Samsung LA22D400E1R Service Manual
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Samsung LA22D400E1R Service Manual

Samsung hd lcd tv service manual
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Summary of Contents for Samsung LA22D400E1R

  • Page 1                                                    ...
  • Page 2                                        !     "#$    %  &'()"*...
  • Page 3 LMNOPQ RSTUVWS  PQ RSTUV   XYZ[\]^MN_`ab]cd(ecfgh k[WS ij  lc?@...

  • Page 4: Safety Precautions

    1. Precautions 1. Precautions 1-1. Safety Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1-1. Warnings For continued safety, do not attempt to modify the circuit board. Disconnect the AC power and DC power jack before servicing.

  • Page 5: Servicing Precautions

    1. Precautions 1-2. Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.

  • Page 6: Installation Precautions

    1. Precautions 1-4. Installation Precautions For safety reasons, more than a people are required for carrying the product. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire.

  • Page 7: Product Specifications

    2. Product specifications 2. Product specifications 2-1. Feature & Specifications Model LA19D400E1 Feature ATV, 1-HDMI, 1-Component, 1-A/V, D-SUB, 1-USB2.0 ሪ Brightness : 250cd/m ሪ High Contrast Ratio : 1,000:1 ሪ Response Time : 5ms ሪ Specifications Item Description LCD Panel 19inch HD Scanning Frequency Horizontal : 37.13 kHz ~ 59.25 kHz (Automatic)
  • Page 8 2. Product specifications Model LA22D400E1R Feature ATV, 1-HDMI, 1-Component, 1-A/V, D-SUB, 1-USB2.0 ሪ Brightness : 300cd/m ሪ High Contrast Ratio : 1,000:1 ሪ Response Time : 5ms ሪ Specifications Item Description LCD Panel 22inch FHD Scanning Frequency Horizontal : 60 kHz ~ 73 kHz (Automatic)
  • Page 9 2. Product specifications Model LA26D400E1 Feature ATV, 2-HDMI, 2-Component, 2-A/V, D-SUB, 1-USB2.0 ሪ Brightness : 450cd/m ሪ High Contrast Ratio : 3,000:1 ሪ Response Time : 8.5ms ሪ Specifications Item Description LCD Panel 26inch HD Scanning Frequency Horizontal : 43 kHz ~ 53 kHz (Automatic) Vertical : 47 Hz ~ 63 Hz (Automatic) Display Colors 16.7M color...
  • Page 10 2. Product specifications Model LA32D400E1 Feature ATV, 2-HDMI, 2-Component, 2-A/V, D-SUB, 1-USB2.0 ሪ Brightness : 450cd/m ሪ High Contrast Ratio : 3,500:1 ሪ Response Time : 8.5ms ሪ Specifications Item Description LCD Panel 32inch HD Scanning Frequency Horizontal : 43 kHz ~ 53 kHz (Automatic) Vertical : 47 Hz ~ 63 Hz (Automatic) Display Colors 16.7M color...

  • Page 11: Detail Factory Option

    2-2. Detail Factory Option If you replace the main board with new one, please change the factory option as well. ※ The options you must change are “Type”.  LD400 Model Name LA19D400E1 LA22D400E1R LA26D400E1 LA32D400E1 Vendor Panel CODE BN07-00941A...

  • Page 12: Specification Comparison To Old Models

    2. Product specifications 2-3. Specification Comparison to Old Models O : application, X : non-application ※ D400 (LA32D400) Model D400 (LA**D400) Design Display Type LCD TV LCD TV Built-in Tuner Resolution 1366X768 (22" : 1920X1080) 1366X768 LCD Panel TFT LCD Panel 60Hz TFT LCD Panel 60Hz Screen Size 19"/22"/26"/32"...

