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Samsung HT-X250 Service Manual
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Samsung HT-X250 Service Manual

Dvd receiver amp
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SERVICE
DVD RECEIVER AMP SYSTEM
MODEL : HT-X250
All manuals and user guides at all-guides.com
DVD RECEIVER AMP
Basic Model : HT-X250
* Application :
HT-X200/X250
Manual
Features
* Multi-Disc Playback & FM Tuner
* DVD-Audio compatible
* USB Host support
* Dolby Pro Logic II
* DTS (Digital Theater Systems)
TV Screen Saver Function
*
Power Saving Function
*
Customized TV Screen Display
*
HDMI
*
AV SYNC Function
*
* Anynet+(HDMI-CEC) Function
- Confidential -

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Summary of Contents for Samsung HT-X250

  • Page 1 All manuals and user guides at all-guides.com DVD RECEIVER AMP Basic Model : HT-X250 * Application : HT-X200/X250 SERVICE Manual DVD RECEIVER AMP SYSTEM Features * Multi-Disc Playback & FM Tuner * DVD-Audio compatible * USB Host support * Dolby Pro Logic II...
  • Page 2 All manuals and user guides at all-guides.com ELECTRONICS © Samsung Electronics Co.,Ltd. JAN. 2007 Printed in Korea Code no. AH68-000000...

  • Page 3: Table Of Contents

    KEY ............12-9 How to disassemble SMPS ............12-10 Separate CABINET-TOP ......5-1 Ch13 Circuit Board Description Separate REAR-COVER......5-2 PCB Assy. Layout 1 (HT-X250/X200)..13-1 Separate CHASSIS-BACK......5-3 Functional Description (SMPS) .....13-2 Separate PCB ..........5-5 Functional Description (Main,Front) ..13-4 TroubleShooting Functional Description (Amp)....13-4 Main .............6-1 Ch14 Output ............6-2...

  • Page 4: Safety Precautions

    Examples: Handle brackets, Metal Part metal cabinets, screwheads and control shafts. The current measured should not Ohmmeter exceed 0.5 milliamp. Reverse the power- plug prongs in the AC outlet and repeat. Fig. 1-2 Insulation Resistance Test Samsung Electronics...

  • Page 5: Servicing Precautions

    Make sure that the 8. Always connect a test instrument's ground portion around the serviced part has not lead to the instrument chassis ground been damaged. before connecting the positive lead; always remove the instrument's ground lead last. Samsung Electronics...

  • Page 6: Precautions For Electrostatically

    SCAN : Manufactured for Scandinavian KATSO SATEESEEN! Market. VARNING: OSYNLIG LASERSTRÅLNING NAR DENNA DEL AR OPPNAD OCH SPARREN AR URKOPPLAD BETRAKTA EJSTRÅLEN! Fig. 1-4 Warning Labels (Location: Disc Clamper, Inner Side of Unit Door or Nearby Unit Chassis ) Samsung Electronics...

  • Page 7: Special Precautions And Warning

    2. In order to safe keep the data on the HDD, back up the data before the repair or make sure not to place the HDD near any electrical appliance that generates a strong magnetic field. Samsung Electronics...

  • Page 8: Product Description

    Anynet+ is a function that can be used to operate the main unit Anynet+(HDMI-CEC) using a Samsung TV remote control, by connecting the Home Theater to a SAMSUNG TV using an HDMI Cable. (This is only Function available with SAMSUNG TVs that support Anynet+.)

  • Page 9: Specifications

    100W Maximum input 200W 200W Front/Rear 3.9in. x 11in. x 6.3in. Dimensions (W x H x D) 6.3in. x 15.3in. x 15.6in. Subwoofer 14.3in. x 3.1in. x 6.8in. Center 2.6 Ibs Front/Rear Weights 15 Ibs 2.2 Ibs Center Samsung Electronics...

  • Page 10: Accessories

    All manuals and user guides at all-guides.com 3. Accessories Commodity Photo Commodity Name Materials Code Remote Control (AH59-01778P) (AH42-00017A) FM Antenna (AH39-40001V) Video Cable User's Manual (AH68-01943R) Samsung Electronics...

  • Page 11: Specification Comparison

    All manuals and user guides at all-guides.com 4. Specification Comparison Model Name X250 Q100 2006 Year 2007 500W 600W OUTPUT 5.1 CH USB HOST HDMI OUT HDMI CEC Samsung Electronics...

  • Page 12: Product Functions

    Connect the TV's Video Input jack (VIDEO IN) to 9. Stand the VIDEO OUT Jack. 10. Cable Tie 4. External Digital Optical Input Jack 11. Stand Fix Hole Use this to connect external equipment capable of digital output. 12. Cooling Fan Samsung Electronics...

