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Troubleshooting

Samsung Electronics

4-21

Item

Range

Initial value

Skin Direction

Reddish / Yellowish

Reddish

Skin Enhance

00H ~ FFH

00H

Green Stretch

00H ~ FFH

00H

Blue Stretch

00H ~ FFH

00H

⑦

Color Management

5. Option Block

①

FRC(Micronas)

②

FRC2X

Item

Range

Initial value

OUTCON

1 ~ 3

0

GAMMA

1 ~ 7

0

OCC_MODE

0 / 1

0

FALLBACK

0 / 1

0

DBG_MARK

0 / 1

0

SPR_CBR

0 / 1

0

BIT_EXPAND

0 / 1

0

INV_BIT_EXPAND

0 / 1

0

REPEAT_MODE

0 / 1

0

DEMO_ON_OFF

0 / 1

0

MMU_RD_START

00H ~ FFH

00H

ME_RD_START

00H ~ FFH

00H

MC_RD_START

00H ~ FFH

00H

CMZL(0x36E)

00H ~ FFH

0H

BLOL(0x2A7)

00H ~ FFH

0H

LOGO(0x2A7)

00H ~ FFH

0H

Содержание PS50Q91HX

Страница 1: ...mbly Reassembly 4 Troubleshooting 5 Exploded View Part List 6 Wiring Diagram 7 Schematic Diagram VHUYLFH Pdqxdo PS 50Q91H SGS0WHOHYLVLRQ Fkdvvlv I64D SbHxurshbKG bFdood Prgho SV83T 4K 2 HF Refer to the service manual in the GSPN see the rear cover for the more information ...

Страница 2: ...stic law Samsung Electronics Co Ltd Apr 2007 Printed in Korea AA82 04398A Area Web Site North America service samsungportal com Latin America latin samsungportal com CIS cis samsungportal com Europe europe samsungportal com China china samsungportal com Asia asia samsungportal com Mideast Africa mea samsungportal com GSPN Global Service Partner Network ...

Страница 3: ...cifications Analysis 2 3 2 3 Accessories 2 4 Chapter 3 Disassembly Reassembly 3 1 Overhaul Disassembly Reassembly 3 1 Chapter 4 Troubleshooting 4 1 Troubleshooting 4 1 4 2 Adjustment 4 16 4 3 Upgrade 4 32 Chapter 5 Exploded View Part List 5 1 PS50Q91HX XEC Exploded View 5 1 5 2 PS50Q91HX XEC Service Item 5 3 Chapter 6 Wiring Diagram 6 1 Overall Wiring 6 1 Chapter 7 Schematic Diagram 7 1 Circuit De...

Страница 4: ... insulated transformers the product can only be repaired safely when the chassis is connected to the earth end of the AC power source To make sure the AC power cord is properly connected follow the instructions below Use the voltmeter to measure the voltage between the chassis and the earth ground If the measurement is over 1 0V unplug the AC power cord and change the polarity before re inserting ...

Страница 5: ...eplaced with another irregular one the safety or protective features will be lost even if the new one has 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 parts or materials may cause electric shock or fire Precaution 1 2 Samsung Electronics ...

Страница 6: ...istance between the blade of the AC plug and that of the conductive material should be more than 1 7 Any B interlock should not be damaged If the metal heat 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 ground lead of the tester should be removed ...

Страница 7: ...ns 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 enough static electricity to cause damage to the ESD 7 Do not remove the ESD from the protective box until the replacement is ready Most ESD replacements are covered with lead which will cause a sh...

Страница 8: ...ositioning 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 voltage cables and install it firmly Contact with the high voltage cable or the antenna falling over may cause fire or electric shock 7 When connecting the RF antenna check for a DTV receiving system...

Страница 9: ...1 6 Samsung Electronics MEMO ...

Страница 10: ...H Screen Size 42 Inches 16 9 50 Inches 16 9 Dimensions WxHxD 1055 x 757 x 316 mm With stand 1231 x 849 x 316 mm With stand Weight 34 kg With stand 44 kg With stand Voltage AC 100 240V 50 60Hz Colour System PAL SECAM NTSC4 43 NTSC 3 58 Sound System BG DK I M PC Resolution 1024 x 768 60Hz 1360 x 768 60Hz ANTENNA input AIR IN 75Ω unbalanced VIDEO input SCART1 SCART2 AV Side S VIDEO Side COMPONENT IN ...

Страница 11: ...e HDMI OUT jack of the corresponding Anynet device using the HDMI cable 2 Connect the HDMI IN jack of the home theater and the HDMI OUT jack of the corresponding Anynet device using the HDMI cable Connect only one receiver You can connect an Anynet device using the HDMI cable Some HDMI cables may not support Anynet functions Anynet works when the AV device supporting Anynet is in the Standby or On...

