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Samsung PL42B450B1XZD Service Manual Download Page 25

Troubleshooting

4-10

Samsung Electronics

■

■

No Video

Symptom 

- A normal/cable network analog broadcast screen is blank or abnormal but OSD is 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 CN1001 pin2 for +5V

Replace the Main Board

①

No

No

Yes

Yes

Leandro 

Palmeira

Summary of Contents for PL42B450B1XZD

Page 1: ...y 4 Troubleshooting 5 Exploded View Part List 6 Wiring Diagram SERVICE Manual PL42B450B1 PL50B450B1 PLASMA DISPLAY TV Chassis F67A N_HD _B450 Model PL42B450B1XZD PL50B450B1XZD Refer to the service manual in the GSPN see the rear cover for the more information L e a n d r o P a l m e i r a ...

Page 2: ...g Electronics Co Ltd Apr 2009 Printed in Korea AA82 05826A 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 L e a n d r o P a l m e i r a ...

Page 3: ...ns Analysis 2 3 2 3 Accessories 2 4 Chapter 3 Disassembly Reassembly 3 1 Overall Disassembly Reassembly 3 1 Chapter 4 Troubleshooting 4 1 Troubleshooting 4 1 4 2 Adjustment 4 18 4 3 Upgrade 4 38 Chapter 5 Exploded View Part List 5 1 PL42B450B1XZD Exploded View 5 1 5 2 PL50B450B1XZD Exploded View 5 3 5 3 PL42B450B1XZD Service Item 5 5 5 4 PL50B450B1XZD Service Item 5 6 Chapter 6 Wiring Diagram 6 1 ...

Page 4: ...sformers 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 it Measure the ...

Page 5: ...other 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 L e a n d r o P a l m e ...

Page 6: ... 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 last 9 Beware o...

Page 7: ...g 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 short to the enti...

Page 8: ...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 and install a ...

Page 9: ...1 6 Samsung Electronics MEMO L e a n d r o P a l m e i r a ...

Page 10: ... inches without stand 48 0 x 12 4 x 31 8 inches with stand Weight 53 1 lbs without stand 61 2 lbs with stand 69 0 lbs without stand 77 1 lbs with stand PC Resolution 1024 x 768 75Hz 1360 x 768 60Hz Power consumption 250W 370W Voltage AC 100 240V 60Hz ANTENNA input ANT AIR IN 75Ω unbalanced VIDEO input AV1 AV2 COMPONENT1 480i 480p 720p 1080i 1080p COMPONENT2 480i 480p 720p 1080i 1080p PC HDMI1 480p...

Page 11: ...ication 2 2 Samsung Electronics New Features explanation Anynet Anynet is an AV network system that enables you to control all connected Samsung AV devices with your Samsung TV s remote L e a n d r o P a l m e i r a ...

Page 12: ...kg 31 kg 37 kg Picture Brightness 1 500 Cd m2 1 300 Cd m2 1 500 Cd m2 1 500 Cd m2 Contrast Ratio 10000 1 10000 1 10000 1 10000 1 Picture Enhacer X X FBE3 FBE3 Comb Filter Audio Equalizer 5 Band 5 Band 5 Band 5 Band Auto Volume Control Surround Sound SRS TruSurround HD SRS TruSurround HD SRS TruSurround XT SRS TruSurround XT Speaker Output 10W 10W 10W 10W 10W 10W 10W 10W Features PIP Double Window ...

Page 13: ...000195 Owner s Instructions BN68 01924A Warranty Card Registration Card Safety Guide Manual Cloth Clean BN63 01798B Ferrite Core for Power Cord 3301 001305 Cover Bottom Screws 2ea BN63 05300A 6003 001621 Sold Separately HDMI Cable 9 843 feet BN39 00641A Electronics Store Internal shopping mall HDMI DVI cable 9 843 feet BN39 00643A Component Cables RCA 4 171 feet BN39 00279A L e a n d r o P a l m e...

Page 14: ...onics 2 5 Accessories Item Item code Remark Sold Separately PC Cable 6 004 feet BN39 00115A Electronics Store Internal shopping mall PC Audio Cable 6 562 feet BN39 00061B Antenna Cable 9 843 feet BN39 00333A L e a n d r o P a l m e i r a ...

Page 15: ...2 6 Samsung Electronics MEMO L e a n d r o P a l m e i r a ...

Page 16: ...le 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 L e a n d r o P a l m e i r a ...

