Samsung MM-DA25 Service Manual
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Samsung MM-DA25 Service Manual

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SERVICE
MICRO COMPONENT AUDIO SYSTEM
MM-DA25
Refer to the service manual in the GSPN (see the rear cover) for the more information.
MICRO COMPONENT
AUDIO SYSTEM
Model Name : MM-DA25
Model Code : MM-DA25Q/XER
Manual
1. Precaution
2. Product Specification
3. Disassembly & Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. PCB Diagram
7. Schematic Diagram
CONTENTS

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Summary of Contents for Samsung MM-DA25

  • Page 1 MICRO COMPONENT AUDIO SYSTEM Model Name : MM-DA25 Model Code : MM-DA25Q/XER SERVICE Manual MICRO COMPONENT AUDIO SYSTEM CONTENTS 1. Precaution 2. Product Specification 3. Disassembly & Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. PCB Diagram 7. Schematic Diagram MM-DA25 Refer to the service manual in the GSPN (see the rear cover) for the more information.

  • Page 2: Table Of Contents

    Contents 1. Precaution 1-1 Safety Precautions ................... 1-1 1-2 Servicing Precautions ..................1-3 1-3 Precautions for Electrostatically Sensitive Devices (ESDs) ......1-4 2. Product Specification 2-1 Product Feature ....................2-1 2-2 Specifications ....................2-2 2-3 Specifications Analysis ..................2-4 2-4 Accessories ......................2-5 3. Disassembly & Reassembly 3-1 Overall Disassembly &...
  • Page 3 Contents 7. Schematic Diagram 7-1 Overall Block Diagram ..................7-2 7-2 MAIN-1 ......................7-3 7-3 MAIN-2 ......................7-4 7-4 MPEG.......................7-5 7-5 SMPS (MM-A24) ....................7-6 7-6 SMPS (MM-A25) ....................7-7 7-7 SMPS (MM-DA25) ................... 7-8 7-8 1 DISC CD ......................7-9...

  • Page 4: Product Specification

    Product Specification 2. Product Specification 2-1 Product Feature  On top of the Sound Quality, Portable Device Connection, and Stylish Design, Samsung create its own specialty by adding distinguishing feature.  Stylish Design Matching with MP3P Compact & Stylish concept  Sound Quality No Distortion & New Volume Curve  MP3P Docking MM-X7 MM-A25/A24/DA25 Docking with portable Device Target Focusing on Powerful Sound Customer Needs Who prefers Good Design & Alarm Function Design Compact &...

  • Page 5: Specifications

    Channel separation 50 dB Input sensitivity (AUX) 500mV Impedance 4Ω x 2 Frequency range 20 Hz - 20 KHz (± 1 dB) Output sound pressure level 84dB/W/M SPEAKER Rated input 50 W Maximum input 100 W Dimensions (W x H x D) 170 x 212 x 293 mm Weights 2.5 Kg Samsung Electronics...

  • Page 6: Specifications Analysis

    Product Specification 2-3 Specifications Analysis Model Name MM-A24 MM-A25 MM-DA25 MM-X8 Photo OUTPUT POWER 20 x 2 50 x 2 50 x 2 40 x 2 FRONT DISPLY SLEEP     DIMMER     CD/CD-R/CD-RW     ...

  • Page 7: Accessories

    Product Specification 2-4 Accessories 2-4-1 Supplied Accessories Accessories Item Item code Remark AH59-01960B Remote Control AH39-00320C FM Antenna AH39-40001V Video Cable Samsung Service Center User’s Manual AH68-02050P Cloth Clean AH81-02286C Samsung Electronics...