Страница 12: ...ntrast Ratio 10000 1 10000 1 10000 1 Image Enhacer FBE2X FBE2X FBE Audio Equalizer O O O Auto Volume O O O Surround Sound SRS TruSurround SRS TruSurround SRS TruSurround Speaker Output 10 W 10 W 15 W 15 W 15 W 15 W Speaker 2CH 2 2CH 2Way Included Features PIP O O O Double Screen O O X Caption X X X Still Image O O O My Color Control O O X Color Weakness X X X Energy Saving O O O Screen Burn Protec...

Страница 13: ... Card Safety Guide Manual BN68 00514C AA68 03575A AA68 03242E Cloth Clean BN63 01798A Ferrite Core for Earphone Power Cord 3301 001110 Ferrite Core for S VIDEO Power Cord 3301 001305 Cover Bottom Screws 2ea BN63 03055A 6003 001621 Accessories that can be purchased additionally S VIDEO Cable 1200mm BN39 00149A Electronics Store Internal shopping mall HDMI Cable 3000mm BN39 00641A HDMI DVI cable 300...

Страница 14: ...Electronics 2 5 Accessories Item Item code Remark Accessories that can be purchased additionally PC Cable 1830mm BN39 00115A Electronics Store Internal shopping mall PC Audio Cable 2000mm BN39 00061B Antenna Cable 3000mm BN39 00333A ...

Страница 15: ...2 6 Samsung Electronics MEMO ...

Страница 16: ... or damaged cable Check to see if there is a disconnected or loose cable connection Check to see if the cables are connected according to the connection diagram 2 Check the power input to the Main Board 3 Check the voltage in and out between the SMPS Main Board between the SMPS X Y Main Board and between the Logic Boards 4 Troubleshooting 4 1 Troubleshooting ...

Страница 17: ...he cables are improperly connected or the Main Board or SMPS is not functioning In this case check the following Check the internal cable connection Check the fuses Check the output voltages of the SMPS Replace the Main Board Troubleshooting Procedures Is the AC IN socket connector and the SMPS CN800 connected Insert the AC in connector and the SMPS CN800 connector Is the Fuse F801S of the SMPS Po...

Страница 18: ...y defective assemblies by connecting the cables one by one Troubleshooting Procedures Caution WHEN SEPARATING AND CONNECTING THE CABLES SUCH AS CN810 CN809 CN808 CN807 OF THE MAIN SMPS CN4701 OF THE X MAIN BOARD AND CN5707 OF THE Y MAIN BOARD A SPARK MAY BE GENERATED BY THE ELECTRIC CHARGE OF THE HIGH CAPACITY CAPACITOR THEREFORE WAIT SOME TIME AFTER DISCONNECTING THE POWER CORD FROM THE UNIT Does...

Страница 19: ...EPARATING AND CONNECTING THE CABLES SUCH AS CN810 CN809 CN808 CN807 OF THE MAIN SMPS CN4701 OF THE X MAIN BOARD AND CN5707 OF THE Y MAIN BOARD A SPARK MAY BE GENERATED BY THE ELECTRIC CHARGE OF THE HIGH CAPACITY CAPACITOR THEREFORE WAIT SOME TIME AFTER DISCONNECTING THE POWER CORD FROM THE UNIT CN810 CN809 CN808 CN807 Are the Vs and Va voltages normal after removing all cables from the SMPS CN810 ...

Страница 20: ... the Main Board is not functioning Speaker defect Troubleshooting Procedures Is the cable connection between the Main Board and the speaker properly connected Connect the cable properly or replace the cable if necessary Is the output voltage of SMPS normal CN801 13 Replace the SMPS Replace the Main Board Is the speaker output terminal of the Main Board normal Replace the Speaker Yes No No No Yes Y...

Страница 21: ...s OK Major Checklist Check the antenna connection settings Air NTSC ATSC Cable NTSC Check the CVBS cable connection Check the power input of the Main board Troubleshooting Procedures Is the antenna connection setting properly configured Configure properly Replace the SMPS Check CN1101 pin2 for 33V Replace the Main Board No No Yes Yes ...

Страница 22: ...02 DB864 FB801 F801S Power ON VA Multi Abnormal Abnormal Normal VS ON VS Normal Abnormal Check the Other board Image Board or Driver Board or Cable Check the SUB2 QX801 QX802 Check the SUB1 QS801 QS802 Check the 5 3V ICX808 QX806 12V ICX803 VG ICX805 18Vamp ICX804 SMPS Troubleshooting ...

Страница 23: ...l Image not open or short is no screen Y MAIN X MAIN Logic Main Sustain Open Some horizontal lines don t exist on screen Scan Buffer FPC of X Y Sustain Short Some horizontal lines appear to be linked on screen Scan Buffer FPC of X Y Address Open Some vertical lines don t exist on screen Logic Main Logic Buffer TCP Address Short Some vertical lines appear to be linked on screen Logic Main Logic Buf...

Страница 24: ...ates a PSU output error Check the FUSE Check the input voltage YES NO YES NO Y MAIN Check several points FUSE FET DIODE Y MAIN Normal State Replace the Board Replace the Board OK OPEN SHORT OK F5001 for VDD F5002 for Vs F5004 for VCC F5005 for OUT_L Q5009 Q5021 D5005 D5007 D5008 X MAIN Check several points FUSE FET DIODE X MAIN Normal State Replace the Board Replace the Board OK OPEN SHORT OK F400...