Page 17: ...cted or the Main Board or SMPS is not functioning 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 Replace the Main Board Troubleshooting Procedures Is the AC IN socket connector and the SMPS CN800S connected Insert the AC in connector and the SMPS CN800S connector Is the Fuse F801S of the SMPS...

Page 18: ...PS is not functioning 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 Replace the Main Board Troubleshooting Procedures Is the AC IN socket connector and the SMPS CN800S connected Insert the AC in connector and the SMPS CN800S connector Is the Fuse F801S of the SMPS Power Input Part blown Repl...

Page 19: ...emblies 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 the symptom co...

Page 20: ...emblies 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 the symptom co...

Page 21: ...as CN810 CN809 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 Check the LED operation of Logic Board Is it normally operating Check the output of LVDS Is it normally operating Check the each output of the SMPS Is ...

Page 22: ...as CN810 CN809 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 Check the LED operation of Logic Board Is it normally operating Check the output of LVDS Is it normally operating Check the each output of the SMPS Is ...

Page 23: ...d 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 Yes L e a n d r...

Page 24: ...d 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 Yes L e a n d r...

Page 25: ...cklist 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 CN1001 pin2 for 5V Replace the Main Board No No Yes Yes L e a n d r o P a l m e i r a ...

Page 26: ...en 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 Buffer TCP Drive ...

Page 27: ...hooting Procedure in Abnormal Conditions No Display No Display is related with Y MAIN X MAIN Logic Main and so on This page shows you how to check the boards and the following pages show you how to find the defective board L e a n d r o P a l m e i r a ...

Page 28: ... Image is on Screen except abnormality in Sustain or Address Abnormal Display is related with Y MAIN X MAIN Logic Main and so on This page shows you how to check the boards and the following pages show you how to find the defective board L e a n d r o P a l m e i r a ...

Page 29: ...Address Open Short Address Open and Short is related with Logic Main Logic Buffer FFC TCP film and so on This page shows you how to check the boards and the following pages show you how to find the defective board L e a n d r o P a l m e i r a ...

Page 30: ...ffers 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 lower buffers E F L e ...

Page 31: ... 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 L e a n d r o P a l m e i r a ...

Page 32: ...LOGIC MAIN Blank screen Screen noise 5 ASSY PDP MODULE P Y MAIN SCAN BUFFER Row Bar screen is blank 42 Only 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 FUNC...

Page 33: ... 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 Factory Data Type item ...

Page 34: ...evel 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 If you exit Service ...

Page 35: ...WB ADC Item Default data Range AV Calibration Success Success Failure Comp Calibration Success Success Failure PC Calibration Success Success Failure HDMI Calibration Success Success Failure Item Default data Range 1st_AV_Low 18 0 255 1st_AV_High 220 0 255 1st_AV_Delta 1 0 255 1st_COMP_Low 16 0 255 1st_COMP_High 235 0 255 1st_COMP_Delta 1 0 255 1st_PC_Low 2 0 255 1st_PC_High 253 0 255 1st_PC_Delta...

Page 36: ... 136 134 136 192 0 255 1st_PC_G_Offset 136 134 136 192 0 255 1st_PC_B_Offset 107 67 100 32 0 255 2nd_R_Offset 107 67 100 32 0 255 2nd_G_Offset 107 67 100 32 0 255 2nd_B_Offset 136 134 136 192 0 255 2nd_R_Gain 136 134 136 192 0 255 2nd_G_Gain 136 134 136 192 0 255 2nd_B_Gain 107 67 100 32 0 255 ADC RESULT WB Factory Name Default data Range AV RF Component HDMI DTV HDMI PC PC Sub Brightness 128 128 ...

Page 37: ...Off On Off EDID WRITE ALL Success Success Failure EDID WRITE Success Success Failure EDID WRITE Success Success Failure EDID WRITE Success Success Failure EDID WRITE Success Success Failure EDID WRITE Success Success Failure EDID VERSION HDMI 1 3 HDMI 1 2 HDMI 1 3 L e a n d r o P a l m e i r a ...

Page 38: ... Middle Low Middle High Strong EER Count WM Calib Panel Enter Key Panel Display Time 0Hr CHECKSUM 0x0000 View Log Font Data Viewer Dimm Type EXT INT EXT INT_NEG INT_POS Gamma Off Off 0 85 0 88 0 90 0 93 0 95 0 98 Carrier Mute on On Off Anynet On On Off HPD Polarity High Devi Off On Off Volum Curve NT NT EU EA HotPlug Delay 9 0 63 HP Ident Low Low High PC Ident On On Off Language China Info Live Wa...

