Samsung PS50C62HX/XEC Service Manual
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Samsung PS50C62HX/XEC Service Manual

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SERVICE
PDP-TELEVISION
Refer to the service manual in the GSPN (see the rear cover) for the more information.
PDP-TELEVISION
Chassis : F33B(P_Europe_HD)_Lily2 Ready
Model : PS50C62HX/XEC
Manual
1. Precaution
2. Product Specification
3. Disassembly & Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. Wiring Diagram
7. Schematic Diagram
PS-50C62HX
CONTENTS

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Summary of Contents for Samsung PS50C62HX/XEC

  • Page 1 PDP-TELEVISION Chassis : F33B(P_Europe_HD)_Lily2 Ready Model : PS50C62HX/XEC SERVICE Manual PDP-TELEVISION CONTENTS 1. Precaution 2. Product Specification 3. Disassembly & Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram 7. Schematic Diagram PS-50C62HX Refer to the service manual in the GSPN (see the rear cover) for the more information.
  • Page 2 Mideast & Africa mea.samsungportal.com © Samsung Electronics Co., Ltd. Oct. 2007 This Service Manual is a property of Samsung Electronics Co.,Ltd. Printed in Korea Any unauthorized use of Manual can be punished under applicable AA82-04876A International and/or domestic law.

  • Page 3: Table Of Contents

    ■ 5-1 PS50C62HX/XEC Exploded View ........

  • Page 4: Chapter 1 Precaution

    When Check the AC power cord for possible damages. Keep voltage exceeds the specified limits, check each special the part or the lead away from any heat-emitting part. materials. Samsung Electronics...
  • Page 5 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. Samsung Electronics...

  • Page 6: Servicing Precautions

    AC source and turn the switch on. Connect the insu- lating resistance meter (500v) to the AC plug blade. The insulating resistance between the blade of the AC plug and that of the conductive material should be more than 1 ㏁. Samsung Electronics...

  • Page 7: Static Electricity Precautions

    These servicing instructions are for use by qualified service personnel only. To reduce the risk of electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. Samsung Electronics...

  • Page 8: Installation Precautions

    5. Make sure to turn the power off and unplug the power cord from the outlet before repositioning 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. Samsung Electronics...
  • Page 9 MEMO Samsung Electronics...

  • Page 10: Chapter 2 Product Specification

    2. Product Specification 2-1 Product Specification Features Block Specification Major IC Remark Tuner TDHG6-K02A ALPS PDP Module Samsung SDI W2A 42"HD / 50"HD SAMSUNG SDI Power Input Voltage: AC 100~240V, 50/60Hz Scaler Video MST69981 MSTAR Video Decoder Sound Sound AMP...

  • Page 11: Specifications Analysis

    1 Input 1 Input HDMI 1 Input 1 Input 2 Input 2 Input Scart 2 Input 2 Input 2 Input 2 Input Optical Coaxial For the power supply and power consumption, refer to the label attached to the product. Samsung Electronics...

  • Page 12: Accessories

    Accessories Item Item code Remark Remote Control BN59-00609A Batteries 4301-000103 Power Cord 3903-000145 Owner's Instructions BN68-01337B Samsung Service center Warranty Card BN68-00514E Registration Card AA68-03575D Safety Guide Manual AA68-03242K Ferrite Core for 3301-001110 Earphone/Power Cord Ferrite Core for 3301-001305 S-VIDEO/Power Cord...
  • Page 13 MEMO Samsung Electronics...