Страница 25: ...oard Replace the Board OK OPEN SHORT OK F5001 for VDD F5002 for Vs F5004 for VCC F5005 for OUT_L Q5009 Q5021 X MAIN Check several points FUSE FET X MAIN Normal State Replace the Board Replace the Board OK OPEN SHORT OK F4001 for VCC F4002 for Vs F4004 for VDD F4005 for Ve Q4002 Q4003 Q4011 Q4016 Abnormal Display Abnormal Image is on Screen except abnormality in Sustain or Address Abnormal Display ...

Страница 26: ...echeck the status Done Defect is from Y buffer Replace the Panel There is a defect on the FPC OK NG Sustain Short some horizontal lines appear to be linked on Video Y FPC Sustain Short Discharging in unwanted Scan line After Changing Y buffer recheck the status Done Defect is from Y buffer OK NG Replace the Panel There is a defect on the FPC ...

Страница 27: ...nternal mode screen is normal Reload the data onto the MICOM and recheck it Check if there is an open or short circuit on the Buffer Board and the Logic Main address data output section Check the FFC connection status Check the detailed waveform and control the signal waveform OK NG OK NG Check if a specific TCP Block screen is displayed abnormally OK NG OK Replace Logic Main Address Buffer E or F...

Страница 28: ...ponding upper lower buffers E F COF defect burnt Replace the module A green screen appears when the TV is turned on The Scale is not reseting Replace the Main board The OSD box appears but there is no text Incorrect program version Check the version of each program Replace the Main board A blank upper or lower block appears on the screen Upper Lower Y Buffer defect Replace the corresponding upper ...

Страница 29: ...icture does not appear Replace the Main board A vertical green line appears on the screen The SMPS voltage is incorrect Adjust the SMPS voltage according to the voltage printed on the module label Dim screen blurred in red X Main board defect Replace the X Main board A blank screen appears Replace the Y Main board ...

Страница 30: ...MAIN SCAN BUFFER Row Bar screen is blank 6 ASSY PDP MODULE P ADDRESS E BUFFER Corresponding Buffer Board block screen is blank 7 ASSY PDP MODULE P ADDRESS F BUFFER Corresponding Buffer Board block screen is blank 8 ASSY PCB MISC MAIN No Power Abnormal screen for each input source PIP screen trouble Sound trouble 9 ASSY BOARD P FUNCTION The side function key does not work properly 10 ASSY BOARD P P...

Страница 31: ...eplacement of Board If adjustment equipment is available PDP Option of Factory Mode set the Factory Data Type item as the suitable value of relevant model Adjust Calibration of Factory Mode for each mode Adjust White Balance of Factory Mode If adjustment equipment is not available Write down the value of HDMI White Balance of Factory Mode before replacing Board PDP Option of Factory Mode set the F...

Страница 32: ...level mode Using the Numeric 0 9 keys you can select a channel Using the SOURCE key you can switch AV modes 5 Initial SERVICE MODE DISPLAY State The version of the firmware displayed at the bottom of the screen may differ and the firmware is subject to change for the improvement of product functions If you have adjusted the settings in Service Mode you have to reset the product POWER OFF INFO POWE...

Страница 33: ...anel Type Normal1 Normal1 Normal1 Normal2 Model Option Bord Plus Bord Plus Call Lily Brod Plus Jasmine Tuner SEMCO SEMCO SEMCO ALPS Tuner TOP 8 8 0 31 Auto Power ON ON ON OFF Nordic OFF OFF ON OFF LNA Menu ON ON ON OFF TTX On Off ON ON ON OFF TTX List Flof Flof Flof List Carrier Mute OFF OFF ON OFF High Deviation OFF OFF ON OFF VOL Curve Small Small Small Large HDMI Hotplug 1 1 0 1 HDMI Clock CtrI...

Страница 34: ...Gain 00H FFH 128 128 128 128 B Gain 00H FFH 128 128 128 128 Item Range Y Filter 00H FFH Item Range RF AV Comp 480i Comp 480p Comp 720p Comp 1080i HDMI PC iDTV H2Gain 00 1FH 05H 05H 05H 05H 04H 04H 0AH 05H 05H H4Gain 00 1FH 04H 0AH 05H 05H 02H 02H 0AH 05H 05H V2Gain 00 1FH 0CH 0CH 0AH 0CH 0AH 0AH 10H 0AH 0AH V4Gain 00 1FH 0CH 10H 0CH 0CH 0AH 0AH 10H 0AH 0AH Sr2Gain 00 1FH 00H 00H 00H 00H 00H 00H 00...

