Samsung PS42D5SX/XEC Service Manual Download Page 39

Page: 39 / 126

Circuit Description

13-18

Samsung Electronics

2) Y-Main

CN5003

- Power

CN5004

- Signal

CN5001

CN5002

CN5503

- Panel

CN5502

- Panel

CN5501

- Panel

CN5403

- Panel

CN5402

- Panel

CN5401

- Panel

CN5504

185mm

310mm

CN5404

CN5005

CN5006

1. Vs
2. Vs
3. NC
4. GND
5. NC
6. Vset
7. NC
8. GND
9. Vscan
10. GND
11. VCC
12. VDD

Summary of Contents for PS42D5SX/XEC

Page 1: ...A P Puccini_42D5 Model PS42D5SX XEC PS42D5SX XSG PS42D5SX XTL PLASMA DISPLAY TV FEATURES DTV Ready PDP TV 2 Way 4 Speakers 1 HDMI input Slim line design Energy Saving 12 Bit image processing 687 billi...

Page 2: ...Mode 3 2 3 3 Factory Data 3 3 3 4 Service Adjustment 3 8 3 5 Software Upgrade 3 10 3 6 Replacements Calibration 3 14 Chapter 4 Exploded View Part List 4 1 PS42D5SX XEC 4 1 4 2 PS42D5SX XSG 4 2 4 3 PS4...

Page 3: ...wer IR 10 3 Chapter 11 Operation Instruction Installation 11 1 Product Features and Functions 11 1 11 2 New Features 11 6 11 3 Installation Notes and Precautions 11 8 Chapter 12 Disassembly Reassembly...

Page 4: ...Main Board replace ATM Channel fixing and White Balance adjustment 2 Main SMPS Board replace Vs Va Voltage check and adjust 5 DC DC SMPS Board replace Output voltage check and adjust 6 Logic Board rep...

Page 5: ...RVICE MODE DISPLAY State The firmware version is subject to change without notice 4 Buttons operations within Service Mode Factory AIR 10 White Balance uPD64083 ADV7402 Main SDP51 MST9883 ADV7402 Sub...

Page 6: ...Language English Osd language 11 Auto FM OFF ON OFF 12 High Deviation Off ON OFF 13 TTX On ON OFF 14 TTX List Flop Flop List 15 TTX TOP Off ON OFF 16 TTX Group Auto Language TTX language 17 TTX Level...

Page 7: ...0 255 148 128 128 128 3 White Balance 4 SVP EX No Item Range Initial Value Remark 1 Y Filter 0 255 80H 2 0 255 80H 3 0 255 80H 4 0 255 80H 5 0 255 80H ComB Filter Peaking No Item Range Initial Value R...

Page 8: ...B Gain 00 255 FEh E9h FEh 11 Analog PR R Gain 00 255 FEh E9h FEh 12 Black Level Setting 00 255 00h 13 Brightness SVP 0 255 00h No Item Range Initial Value 1 HTC 00 255 2 2 ATVT 00 255 1 3 LUFI 00 255...

Page 9: ...V NTSC4 43 00 255 102 13 AV PAL60 00 255 119 8 Adjust No Item Range TV AV S_Video Component PC DVI HDMI Remark 1 Video Mute Time 10 2 Melody Volume 0 20 5 3 TTX Contrast 0 100 50 4 TTX Brightness 0 10...

Page 10: ...DNIe Lite 0x0081 09 00 512 511 0 0 0 0 9 B Offset Post DNIe Lite 0x0082 09 00 512 511 0 0 0 0 10 R Gain Post DNIe Lite 0x007B 07 00 0 255 128 128 128 128 11 G Gain Post DNIe Lite 0x007C 15 08 0 255 12...

Page 11: ...LTH Manufacturer Master 2 Adjust Pattern ABL Pattern Master 925LTH 16 Pattern 3 Adjust Timing Video PAL Master 925LTH Model 2 Component 720P Master 925LTH Model 6 4 The adjustment procedures for each...

Page 12: ...Alignment Adjustment Samsung Electronics 3 9 H L Point L L Point...

Page 13: ...ronics 3 5 Software Upgrade 3 5 1 Digital Board TL945 Flash Upgrade 1 Connect one end of the RS 232C cable to the PC COM port and the other end of the cable to the PDP Service port while the power of...