  • Page 13: Main Functions

    The position of the subwoofer is not so critical. Place it anywhere you like. HT-X250 • Depending on the content of the disc, the initial screen may appear different. • Pirated discs will not run in this player as they violate the CSS (Content Scrambling System : a copy protection system).

  • Page 14: New Functions

    Anynet+ is a function that enables you to control other Samsung Devices with your Samsung TV's remote control, Anynet + can be used by connecting this Home Theater to a SAMSUNG TV using an HDMI Cable. (This is only available with SAMSUNG TVs that support Anynet+.) Zoom Function Connect the main unit of the Home Theater to a Samsung TV with an HDMI cable.
  • Page 15 To prevent damage to the memory stored in the USB device, perform safe removal before disconnecting the USB cable. (1) Press the STOP ( ) button twice in a row. The display will show REMOVE USB. (2) Remove the USB cable. Samsung Electronics...

  • Page 16: Adjustments

    3) Then DISC-TRAY will OPEN, then remove DISC or take off USB cable,making Unit 'NO DISC' state. 4) Press ‘STOP’ button of Main Unit 5 seconds more, Display Indicator shows ‘INITIALIZE’ then Power go out. 5) Initialization complete. Connecting USB TV Display (On Updating) Update start Samsung Electronics...

  • Page 17: How To Disassemble

    All manuals and user guides at all-guides.com 5. How to disassemble 1. Separate CABINET-TOP A. Lay down MAIN-SET. B. Rotate STAND 20 degree to separate from MAIN-SET. Samsung Electronics...

  • Page 18: Separate Rear-Cover

    All manuals and user guides at all-guides.com 2. Separate REAR-COVER A. Unfasten 11 screw. B. Lift up COVER to the direction of arrow. And separate power cord. Samsung Electronics...

  • Page 19: Separate Chassis-Back

    All manuals and user guides at all-guides.com 3. Separate CHASSIS-BACK A. Separate 2 connector-wire. B. Separate PCB-wire. C. Unfasten 4 SCREW. (arrow-remark) Samsung Electronics...
  • Page 20 All manuals and user guides at all-guides.com D.Separate MAIN-SET. Samsung Electronics...

  • Page 21: Separate Pcb

    All manuals and user guides at all-guides.com 4. Separate PCB A. Unfasten 2 SCREW to separate COVER-CHASSIS. A. Unfasten 2 SCREW to separate COVER-CHASSIS. Samsung Electronics...

  • Page 22: Troubleshooting

    All manuals and user guides at all-guides.com 6. TroubleShooting 1. Main Samsung Electronics...

  • Page 23: Output

    All manuals and user guides at all-guides.com 2. Output Samsung Electronics...

  • Page 24: In Case Of Power Protection

    All manuals and user guides at all-guides.com 3-1. In case of Power Protection Samsung Electronics...
  • Page 25 All manuals and user guides at all-guides.com 3-2. SMPS Ass’y (Power check) Samsung Electronics...

  • Page 26: Amp Pre-Inspection Relating To Power Protection

    All manuals and user guides at all-guides.com 3-3. AMP Pre-Inspection relating to Power Protection Samsung Electronics...
  • Page 27 All manuals and user guides at all-guides.com 4. FAN Error Check Samsung Electronics...
  • Page 28 All manuals and user guides at all-guides.com 5. FAN CHECK Error Samsung Electronics...
  • Page 29 All manuals and user guides at all-guides.com 6-1. Communication Failure Samsung Electronics...
  • Page 30 All manuals and user guides at all-guides.com 6-2. Voltage Failure Samsung Electronics...
  • Page 31 All manuals and user guides at all-guides.com Samsung Electronics 6-10...
  • Page 32 All manuals and user guides at all-guides.com 6-3. Communication Failure 6-11 Samsung Electronics...
  • Page 33 All manuals and user guides at all-guides.com 7. Checking out AMP PCB Samsung Electronics 6-12...
  • Page 34 All manuals and user guides at all-guides.com 8. AMP PCB Short Check flow 6-13 Samsung Electronics...

  • Page 35: Exploded Views And Parts List

    All manuals and user guides at all-guides.com 7.Exploded Views and Parts List 1. HT-X250 Exploded View AC137 AL150 AC040 AC169 AA172 AK170 PCB-POWER PCB-FUNCTION SLOT-MECHA AS381 AA006 PCB-PHONE_USB AS382 PCB-MAIN AA007 AM020 PCB-SMPS AC155 HOLDER-SMPS PCB-DISPLAY AC010 TUNER AA089 AB385...