Страница 35: ...H 00H 00H 00H 00H Analog Y Offset 00H FFH 40H 3DH 44H 40H Analog PB Offset 00H FFH 80H 80H 44H 80H Analog PR Offset 00H FFH 80H 80H 44H 80H Analog Y Gain 00H FFH D6H B3H A4H 80H Analog PB Gain 00H FFH 80H B3H ACH 80H Analog PR Gain 00H FFH 80H B3H A7H 80H Black Level 00H FFH 00H 00H 00H 00H Svp Brightness 00H FFH 00H 00H 00H 00H ADC Calibration Item Range low high Delta AV ADC 00H FFH 10H DCH 02H ...

Страница 36: ...H 00H Color Management 5 Option Block FRC Micronas FRC2X Item Range Initial value OUTCON 1 3 0 GAMMA 1 7 0 OCC_MODE 0 1 0 FALLBACK 0 1 0 DBG_MARK 0 1 0 SPR_CBR 0 1 0 BIT_EXPAND 0 1 0 INV_BIT_EXPAND 0 1 0 REPEAT_MODE 0 1 0 DEMO_ON_OFF 0 1 0 MMU_RD_START 00H FFH 00H ME_RD_START 00H FFH 00H MC_RD_START 00H FFH 00H CMZL 0x36E 00H FFH 0H BLOL 0x2A7 00H FFH 0H LOGO 0x2A7 00H FFH 0H ...

Страница 37: ... 225 225 225 Mean Slope 0 255 56 56 45 45 85 85 85 85 Input Offset 0 255 128 128 128 128 128 128 128 128 Input Gain 0 255 128 128 128 128 128 128 128 128 ACR Offset 0 128 15 15 15 15 15 15 15 15 ACR Th1 0 255 30 30 30 30 30 30 30 30 ARC Th2 0 255 130 130 100 130 130 130 130 130 Skin Enable 0 1 1 1 1 1 1 1 1 1 Skin Tu 0 255 165 165 150 150 165 165 128 165 Skin Tv 0 255 140 140 140 140 128 128 128 1...

Страница 38: ...ITEM Range Initial value ID Tone Shift 1H FH 01H ID Tone Thresh 00H FFH 7FH Demod Prescaler 00H 20H 13H Master Volume 00H 30H 13H PWM Modulation 80H F2H F1H DRC Threshold 00H 7FH 06H Speaker EQ ON OFF OFF 6 SGTV5810 NTP3000 ITEM Range Initial value RF PAL B G 00H FFH AAH RF PAL D K 00H FFH 99H RF PAL I 00H FFH 99H RF SECAM B G 00H FFH 88H RF SECAM D K 00H FFH 44H RF SECAM L L 00H FFH 88H RF NTSC 3...

Страница 39: ...ic Contrast ON OFF ON Dynamic Dimming ON OFF ON Dynamic CE ON OFF OFF LNA PLUS RFDB 1 Level 0 255 2 RFDB 2 Level 0 255 5 RFDB 3 Level 0 255 7 RFDB 4 Level 0 255 24 Magazine LNA ON OFF OFF PixelShift Test ON OFF OFF Debug ON OFF OFF ACR ON OFF OFF D Watchdog ON OFF ON UART Select MAIN IDTV PDP Lvds ON PDP Lvds OFF OFF ...

Страница 40: ...47 93 51 48 W2_R_OFFS 0 255 129 127 124 128 129 W2_B_OFFS 0 255 143 145 110 143 143 NO_RGAIN 0 255 141 139 137 141 141 NO_BGAIN 0 255 104 102 123 104 104 NO_R_OFFS 0 255 126 125 126 121 126 NO_B_OFFS 0 255 136 133 114 133 136 C2_RGAIN 0 255 124 122 123 125 124 C2_BGAIN 0 255 142 141 156 143 142 C2_R_OFFS 0 255 128 129 117 128 128 C2_B_OFFS 0 255 128 127 116 128 128 Movie Contr 0 100 100 100 100 10...

Страница 41: ...g Mode PAL Video MODE 2 3 Pattern Pattern 24 Chess Pattern 4 Use Equipment K 7256 or Equipment of equality level 5 Work order 1 Enter by Factory Mode select 1 CALIBRATION 2 Select AV CALIBRATION again in CALIBRATION MENU 3 After Completing Calibration come out Av success OSD on the screen bottom side for about 3 seconds Source AV PAL composite Component 1280 720 60Hz PC 1024 768 60Hz Chess Pattern...

Страница 42: ...1280 720 60Hz Test Pattern MSPG 945 Series Pattern 16 Color temperature 1500K 500 6 20 MPCD Color coordinate H L 270 280 2 L L 270 280 3 2 1 Ft 0 05 Ft SAMSUNG WHITE BALANCE Adjustment PATTERN with FPD Conditions for Measurement 1 On the basis of toshiba ABL pattern High Light level 57 IRE INPUT SIGNAL GENERATOR MSPG 925LTH Mode No 2 744X484 60 Hz No 6 1280X720 60 Hz No 21 1024X768 60 Hz Pattern N...