Page 14: ...Alignment Adjustment Samsung Electronics 3 11 3 When the Flash Downloader is launched click the Open button 4 Select a file to be downloaded from the computer...

Page 15: ...ment 3 12 Samsung Electronics 5 After selecting a target file click the Connect button and turn the power on When the program is activated Ready click 6 Note that the power must not be turned off duri...

Page 16: ...Alignment Adjustment Samsung Electronics 3 13 7 After the download is finished the Flash Download Completed popup window opens That indicates S W upgrade is completed...

Page 17: ...Calibration 3 6 1 Voltage Adjustment When the SMPS is replaced the Va Vs voltages must be checked and adjusted to the proper levels indicated on the panel sticker Voltage Label VR514 Va adjustment VR4...

Page 18: ...Block Diagram Samsung Electronics 7 1 7 Block Diagram 7 1 Overall Block Diagram...

Page 19: ...Block Diagram 7 2 Samsung Electronics 7 2 Partial Block Diagram 7 2 1 Audio Signal Block Diagram 7 2 2 Video Signal Block Diagram...

Page 20: ...Block Diagram Samsung Electronics 7 3 7 2 3 Logic Board Block Diagram...

Page 21: ...7 4 Samsung Electronics MEMO...

Page 22: ...gnals required for operating the circuit SAA7119 sub Video Decorder The Video Decoder IC that converts the Y C and Scart RGB signals for the main screen into 10 bit digita R G B signals SIL9993 HDMI D...

Page 23: ...tton 3 OP001 The Illumination sensor that senses the quantity of light It senses the illumination and automati cally adjusts the screen brightness according to the surrounding brightness when the Powe...

Page 24: ...7 RTN 8 RTN 9 VCA 10 VCS 11 RTN 12 5 3V 13 RTN 14 5 3V 3 CN803 MAIN SMPS CN108 READY B D Pin No Signal 1 RTN 2 VT 33V 3 RTN_AMP 4 RTN_AMP 5 18V_AMP 6 18V_AMP 7 RTN 8 12V 9 RTN 10 6V 4 CN810 Main SMPS...

Page 25: ...r control circuitry and reference No single point fault shall be able to cause a sustained over voltage condition on any of all outputs The supply shall provide latch mode Over Voltage Protection as d...

Page 26: ...g STD_5V Normal Abnormal Check the U101 D108 PFC Normal Abnormal Check the U201 Q203 Q204 Power ON VA Multi Check the U501 Abnormal Abnormal Check the U601 Normal VS Normal Abnormal Check the Q401 Q40...

Page 27: ...3V 2 Vg 3 RTN 4 RTN 5 RTN 6 RTN 7 RTN 8 Va 9 Va 10 N C 11 Vs 12 Vs 4 5 CN1 CN6 DC DC SMPS CN2501 E Buffer CN2701 G Buffer Pin No Signal 1 RTN 2 N C 3 5 3V 4 N C 5 Va 2 CN2 DC DC SMPS CN5007 Y B D Pin...

Page 28: ...r Auxiliary Power Auxiliary Power Rectification Block Rectification Block Rectification Block Feedback Block Feedback Block Feedback Block Vs Input Part Vscan Output Vset Output Ve Output DC DC SMPS r...

Page 29: ...P Y MAIN BOARD BN96 02039A Y Drive Board 3 ASSY PDP P Y BUFF UPPER BOARD BN96 02040A Y Buffer Upper Board 4 ASSY PDP P Y BUFF LOWER BOARD BN96 02041A Y Buffer Lower Board 5 ASSY PDP P LOGIC BOARD BN96...

Page 30: ...data and the control signal to the E buffer board CN2076 F Adderss Buffer Connector The connector to output the address data and the control signal to the F buffer board Power Connector The connector...

Page 31: ...t the output waveform is normal using an oscilloscope Check if the waveform is the same as shown in Figure 2 by connecting the oscilloscope to the No 12 TP in Figure 1 Check if the waveform is the sam...

Page 32: ...y Check the ASIC control signal output MICOM Downloading Check that the data and control signals between DDR and ASIC are normal Check the power cord connectivity Check the fuse Check the Input Voltag...