  • Page 8: Disassembly & Reassembly

    - Assemble in the reverse order of disassembly. Part Name Description Description Photo CABINET- 1) Unfasten 8 screws on the CABINET- SIDE SIDE-L\R. : 3X10mm,black Be careful not to make any scratches as you remove it. CABINET- 1) Turn over the hook of CABINET-TOP. Samsung Electronics...
  • Page 9 Disassembly & Reassembly Part Name Description Description Photo CABINET- Turn over the hook of CABINET- FRONT BOTTOM and separate ASSY- FRONT. FRONT-PCB Unfasten 4 screws and turn over the hook of FRONT-PCB. : 3X10mm,white Samsung Electronics...
  • Page 10 Disassembly & Reassembly Part Name Description Description Photo CABINET- Unfasten 3 screws on the CABINET- REAR REAR and the one on the MAIN- & PCB. MAIN-PCB : 3X10mm,white SMPS Unfasten 6 screws on the SMPS and & DECK. DECK : 3X10mm,white Samsung Electronics...

  • Page 11: Troubleshooting

    Troubleshooting 4. Troubleshooting 4-1 Checkpoints by Error Mode ..............4-2 4-2 Measures to be taken when the Protection Circuit operates ...4-7 4-3 DVD flash Initialization & Update ............4-8 Samsung Electronics...

  • Page 12: Checkpoints By Error Mode

    Check for POWER-SENSE (5V) in CHECK or REPLACE SMPS MAIN PCB PCW3 pin 11 Check VFD Voltage in MAIN PCB PCW3 CHECK or REPLACE SMPS pin 15, 14, 13 Check for RESET/OSC parts in Main PCB: X-TAL1, UQ1 Samsung Electronics...
  • Page 13 Check Mode on MICOM UIC1 AAIC1 (Pin 23) Pin 47 (L: Normal, H: Mute) (L: Mute, H: Normal) Pin 48 (H: Normal, L: Mute) High Check Voltage on AAC6 (+22V or +15V) SMPS CHECK AAC7 (-22V or -15V) REPLACE AAIC1 Samsung Electronics...
  • Page 15 CD NO PLAY OR NO SOUND No Play MAIN PCB DIC1 PLAYING OK OUTPUT (5V) No Sound REPLACE SMPS CD DECK CHECK Check CD-Mute High RESET SET OR CHECK on UIC1 P69 UIC1 (H: Mute, L: Normal) NO OUTPUT CHECK Samsung Electronics...
  • Page 16 Troubleshooting 4-1-4 CD PACK No CD PACK PLAYING OK MAIN PCB to CD PCB 30 PIN CD PACK 5V CHECK Connector Check CD POWER CHECK (DIC1: 7805) Samsung Electronics...

  • Page 17: Measures To Be Taken When The Protection Circuit Operates

    The Power Protection Circuit operates in the following cases. 1. When over-current is generated in the amplifier IC (over-output or short-circuits in the output block.) 2. When the temperature of the amplifier IC exceeds 160°C. 3. When no power is supplied to the Gate Driver. Samsung Electronics...

  • Page 18: Dvd Flash Initialization & Update

    3. MPEG Version will be on the VFD.  MPEG Flash Update 1. Save update ROM file to USB drive. 2. Function change to USB mode. Then plug in USB drive. 3. ‘UPDATING’ message will be on the VFD and SET will turn off and turn on. Samsung Electronics...

  • Page 19: Exploded View & Part List

    Exploded View & Part List 5. Exploded View & Part List 5-1 Exploded View ..................5-2 5-2 Electrical Part List ................5-4 Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 20 AC080 AC320 AC060 AH383 AC085 AK250 AC050 BRACK AM020 AC070 AC020 AC330 AD300 AC255 AC010 AK170 AL210 AC010 AK420 AD480...
  • Page 21 MOTOR FAN;C161NK10B0110,MX-GT88,0.15A,-, BRACK AH61-02549A BRACKET-PCB;MM-DA25,SECC 1.0T,T1.0,W20,L MECHA AH97-01831A ASSY DECK-DVD;SDM-D1FL,CMS-S75RBL,BASIC- PCB-CD AH92-02822A ASSY PCB-MPEG;-,MM-DA20,ES8390 4 LAYER,- PCB-MAIN AH92-02817M ASSY PCB-MAIN;MM-DA25,SCART, DVD. PCB-SMPS AH44-00186A SMPS;MM-DA25,HECK DA25000-F,AC/DC, 6003-000275 SCREW-TAPTITE;BH,+,-,B,M3,L10,ZPC(BLK),S 6003-001464 SCREW-TAPTITE;BH,+,B,M3,L10,ZPC(WHT) Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 22: Electrical Part List