Страница 43: ... control confirm the data c Adjust the low light Refer to table 1 2 in adjustment position by mode Adjust sub Brightness to set the Y value Adjust red offset x and blue offset y to the color coordinates Do not adjust green offset data d Adjust the high light Refer to table 1 2 in adjustment position by mode Adjust red gain x and blue gain y to the color coordinates Do not adjust the green gain and...

Страница 44: ...items listed after changing each Replaced assembly items Check Items ASSY PCB MISC MAIN 1 Auto Program 2 White Balance Adjust SMPS PDP TV Vs Va voltage check and adjust ASSY PDP MODULE P LOGIC MAIN Not to be adjusted ASSY PDP MODULE P X MAIN ASSY PDP MODULE P Y MAIN ASSY PDP MODULE P Y MAIN SCAN BUFFER ASSY PDP MODULE P Y MAIN SCAN BUFFER ASSY PDP MODULE P ADDRESS E BUFFER ASSY PDP MODULE P ADDRES...

Страница 45: ...Va Adjustment Va Test point Vs Test point Value Board Adjustment Vs 210 SMPS Va 63 Vset Ve 94 Vscan 190 Voltage Adjustment 1 After replacing the SMPS or PDP panel you must adjust the voltage referring to the voltage label printed on the panel If you do not adjust the voltage an abnormal discharge symptom may appear ...

Страница 46: ...msung Electronics 4 31 Y RR and Y FR controls 60usec 80usec Test Point Rising ramp variable resistor Falling ramp variable resistor Set the main reset rising 60usec falling 80usec by change the value of variable resistor ...

Страница 47: ...e 1 Connect Set Service Jack and Jig Cable to execute Program Update 2 Turn Off On Stand by mode the Set Run Down load tool 1 Check 2 Select MOT file by Open 3 Click Connect Button 4 Turn On the Set 5 Click 3 Turn off AC Power off the Set waiting a few seconds and turn on again S W Down Load Time 6min ...

Страница 48: ...re is displayed at the bottom of the menu as described on page 4 17 Panel ON Time Hour 0002 C4A_RMA 1 Calibration 7 YC Delay 2 Option Table 8 Adjust 3 White Balance 9 I2C Check 4 SVP UX 10 W B MOVIE 5 Option Block 11 Checksum 6 SGTV5810 NTP3000 12 Reset 13 Spread Specturm T CALMPEUH xxxx Main Micom Ver T BDPMPEUS xxxx BORD2_CALLA_TR xxxx TR Ver Month Day Year Hour Min Sec S W Version ...

Страница 49: ...N809 CN808 CN810 CN4701 CN4002 CN4001 CN4004 CN2004 CN2600 CN2610 CN2510 CN1 CN3 CN800 LOGIC BOARD SMPS X DRIVE Y DRIVE Y MAIN SCAN AC INLET F BUFFER FUNCTION POWER SW CN101 SIDE AV CN2609 CN2000 CN2001 CN2006 SPEAKER CN801 CN2002 CN1605 CN1606 CN1203 MAIN BOARD 8 9 10 11 CN2028 3 4 5 6 7 CN1101 CN2202 CN1404_SIDE 2 CN2003 E BUFFER CN2500 CN2509 1 42 Overall Wiring ...

Страница 50: ...N2510 CN1 CN3 CN800 LOGIC BOARD SMPS X DRIVE Y DRIVE Y MAIN SCAN HIGH F BUFFER FUNCTION POWER SW CN101 SIDE AV Y MAIN SCAN LOW CN2609 CN2003 CN2000 CN2001 CN2006 CN2005 SPEAKER CN801 CN2002 MAIN BOARD CN2500 CN2509 E BUFFER 4 5 6 7 3 8 10 11 9 CN1101 CN2202 CN1605 CN1606 CN1203 CN1404_SIDE 2 1 AC INLET 50 Overall Wiring Wiring Diagram 6 2 Samsung Electronics ...

Страница 51: ...The code number of cable Lead connector can be changed see 5 Exploded View Part List Use LVDS 31P 30P POWER 24P Flat Cable Code BN39 00859A BN39 00881A 42 BN96 05164A 50 BN96 05176A Photo Use AC_INPUT Code 42 2901 001378 50 2901 001340 Photo ...

Страница 52: ... 5V 5 GND_18V AMP 17 GND_12V 6 GND_18V AMP 18 GND_12V 7 18V AMP 19 12V 8 18V AMP 20 GND_12V 9 GND_5V 21 12V 10 GND_5V 22 12V 11 GND_5V 23 N C FAN_ON 12 GND_5V 24 N C FAN_DET CN1404 MAIN B D CN101 SIDE AV Pin No Signal Pin No Signal Pin No Signal Pin No Signal 1 GND 12 TXC 23 NC 34 VIDEO_SR_IN 2 TX2 13 GND 24 NC 35 VIDEO_SL_IN 3 TX2 14 MICOM_CEC 25 GND 36 HP_IDENT 4 GND 15 GND 26 SVHS_IDENT 37 HP_O...