Page 33: ...That is the pixel whose wall charge has been formed by the Address Discharge forms a Sustain Discharge vis the following Sustain pulse 2 Sustain Discharge A Sustain Discharge is a Self Sustaining Dis...

Page 34: ...Operation Power Supplied from the power board The optimal value may differ from the following a Vs 205V Sustain b Vset 195V Y Rising Ramp c Ve 100V Ve bias d Vscan 190V Scan low bias e Vnf 175V Y fal...

Page 35: ...and 2 Ve bias in the Scan section is maintained 2 Y Drive Board This is connected to the Y port part of the panel It outputs 1 Sustain voltage wave form including ERC and 2 Y Rising Falling Ramp wavef...

Page 36: ...PC output electrodes sequentially one line at a time At this time Vscan is called the Scan Bias Voltage A Vscan voltage of approximately 175 Volt Vsc_1 is supplied to the electrode lines For the other...

Page 37: ...nce 0 2 When no signal is output to the gate GND FET changes to an open circuit i e an insulator of resistance High Voltage Switching of the FET Operation 1 When no signal is applied to G1 FET1 is ope...

Page 38: ...ription Samsung Electronics 13 17 Drive Board Connector Layout 1 X Main 140mm 310mm CN4000 Panel CN4002 Panel CN4004 Power CN4003 Signal CN4001 Panel 1 VDD 2 VCC 3 GND 4 NC 5 Ve 6 NC 7 GND 8 GND 9 NC...

Page 39: ...cs 2 Y Main CN5003 Power CN5004 Signal CN5001 CN5002 CN5503 Panel CN5502 Panel CN5501 Panel CN5403 Panel CN5402 Panel CN5401 Panel CN5504 185mm 310mm CN5404 CN5005 CN5006 1 Vs 2 Vs 3 NC 4 GND 5 NC 6 V...

Page 40: ...the connector of the Y Buffer from the Y Main board Check OUTL and OUTH and confirm that the forward voltage reduction is between 0 4V 0 5V UP CN5407 1 10pin OUTH 11 33pin OUTL LOW CN5507 50 41pin OU...

Page 41: ...ion 13 20 Samsung Electronics 2 Y Main Connect the Y Main and Y Buffer and confirm that the output from TP line4 line383 of the Y Buffer UP is the same as Attachment 1 when the power is supplied T P l...

Page 42: ...Vsc_h and Vnf voltages are controlled by the DC DC power part of the Y Main board Voltage Adjustment Specifications V scl 190V V nf 175V 20V 30uSEC DC DC V nf T P V sc_h T P Last Sustain Vsc_h variab...

Page 43: ...ion 13 22 Samsung Electronics 3 X Check that the output of X Out of the X board follows the waveform of Attachment 2 when the power is supplied CN4000 Panel CN4002 Panel CN4004 Power CN4003 Signal CN4...

Page 44: ...Circuit Description Samsung Electronics 13 23 Attachment 1 Y Output Waveform The Scan Waveform Must Be Observed Y Output Waveform 200us div 100V div 1us div 100V div Sustain Waveform...

Page 45: ...Circuit Description 13 24 Samsung Electronics Attachment 2 X Output Waveform X Output Waveform 200us div 100V div 2us div 100V div Sustain Waveform...

Page 46: ...This uses the TAOS 4 pin TSL2550 and is currently being used in LCD TVs It also uses SMBUS which is the same type as I2C for communication The Ambient Light Sensor can detect up to 1846 Lux in normal...

Page 47: ...mber of sustain pulses according to the ASL Average Signal Level by R_P_Lower_Gain value In the PDP Logic R_Multi_APC is set to 0X01 Multi_APC operates and R_P_CM_Gain_SW is set to 0X01 so that the up...

Page 48: ...charge and there is a danger of electronic shock Check that the cables are properly connected referring to the circuit diagram when disassembling or assembling the unit and take care not to damage th...

Page 49: ...Description Description Photo Cable Holder Remove all marked screws Loosen and remove the screws and Cable Holder remove 12 1 3 Separation of Sub Cover Back Part Name Description Description Photo Sub...

Page 50: ...s 12 3 12 1 4 Separation of Video Board Part Name Description Description Photo Video Board Separate the cables connected to the Main Board remove Loosen and remove the 4 screws Separation of Power Bu...