  • Page 14: Chapter 3 Disassembly & Reassembly

    3-1-2 Separation of ASSY PCB MISC-MAIN Part Name Description Description Photo Main ① Detach all connectors from the Main Board Board. ② Remove 4 screws. : PH,+,WWP,M3,L8,NI PLT ③ Remove the Main Board. Samsung Electronics...
  • Page 15 ② Remove 2 screws. ( : PH,+,WWP,M3,L8,NI PLT ③ Remove a screw. ( : BH,+,S,M4,L10,ZPC(BLK) ④ Remove FILTER-EMI AC LINE. 3-1-4 Separation of BRACKET-PCB Part Name Description Description Photo Bracket ① Remove a screw. : BH,+,S,M4,L10,ZPC(BLK) ② Remove the BRACKET-PCB. Samsung Electronics...
  • Page 16 50" ① Remove 2 screws. ( Wall : BH,+,B,M4,L3,ZPC(BLK) Bracket ② Remove 6 screws. ( : BH,+,S,M4,L10,ZPC(BLK) ③ Remove Wall Bracket. : Please lay the PDP panel face down on a soft surface when separating front cover. Samsung Electronics...
  • Page 17 : BH,+,WP,B,M4.0,L3,ZPC(BLK), SWRCH18A ② Remove the Speaker. 3-1-7 Separation of ASSY BOARD P-POWER&IR Part Name Description Description Photo Power ① Detach all connectors from the & Power&IR Board. IR Board ② Remove the Power&IR PCB unlocking the 2 holders. Samsung Electronics...
  • Page 18 ② Remove 8 screws. : PH,+,WWP,M3,L8,NI PLT ③ 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 part of the capacitor. Samsung Electronics...
  • Page 19 ② Remove 4 screws. : WSP,PH,+,M3,L8,NI PLT ③ Remove the Logic Main Board. 50" ① Detach all connectors from the Logic Logic Main Board. Board ② Remove 4 screws. : WSP,PH,+,M3,L8,NI PLT ③ Remove the Logic Main Board. Samsung Electronics...
  • Page 20 X-Board, press the upper and the lower sides of the connector. 42" ① Remove 4 screws. X-Main : PH,+,WWP,M3,L8,NI PLT Board ② Remove the X-Main Board. 50" ① Remove 4 screws. X-Main : PH,+,WWP,M3,L8,NI PLT Board ② Remove the X-Main Board. Samsung Electronics...
  • Page 21 Flat Cable ① Detach the 6 scan board connectors from the panel by pulling the holder from both the top and bottom ends. 42" ① Remove 3 screws. Y-Scan : PH,+,WWP,M3,L8,NI PLT Board 50" ① Remove 5 screws. Y-Scan : PH,+,WWP,M3,L8,NI PLT Board Samsung Electronics...
  • Page 22 Description Photo 42" ① Remove 4 screws. Y-Main : PH,+,WWP,M3,L8,NI PLT Board ② Detach all connectors from the Y-Main Board. 50" ① Remove 4 screws. Y-Main : PH,+,WWP,M3,L8,NI PLT Board ② Detach all connectors from the Y-Main Board. Samsung Electronics...
  • Page 23 ② Remove 3 screws. : PH,+,WWP,M3,L8,NI PLT ③ Remove the E-Board and F-Board. 50" ① Detach the all connectors from the Buffer buffer board. Board ② Remove 14 screws. : PH,+,WWP,M3,L8,NI PLT ③ Remove the E-Board and F-Board. 3-10 Samsung Electronics...
  • Page 24 ② Remove 4 screws. ( : BH,+,S,M4,L10,ZPC(BLK) ③ Remove the Side Panel Brackets. 3-1-14 Separation of ASSY PCB FUNCTION Part Name Description Description Photo Function ① Remove 2 screws. Board : BH,+,B,M4,L3,ZPC(BLK) ② Remove the Function Board. Samsung Electronics 3-11...
  • Page 25 MEMO 3-12 Samsung Electronics...