    2401-000651 C-AL;2.2uF,20%,50V,GP,TP,4x7,5 AAC7 2401-003564 C-AL;1000uF,20%,35V,LZ,TP,12.5X25mm FC10R 2401-000651 C-AL;2.2uF,20%,50V,GP,TP,4x7,5 AAC8 2203-000925 C-CER,CHIP;470nF,+80-20%,50V,Y5V,20 FC12L 2202-000807 C-CERAMIC,MLC-AXIAL;22nF,+80-20%,25 AAC9 2203-000440 C-CER,CHIP;1nF,10%,50V,X7R,1608 FC12R 2202-000807 C-CERAMIC,MLC-AXIAL;22nF,+80-20%,25 AAIC1 1201-002696 IC-AUDIO AMP;TDA8922BJ,DBS,23P,30.2 AAL1 2702-001128 INDUCTOR-RADIAL;20uH,10%,13.8x19.5m FC13 2401-000042 C-AL;100uF,20%,16V,GP,TP,6.3x7,5 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 23 2007-000033 R-CHIP;0ohm,5%,1/4W,TP,3216 HIC2 1201-001285 IC-OP AMP;4556,SOP,8P,150MIL,+/-18V FJW8 2007-000033 R-CHIP;0ohm,5%,1/4W,TP,3216 HL1L 2701-000179 INDUCTOR-AXIAL;33UH,10%,4298 FJW84 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- HL1R 2701-000179 INDUCTOR-AXIAL;33UH,10%,4298 FJW85 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- HP-JACK 3722-001588 JACK-PHONE;7P,3.6PI,AG,BLK,- FJW89 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- HQ1L 0501-000341 TR-SMALL SIGNAL;KSC1623-L,NPN,200mW Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 24 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- JW82 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- MJW16 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- JW83 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- MJW17 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- JW86 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- MJW18 0401-000005 DIODE-SWITCHING;1N4148,75V,150mA,DO MJW19 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- JW9 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- MJW2 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 25 MJW83 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- SW11 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SP MJW83_ 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- SW12 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SP SW2 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SP MJW84 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- SW3 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SP MJW85 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- MJW86 3811-001868 WIRE-NO SHEATH CU;SnCuFe,-,52mm,-,- SW4 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SP Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 26 0501-000341 TR-SMALL SIGNAL;KSC1623-L,NPN,200mW UIC2 1003-002129 IC-VFD;PT6315A,LQFP,44P,10x10mm,-,- VR1 2007-001164 R-CHIP;75ohm,1%,1/10W,TP,1608 UJ11 3708-001265 CONNECTOR-FPC/FFC/PIC;12P,1.25MM,ST UJ2 3711-000967 HEADER-BOARD TO CABLE;BOX,4P,1R,2mm VR2 2007-001164 R-CHIP;75ohm,1%,1/10W,TP,1608 UJ22 3722-002313 JACK-USB;4P/1C,AU30U,BLK,STRAIGHT,A VR23 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3. UQ1 0501-000341 TR-SMALL SIGNAL;KSC1623-L,NPN,200mW VR24 2007-000078 R-CHIP;1Kohm,5%,1/10W,TP,1608 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 27 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 AR7 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 AH64-04515B DOOR-CD;MM-DA25,ABS,-,9,W9.2,L131.6 AR8 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 