Page 51: ...ion of Back Cover Part Name Description Description Photo Back Cover Remove all marked screws Take care not to damage the back cover when removing it 12 1 6 Separation of Function Key Part Name Descri...

Page 52: ...on of Video Board Sub Back Part Name Description Description Photo Video Board Sub Back Remove all marked screws Remove the Sub Back 12 1 8 Separation of Power Inlet socket Part Name Description Descr...

Page 53: ...rt Name Description Description Photo Main SMPS Separate the cables connected to the Main SMPS and then remove the screws DC DC SMPS Separate the cables connected to the DC DC SMPS and then remove the...

Page 54: ...he Logic Board and then remove the screws X Board Separate the cables connected to the X Drive Board and remove the screws Y Board Separate the cables connected to the Y Drive Board and remove the scr...

Page 55: ...12 8 Samsung Electronics MEMO...

Page 56: ...42D5 XEC ABS HB STEAM 1 S A M0045 BN96 01912B ASSY STAND P SET 42D5S XEC HIPS HB SV012 1 S A T0175 BN96 01955A ASSY SPEAKER P 8ohm D5 42 15W 1 S A T0073 BN96 02038A ASSY PDP P X MAIN BOARD M1 PS42S5S...

Page 57: ...M EAST ABS 1 S A M0045 BN96 01912B ASSY STAND P SET 42D5S XEC HIPS HB SV012 1 S A T0175 BN96 01955A ASSY SPEAKER P 8ohm D5 42 15W 1 S A T0073 BN96 02038A ASSY PDP P X MAIN BOARD M1 PS42S5S D V4 1 S A...

Page 58: ...M EAST ABS 1 S A M0045 BN96 01912B ASSY STAND P SET 42D5S XEC HIPS HB SV012 1 S A T0175 BN96 01955A ASSY SPEAKER P 8ohm D5 42 15W 1 S A T0073 BN96 02038A ASSY PDP P X MAIN BOARD M1 PS42S5S D V4 1 S A...

Page 59: ...146 BN96 02050B ASSY BOARD P POWER IR SCHUBERT CT5000 1 S N A T0003 BN96 01911B ASSY COVER P FRONT 42D5 XEC ABS HB STEAM 1 S A T0023 BN96 01788A ASSY COVER P KNOB POWER 1 S N A T0023 BN64 00336A KNOB...

Page 60: ...B ASSY BOARD P POWER IR SCHUBERT CT5000 1 S N A T0003 BN96 01911C ASSY COVER P FRONT 42D5 ASIA M EAST ABS 1 S A T0023 BN96 01788A ASSY COVER P KNOB POWER 1 S N A T0023 BN64 00336A KNOB POWER 42P5 PC V...

Page 61: ...Y BOARD P POWER IR SCHUBERT CT5000 1 S N A T0003 BN96 01911C ASSY COVER P FRONT 42D5 ASIA M EAST ABS 1 S A T0023 BN96 01788A ASSY COVER P KNOB POWER SPD 42P5HD 1 S N A T0023 BN64 00336A KNOB POWER 42P...

Page 62: ...OURCE button Select the external input source b MENU button Display the on screen menu c VOL buttons Adjust the volume d CH buttons Select channels e ENTER button Confirm your choice Store or Enter f...

Page 63: ...IN L R DVI audio outputs for external devices c AV OUT VIDEO AUDIO L R Outputs for external devices d AV IN VIDEO AUDIO L R Video and audio inputs for external devices such as a camcorder or VCR e PC...

Page 64: ...E STORE OR ENTER NEXT CHANNEL TELETEXT NEXT PAGE SOUND MODE SELECTION IF YOUR REMOTE CONTROL IS NOT FUNCTIONING PROPERLY TAKE OUT THE BATTERIES AND PRESS THE RESET BUTTON FOR ABOUT 2 3 SECONDS RE INSE...

Page 65: ...d DVD 3 Press the SET button 4 Enter 3 digits of the VCR Cable box or DVD code listed on the next page for your VCR Cable box or DVD Example To enter code 6 press 0 0 and 6 To enter code 76 press 0 7...

Page 66: ...Operation Instruction Installation Samsung Electronics 11 5 VCR Remote Control Codes Cable Box CATV Remote Control Codes DVD Remote Control Codes...