  • Page 13: New Features Explanation

    2. Product specifications 2-4. New Features explanation 2-4-1. Media_Play Advanced Features „...

  • Page 14: Advanced Features

    2. Product specifications Advanced Features „...
  • Page 15 2. Product specifications...
  • Page 16 2. Product specifications 2-10...
  • Page 17 (AAA x 2) 4301-000121 Power Cord 3903-000607 19" : BN90-03252A 22" : BN90-03253A Stand 26" : BN90-03267B 32" : BN90-03268B Samsung Electronics Service center Screw 6002-001294 (M4 x L16) Quick Start Guide BN68-03417A Cleaning Cloth BN63-01798B Warranty Card / Registration...
  • Page 18                      !"#$%&' !"#$%&'     !"#$%&' !"#$%&'     &'  ( &' )*+   ,  ,  &' &'  ,  ,  &'-./01 &'-./01 &'-./01 &'-./01 23456789:; <=...
  • Page 19    YZ?@  [\]^_`  abS  VWX   bS  VWX  TUcS  VWX  ...
  • Page 20     YZdb e fg WXhi WXhi WXhi WXhi jk ...
  • Page 21         I JK/LMNOPQORJS TUS  VWX TU  ...
  • Page 22     ?@SWX  VWX  VWX YZ?@  [\]^_`  abSWX  VWX  VWX   bSWX   VWX  TUlmcSWX  VWX  VWX db(# WX    VWX ...
  • Page 23     YZTUlmc  YZdb e fg WXhi WXhi WXhi WXhi jk  ...
  • Page 24 Exploded Views and Parts List 1. Exploded View & Part List Exploded View Copyright© 1995-2011 SAMSUNG. All rights reserved.
  • Page 25 LD400,32,CHINA(Ready), BN91-06407F T0910 BN96-13341A ASSY BRACKET P-STAND LINK; LC530 32,SECC, BN90-03268B SG03A BN96-16985A ASSY STAND P-GUIDE; LD400/450,W/W,PC+G/F, BN90-03268B SB04A BN96-16990B ASSY STAND P-BASE; LD400/450,32,PMMA/ABS, BN96-16964B FB21A BN96-18314E ASSY BOARD P-TOUCH FUNCTION & IR; LA32D400_ Copyright© 1995-2011 SAMSUNG. All rights reserved.
  • Page 26 ...4 BN61-04692A BOSS-PRIMER;#94,clear,35cps ...4 BN61-04731B BOSS-TAPE;AMBER,ACRYL,T1.1,W12.0mm,WHITE ...4 BN61-07615B HOLDER-BOSS BOTTOM;LD400 32",ABS,WT0034, R001A BN90-03321D ASSY COVER REAR;LD400,32,CHINA(Ready) T0081 6002-001294 SCREW-TAPPING;BH,+,,M4,L16,ZPC(BLK) R001A BN96-16972D ASSY COVER P-REAR;LD400,32,CHINA(Ready), BN60-00163T SPACER-FOAM;FOAM,50000mm,Dark Gray,0.35T T0101 BN61-04816A BRACKET-WALL;40, B610,SECC,T1.2 R001 BN63-08244A COVER-REAR;LD400,32,HIPS,HB,BK0020 Copyright© 1995-2011 SAMSUNG. All rights reserved.
  • Page 27 ...4 0403-001779 DIODE-ZENER;MMSZ5234BT1G,5.89/6.51V,500m ...4 0403-001783 DIODE-ZENER;BZB84-C6V2,5.8/6.6V,300mW,SO ...4 D0254 0404-001404 DIODE-SCHOTTKY;BAT721C,40V,200mA,SOT-23, ...4 T0139 0406-001200 DIODE-TVS;RCLAMP0504F,6/-/-V,150W,SC-70 ...4 T0139 0406-001271 DIODE-TVS;RCLAMP0524P,6/-/-V,150W,SLP251 ...4 0407-000114 DIODE-SWITCHING;KDS184,80V,100mA,SOT-23, ...4 Q101 0501-000445 TR-SMALL SIGNAL;KTC3875S-Y,NPN,150mW,SOT ...4 CEQ2 0505-000110 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0..4 Q409 0505-002560 FET-SILICON;AO6415,P,-20V,-3.3A,0.15ohm, Copyright© 1995-2011 SAMSUNG. All rights reserved.
  • Page 28 ...4 R509 2007-000170 R-CHIP;1Mohm,5%,1/16W,TP,1005 ...4 R111 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ...4 HDR17 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ...4 R338 2007-000173 R-CHIP;22ohm,5%,1/16W,TP,1005 ...4 UR23 2007-000174 R-CHIP;47ohm,5%,1/16W,TP,1005 ...4 MR39 2007-000242 R-CHIP;1.5Kohm,5%,1/16W,TP,1005 ...4 PPR2 2007-000343 R-CHIP;120ohm,1%,1/10W,TP,1608 ...4 2007-000402 R-CHIP;150ohm,5%,1/10W,TP,1608 ...4 2007-000455 R-CHIP;18Kohm,1%,1/10W,TP,1608 Copyright© 1995-2011 SAMSUNG. All rights reserved.
  • Page 29 C254 2203-000438 C-CER,CHIP;1nF,10%,50V,X7R,TP,1005 ...4 C507 2203-000489 C-CER,CHIP;2.2nF,10%,50V,X7R,TP,1005 ...4 V1233 2203-000575 C-CER,CHIP;220nF,10%,25V,X7R,TP,2012 ...4 2203-000627 C-CER,CHIP;0.022nF,5%,50V,C0G,TP,1005 ...4 DC25 2203-000812 C-CER,CHIP;0.033nF,5%,50V,C0G,TP,1005 ...4 AD480 2203-000995 C-CER,CHIP;0.047nF,5%,50V,C0G,TP,1005 ...4 AD480 2203-001412 C-CER,CHIP;0.03nF,5%,50V,NP0,1005 ...4 AD480 2203-001428 C-CER,CHIP;470nF,10%,50V,X7R,TP,2012 ...4 AD480 2203-002285 C-CER,CHIP;10nF,10%,50V,X7R,TP,1005 Copyright© 1995-2011 SAMSUNG. All rights reserved.
  • Page 30 ...4 EH01 3711-007582 HEADER-BOARD TO CABLE;BOX,8P,1R,2.0mm,AN ...4 3711-007585 CONNECTOR-HEADER;BOX,4P,1R,2.5mm,ANGLE-D ...4 3711-007741 CONNECTOR-HEADER;BOX,14P,2R,2.0mm,ANGLE, ...4 3722-003213 JACK-PIN;J/B 5P + Screw hole,NI+SN,BLK,S ...4 3722-003225 JACK-USB;4P/1C,Au,BLK,SMD-A(DIP),A ...4 3722-003226 JACK-PHONE;7P/1C,SN,BLK ...4 ET01 BN40-00142C TUNER;HTM-8B/23B5S,HTM-8B/23B5S,PAL B/G, ...4 BN41-01628A PCB MAIN;D400_LOLA4,FR-4,4,A,1.2,192x122 Copyright© 1995-2011 SAMSUNG. All rights reserved.
  • Page 31 BAG AIR;LDPE,T0.2,W500,L1000,TRP,370.000 6902-000379 BAG AIR;LDPE,T0.2,W1000,L1800,TRP,1260.0 T0524 6902-000519 BAG PE;HDPE/NITRON,T0.015/T0.5(DOUBLE),W 6902-000604 BAG WRAPPING;LDPE,T0.02,W500,L10000,TRP, 4222 6902-000609 BAG ROLL;LDPE,T0.05,W2400,L1000,TRP,30.0 6902-001178 BAG SHEET;HDPE/NITRON,T0.015/T01.0,W400, M040 6922-000013 BAND PP;PP,W18,L2300/L2900,TRP BH69-40303L PACKING PALLET-00;COMM,WOOD,1020,994,120 BN69-00391Q PAD-ANGLE;PAPER,T4,50,1800,YEL BN69-05634A CUSHION-SET;32LD400/450,EPS,MOLD REAR BN74-00008D TAPE-OPP MASKING;OPP,T0.05,W75,L800M,CLR Copyright© 1995-2011 SAMSUNG. All rights reserved.
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  • Page 67: Wiring Diagram

