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Samsung P42HN Service Manual

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SERVICE
PDP-MONITOR
Refer to the service manual in the GSPN (see the rear cover) for the more information.
PDP-MONITOR
Chassis : D84A(NP_FHD)_Kailas
Model : PH42KLTLBC/XF
Manual
1. Precaution
2. Product Specification
3. Disassembly & Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. Wiring Diagram
7. Schematic Diagram
P42HN
CONTENTS

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Summary of Contents for Samsung P42HN

  • Page 1 1. Precaution 2. Product Specification 3. Disassembly & Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram 7. Schematic Diagram P42HN Refer to the service manual in the GSPN (see the rear cover) for the more information.
  • Page 2 Asia asia.samsungportal.com Mideast & Africa mea.samsungportal.com © Samsung Electronics Co.,Ltd. Feb. 2009 This Service Manual is a property of Samsung Electronics Co.,Ltd. Printed in Korea Any unauthorized use of Manual can be punished under applicable AA82-05693A International and/or domestic law.

  • Page 3: Table Of Contents

    Table of Contents 1. Precaution 1-1 Safety Precautions ..............................1-1 1-2 Servicing Precautions ..............................1-3 1-3 Static Electricity Precautions ............................1-4 1-4 Installation Precautions ...............................1-5 2. Product Specification 2-1 Product Specification ..............................2-1 2-2 Specifications Analysis ..............................2-2 2-3 Accessories .................................2-3 3. Disassembly & Reassembly 3-1 Overall Disassembly &...
  • Page 4                                                       ...
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  • Page 8      ! ! ! !     #          " #           ...
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  • Page 10         ...
  • Page 11      ! ! ! !   $%&' $%&' $%&' $%&' #       " # "       #       " #         ...
  • Page 12   ( ( ( (             ...
  • Page 13    ...
  • Page 14 Exploded View & Part List 5. Exploded View & Part List 5-1 PH42KLTLBC/XF Exploded View Samsung Electronics...
  • Page 15 T0175 BN96-06822F ASSY SPEAKER P 8ohm,Kailas,LFD 42”,5W,2p T0175 BN96-06822G ASSY SPEAKER P 8ohm,Kailas,LFD 42”,5W,2p T0312 BN96-02130K ASSY COVER P-REAR SUB 42M8,Kailas,SECC T T0448 BN96-08130C ASSY BRACKET P-WALL LEFT 42M8,SECC,T2.0 S.N.A T0456 BN67-00174A GLASS-FILTER EMI 42” with Black Ceramic, Samsung Electronics...
  • Page 16 BN96-06822F ASSY SPEAKER P 8ohm,Kailas,LFD 42”,5W,2p T0175 BN96-06822G ASSY SPEAKER P 8ohm,Kailas,LFD 42”,5W,2p T0262 BN96-06759A ASSY PDP P-Y-MAIN BOARD PL42AX030A,42HD T0764 BN44-00206A SMPS-PDP TV W3 PDP SMPS,SEM,AC/DC,406.6W T0909 BN94-01991G ASSY PCB MISC-NETWORK LH40MGTL BN44-00230A SMPS-LCD MOINITOR SUB PN098STS-VF,POWER, Samsung Electronics...

  • Page 17: Precaution

    These two grounding systems are separated in the circuit using an unbreakable/unchangeable insulation material. 8. When any parts, material or wiring appear overheated or damaged, replace them with new regular ones immediately. When any damage or overheating is detected, correct this immediately and make a regular check of possible errors. Samsung Electronics...
  • Page 18 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 19: Servicing Precautions

    11. Due to the nature of plasma display panels, partial after-images may appear if a still picture is displayed on the screen for a long period of time. This is caused by brightness deterioration due to the storage effect of the panel, and to prevent this from happening, we recommend that the brightness and contrast are reduced. (e.g.) Contrast: 25, Brightness: 50 Samsung Electronics...

  • Page 20: 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 21: Installation Precautions

    A rise in temperature within the product may cause fire. 8. When moving a PDP with removable speakers, detach the speakers first before moving the main body. Moving the PDP main body without separating the speakers may cause the speakers to detach, possibly causing damage or injury. Samsung Electronics...
  • Page 22 MEMO Samsung Electronics...

  • Page 23: Product Specification

    DVI IN - DVI-D type HDMI IN VIDEO IN - L/R AUDIO input AUDIO (STEREO JACK FOR RGB/DVI/HDMI INPUT) Internal Speaker Audio Output 42” - 5W + 5W 50” - 10W + 10W External control RS232C - IN/OUT (D-SUB, 9P) Samsung Electronics...

  • Page 24: Specifications Analysis

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

  • Page 25: Accessories

    Item Item code Remark Remote Control BN59-00752A Batteries 4301-000103 Power Cord 3903-000082 Owner’s Instructions BN59-00779A Samsung Service center Warranty Card Registration Card Safety Guide Manual Ferrite Core for 3301-001201 Power Cord PC Cable BN39-00115A BN96-02969B (Left) Stand Base BN96-02968B (Right)
  • Page 26 MEMO Samsung Electronics...
  • Page 27                       ...
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  • Page 42   +,-.'(  +,-.'(  +,-.'(  +,-.'(                                                                      ...
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  • Page 50    $5678 $5678 $5678 $5678 )  +")"      ; < )      *")" )      )" )      )"       )     )& + &  : )  +")"      ; < )      *")" )      )" )      )"       )     )&  + & )     )& + &  ...
  • Page 51   349 349 349 349      !     "    !#$  #  !%"&      ...
  • Page 52    '  &       && &                                                                     .=;>4 =;>4  ...
  • Page 53      +,:;< +,:;<  => => +,:;< +,:;< => =>   +,?@AB +,?@AB +,?@AB +,?@AB +"  ...