Страница 53: ...3 MAIN B D SPEAKER Pin No Signal 1 R _OUT 2 R _OUT 3 L _OUT 4 L _OUT CN1605 MAIN B D FUNCTION Pin No Signal 1 KEY_INPUT1 2 KEY_INPUT2 3 GND CN800 SMPS AC INLET Pin No Signal 1 AC Neutral 2 N C 3 AC Live CN807 SMPS CN2000 LOGIC B D Pin No Signal 1 STBY 2 VS_ON 3 N C 4 PS_ON 5 RTN 6 5 3V 7 RTN 8 RTN 9 5 3V 10 5 3V CN1606 MAIN B D POWER IR Pin No Signal 1 IR 2 GND 3 A5V_1 4 LED_STB 5 BUZZER 6 KEY_INP...

Страница 54: ... CN807 SMPS and Logic Board Connect CN801 CN801 SMPS and Main Board Connect CN800 CN800 SMPS and AC Inlet Connect CN4701 CN4701 SMPS and X Drive Connect CN4004 CN4004 Logic Board and X Drive Connect CN4002 CN4002 Module and X Drive Connect CN4001 CN4001 Module and X Drive Connect CN4000 Module and X Drive Connect CN2000 CN2000 SMPS and Logic Board Connect CN2001 CN2001 Main Board and Logic Board C...

Страница 55: ... Loc No Description CN1606 CN1606 Power SW Assy and Main Board Connect CN1203 CN1203 Speaker and Main Board Connect CN101 CN101 Side AV Assy and Main Board Connect CN1 CN1 Function Assy and Main Board Connect CN3 CN3 Power SW Assy and Main Board Connect ...

Страница 56: ...6 8 Samsung Electronics MEMO ...

Страница 57: ...des the video signal encoded by the Video Board outputs the ADDRESS data signal for each pattern and generates X and Y drive signals The Address Buffer Board buffers and transfers the ADDRESS data output signal using TCP IC LVDS with built in video signal processing W L error diffusion APC FCR etc applied and 1 ASIC chip Outputs the address Drive IC control and data signals to the Buffer Board Out...

Страница 58: ...7 2 Samsung Electronics MEMO ...

Страница 59: ...B I C F u 0 0 1 7 1 1 1 C V 6 1 m h o K 0 0 1 F n 2 2 5 0 1 1 C P M A _ D N U O S 3 0 1 1 R 3 0 1 1 D B 0 2 1 1 C F n 0 0 1 8 1 1 1 C F n 0 0 1 T 5 1 0 L 2 1 0 2 B C A E B C V 3 1 B D V 3 3 B V 4 6 B 4 0 1 1 Q Y 3 2 6 1 C S K MBRS340T3 D1106 F u 2 8 2 7 1 1 C P D P _ 7 2 1 1 R m h o 2 2 m h o K 5 1 8 1 1 1 R D C L _ 2 0 1 1 R m h o K 0 0 1 1 5 1 1 C F n 0 0 1 F n 7 4 6 3 1 1 C J D A 1 O 2 3 I 9 7 ...

Страница 60: ...1 8 2 2 1 R 6 7 8 T 0 6 0 H 8 0 6 1 B C A X W _ 2 0 3 1 D B m h o 2 2 X W _ 6 0 3 1 A R 1 2 3 4 5 m h o K 0 1 8 0 2 1 R D V 3 3 B V 3 3 A m h o 2 2 X W _ 5 4 3 1 R W 0 1 1 F n 0 0 1 5 0 3 1 C m h o 0 3 3 8 6 2 1 R W 0 1 1 9 5 2 1 R m h o 7 4 V 0 1 X W _ 5 3 3 1 C F n 0 0 0 0 1 C1264 4 7nF 4 7nF C1260 1 X W _ 6 2 3 1 C F u 1 m h o 0 6 6 2 1 R m h o 0 1 X W _ 2 2 3 1 R XREF XREF 1 4 2 1 C 8 9 2 1 C ...

Страница 61: ...D D V D _ L I S 1 9 1 4 1 C F p 0 0 1 MGND2 3 D N G M 4 D N G M 5 D N G M m h o 0 5 5 5 1 R 8 1 9 1 2 3 4 5 6 7 8 9 MGND1 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 2 0 5 5 5 4 1 6 0 P S E D I S N _ 0 1 4 1 A J D1489 1 2 3 4 1 4 1 R m h o 2 2 E D I S N _ 2 9 4 1 D 1 2 3 C C V _ C D D 6 6 4 1 R m h o K 0 1 E S 8 4 1 4 D B M M D1450_NSIDE 1 2 3 D1434 1 2 3 m h o 0 E S 8 4 1 4 D B M M m h o 0 E D I S _ 5 3 5 ...