AH64-04518A KNOB-VOLUME;MM-DA25,ABS,T50.7,W50.7 AH69-02147A CUSHION-L;MM-DA25,EPS,T25,W388,L400 AR9 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 AH69-02148A CUSHION-R;MM-DA25,EPS,T40,W388,L400 BIC4 1003-001978 IC-MOTOR DRIVER;AM5766,HSOP28H,28P, AH97-02630C ASSY CABINET-FRONT;MM-DA25,-,-,- CN02 3711-005155 HEADER-BOARD TO CABLE;BOX,5P,1R,2MM CN3A 3708-002062 CONNECTOR-FPC/FFC/PIC;24P,0.5MM,SMD Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 28 MC121 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,160 ML4 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115o MC122 2402-000167 C-AL,SMD;100uF,20%,10V,-,-,6.6x6.6x ML6 3301-001069 BEAD-SMD;120ohm,1.6x0.8x0.8mm,200mA MC123 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,160 ML7 3301-001069 BEAD-SMD;120ohm,1.6x0.8x0.8mm,200mA ML8 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115o MC124 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,160 ML9 3301-001069 BEAD-SMD;120ohm,1.6x0.8x0.8mm,200mA MC126 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,160 5-10 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 29 PCN1A 3711-005644 CONNECTOR-HEADER;BOX,8P,1R,2mm,SMD- 1 RC71 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,160 RC72 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,160 PL11 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115o RC9 2402-001096 C-AL,SMD;220UF,20%,16V,GP,TP,6.6X6. PL15 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115o PL16 2007-000029 R-CHIP;0ohm,5%,1/8W,TP,2012 RD2 0407-000116 DIODE-ARRAY;KDS181, DAP202K,80V,100 PL17 3301-001495 BEAD-SMD;120ohm,2012,2500mA,TP,115o REG1 1203-001255 IC-POSI.FIXED REG.;7805,D-PAK,3P,-, Samsung Electronics This Document can not be used without Samsung’s authorization. 5-11...
  • Page 30 6801-001669 CARD-WARRANTY;RUSS,XER,RUS,SNOWWHIT 1 6902-000385 BAG PE;LDPE,T0.03,W250,L350,TRP,8,1 RR64 2007-000097 R-CHIP;47Kohm,5%,1/10W,TP,1608 AH39-00320C CBF COAXIAL CABLE;MAX-L68,110REC,-, RR65 2007-000078 R-CHIP;1Kohm,5%,1/10W,TP,1608 RR65A 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 AH39-40001V CABLE-AUDIO CABLE;-,-,1P-1P,3000mm, RR66 2007-000078 R-CHIP;1Kohm,5%,1/10W,TP,1608 AH68-02050P MANUAL USERS;MM-DA25,XAA,ENG,-,MOJO RR66A 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 AH68-50254B LABEL-SERIAL;ART PAPER,T0.1,L10,W45 1.05 SNA AH81-02286C A/S-EYEGLASS CLOTH;HT-TXQ120,POLY-B 5-12 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 31 AH97-02879H ASSY MACHINERY-MAIN OTHER;SIM,MM-DA 1 3809-001325 CABLE-FLAT;30V,80C,120MM,6P,1.25MM, 3809-001377 FPC CABLE-FLAT;30V,80C,150MM,27P,1. 3809-001972 CABLE-FLAT;30V,80,120mm,12P,1.25mm, AH63-01301A SHEET-SET;HT-Q40,-,-,-,-,-,- AH65-30010A CLAMP-WIRE;-,-,-,-,-,- AH68-00371A LABEL-BAR CODE;DVD-611/XAA,-,MOJO20 1.05 SNA AH68-01929G LABEL RATING;HT-A100,XTL,SLIVER PET 1.05 SNA AH68-01984A MANUAL-CLEANING;HT-X200,-,-,-,ART P AH68-02085C LABEL-POP;MM-DA25,EUR,RAINBOW SHEET AH39-00257A CBF-POWER CORD;Z-88,-,CP2,250V,2.5A AH59-01960B REMOCON-ASSY;MM-DA25 REMOCON,NO TA 1 AH69-02149A MASTER CARTON;MM-DA25,PAPER,T7,W451 Samsung Electronics This Document can not be used without Samsung’s authorization. 5-13...