  • Page 26: Chapter 4 Troubleshooting

    - 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. Samsung Electronics...
  • Page 27 Is the Fuse (F801S) of the SMPS ① Replace Fuse (F801S) Power Input Part blown? SMPS CN801 ② Pin 3 : STB 5V Replace the SMPS Pin 2 PS-ON : Check to see if it is 0V Replace the Main Board Samsung Electronics...
  • Page 28 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. Samsung Electronics...
  • Page 29 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. Samsung Electronics...
  • Page 30 Is the output voltage of SMPS normal? ② (CN801 #13) Replace the SMPS Is the speaker output terminal of the Main Board normal? Replace the Main Board ③ Replace the Speaker Samsung Electronics...
  • Page 31 - Check the CVBS cable connection. - Check the power input of the Main board. Troubleshooting Procedures Is the antenna connection setting properly configured? Configure properly ① Replace the SMPS Check CN1101 pin2 for +33V Replace the Main Board Samsung Electronics...
  • Page 32 Abnormal Check the SUB2, QX801,QX802 Check the 5.3V : ICX808, QX806 Abnormal Multi : ICX803 : ICX805 18Vamp : ICX804 Normal VS-ON Abnormal Check the SUB1,QS801,QS802 Normal Check the Other board (Image Board or Driver Board) or Cable. Samsung Electronics...
  • Page 33 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 Samsung Electronics...
  • Page 34 F5004 for VCC F4004 for VDD F5005 for OUT_L F4005 for Ve Q4002~Q4003 SHORT SHORT Q5009~Q5021 FET/ Q4011~Q4016 FET/ D5005, D5007 Replace the Board Replace the Board DIODE D4004 DIODE D5008 D4006~D4008 Y-MAIN X-MAIN Normal State Normal State Samsung Electronics...
  • Page 35 FUSE Replace the Board FUSE Replace the Board F5004 for VCC F4004 for VDD F5005 for OUT_L F4005 for Ve SHORT SHORT Q4002~Q4003 Q5009~Q5021 Replace the Board Replace the Board Q4011~Q4016 Y-MAIN X-MAIN Normal State Normal State 4-10 Samsung Electronics...
  • Page 36 ④ Sustain Short (some horizontal lines appear to be linked on Video) [ Y-FPC ] Sustain Short (Discharging in unwanted Scan line) After Changing Y-buffer, Replace the Panel recheck the status There is a defect on the FPC Done (Defect is from Y-buffer) Samsung Electronics 4-11...
  • Page 37 Buffer Board and the Logic Main address data output section. Check the FFC connection status Check the detailed waveform Replace Logic Main / and control the signal waveform Address Buffer (E or F) / DONE Replace the Panel 4-12 Samsung Electronics...
  • Page 38 - Check the version of each program - Replace the Main board A blank upper (or lower) block Upper/Lower Y Buffer defect appears on the screen. - Replace the corresponding upper/lower buffers (E, F) Samsung Electronics 4-13...
  • Page 39 - 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 4-14 Samsung Electronics...
  • Page 40 No Power, Abnormal screen for each input source, PIP screen trouble, Sound trouble ASSY BOARD P-FUNCTION The side function key does not work properly 10 ASSY BOARD P-POWER&IR The remote control does not work properly, the LED does not work properly. <PDP 42”> <PDP 50”> Samsung Electronics 4-15...