Page 67: ...ommunication identical to I2C and controls the PDP module to operate with the appropriate illuminance The I2C bus is used to communicate with the PDP module and the communication method is the same as...

Page 68: ...n 6 Press the ENTER button This feature is not available when the input source is in PC or HDMI mode You can select these options by simply pressing the E SAVINGbutton on the remote control Mode Dynam...

Page 69: ...ronics is not responsible for any damage to the product or injury to yourself or others if you elect to perform the wall installation 3 This product is for installing on cement walls The product may n...

Page 70: ...ect If the length is too short or long loosen all or some of the 4 screws on the wall bracket to adjust the length 3 Check the installation diagram and mark the drill points on the wall Use the 5 0 mm...

Page 71: ...xed to the wall or the product may not stay in place after installation 4 Remove safety pin and insert the 4 product holders into the corresponding bracket holes Then place the product so that it is f...

Page 72: ...ut insulated transistors the product can only be repaired safely when the chassis is connected to the earthed end of the AC power source To make sure the AC power cord is properly connected follow the...

Page 73: ...a higher voltage or more watts Critical safety parts should be bracketed with Use only regular parts for replacements in particular flame resistance and dielectric strength specifications Irregular p...

Page 74: ...sink is not properly installed no connection to the AC power should be made 8 Make sure the grounding lead of the tester is connected to the chassis ground before connecting to the positive lead The...

Page 75: ...for soldering purposes 6 Use only anti static solder removal devices Most solder removal devices do not support an anti static feature A solder removal device without an anti static feature can store...

Page 76: ...moving the product Also check the antenna cable or the external connectors if they are fully unplugged Damage to the cord may cause fire or electric shock 6 Keep the antenna far away from any high vol...

Page 77: ...1 6 Samsung Electronics MEMO...

Page 78: ...ol TAS5122 Sound Amp M30620 Main Micom 3F8668 Sub Micom Block Specfication Major IC Remark RF Tuner Alps TMQZ6 407A Power Input Voltage AC 100V 220V Stand By 3W less Video Scaler SVP EX62 Trident Sub...

Page 79: ...UDIO input External input COMPONENT1 COMPONENT2 PC AV Output VIDEO CVBS AUDIO L R Audio Output 15W 15W 8 H W Configuration Video SVP EX62 TEA6425 BA7657F DNIe L Sound MSP4440G NSP6241A TAS5122 Tuner T...

Page 80: ...Digital Interface HDMI Picture Size Wide Wide 4 3 Panorama Zoom 4 3 Auto Program Sleep Timer 180 minute Clock Zoom Previous channel White Screen Color Tone In Out Terminals Rear 1 AV Input 1 SVHS Inpu...

Page 81: ...e below shows all of the display modes that are supported N Negative P Positive The interlace mode is not supported The television might operate abnormally if a non standard video format is selected 4...

Page 82: ...00 Image Enhacer DNIe L DNIe 3 DNIe 3 Digital Comb Filter O O O Audio Equalizer O O O Auto Volume O O O Surround Sound SRS TreSurround XT SRS TreSurround XT SRS TreSurround XT Speaker Output 15W 15W 1...

Page 83: ...mark Supplied Accessories User Manual BN68 00868A Samsung Service center Remote Control AAA Batteries BN59 00471A 4301 000103 Power Cord 3903 000193 Accessories that can be purchased additionally S VI...

Page 84: ...age 17 Storing Channels Manually on page 18 When installing or re installing your TV be sure to use the supplied coaxial antenna cable If you connect using a different coaxial cable there is risk of n...

Page 85: ...er DVD or This end can be fitted with A SCART connector An S Video connector and two audio RCA connectors L R EXT 2 Three RCA connectors VIDEO AUDIO L and R If you have a second VCR and wish to copy c...

Page 86: ...o AV OUT so that you can redirect the signal from AV IN to AV OUT When you wish to record a programme connect the receiver to AV IN and the VCR to AV OUT so that you can redirect the signal from AV IN...

Page 87: ...oded input terminals and cable jacks Reference Information 14 4 Samsung Electronics 14 1 6 Connecting to the S Video Input The S VIDEO and AUDIO L R connectors are used for equipment with an S Video o...