  • Page 32: Pcb Diagram

    6-2 MIC PCB Top ..................... 6-3 6-3 MIC PCB Bottom ....................6-5 6-4 FRONT PCB Top ....................6-6 6-5 FRONT PCB Bottom ..................6-8 6-6 MAIN PCB Top ....................6-9 6-7 MAIN PCB Bottom .................... 6-11 6-8 MPEG PCB Top ....................6-13 6-9 MPEG PCB Bottom ..................6-15 6-10 SMPS PCB Top ....................6-16 6-11 SMPS PCB Bottom ................... 6-18 6-12 CD PCB Top ...................... 6-19 Samsung Electronics...

  • Page 33: Wiring Diagram

    PCB Diagram 6-1 Wiring Diagram MIC & KEY BORAD TAPE DECK 12P FPC FRONT BOARD MAIN BOARD 27P FPC 30P FPC 15P BOX MPEG BOARD SMPS Samsung Electronics...

  • Page 34: Mic Pcb Top

    PCB Diagram 6-2 MIC PCB Top MCON11 Samsung Electronics...
  • Page 35 PCB Diagram 6-2-1 Pin Connection 1 UJ2 USB Signal Connector Pin No. Signal USB_D- USB_D+ 2 MCON11 MIC/HP Signal Connector Pin No. Signal MIC-KEY MIC-SENS HP_SENS HP_LCH HP_RCH 5.6V NC-GND MIC-SIGNAL Samsung Electronics...

  • Page 36: Mic Pcb Bottom

    PCB Diagram 6-3 MIC PCB Bottom MCON11 Samsung Electronics...

  • Page 37: Front Pcb Top

    PCB Diagram 6-4 FRONT PCB Top VFD1 UJ11 Samsung Electronics...
  • Page 38 6-4-1 Pin Connection 1 MCW1 2 UJ11 Signal Connector MIC/HP Signal Connector Pin No. Signal Pin No. Signal MIC-KEY MIC-SENS MIC-SIG HP_SENS HP_LCH HP_RCH 5.6V MIC-SENS HP-SENS NC-GND FUNCTION_L MIC-SIGNAL FUNCTION_R -12V 5.6V +VFD -VFD VFD_DATA VFD_CLK VFD_CE VOL_UP VOL_DOWN MIC_DATA MIC_CLK Samsung Electronics...

  • Page 39: Front Pcb Bottom

    PCB Diagram 6-5 FRONT PCB Bottom VFD1 UIC2 HIC2 UJ11 MIC1 Samsung Electronics...

  • Page 40: Main Pcb Top

    PCB Diagram 6-6 MAIN PCB Top MCW10 TCON13 FCW10 Samsung Electronics...
  • Page 41 CD-MUTE HALF CLOSE-SW RECF/R FUNCTION_R OPEN-SW HALL -VFD -12V CD-CLOSE MOTOR ON +VFD CD-OPEN REC_MUTE 5.6V DSP-CLK REC_ON DSP-DIN TAPE_MUTE DSP-DO +VFD -VFD CD-RST VFD_DATA VFD_CLK CD-L VFD_CE VOL_UP MGND VOL_DOWN MIC_DATA VIDEO_Y MIC_CLK VIDEO_PB VIDEO_PR CVBS1 6-10 Samsung Electronics...

  • Page 42: Main Pcb Bottom

    PCB Diagram 6-7 MAIN PCB Bottom FIC2 MCW10 TCON13 FIC1 UIC1 FCW10 Samsung Electronics 6-11...
  • Page 43 PCB Diagram 6-7-1 Test Point Wave Form 6-12 Samsung Electronics...