  • Page 36: Ht-X250 Parts List

    All manuals and user guides at all-guides.com 2. HT-X250 Parts List Location PART NAME PART NO. Q’TY REMARK AC010 ASSY-CABINET-FRONT AH97-01877A AH97-01877B AC155 CHASSIS-FRONT AH64-04258A AS381 SUPPORT-MECHA L AH61-02354A AS382 SUPPORT-MECHA R AH61-02355A AA172 ASSY-KNOB-POWER AH97-02177A PCB-DISPLAY PCB-DISPLAY AH41-01019A PCB-MAIN...

  • Page 37: Electrical Parts Lis

    AC60 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 AIC6 1201-002270 IC-AUDIO AMP;TAS5142,PSOP3,36P,15.9x11mm AC61 2203-000236 C-CER,CHIP;0.1nF,5%,50V,C0G,1608 AIC7 1201-002270 IC-AUDIO AMP;TAS5142,PSOP3,36P,15.9x11mm AC62 2203-002793 C-CER,CHIP;1000nF,+80-20%,25V,Y5V,2012 AH39-00946A HARNESS CONNECT;HT-X250,9P-9B F.L/W #22 AC63 2203-002793 C-CER,CHIP;1000nF,+80-20%,25V,Y5V,2012 3711-000820 HEADER-BOARD TO CABLE;BOX,2P,1R,2.5MM,ST AC64 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115ohm/1 AC65 2203-000236 C-CER,CHIP;0.1nF,5%,50V,C0G,1608 AL10 AH27-00055A COIL CHOKE;DBF-1310A,HT-DS600,10uH,-,-,2...
  • Page 38 AR163 2007-002425 R-CHIP;1ohm,5%,1/10W,TP,1608 AR164 2007-002425 R-CHIP;1ohm,5%,1/10W,TP,1608 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 AR165 2007-002425 R-CHIP;1ohm,5%,1/10W,TP,1608 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 AR166 2007-002425 R-CHIP;1ohm,5%,1/10W,TP,1608 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 AR167 2007-000097 R-CHIP;47Kohm,5%,1/10W,TP,1608 2402-000167 C-AL,SMD;100uF,20%,10V,-,-,6.6x6.6x5.7m 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 AR168 2007-000097 R-CHIP;47Kohm,5%,1/10W,TP,1608 AR171 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 2203-005065 C-CER,CHIP;1000nF,+80-20%,10V,Y5V,1608 AR175 2007-000300 R-CHIP;10Kohm,5%,1/8W,TP,2012 2402-000167 C-AL,SMD;100uF,20%,10V,-,-,6.6x6.6x5.7m Samsung Electronics...
  • Page 39 CONNECTOR-FPC/FFC/PIC;13P,1.25MM,STRAIGH FD126 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, CN11 3708-002022 CONNECTOR-FPC/FFC/PIC;19P,1mm,SMD-S,TIN, FD127 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 3708-001837 CONNECTOR-FPC/FFC/PIC;15P,1mm,SMD-S,Sn-P FD128 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, AH39-00945A HARNESS CONNECT;HT-X250,15P-15B F.L/W #2 FD129 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 3708-000303 CONNECTOR-FPC/FFC/PIC;6P,1.25MM,STRAIGHT FD13 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, AH39-00948A HARNESS CONNECT;HT-X250,6P-6B F.L/W #26 FD130 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 0501-000341 TR-SMALL SIGNAL;KSC1623-L,NPN,200mW,SOT- FD131 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm,...
  • Page 40 FILTER-EMI SMD;20V,0.3A,-,-,2.0x1.2x1.3m FD69 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 2901-001302 FILTER-EMI SMD;20V,0.3A,-,-,2.0x1.2x1.3m 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 2901-001302 FILTER-EMI SMD;20V,0.3A,-,-,2.0x1.2x1.3m FD70 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, FD71 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115ohm/1 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115ohm/1 FD72 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115ohm/1 FD73 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115ohm/1 FD74 0601-002151 LED;SMD,BLUE,1.6x0.8x0.35mm,468nm, HLODER-IC AH61-02352A HOLDER-IC;HT-X200,ABS,-,92*19*10,-,-,- Samsung Electronics...
  • Page 41 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0. MC48 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 2007-000075 R-CHIP;220ohm,5%,1/10W,TP,1608 MC49 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 HR10 2007-000076 R-CHIP;330ohm,5%,1/10W,TP,1608 2203-000384 C-CER,CHIP;0.015nF,5%,50V,C0G,1608 HR11 2007-001164 R-CHIP;75ohm,1%,1/10W,TP,1608 HR12 2007-001164 R-CHIP;75ohm,1%,1/10W,TP,1608 MC50 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 MC52 2203-000062 C-CER,CHIP;47nF,+80-20%,50V,Y5V,1608 HR13 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 MC56 2402-001009 C-AL,SMD;100uF,20%,6.3V,GP,TP,5.3x5.3x5 HR14 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 MC58 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 Samsung Electronics...