  • Page 54: Wiring Diagram

    CN5408 Y-DRIVE CN800 CN801 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 FUNCTION CN500 CN1101 CN701 CN101 MAIN BOARD Samsung Electronics...

  • Page 55: Exploded View & Part List

    Wiring Diagram ※ The code number of cable(Lead-connector) can be changed, see “5. Exploded View & Part List.” Code Photo LVDS BN96-07611J POWER BN39-01088A AC_INPUT 2901-001530 Samsung Electronics...
  • Page 56 FGND START_OPT FBE_ODD_TX2+_P FGND FGND LOGIC_TX_P FBE_ODD_TX2-_P FGND FGND FGND FGND B13VS FGND LOGIC_RX_P FBE_ODD_TX1+_P B13VS B13V FGND FBE_ODD_TX1-_P FGND B13V 3D_SYNC FGND FGND B13V FBE_ODD_TX0+_P FGND WP_I2C_READY FBE_ODD_TX0-_P FGND FGND FBE_ODD_TX4+ FBE_ODD_TX3+_P FBE_ODD_TX4- FBE_ODD_TX3-_P FBE_ODD_TX5+ FGND FBE_ODD_TX5- Samsung Electronics...
  • Page 57 CN5707(Y B CN4701(X B CN2000(LOGIC B Description Description Description Description STD5V VS_ON FGND PS_ON LED_STB BUZZER D5.3V KEY_INPUT1 KEY_INPUT2 FGND D5.3V D5.3V LED_CNTR ⑦ ⑧ CN500(MAIN B’D CN800(SMPS) ↔ ↔ FUNCTION AC INLET Description Description AC Neutral AC Live Samsung Electronics...
  • Page 58 CN2609 CN2609 Va(63V), 5.3V Power input connect(3Pin) from SMPS CN1101 CN1101 Power input connect(24Pin) from SMPS CN701 CN701 Image signal(LVDS) connect(31pin) of main board from Logic board CN500 CN500 Function input(source,ch up/down…) and IR connect on Main board Samsung Electronics...
  • Page 59 MEMO Samsung Electronics...

  • Page 60: 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 61 MEMO Samsung Electronics...
  • Page 62 Schematic Diagram 7-2 Schematic Diagram 7-2-1 Option This Document can not be used without Samsung’s authorization. Power +5.3V_STB_SAVING +3.3V_COMMON BD102 CN104 BD103 RXD_MDC 109-2010102231-F R162 100OHM TXD_MDC R161 MGND4 MGND2 C128 C129 IC101 100OHM 10UF 100NF C132 SP3232EEY 100NF R180 C130...
  • Page 63 Schematic Diagram 7-2-2 Option2 This Document can not be used without Samsung’s authorization. Power +3.3V_DVI BUILT-IN DTV/NETWORK OPTION BD206 IC204 PI3HDMI1210ABEX C213 NW_RX2+ +3.3V_COMMON D0+A VDD33 C223 R271 NW_RX2- 100NF 100NF 1.8KOHM NW_RX1+ D0-A R262 SBB_RX2+ 0OHM D1+A R263 +5.3V_STB...
  • Page 64 Schematic Diagram 7-2-3 MICOM This Document can not be used without Samsung’s authorization. Power +3.3V_COMMON AVDD_DVI AVDD_ADC AVDD_SIF AVDD_AU AVDD_MEMPLL AVDD_MPLL +3.3V_LIVE BD301 R315 0OHM C347 C341 C301 C352 C355 C359 C363 C366 C335 C336 100NF R337 C314 4.7KOHM R343...
  • Page 65 Schematic Diagram 7-2-4 FHD This Document can not be used without Samsung’s authorization. Power PNL_VCC CN402 FI-RE51S-HF BD401 BD402 MGND2 PDP DELETE ITEM LCD DELETE ITEM R432 I2C_READY MGND4 I2C_READY_P 0OHM 3D_SYNC R432 R435 TP418 R436 R422 RxOddIn5- MGND10 0OHM...

  • Page 66: Speaker Out

    Schematic Diagram 7-2-5 SOUND This Document can not be used without Samsung’s authorization. +3.3V_SOUND AMP_POWER Power +3.3V_SOUND R516 SCL_4 33OHM R517 SDA_4 C515 C516 C517 C518 C527 33OHM C522 100NF 100NF 100NF 10UF 47UF 100NF C538 C542 R527 220NF 100NF...
  • Page 67 Schematic Diagram 7-2-6 POWER SOUND PROCESS This Document can not be used without Samsung’s authorization. Power +5.3V_STB +5V_MULTI +12V_MULTI 32" USE +3.3V_COMMON 40/46 NC R604 NC D602 CN601 40/46 R605 NC +3.3V_COMMON R620 +2.5V_M +12V_MULTI R619 R630 R624 LM316-030-TF1 4.7KOHM R637 100KOHM 4.7KOHM...

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