  • Page 41: Adjustment

    ① Write down the value of HDMI White Balance of Factory Mode before replacing Board. ② PDP Option of Factory Mode → set the Factory Data Type item as the suitable value of relevant model. ③ Set the value of HDMI White Balance with the value written down before. 4-16 Samsung Electronics...
  • Page 42 ※ 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. Samsung Electronics 4-17...
  • Page 43 ON / OFF Language English English / German... Ch.Table SUWON SUWON / SESK / SEH / TTSEC TTX Group Lang OSD Lang OSD/ West Europe... IDTV_Country UK / France... PDP Filter EU SPU EU SPU PDP Group L24E_RS L25E_RS 4-18 Samsung Electronics...
  • Page 44 0 ~ 255 Ana Y Gain 0 ~ 255 Ana Pb Gain 0 ~ 255 Ana Pr Gain 0 ~ 255 Out R Offs 0 ~ 255 Out B Offs 0 ~ 255 Out G Offs 0 ~ 255 Samsung Electronics 4-19...
  • Page 45 ③ Sharpness Item Range Tv/AV/Scart H1 Gain H2 Gain H3 Gain H4 Gain V1 Gain V2 Gain D1 Gain D2 Gain Over Shoot2 Over Shoot3 Under Shoot2 Under Shoot3 Sub Color 5. Option Block ① FRC(Micronas) ② FRC2X 4-20 Samsung Electronics...
  • Page 46 Initial value Pattern Select 0 ~ 63 CDC Sw ON/OFF CDC Strengh Th 0~31 BRE Sw ON/OFF FRC Repeat Mode ON/OFF FRC DBG Mark On 0~15 FRC Bypass ON/OFF CDC L Gain 0~31 CDC U Gain 0~31 Samsung Electronics 4-21...
  • Page 47 DK S2M Threshold 0~255 FINE VOL 0~40 Detection Threshold Ext Volume Scale 0~100 Ext Prescale Speaker 0~255 R2E Scart2 Offset 0~40 NTP 3000 NTP Master Volume 0~48 NTP PWM Modulation 128~242 NTP DRC Thresh 0~127 NTP Speaker EQ ON/OFF 4-22 Samsung Electronics...
  • Page 48 DBG/MSTAR ON/OFF D-Watchdog ON/OFF UART Select OFF/MAIN/IDTV/LVDS ON FBE Select FBE2X FBE2X/FBE Tuner ALPS ALPS/SEMCO/AUTO Tuner TOP Semco 1~30 Tuner TOP Alps D.Gamma M.Gamma OFF/0.88/0.95¡¦ A-Watchdog ON/OFF Hp Detect LOW/HIGH PDP FRC ON/OFF WM Calib ON/OFF Samsung Electronics 4-23...
  • Page 49 0 ~ 255 C2_B_OFFS 0 ~ 255 Movie Contr 0 ~ 100 Movie Brigh 0 ~ 100 Movie Color 0 ~ 100 Movie Sharp 0 ~ 100 Mv BackLight 0 ~ 100 11. Checksum xxxx 12. Reset 4-24 Samsung Electronics...
  • Page 50 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 ) Samsung Electronics 4-25...
  • Page 51 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)
  • Page 52 - Adjust red offset ('x') and blue offset ('y') to the color coordinates. Low light Measurement point ( SAMSUNG WHITE BALANCE Adjustment PATTERN with FPD ) * 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.
  • Page 53 ASSY PDP MODULE P-Y-MAIN SCAN BUFFER ASSY PDP MODULE P-ADDRESS E BUFFER ASSY PDP MODULE P-ADDRESS F BUFFER ※ When replacing the SMPS or PDP panel, you have to check the voltage printed on the panel sticker and adjust it. 4-28 Samsung Electronics...
  • Page 54 (If you do not adjust the voltage, an abnormal discharge symptom may appear.) Value Board Adjustment Vset SMPS Vscan -190 SMPS Voltage Label 2. A point of adjusting SMPS-MAIN voltage. Vs Adjustment Vs Test point Va Test point Va Adjustment Samsung Electronics 4-29...
  • Page 55 Troubleshooting Y-RR and Y-FR controls ■ ■ Test Point Set the main reset (rising : 60usec, falling : 80usec) by change the value of variable resistor. 60usec 80usec Rising ramp variable resistor Falling ramp variable resistor 4-30 Samsung Electronics...

  • Page 56: Upgrade

    ConnectSet(Service Jack)and Jig Cable to execute Program Update. 2. Flash Downloader program update - Turn on the TV Set - Click "Connect" icon on the MSTAR tool. - Click "Read", and Choose a new S/W. - Click "Auto", and "Run" Samsung Electronics 4-31...
  • Page 57 2. Option Table(Service) 8. Adjust 3. White Balance 9. Bus Stop 4. MST68981 10. W/B Movie 5. Option Block 11. Checksum 6. Sound 12. Reset 13. Spread Spectrum T-LIL2PEUMD-XXXX S/W Version Month/ Day/ Year Hour/ Min/ Sec 4-32 Samsung Electronics...
  • Page 58 MEMO Samsung Electronics 4-33...

  • Page 59: Chapter 5 Exploded View & Part List

    Exploded View & Part List 5. Exploded View & Part List 5-1 PS50C62HX/XEC Exploded View Samsung Electronics...
  • Page 60 ASSY PDP MODULE P S50HW-YB02,PL50HW026A, T0059 BN64-00461A INDICATOR LED 42P7,PMMA S.N.A T0061 BN64-00462A WINDOW-REMOCON 42P7,ACRYL,5% S.N.A T0074 BN59-00609A REMOCON JASMINE / LILY,TM86,samsung 24p+ T0079 BN94-01155C ASSY PCB MISC-MAIN PS50C62H,EU,F33B,F33B T0175 BN96-02785A ASSY SPEAKER P 8ohm,Twister,42inch,10W T0268 3903-000145 CBF-POWER CORD DT,EU,FP3/YES,U(IEC C13-R T0456 BN67-00134A...