  • Page 42 MR105 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 MR73 2011-000475 R-NET;33ohm,5%,1/16W,L,CHIP,8P,TP,32 MR74 2011-000475 R-NET;33ohm,5%,1/16W,L,CHIP,8P,TP,32 MR106 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 MR75 2011-000475 R-NET;33ohm,5%,1/16W,L,CHIP,8P,TP,32 MR107 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 MR76 2011-000475 R-NET;33ohm,5%,1/16W,L,CHIP,8P,TP,32 MR108 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 MR109 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 MR77 2011-000475 R-NET;33ohm,5%,1/16W,L,CHIP,8P,TP,32 MR11 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 MR80 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 Samsung Electronics...
  • Page 43 RC51 2401-001938 C-AL;22uF,20%,25V,GP,TP,5x11mm,5mm RR32 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 RR33 2007-000124 R-CHIP;2.2Kohm,5%,1/10W,TP,1608 RC52 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 RR34 2007-000458 R-CHIP;18Kohm,5%,1/10W,TP,1608 RC57 2203-000236 C-CER,CHIP;0.1nF,5%,50V,C0G,1608 RR35 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 RC58 2203-000236 C-CER,CHIP;0.1nF,5%,50V,C0G,1608 RR36 2007-000109 R-CHIP;1Mohm,5%,1/10W,TP,1608 RC59 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 2401-000118 C-AL;1000uF,20%,10V,GP,TP,10x12.5,5 RR37 2007-000094 R-CHIP;22Kohm,5%,1/10W,TP,1608 RR38 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 Samsung Electronics...
  • Page 44 UC34 2401-001364 C-AL;470uF,20%,16V,GP,TP,10x12.5,5 UR15 2007-000081 R-CHIP;2.7Kohm,5%,1/10W,TP,1608 UC35 2401-001364 C-AL;470uF,20%,16V,GP,TP,10x12.5,5 UR16 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 UC36 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 UR17 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 UC37 2401-001102 C-AL;330uF,20%,16V,GP,TP,8x11.5mm,5 UR18 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 UC38 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 UR19 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 UC39 2401-000042 C-AL;100uF,20%,16V,GP,TP,6.3x7,5 UR20 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 2402-000130 C-AL,SMD;2.2uF,20%,50V,GP,TP,4.3x4.3x5. Samsung Electronics...
  • Page 45 C-CER,CHIP;100nF,10%,16V,X7R,1608 USD1 0401-001090 DIODE-SWITCHING;1SS355,80V,100MA,SOD-323 FKR12 2007-000078 R-CHIP;1Kohm,5%,1/10W,TP,1608 FKR15 2007-000079 R-CHIP;1.8Kohm,5%,1/10W,TP,1608 USD2 0401-001090 DIODE-SWITCHING;1SS355,80V,100MA,SOD-323 FKR17 2007-000082 R-CHIP;3.3Kohm,5%,1/10W,TP,1608 UWN11 AH39-00949A CABLE FORM CONN.COAX;HT-X250,4P-4B L/W # FKR18 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 2802-001174 RESONATOR-CERAMIC;10MHZ,0.5%,BK,8X3.5X3M FKR11 2007-000121 R-CHIP;820ohm,5%,1/10W,TP,1608 2402-001049 C-AL,SMD;10uF,20%,16V,GP,TP,3.3x3.3x5.4 VC10 2402-001198 C-AL,SMD;330UF,20%,6.3V,GP,TP,6.6X6.6X7 FKR13 2007-000122 R-CHIP;1.2Kohm,5%,1/10W,TP,1608 FKR14 2007-000123 R-CHIP;1.5Kohm,5%,1/10W,TP,1608...
  • Page 46 Description & Specification Remarks 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,1608 2401-002042 C-AL;220uF,20%,10V,GP,TP,6.3x11,5 FC10 2401-002042 C-AL;220uF,20%,10V,GP,TP,6.3x11,5 FSW6 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW7 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW8 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW9 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW2 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW1 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW10 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW11 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FSW12 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST Samsung Electronics 8-11...