Page 88: ...ing with your PC Personal Computer and Rear of the TV 14 1 9 Connecting to the HDMI Input The HDMI DVI IN connector is used for equipment with a HDMI out DTV Set Top Box Rear of the TV 14 1 10 Connect...

Page 89: ...o connect the video cable properly if desired external input Ext 1 Ext 2 or Component cannot be selected Play the DVD after activating the DVD Home Theater System Use the volume control of the Home Th...

Page 90: ...er than for normal use check the visual quality of the video on the screen and shorten the length if necessary This also applies to the PC RGB D Sub cable When the length of the cable is longer than f...

Page 91: ...spect ratio to normal 4 3 or wide 21 9 the left and right or top and bottom of the picture will not be displayed This symptom appears in other manufacturer s TV s The three appliance companies are try...

Page 92: ...g is a television broadcasting signal digitized and transmitted according to the United States terrestrial digital broadcast standard or ATSC Mono A type of audio interface that transmits the audio si...

Page 93: ...provide clearer and sharper visual quality Anynet Anynet is an AV network system that enables an easy to use AV interface for users by controlling all connected AV devices through the Anynet menu when...

Page 94: ...a TV uses the three primary colors of light R G and B the number of possible colors for a pixel is 256 x 256 x 256 16 777 216 or 16 7 million colors If 12 bits are used for a pixel the gradation is 21...

Page 95: ...of the signal broadcast from a broadcast station is smaller than that of possible color coordinates Moreover a TV provides a smaller color coordinate area than that of the signal from the broadcastin...

Page 96: ...Schematic Diagram 10 1 Samsung Electronics 10 Schematic Diagram This Document can not be used without Samsung s authorization 10 1 MAIN 10 1 1 Scart Jack Power Signal...

Page 97: ...10 2 Schematic Diagram Samsung Electronics 10 1 2 Video switch This Document can not be used without Samsung s authorization Power Signal...

Page 98: ...Samsung Electronics Schematic Diagram 10 8 10 1 3 SAA7119 This Document can not be used without Samsung s authorization Power Signal...

Page 99: ...10 4 Schematic Diagram Samsung Electronics 10 1 4 HDMI_PC IN This Document can not be used without Samsung s authorization Power Signal...

Page 100: ...Samsung Electronics Schematic Diagram 10 5 10 1 5 SVP EX This Document can not be used without Samsung s authorization Power Signal...

Page 101: ...10 6 Schematic Diagram Samsung Electronics 10 1 6 MICOM This Document can not be used without Samsung s authorization Power Signal...

Page 102: ...Samsung Electronics Schematic Diagram 10 7 10 1 7 DNIe Lite This Document can not be used without Samsung s authorization Power Signal...

Page 103: ...10 8 Schematic Diagram Samsung Electronics 10 1 8 JACK IN OUT This Document can not be used without Samsung s authorization Power Signal...

Page 104: ...Samsung Electronics Schematic Diagram 10 9 10 1 9 CONTROL_POWER CONNECTOR This Document can not be used without Samsung s authorization Power Signal...

Page 105: ...10 10 Schematic Diagram Samsung Electronics 10 1 10 AUDIO PART This Document can not be used without Samsung s authorization Power Signal...

Page 106: ...Samsung Electronics Schematic Diagram 10 11 10 1 11 LVDS This Document can not be used without Samsung s authorization Power Signal...

Page 107: ...10 12 Schematic Diagram Samsung Electronics 10 1 12 SOUND DELAY This Document can not be used without Samsung s authorization Power Signal...

Page 108: ...Samsung Electronics Schematic Diagram 10 13 10 1 13 TUNER_DTV_POWER This Document can not be used without Samsung s authorization Power Signal...

Page 109: ...6 4 R 0 1 5 1 N C s s e n r a H e p y T n I d r a o B 1 2 3 5 W S M E B E 4 6 1 1 T P J 6 W S M E B E 4 6 1 1 T P J 7 W S M E B E 4 6 1 1 T P J 2 C 100nF 1 C 100nF 3 W S M E B E 4 6 1 1 T P J 1 W S M...

Page 110: ...1 BZX84C5V1 1 2 3 ZD003 BZX84C5V1 1 2 3 0 0 1 8 0 6 1 7 0 0 R 0 0 1 8 0 6 1 8 0 0 R C002 1608 100nF C003 1608 100nF C005 1608 5pF C004 1608 5pF C006 1608 5pF 1 0 0 W S M E B E 4 6 1 1 P T J 1 0 0 P O...