    5. Wiring Diagram 5. Wiring Diagram 5-1. Wiring Diagram 26"/32" „...
  • Page 68 5. Wiring Diagram 19"/22" „...
  • Page 69 5. Wiring Diagram 5-2. Connector 26"/32" „ POWER IN (option by inch) LVDS OUT (option by inch) 19"/22" (CN1001_22) 22" (CN1603_FHD) PWM_DIMMING Panel_VCC EVEN[1]- A13V Panel_VCC A18V or NC Panel_VCC EVEN[0]+ SW_INVERTER EVEN[0]- ODD[3]+ 26"/32" (CN1001_26) ODD[3]- ODDCLK+ SW_POWER B12VS EVEN[3]+ ODDCLK- SW_INVERTER...
  • Page 70 5. Wiring Diagram HEADPHONE/MONITOR OUT (CN2001) HP_R HP_L IDENT_HP HDMI (CN501/CN550) RX2+ RXCLK- RX2- HDMI_CEC RX1+ RX1- RX0+ 5V / IDENT RX0- RXCLK+ COMPONENT/AV (CN601) COMP_PR COMP_Y/AV_CVBS IDENT_AV SL_IN SR_IN COMP_PB IDENT_COMP SR_IN SL_IN COMP_PR TUNER (BN40-00142C) RF_AGC CVBS...

  • Page 71: Connector Functions

    5. Wiring Diagram 5-3. Connector Functions Connector Functions Supply main power and dimming signal from IP board to Main Board. Main   IP (14p) Main   T-CON (30p LVDS) The LVDS signal transfered from Main Board to Panel . IP ...

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La26d400e1La32d400e1La19d400e1

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