD_Film_Low SensD_Film_Medium SensD_Film_High Rel_Start_Film Rel_Slope_Film H_Len_Start_Fi...

Page 80: ...Setting Mode 1280 x 720 60Hz 3 Pattern Pattern 24 Chess Pattern Chess Pattern 4 Use Equipment CA210 Master MSPG925 Generator Use other equipment only after comparing the result with that of the Master...

Page 81: ...tatus from Failure to Success Method of Color Calibration PC 1 Apply the VESA XGA Lattice N0 21 pattern signal to the PC IN port 2 Press the Source key to switch to PC mode 3 Enter Service mode 4 Sele...

Page 82: ...advise you to to write down your settings so that you can easily reset them after the upgrade The displayed menu may differ depending on the model By Online Upgrades the software using the Internet Fi...

Page 83: ...ta Bit 8 bit Parity None Stop Bits 1 Flow Control None 2 Description of RS232C Pin Name Full Name 1 CD Carrier Detect 2 RxD Received Data 3 TxD Transmitted Data 4 DTR Data Terminal Ready 5 GND Signal...

Page 84: ...Ch Direct 0x04 Continuous Up 0x03 0x00 0x01 0x00 Down 0x02 0x00 Control Item Cmd1 Cmd2 Cmd3 Value Input Source List TV TV 0x0a 0x00 0x00 0x00 AV AV1 0x01 0x00 AV2 0x01 AV3 0x02 S Video S Video1 0x02 0...

Page 85: ...one 0x07 0x00 0x00 0x01 0x02 0x03 Dynamic Contrast Off 0x01 0x00 Low 0x01 Medium 0x02 HIgh 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...

Page 86: ...0x02 0x00 Low 0x01 Medium 0x02 High 0x03 Auto 0x04 Auto Visualization 0x05 MPEG Noise Filter Off 0x03 0x00 Low 0x01 Medium 0x02 High 0x03 Auto 0x04 HDMI Black Level Normal 0x04 0x00 Low 0x01 Film Mod...

Page 87: ...f 0x05 0x00 Message Notice 0x01 On 0x02 Control Item Cmd1 Cmd2 Cmd3 Value Sound SRS TheaterSound Genoa Standard 0x0c 0x00 0x00 0x00 Sound Mode X6 Music 0x01 Movie 0x02 Clear Voice 0x03 Amplify 0x04 Eq...

Page 88: ...Speaker Select TV Speaker 0x07 0x00 0x00 External Speaker 0x01 Sound Select Main 0x08 0x00 0x00 Sub 0x01 Sound Reset Sound Reset 0x09 0x00 0x00 KEY Key Generation 0x0d 0x00 0x00 refer to the table of...

Page 89: ...ing 4 10 Rear Cover Dimension 46 Cover MEDDLE Rear Dimmension 55 Cover MEDDLE Rear Dimmension Cover Rear Area UD7000 40 46 55 Wall Mount A X B C X D 200 x 200 400 x 400 400 x 400 358 0 x 114 2 324 2 x...

Page 90: ...ode ITEM LOCATION CODE VIEW HEADER BOARD TO BOARD CN201 3711 007739 CONNECTOR FPC FFC PIC CN1601 3711 005925 JACK PHONE CN402 CN502 CN507_US 3722 003158 JACK PHONE CN506_UBA 3722 003208 JACK PHONE CN4...

Page 91: ...7319 HEADER BOARD TO CABLE CN701 3711 007571 JACK MODULAR CN1701 3722 003199 CONNECTOR DSUB CN401 3701 001724 CONNECTOR HDMI CN601 CN604 CN618 CN602 3701 001736 CONNECTOR OPTICAL OP401 3707 001104 JAC...

Page 92: ...A 55 BN96 16959A FUNCTION IR 3D Board BN96 18099A Touch function BN96 18232E BT RF Module BN96 17107B Lead connector Function IR 3D BT RF Module 46 BN39 01480C 55 BN39 01480E Lead connector Wi Fi Modu...

Page 93: ...5 Wiring Diagram 5 1 Wiring Diagram Main Board T CON SMPS SPEAKER SPEAKER CN505 CN201 CN1601 CN1201 CN301 Power cord BT IR Function CMN805 CON3 CN801S CN1 Wi Fi 5 1 5 Wiring Diagram...

Page 94: ...MI1_RX0 16 HDMI1_RX0 8 GND 17 GND 9 HDMI1_RX0 18 HDMI1_RX0 CN603 to HDMI2 1 HDMI2_RX2 10 HDMI2_RXCLK 2 GND 11 GND 3 HDMI2_RX2 12 HDMI2_RXCLK 4 HDMI2_RX1 13 HDMI_CEC 5 GND 14 GND 6 HDMI2_RX1 15 HDMI2_D...

Page 95: ..._Y_AV1 6 GND 3 COMP_PB 7 IDENT_COMP 4 IDENT_AV1 CN401 to Function IR 1 IR 10 USB_BT_DM 2 FRAME_SYNC_IN 11 ENTER_INPUT 3 GND 12 GND 4 EMITTERSYNC 13 A3 3V 5 A3 3V 14 BLUETOOTH_NRESET 6 GND 15 A5V 7 MSC...

Page 96: ...CN201 CNM802 Supply power from SMPS to Main Board CN1601 CN505 The LVDS signal transfered from Main Board to Panel 5 4 Cables Use Main SMPS Main Tcon Code 46 BN39 01478B 55 BN39 01479A 46 BN96 17116J...

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