Page 111: ...ere is a burnt or damaged cable Check to see if there is a disconnected cable connection or a connection is too loose Check to see if the cables are connected according to the connection diagram 2 Che...

Page 112: ...d or the Video Board or SMPS is out of order In this case check the following Check the internal cable connection status inside the unit Check the fuses of each part Check the output voltage of SMPS R...

Page 113: ...of the X Drive Board and CN of the Y Drive Board a spark may be generated by the electric charge of the high capacity capacitor Therefore wait some time after separating the power cord from the unit...

Page 114: ...connecting the cables such as CN809 of the Main SMPS CN1 CN2 CN3 CN4 and CN5 of the DC DC SMPS CN of the X Drive Board and CN of the Y Drive Board a spark may be generated by the electric charge of th...

Page 115: ...der Speaker defect When setting the volume to 0 Nonsense Troubleshooting Procedures Is the cable connection between the Video Board and the speaker properly connected Connect the cable properly or rep...

Page 116: ...ce Replace the battery of the remote control with a new one Insert the battery making sure the polarity is correct Check if the angle or the distance is sufficient or if there is any interference betw...

Page 117: ...ower cord or connectors if possible Unusual lines appear on the screen when watching or Keep the video player as far away from the TV as possible There is no picture on the screen when I have connecte...

Page 118: ...PDP TV does not indicate a defect or problem 6 3 4 Sound Problem Solution There is no sound Increase the volume Press the Mute button There may be no sound when the internal amplifier setting is set...

Page 119: ...SY PDP P Y MAIN BOARD BN96 02039A Y Drive Board Blank screen 6 ASSY PDP P Y BUFF UPPER BOARD BN96 02040A Y Buffer Upper Board Upper screen is blank 7 ASSY PDP P Y BUFF LOWER BOARD BN96 02041A Y Buffer...

Page 120: ...6 10 Samsung Electronics MEMO...

Page 121: ...Wiring Diagram Samsung Electronics 8 1 8 Wiring Diagram 8 1 Overall Wiring...

Page 122: ...CN5007 Y B D Pin No Signal 1 Vs 2 Vs 3 RTN 4 RTN 5 Vset 6 RTN 7 Vscan 8 RTN 9 Vg 10 D5 3V CN4 DC DC SMPS CN4001 X B D Pin No Signal 1 D5 3V 2 Vg 3 RTN 4 RTN 5 Ve 6 RTN 7 RTN 8 Vs 9 Vs CN6 DC DC SMPS C...

Page 123: ...d Pin No Signal 1 5 3V 2 RTN 3 Vcs 4 Vca 5 RTN 6 RTN 7 12V 8 PS_ON 9 RTN 10 STD_5V 11 FAN_ON 12 FAN_D CN804 1 MAIN SMPS CN0902 Main Board Pin No Signal Pin No Signal Pin No Signal 1 12 TXOUT3 23 TXOUT...

Page 124: ...1 Power Button Pin No Signal 1 GND 2 LED 3 ST5V 4 GND 5 FRONT_KEY2 6 PW_SDA3 7 PW_SCL3 8 FRONT_IR CN1000 MAIN Board Speaker Out Pin No Signal 1 SPK_R 2 SPK_R 3 SPK_L 4 SPK_L CN0903 MAIN Board CN1 Func...

Page 125: ...RONT_IR 5 945_SDATA0 16 CH_33V 27 PW_RESET 6 I2S_5333 17 9V_A 28 UARTSEL_945 7 945_MCLK 18 GND 29 D3 3V_M 8 I2S_HDMI 19 GND 30 N C 9 D5V 20 LED_RED 31 GND 10 GND 21 LED_GRN 32 RDY_PLUG 11 D5V 22 S_MUT...

Page 126: ...N C 6 GND 17 645AD 1 28 N C 7 TXOUT2 18 645AD 2 29 GND 8 TXOUT2 19 645AD 3 30 N C 9 TXCLKOUT 20 GND 31 GND 10 TXCLKOUT 21 645AD 4 11 GND 22 645AD 5 P103 MAIN B D JO802 POD SMPS B D Pin No Signal 1 N...

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