Page 39: ...efault data Range Hotel Mode Off On Off Power On Channel 3 Power On Band Air Air STD HRC IRC Power On Source TV TV COMP HDMI1 HDMI2 HDMI3 HDMI4 Power On Volume 0 0 100 Min Volume 0 0 100 Max Volume 100 0 100 Panel Button Lock Off On Off Power Pic Menu Lock Off On Off Music Mode AV Off On Off Music Mode PC Off On Off Music Mode Comp Off On Off Music Mode BLU Off On Off Menu Display off On Off Power...

Page 40: ...Advanced Enter 0 key four times FBE Item Default data Range Pattern Select 0 B Slope Gain 50 B Tilt Min 40 B Tilt Max 140 Lfunc Basis 80 Hfunc Basis 85 Mean Offset1 30 Mean Offset2 235 Mean Slope 112 ACR Offset 15 ACR Th1 10 ACR Th2 110 Skin Enable 1 Skin Uv 138 Mskin Uv 140 Sub Color 128 Msub Color 112 L e a n d r o P a l m e i r a ...

Page 41: ...r 0 255 W1_RGAIN 0 255 W1_BGAIN 0 255 W1_ROFFS 0 255 W1_BOFFS 0 255 W2_RGAIN 0 255 W2_BGAIN 0 255 W2_ROFFS 0 255 W2_BOFFS 0 255 N_RGAIN 0 255 N_BGAIN 0 255 N_ROFFS 0 255 N_BOFFS 0 255 Movie Contr 3 100 Movie Brigh 2 100 Movie Color 1 100 Movie Sharp 0 100 Movie Tint 0 50 Movie BkLight 0 10 M Gamma Off 0 85 0 88 0 90 0 93 0 95 0 98 M1 M2 M3 M4 M_Sub Gamma 3 3 L e a n d r o P a l m e i r a ...

Page 42: ...c Dimming Off On Off LNA Plus Power Key Protect Off On Off Uart Select Auto Wall Debug Mode Debug Off Back End Mute PDP FRC Visual Test Disable Standby Mode Time 45 Min Delete alt ver 2 Flash OTA confirm Time 90 Min 2 Min 90 Min OTA limit Time 3 Hour 3 Min 3 Hour Dynamic CE Off On Off FWC 1080p 48Hz On On Off PWM Max 100 1 100 Quick Start Off On Off DTV LNA Auto Auto On Off HDCP Download Test Patt...

Page 43: ..._Delay Item Default data Range PAL BG 1 0 3 PAL DK 1 0 3 PAL I 1 0 3 SECAM BG 4 0 7 SECAM DK 4 0 7 SECAM I 4 0 7 NTSC 358 1 0 3 NTSC 443 1 0 3 AV PAL 1 0 3 AV SECAM 4 0 7 AV NT358 1 0 3 AV NT443 1 0 3 AV PAL60 1 0 3 L e a n d r o P a l m e i r a ...

Page 44: ...0 3F H3 Gain 10 10 C 8 8 8 C 8 8 8 0 3F H4 Gain 8 8 8 8 8 8 8 8 8 8 0 3F V1 Gain 20 20 20 20 20 20 20 20 20 8 0 3F V2 Gain 12 12 12 8 12 8 12 8 8 8 0 3F H overshoot 20 20 20 FF 20 FF 20 FF FF 0 0 FF V overshoot 20 20 20 20 20 20 20 20 20 0 0 FF H undershoot 20 20 20 FF 20 FF 20 FF FF 0 0 FF V undershoot 20 20 20 20 20 20 20 20 20 0 0 FF Coring TH2 1 1 1 1 1 1 1 1 1 0 0 F Coring TH1 1 1 1 1 1 1 1 1...

Page 45: ...180 0 255 PQ Others Item Default data Range 7 5 IRE NTSC On On Off 7 5 IRE 0 0 60 Factory Name RFAV Comp SDHDMI SDDTV SD COMP HDHDMI HDDTV HD RFAV Comp SDHDMI SDDTV SD COMP HDHDMI HDDTV HD PC HDMI PC Range Native Native Native Auto Auto Auto Color Space Red Sat 4 4 4 0 0 0 0 0 F Red Hue 40 40 40 40 40 40 40 0 7F Green Sat 7 7 7 0 0 0 0 0 F Green Hue 7F 7F 7F 40 40 40 40 0 7F Blue Sat A A A 0 0 0 0...