Страница 62: ...5 6 7 8 9 S M M _ 7 0 7 1 R 1 I S A _ 3 0 6 1 A J UJB 05 01A 1 1 P J _ 5 4 6 1 R m h o 5 7 m h o K 1 5 0 6 1 R m h o 0 7 4 D C L _ 5 3 6 1 R P M A L _ 5 0 6 1 Q L 2 0 0 7 N 2 1 6 7 8 9 m h o 0 0 1 E D _ 0 3 6 1 R P P 0 1 0 0 2 W A M S 6 0 6 1 N C 1 0 1 2 3 4 5 F n 0 0 1 F n 0 0 1 S M M _ 0 7 6 1 C S M M _ 9 6 6 1 C 0 2 6 1 R m h o 7 4 1 CDS3C30GTH D1605 S M M _ 9 5 6 1 C 1 F p 0 7 4 m h o 5 7 U E ...

Страница 63: ... 1 8 1 Q L 2 0 0 7 N 2 m h o 7 4 8 2 8 1 R m h o 0 4 6 8 1 R R1809_ASI 4 7Kohm 1 2 3 4 5 6 7 8 1 _ V 5 A m h o 0 0 1 2 2 8 1 A R 7 2 8 1 C F n 0 0 1 R1816 3 3Kohm 9 2 9 1 R m h o K 1 m h o 0 9 3 8 1 R 1 A C C V _ V 5 B 9 2 8 1 R m h o K 1 3 1 8 1 Q L 2 0 0 7 N 2 100ohm 5 6 8 1 R m h o K 7 4 R1858 3 7 8 1 R m h o 0 1 4 7Kohm R1822_1M C C V _ C D D A C C V _ V 5 B T H _ 4 0 8 1 D B A 0 0 3 S 2 1 0 2...

Страница 64: ...N 0 N I R 120 VDDC 107 GND 108 NC NC 109 1 1 P 0 N I R 110 GND 111 NC 112 NC 113 N F E R V 0 1 N 0 N I G 0 0 1 C N 1 0 1 C N 2 0 1 P D D V 103 GND 104 GND 105 GND 106 0 7 1 F L M 0 6 5 3 T S M X W _ 2 0 0 2 C I 1 8 0 1 2 C F n 0 1 E B F _ 6 8 0 2 R m h o 0 5 4 0 2 C F n 0 1 F n 0 0 1 3 0 0 2 L H u 2 2 m h o 0 7 4 X W _ 5 0 0 2 C X W _ 2 2 1 2 R 2 5 0 2 R X W _ 0 3 1 2 C F n 7 4 m h o 0 1 F n 0 0 1...

Страница 65: ...2 2 N C P 8 0 0 0 2 W M S 3 4 5 6 7 8 2 1 2 2 U 8 9 m h o 0 4 1 2 2 A R W 6 1 1 1 2 6 2 7 2 8 2 9 2 3 0 3 4 5 6 7 6 1 7 1 8 1 9 1 2 0 2 1 2 2 2 3 2 4 2 5 2 1 0 1 1 1 2 1 3 1 4 1 5 1 D H _ 2 0 2 2 N C C 0 3 0 0 2 W M S E D _ 7 6 3 2 R m h o K 7 4 A N L _ 1 0 2 2 L H u 0 1 V 5 2 F n 0 0 1 8 2 2 2 C D C L _ 4 8 2 2 R m h o K 1 1nF C2300_FBE 3 4 5 6 7 8 10nF C2276_FBE C m h o 0 E B F _ 0 1 2 2 A R 1 2...

Страница 66: ...ge the capacitors first when separating PCB s with high capacity capacitors such as SMPS X Main Board Y Main Board etc A spark may be generated by the electric charge and there is danger of electronic shock Check that the cables are properly connected referring to the circuit diagram when disassembling or assembling the unit taking care not to damage the cables Take care not to scratch the Glass F...

Страница 67: ... Description Photo FILTER EMI AC LINE Detach connector from Main SMPS Remove 2 screws PH WWP M3 L8 NI PLT Remove a screw BH S M4 L10 ZPC BLK Remove FILTER EMI AC LINE 3 1 4 Separation of BRACKET PCB Part Name Description Description Photo Bracket PCB Remove a screw BH S M4 L10 ZPC BLK Remove the BRACKET PCB ...

Страница 68: ...ws BH S M4 L10 ZPC BLK Remove 2 screws BH B M4 L3 ZPC BLK Remove Bracket 50 Bracket Remove 4 screws BH S M4 L10 ZPC BLK Remove 2 screws BH B M4 L3 ZPC BLK Remove Bracket 3 1 6 Separation of ASSY BOARD P SIDE AV Part Name Description Description Photo Side AV Remove a screw BH B M4 L3 ZPC BLK Remove a screw BH S M4 L10 ZPC BLK Remove the Side AV ...

Страница 69: ...2 screws BH B M4 L3 ZPC BLK Remove 6 screws BH S M4 L10 ZPC BLK Remove Wall Bracket Please lay the PDP panel face down on a soft surface when separating front cover 50 Wall Bracket Remove 2 screws BH B M4 L3 ZPC BLK Remove 6 screws BH S M4 L10 ZPC BLK Remove Wall Bracket Please lay the PDP panel face down on a soft surface when separating front cover ...

