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Haier BH2404D Service Manual

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HAIER
COLOR TELEVISION

SERVICE MANUAL

PART # TV-8888-36
HAIER AMERICA TRADING, LLC
www.haieramerica.com
1

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Summary of Contents for Haier BH2404D

  • Page 1: Service Manual

    HAIER COLOR TELEVISION SERVICE MANUAL PART # TV-8888-36 HAIER AMERICA TRADING, LLC www.haieramerica.com...
  • Page 2: Colour Television

    BH2404D COLOUR TELEVISION Service Manual MODEL : BH2404D Features 218 programs present Multiple picture modes On/off timer Child-lock ˆV-CHIP CCD ˆBTSC Haier Group Manual code: M-AS-ML-BH2404-8378 Edition: 2005.3.8...
  • Page 3 Contents...
  • Page 4 1. Features 1) 218 programs present 2) Multiple picture & volume modes 3) On/off timer 4) Child-lock ˆProgram scan 5) Slide curtain power on/off display...
  • Page 5 Features FUNCTION FUNCTION NO. of built-in speakers Main IC 2*2W Audio output power(W) Total power input ˜W Å 120W NTSC Color system 120V Voltage range ˜V Å Audio system 50HZ Power frequency ˜Hz Å NO.of channels ENGLISH Time of sleep timer(MINS) OSD language Net weight(KG) Multi-picture modes...
  • Page 6: Safety Precautions

    SAFETY PRECAUTIONS...
  • Page 8 Warning and Cautions 1. When you clean the TV set, please pull 4. To prevent the TV set from firing and out the power plug from AC outlet. Don't electric shock, don't clean the cabinet and the screen with make the TV set rain benzene, petrol and other chemicals.
  • Page 12 Warning and Cautions...
  • Page 13: Warning And Cautions

    Warning and Cautions...
  • Page 15 Parts and Funcitions...
  • Page 16 Remote Controller Functions...
  • Page 17 Program Diagram...
  • Page 18 Program Diagram Program Diagram...
  • Page 23 Program Diagram Program Diagram Program Diagram Program Diagram Program Diagram Program Diagram Program Diagram Program Diagram Program Diagram Maintenance Service and Trouble Shooting Check +B Disconnect R214 to Check lamp filament, check main voltage release and grating voltages Check OM8378 voltage Check R415, R505 Check CRT and R526...
  • Page 24 Maintenance Service and Trouble Shooting Check pin 21 and 22 of N201 for curve output Check R228 and C227 Check 16V and 47V voltage Check N201 Check R413 and R408 Check N301 peripheral circuit Check T444 Check receiver voltage Check pin 61 of Check receiver N201 voltage Check RR230 and C234...
  • Page 25: Maintenance Service And Trouble Shooting

    Maintenance Service and Trouble Shooting Enter factory mode and adjust 6EWP to see if picture changes Check pin 20 of N201for voltage Check and ground resistance V401 and DZ401 Check pin 12 N301 for voltage Check C416 and ground resistance Check and replace Check and replace VD404 andVD406...
  • Page 26 Maintenance Service and Trouble Shooting Check pin 7 of N201 for Press mute button, or check noise suppression and replace N201 Check N201 ˜28 Åfor sound signal output Check and replace N201 Check N703 ˜3 Å ˜ 5 for sound signal output Check N703 ˜15 Å...
  • Page 27 Maintenance Service and Trouble Shooting To assist in location possible faults use help guide below BREAKDOWN PHENOMENON CHECKING PICTURE SOUND The aerial direction and connection Picture with snow Noise This is called ghosting which can be minimized with an outside aerial, and good quality cable and terminations.
  • Page 28: Circuit Diagram

    Circuit Diagram STANDBY MENU TV/AV AV1-VIN AV1-AL AV1-AR CNS01 RS01 CS01 RS02 RS03 STANDBY(power) CNS02 RB05 RB04 RB03 RB02 RB01 1.8K 1.2K 1/6W-100 A6-5V R208 A6-5V N202 R278 R220 R215 R222 R212 R211 C207 24C08 A6-5V 3.3K 3.3K 3.3K 3.3K 3.3K CN703 TU101...
  • Page 29 Circuit Diagram...
  • Page 30 Circuit Explanation...
  • Page 40 Information of Resistors and Capacitors...
  • Page 41: Information Of Resistors And Capacitors

    Information of Resistors and Capacitors 2SC1815-Y------F 2SC4544----B-A 2SA1015-Y------F 2SB1569A-E----B-A EXPORT 2SC752GTM-Y------F EXPORT 2SP2400A-E----B-A EXPORT 2SC2878-A(TEM)------F EXPORT 2SC3853(2SC3852)----E-A RN1204(DTC144ESATP) EXPORT KSR1010TA 3DD2553----B-A 2SA562TM-Y------F KSR2010TA 3CA688----E-A 2SC3355------F EXPORT 2SC3853(2SC3852)----B-A 2SD18887YD...