  • Page 44: Mpeg Pcb Top

    PCB Diagram 6-8 MPEG PCB Top UCN1 MIC10 MIC3 CN02 MIC2 KIC3 PCN1A Samsung Electronics 6-13...
  • Page 45 PCB Diagram 6-8-1 Pin Connection 1 PCN1A DVD POWER LINE Connector (DA25) Pin No. Signal D3.3V DGND DGND A10V 6-14 Samsung Electronics...

  • Page 46: Mpeg Pcb Bottom

    PCB Diagram 6-9 MPEG PCB Bottom MIC1 Samsung Electronics 6-15...

  • Page 47: Smps Pcb Top

    PCB Diagram 6-10 SMPS PCB Top 6-16 Samsung Electronics...
  • Page 48 PCB Diagram 6-10-1 Pin Connection 1 CON3 POWER LINE Connector Pin No. Signal +AMP +AMP -AMP +AMP +12V P.ON 5.6V -VFD +VFD Samsung Electronics 6-17...

  • Page 49: Smps Pcb Bottom

    PCB Diagram 6-11 SMPS PCB Bottom 6-18 Samsung Electronics...

  • Page 50: Cd Pcb Top

    PCB Diagram 6-12 CD PCB Top CN802 CN06 CN803 CN805 CN804 Samsung Electronics 6-19...
  • Page 51 RESERVE U_RST USB_D- U_DIN USB_D+ U_DO U_CANCEL U-IN 4 CN803 U-MUTE MECHA Control Connector DSP-CE Pin No. Signal CD-RST INSW CD-MUTE CLOSE-SW OUT-SW OPEN-SW CLOSE CD-CLOSE OPEN CD-OPEN DSP-CLK DSP-DIN DSP-DO CD-RST CD-L MGND VIDEO_Y VIDEO_PB VIDEO_PR CVBS1 6-20 Samsung Electronics...

  • Page 52: Schematic Diagram

    7-2 MAIN-1 ....................... 7-3 7-3 MAIN-2 ....................... 7-4 7-4 MPEG ........................ 7-5 7-5 SMPS (MM-A24) ....................7-6 7-6 SMPS (MM-A25) ....................7-7 7-7 SMPS (MM-DA25) ..................... 7-8 7-8 1 DISC CD ......................7-9 Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 53: Overall Block Diagram

    VFD- CD-ON P-SENSE CE CLK DATA SMPS 5.6V P-ON AC CORD MICOM IC VCC- VCC- HIC2 4556 VCC+ AGND A10V EGND EGND 3.3V 5.0V MGND M8V VCC+ PCW13 (MAIN) This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 54: Main-1

    Schematic Diagram 7-2 MAIN-1 POWER AUDIO VIDEO Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 55: Main-2

    Schematic Diagram 7-3 MAIN-2 POWER AUDIO VIDEO This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 56: Mpeg

    Schematic Diagram 7-4 MPEG Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 57: Smps (Mm-A24)

    Ω ± 8 Ω ± ± k 0Ω ± 0 2 Ω ± 4 Ω ± ± 0 Ω ± Ω ± ± ± k Ω ± Ω ± This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 58: Smps (Mm-A25)

    Ω ± 8 1 Ω ± Ω ± ± k ± 0 Ω ± 0 1 Ω ± ± ± Ω ± ± ± k fi ± Ω ± Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 59: Smps (Mm-Da25)

    8 1 Ω ± ± k Ω ± 7 2 fi ± ± 0 Ω ± 0 1 Ω ± ± ± Ω ± ± ± k Ω ± Ω ± This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 60: Disc Cd

    Schematic Diagram 7-8 1 DISC CD Samsung Electronics This Document can not be used without Samsung’s authorization.

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