Page 46: ...efault data Range EEPROM RESET off On Off NVR ALL Clear off On Off LNA Plus Item Default data Range RF dB1 Level 0 0 255 RF dB2 Level 3 0 255 RF dB3 Level 6 0 255 RF dB4 Level 12 0 255 5 Expert Item Default data Range N D ADJ SOURCE L e a n d r o P a l m e i r a ...

Page 47: ...ern 4 Use Equipment CA210 Master MSPG925 Generator Use other equipment only after comparing the result with that of the Master equipment Chess Pattern Input mode Calibration Pattern CVBS IN Model_ 1 Perform in NTSC B W Pattern 24 Lattice Component IN Model_ 6 Perform in 720p B W Pattern 24 Lattice PC Analog IN Model_ 21 Perform in VESA XGA 1024x768 B W Pattern 24 Lattice HDMI IN Perform in 720p B ...

Page 48: ... returns to the high level menu 8 You can see the change of the Comp Calibration status 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 Select the Calibration menu 5 Select the PC Calibration menu 6 In PC Calibration Off status press the key to perform Calib...

Page 49: ... Enter the White Balance menu of service mode Contact CA 210 sensor to glass filter Adjust the low light Adjust Sub Bright LBE to set the Y value Adjust R Offset x and B Offset y to the color coordinates Do not adjust G Offset data Adjust the high light Adjust Sub Contrast LBE to set the Y value Adjust R Gain x and B Gain y to the color coordinates Do not adjust the G gain data SAMSUNG WHITE BALAN...

Page 50: ... L T K MPCD CVBS NTSC H L 278 FIX 10 500 0 Sub_CT 128 L L 278 10 5 cd 11 000 3 3 0 Ft COMP 720P H L 278 FIX 10 500 0 Sub_CT 128 L L 278 10 3 cd 11 000 6 3 0 Ft HDMI 720P H L 278 FIX 10 500 0 Sub_CT 128 L L 278 10 3 cd 10 500 0 3 0 Ft L e a n d r o P a l m e i r a ...

Page 51: ...ter 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 ADDRESS F BUFFER ASSY...

Page 52: ...d Adjustment Vs 207 SMPS Va 54 Vset Ve 95 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 L e a n d r o P a l m e i r a ...

Page 53: ...grade off on Insert the usb memory stick to the service port The banner OSD Upgrade version to version is displayed Select Yes Probably usb memory stick and ir led twinkle slowly that means erasing old file and then they twikle fastly start upgrading after 2minute automatically turn the power off and on On factory mode check the s w version select option from the menu Select pdp group P45A_42SP or...

Page 54: ...MEMO Samsung Electronics 4 39 L e a n d r o P a l m e i r a ...

Page 55: ...tronics 5 1 Exploded View Part List 5 Exploded View Part List 5 1 PL42B450B1XZD Exploded View M0112 T0003 T0456 T0603 M0150 M0027 M0146 M0149 M0523 T0044 T0289 M0412 M0014 M0013 FT532 L e a n d r o P a l m e i r a ...

Page 56: ...SY BRACKET P FILTER SIDE PB450 42 SECC 2 S N A M0149 BN96 10198A ASSY BRACKET P FILTER TOP PB450 42 SECC 1 S N A M0150 BN96 10199C ASSY BRACKET P FILTER BOTTOM PB450 42 SE 1 S N A M0412 BN96 10232A ASSY BRACKET P PCB PB450 42 SECC T0 6 1 S N A M0523 BN96 10231D ASSY BRACKET P PCB PB450 42 SE 1 S N A T0003 BN96 10203B ASSY COVER P FRONT PB450 42 ABS PMMA HB 1 S A T0044 BN96 10451B ASSY PDP MODULE P...

Page 57: ...Samsung Electronics 5 3 Exploded View Part List 5 2 PL50B450B1XZD Exploded View M0112 T0003 T0456 T0603 M0146 M0149 T0044 M0027 M0523 M0412 T0289 FT532 M0014 M0013 M0150 L e a n d r o P a l m e i r a ...