  • Page 61: Ps50C62Hx/Xec Service Item

    Exploded View & Part List 5-2 PS50C62HX/XEC Service Item ※ This is the list which is available to repair the real material at the time of service. Loc. No. Code No. Description Specification Q'ty Remark CIS3 BN40-00099A TUNER HTM-6C/235S,HTM-6C/235S,PAL BG,DK,...

  • Page 62: Chapter 6 Wiring Diagram

    CN807 CN5501 CN4001 CN4004 CN5409 CN2006 CN2001 CN2000 CN5412 CN5502 CN5701 CN2002 CN2003 LOGIC BOARD CN2028 CN2004 AC-INLET CN5503 E-BUFFER F-BUFFER CN2509 CN2500 CN2600 CN2609 CN2610 CN2510 CN2202_HD FUNCTION CN1101 MAIN BOARD CN1605_PDP CN1606 CN1203 POWER SW SPEAKER Samsung Electronics...
  • Page 63 CN1606 CN1203 POWER SW SPEAKER ※ The code number of cable(Lead-connector) can be changed, see "5. Exploded View & Part List." ① LVDS 31P-30P ② POWER 24P ⑪ AC_INPUT 42" - 2901-001378 Code BN39-00859A BN39-00881A 50" - 2901-001340 Photo Samsung Electronics...
  • Page 64 KEY_INPUT2 5.3V ⑨ ⑩ ⑪ 5.3V LED_CTRL CN1203(MAIN B'D) CN1605(MAIN B'D) CN800(SMPS) ↔ ↔ ↔ SPEAKER FUNCTION AC INLET Pin No. Signal Pin No. Signal Pin No. Signal R+_OUT KEY_INPUT1 AC Neutral R-_OUT KEY_INPUT2 L+_OUT AC Live L-_OUT Samsung Electronics...
  • Page 65 Power input connect(24Pin) from SMPS CN2202_HD CN2202_HD Image signal(LVDS) connect(30pin) for Logic board CN1605_PDP CN1605_PDP Function input(source,ch up/down...) connect on Main board CN1606 CN1606 Power SW input connect on Main Board CN1203 CN1203 Speak out connect on Main Board Samsung Electronics...

  • Page 66: Chapter 7 Schematic Diagram

    Connects to the Y terminal block, 1) provides maintaining voltage waveform (including ERC), 2) provides Y Rising, Falling Ramp waveforms, and 3) maintains the Vscan bias. ■ Address Buffer Board It delivers the data signal and control signal to the TCP. Samsung Electronics...
  • Page 67 MEMO Samsung Electronics...
  • Page 68 Schematic Diagram 7-2 Schematic Diagram 7-2-1 Power This Document can not be used without Samsung’s authorization. Power Samsung Electronics...
  • Page 69 Schematic Diagram 7-2-2 Sound Processing This Document can not be used without Samsung’s authorization. Power " 0 Samsung Electronics...
  • Page 70 Schematic Diagram 7-2-3 Input & Output Jack I This Document can not be used without Samsung’s authorization. Power & Samsung Electronics...
  • Page 71 Schematic Diagram 7-2-4 Input & Output Jack II This Document can not be used without Samsung’s authorization. Power " 0 " 0 & " 0 Samsung Electronics...
  • Page 72 Schematic Diagram 7-2-5 MST68980BL (Scaler) This Document can not be used without Samsung’s authorization. Power Samsung Electronics...
  • Page 73 Schematic Diagram 7-2-6 SVP-UX (Scaler) This Document can not be used without Samsung’s authorization. Power > - > - Samsung Electronics...
  • Page 74 Schematic Diagram 7-2-7 DTV Reset & AV out This Document can not be used without Samsung’s authorization. Power Samsung Electronics...
  • Page 75 Schematic Diagram 7-2-8 DTV Memory & EMMA2SL This Document can not be used without Samsung’s authorization. Power & v i t Samsung Electronics 7-10...
  • Page 76 Schematic Diagram 7-2-9 PCMCIA & EMMA2SL This Document can not be used without Samsung’s authorization. Power & v i t v i t v i t v i t 7-11 Samsung Electronics...

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