  • Page 47: Block

    All manuals and user guides at all-guides.com 9. Block Diagram 1. Block Samsung Electronics...

  • Page 48: Wiring Diagram

    All manuals and user guides at all-guides.com 10. Wiring Diagram 1. Wire Sheet Samsung Electronics 10-1...

  • Page 49: Gnd

    All manuals and user guides at all-guides.com 2. GND 10-2 Samsung Electronics...

  • Page 50: Vdd

    All manuals and user guides at all-guides.com 3. VDD Samsung Electronics 10-3...

  • Page 51: Smps

    All manuals and user guides at all-guides.com 4. SMPS Samsung Electronics 10-4...

  • Page 52: Pcb Diagram

    All manuals and user guides at all-guides.com 11. PCB Diagram 1. MAIN PCB 11-1 Samsung Electronics...

  • Page 53: Main Pcb Description

    All manuals and user guides at all-guides.com 2. MAIN PCB Description Samsung Electronics 11-2...
  • Page 54 All manuals and user guides at all-guides.com 2. MAIN PCB Description 11-3 Samsung Electronics...

  • Page 55: Smps-Pcb

    All manuals and user guides at all-guides.com 3. SMPS-PCB Samsung Electronics 11-4...

  • Page 56: Schematic Diagram

    All manuals and user guides at all-guides.com 12. Schematic Diagram - This Document can not be used without Samsung’s authorization - 1-1. MAIN-MPEG Samsung Electronics 12-1...
  • Page 57 All manuals and user guides at all-guides.com 1-2. MAIN-MICOM - This Document can not be used without Samsung’s authorization - 12-2 Samsung Electronics...
  • Page 58 All manuals and user guides at all-guides.com 1-3. MAIN-HDMI - This Document can not be used without Samsung’s authorization - Samsung Electronics 12-3...
  • Page 59 All manuals and user guides at all-guides.com 1-4. MAIN-DSP - This Document can not be used without Samsung’s authorization - 12-4 Samsung Electronics...
  • Page 60 All manuals and user guides at all-guides.com 1-5. MAIN-AMP - This Document can not be used without Samsung’s authorization - Samsung Electronics 12-5...
  • Page 61 All manuals and user guides at all-guides.com 1-6. MAIN-JACK 1 - This Document can not be used without Samsung’s authorization - 12-6 Samsung Electronics...
  • Page 62 All manuals and user guides at all-guides.com 1-7. MAIN-JACK 2 - This Document can not be used without Samsung’s authorization - Samsung Electronics 12-7...
  • Page 63 All manuals and user guides at all-guides.com 1-8. MAIN-LED - This Document can not be used without Samsung’s authorization - 12-8 Samsung Electronics...

  • Page 64: Key

    All manuals and user guides at all-guides.com 2. KEY - This Document can not be used without Samsung’s authorization - Samsung Electronics 12-9...

  • Page 65: Smps

    All manuals and user guides at all-guides.com 3. SMPS - This Document can not be used without Samsung’s authorization - LFL1 LFL2 1.5M 1/2W DY-13M2/KE-13M2 DY-13M2/KE-13M2 EER2828 THL1 BC21 3D15 3550 102AD VRL1 14D471 56K 2W 630V 103 102AD 330uF/450V...

  • Page 66: Circuit Board Description

    All manuals and user guides at all-guides.com 13. Circuit Board Description 1. PCB Assy. Layout 1 (HT-X250/X200) 13-1 Samsung Electronics...

  • Page 67: Functional Description (Amp)

    All manuals and user guides at all-guides.com 2. Functional Description (SMPS,Main,Front) Samsung Electronics 13-2...
  • Page 68 All manuals and user guides at all-guides.com 3. Functional Description (Amp,HDMI/Video) 13-3 Samsung Electronics...
  • Page 69 All manuals and user guides at all-guides.com 4-1. MAIN PCB Block 4-2. MAIN PCB Connectors Samsung Electronics 13-4...
  • Page 70 All manuals and user guides at all-guides.com 5. MAIN PCB (HDMI&VIDEO OUT) 13-5 Samsung Electronics...
  • Page 71 All manuals and user guides at all-guides.com 6-1. SUB PCB Block 6-2. SUB PCB Connectors Samsung Electronics 13-6...
  • Page 72 All manuals and user guides at all-guides.com 7. AMP PCB Block 13-7 Samsung Electronics...
  • Page 73 All manuals and user guides at all-guides.com 8. New Functions Samsung Electronics 13-8...
  • Page 74 All manuals and user guides at all-guides.com 8. New Functions 13-9 Samsung Electronics...

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