Страница 70: ...emove 4 screws BH WP B M4 0 L3 ZPC BLK SWRCH18A Remove the Speaker 50 Speaker Remove 4 screws BH WP B M4 0 L3 ZPC BLK SWRCH18A Remove the Speaker 3 1 9 Separation of ASSY BOARD P POWER IR Part Name Description Description Photo Power IR Board Detach all connectors from the Power IR Board Remove the Power IR PCB unlocking the 2 holders ...

Страница 71: ...ear gloves when handling the power board as there may be some remaining electrical charge in the capacitor Specifically avoid touching any part of the capacitor 50 SMPS Detach all connectors from the SMPS Remove 8 screws PH WWP M3 L8 NI PLT Remove the SMPS Wear gloves when handling the power board as there may be some remaining electrical charge in the capacitor Specifically avoid touching any par...

Страница 72: ...BOARD Part Name Description Description Photo 42 Logic Board Detach all connectors from the Logic Main Board Remove 4 screws WSP PH M3 L8 NI PLT Remove the Logic Main Board 50 Logic Board Detach all connectors from the Logic Main Board Remove 4 screws WSP PH M3 L8 NI PLT Remove the Logic Main Board ...

Страница 73: ...n Description Photo Flat Cable Detach all Connectors from the X Main Board To separate the Flat Cable of the X Board press the upper and the lower sides of the connector 42 X Main Board Remove 4 screws PH WWP M3 L8 NI PLT Remove the X Main Board 50 X Main Board Remove 4 screws PH WWP M3 L8 NI PLT Remove the X Main Board ...

Страница 74: ...DULE P Y MAIN BOARD Part Name Description Description Photo Flat Cable Detach the 6 scan board connectors from the panel by pulling the holder from both the top and bottom ends 42 Y Scan Board Remove 3 screws PH WWP M3 L8 NI PLT 50 Y Scan Board Remove 5 screws PH WWP M3 L8 NI PLT ...

Страница 75: ...ctronics Part Name Description Description Photo 42 Y Main Board Remove 4 screws PH WWP M3 L8 NI PLT Detach all connectors from the Y Main Board 50 Y Main Board Remove 4 screws PH WWP M3 L8 NI PLT Detach all connectors from the Y Main Board ...

Страница 76: ...ws PH WWP M3 L8 NI PLT Remove the Still Bar 50 Still Bar Remove 4 screws PH WWP M3 L8 NI PLT Remove the Still Bar 42 Buffer Board Detach the all connectors from the buffer board Remove 3 screws PH WWP M3 L8 NI PLT Remove the E Board and F Board 50 Buffer Board Detach the all connectors from the buffer board Remove 14 screws PH WWP M3 L8 NI PLT Remove the E Board and F Board ...

Страница 77: ...e 2 screws BH B M4 L3 ZPC BLK Remove the Function Board Disassembly Reassembly 3 12 Samsung Electronics 3 1 15 Separation of ASSY PANEL BRACKETS Part Name Description Description Photo Panel Brackets Remove 3 screws BH B M4 L3 ZPC BLK Remove 4 screws BH S M4 L10 ZPC BLK Remove the Side Panel Brackets ...

Страница 78: ...ded View Part List 5 Exploded View Part List 5 1 PS50Q91HX XEC Exploded View T0074 T0268 T0003 M0146 M0150 M0112 T0023 T0023 CIS7 T0056 M0105 M0145 T0175 T0456 M0146 M0105 M0149 T0044 M0013 T0920 M0111 T0915 T0079 M0412 M0013 M0020 ...

Страница 79: ...ASSY BRACKET P FILTER TOP 50Q9 AL6063 T1 1 S N A M0150 BN96 04692A ASSY BRACKET P SUPPORT FILTER 50Q9 AL606 1 S N A M0150 BN96 04689A ASSY BRACKET P FILTER BOTTOM 50Q9 AL6063 1 S N A M0412 BN96 04903C ASSY BRACKET P PCB 42Q9 SECC T0 8 1 S N A T0003 BN96 04710G ASSY COVER P FRONT 50Q9 ABS HB BK23 STEA 1 S A T0023 BN96 04707A ASSY COVER P KNOB POWER C9 Q9 ABS HB 1 S N A T0023 BN64 00567A KNOB POWER ...

Страница 80: ...EAUX PLUS TM87C samsung 28p 1 T0079 BN94 01217B ASSY PCB MISC MAIN PS50Q91H PS50Q92H EU 1 T0175 BN96 04703A ASSY SPEAKER P 8ohm P9 Q9 15W 4P connect 1 T0764 BN44 00162A SMPS PDP TV HPS5053 SEM AC DC 460W AC100 1 T1910 BN96 04573A ASSY PDP MODULE P X MAIN 50HD W2 PL50HW0 1 T1911 BN96 04574A ASSY PDP MODULE P Y MAIN 50HD W2 PL50HW0 1 T1914 BN96 04578A ASSY PDP MODULE P ADDRESS E_BU 50HD W2 P 1 T1915...

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