Page 58: ...CKET P FILTER SIDE PB450 50 SECC 2 S N A M0149 BN96 10233A ASSY BRACKET P FILTER TOP PB450 50 SECC 1 S N A M0150 BN96 10234C ASSY BRACKET P FILTER BOTTOM PB450 50 SE 1 S N A M0412 BN96 10232A ASSY BRACKET P PCB PB450 42 SECC T0 6 1 S N A M0523 BN96 10231D ASSY BRACKET P SUPPORT STAND PB450 42 SE 1 S N A T0003 BN96 10204B ASSY COVER P FRONT PB450 50 ABS PMMA HB 1 S A T0044 BN96 09790A ASSY PDP MODU...

Page 59: ...2835 28 1 T0003 BN96 10203B ASSY COVER P FRONT PB450 42 ABS PMMA HB 1 T0037 BN96 09753A ASSY PDP P LOGIC MAIN BOARD S42AX YB07 P 1 T0044 BN96 10451B ASSY PDP MODULE P SA42AX YD11 PP42AB057A 1 T0045 BN96 09749A ASSY PDP P X MAIN BOARD S42AX YB07 PL42A 1 T0045 BN96 09750A ASSY PDP P X MAIN BUFFER BOARD S42AX YB0 1 T0262 BN96 09751A ASSY PDP P Y MAIN BOARD S42AX YB07 PL42A 1 T0764 BN44 00273A SMPS PD...

Page 60: ...COVER P FRONT PB450 50 ABS PMMA HB 1 T0037 BN96 09739A ASSY PDP P LOGIC MAIN BOARD S50HW YB04 P 1 T0039 BN96 09741A ASSY PDP P ADDRESS F BUFFER BO S50HW YB0 1 T0044 BN96 09790A ASSY PDP MODULE P S50HW YD11 PP50HB056A 1 T0045 BN96 09736A ASSY PDP P X MAIN BOARD S50HW YB04 PL50H 1 T0045 BN96 09737A ASSY PDP P X MAIN BUFFER BOARD S50HW YB0 1 T0262 BN96 09738A ASSY PDP P Y MAIN BOARD S50HW YB04 PL50H ...

Page 61: ...Samsung Electronics 5 7 MEMO L e a n d r o P a l m e i r a ...

Page 62: ...CN809 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 CN2609 CN2000 CN2001 CN2006 SPEAKER CN801 CN2002 CN202P CN201 CN401 MAIN BOARD 8 9 10 11 CN2028 5 6 7 CN101 CN902 2 CN2003 E BUFFER CN2500 CN2509 1 4 42 Overall Wiring L e a n d r o P a l m e i r a ...

Page 63: ...SCAN LOW CN2609 CN2003 CN2000 CN2001 CN2006 CN2005 SPEAKER CN801 CN2002 MAIN BOARD CN2500 CN2509 E BUFFER 6 7 8 10 11 9 2 1 AC INLET CN202P CN201 CN401 CN101 CN902 4 5 50 Overall Wiring The code number of cable Lead connector can be changed see 5 Exploded View Part List Wiring Diagram 6 2 Samsung Electronics Use LVDS POWER CABLE AC INLET Code 42 BN96 07158K 50 BN96 07158F BN39 00827A BN96 07190A P...

Page 64: ...D_15Vamp 17 GND_15V 6 GND_15Vamp 18 GND_15V 7 15Vamp 19 D15V 8 15Vamp 20 GND_15V 9 GND_5 3V 21 D15V 10 GND_5 3V 22 D15V 11 GND_5 3V 23 AC_DET 12 GND_5 3V 24 NC Vt 6 1 1 Pin Connection CN810 SMPS CN5707_42 Y B D CN5407_50 Y B D Pin No Signal 1 Vs 2 Vs 3 GND 4 Vg 5 GND 6 Va CN809 SMPS CN4701 X B D Pin No Signal 1 Vs 2 Vs 3 GND 4 GND 5 Vg CN807 SMPS CN2000 LOGIC B D Pin No Signal 1 D5 3V 2 D5 3V 3 GN...

Page 65: ...N4002 CN4002 Horizontal X scan line of Module and X scan Connect first Block CN4001 CN4001 Horizontal X scan line of Module and X scan Connect second Block CN4000 Horizontal X scan line of Module and X scan Connect third Block CN2000 CN2000 Power input connect 10pin of Logic Board from SMPS CN2001 CN2001 Image signal LVDS connect 41pin of Logic board from Main Board CN2002 CN2002 Y Drive control s...

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