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Samsung MM-X7 Service Manual

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See also: Instruction Manual
SERVICE
MICRO COMPONENT SYSTEM
MICRO COMPONENT
SYSTEM
BASIC MODEL:
Manual
* MP3-CD/DVD/ CD-R/ RW Playback
* USB HOST
* Tuner
MM-X7/DX7/KX7
Features
- Confidential -
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Summary of Contents for Samsung MM-X7

  • Page 1 MICRO COMPONENT SYSTEM MM-X7/DX7/KX7 BASIC MODEL: SERVICE Manual MICRO COMPONENT SYSTEM Features * MP3-CD/DVD/ CD-R/ RW Playback * USB HOST * Tuner - Confidential -...

  • Page 2: 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 3: 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 4: Precautions For Electrostatically Sensitive Devices (Esds)

    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 5: Special Precautions For Hdd

    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 6: Product Description

    • When playing a Kodak/Fuji Picture CD, only the JPEG files in the picture folder can be played. • Picture discs other than Kodak/Fuji Picture CDs may take longer to start playing or may not play at all. Samsung Electronics...

  • Page 7: Specifications

    Impedance 6Ω x 2 Frequency range 20 Hz - 20 KHz (± 1 dB) Output sound pressure level 84dB/W/M Rated input Maximum input 166(W) x 170(H) x 176(D) mm Dimensions (W x H x D) 1.4 Kg Weights Samsung Electronics...
  • Page 8 3. Accessories Picture Code no. Description & Specification Remarks AH39-00320C CBF COAXIAL CABLE;MAX-L68,110REC,-,1007 AH39-40001U CABLE-AUDIO CABLE,2P2000;-,-,2P-2P,-,-,- AH39-40001V CABLE-AUDIO CABLE;-,-,1P-1P,3000 ,-,-,- AH42-00023A ANT LOOP-AM;-,MAX-DT55,-,-,1KHZ AH59-01787B MM-X7/KOREA REMOCON-ASSY;MM-DX7/NOEUR,SAMSUNG,237*48 AH59-01787E MM-X7/EXP REMOCON-ASSY;MM-X7/NOEUR,SAMSUNG,172*48 AH59-01787A MM-DX7/KOREA REMOCON-ASSY;MM-DX7/ KOR,SAMSUNG,237*48 AH59-01787B MM-DX7/EXP REMOCON-ASSY;MM-DX7/NOEUR,SAMSUNG,237*48 AH59-01787C MM-KX7 REMOCON-ASSY;MM-KX7,SAMSUNG,237*48 AH59-01198F MM-KX7 MICROPHONE;3.5PI,172MM,600OHM,53*172MM...
  • Page 9 4. Specification Comparison Model Name MM-DX7 MM-DT8 2006 Year 2007 OUTPUT 5.1 CH USB HOST Samsung Electronics...

  • Page 10: How To Disassemble

    3. How to disassemble Samsung Electronics...
  • Page 11 Samsung Electronics...

  • Page 12: Troubleshooting

    4. TroubleShooting Samsung Electronics...
  • Page 13 Samsung Electronics...
  • Page 14 5-1.Exploded Views and Parts List 1. Total Exploded View AK420 AD450 AL210 AC320 AK250 AC080 AK130 AH155 MICG AL070 AS260 AD005 AL002 AC060 AB130 HEAT AB120 HEAT AW120 AD300 AC050 AS222 AC010 AD150 AC020 AC070 HOLD LENS- SHEET AC330 Samsung Electronics...
  • Page 15 Service Not Available AA060 AH97-02091J ASSY-CABINET TOP;DX7 KOR-B AA210 AH97-02197B ASSY-REAR;BLACK OPTION AB120 AH61-01861A BRACKET-DECK,L;MM-ZC8,SECC,T1.0,- AB130 AH61-01862A BRACKET-DECK,R;MM-ZC8,SECC,T1.0,- AC010 AH64-04222B CABINET-FRONT;MM-X7,MIPS,W164,L167,B AC010 AH97-02090B ASSY-CABINET FRONT;DX7 WHITE AC020 AH64-04256A CABINET-BOTTOM;MM-X7,SECC,T0.8,W163,L240 AC050 AH64-04229B CABINET-REAR;MM-DX7,ABS,W167,L167,BL AC060 AH64-04227B CABINET-SIDE L;MM-DX7,ABS,W242,L1 AC070 AH64-04228B CABINET-SIDE R;MM-DX7,ABS,W242,L1...

  • Page 16: Electrical Parts List

    2007-000300 R-CHIP;10Kohm,5%,1/8W,TP,2012 2007-000468 R-CHIP;1Kohm,5%,1/8W,TP,2012 HC13L 2203-000126 C-CER,CHIP;1.2nF,10%,50V,X7R,TP,2012 AR2L 2001-000449 R-CARBON;2.2KOHM,5%,1/8W,AA,TP,1.8X3.2MM HC13R 2203-000126 C-CER,CHIP;1.2nF,10%,50V,X7R,TP,2012 AR2R 2001-000449 R-CARBON;2.2KOHM,5%,1/8W,AA,TP,1.8X3.2MM HEAT SINK-MAIN AH62-00168A HEAT SINK-MAIN;MM-X7,AL,T6.5,W36.4,L109, AR3L 2007-000493 R-CHIP;2.2Kohm,5%,1/8W,TP,2012 HEAT SINK-POWER AH62-00170AHEAT SINK-POWER;MM-DX7,AL EXTR,T15,W52.5 HR13L 2007-000653 R-CHIP;27Kohm,5%,1/8W,TP,2012 AR3R 2007-000493 R-CHIP;2.2Kohm,5%,1/8W,TP,2012 2007-000586 R-CHIP;22Kohm,5%,1/8W,TP,2012 HR13R 2007-000653 R-CHIP;27Kohm,5%,1/8W,TP,2012...
  • Page 17 AH92-02667A ASSY PCB-FRONT;MM-DX7,USB HOST PLAY RC10 2203-000206 C-CER,CHIP;100nF,10%,50V,X7R,2012 AC4L 2203-000533 C-CER,CHIP;2.7nF,10%,50V,X7R,TP,2012,- AC4R 2203-000533 C-CER,CHIP;2.7nF,10%,50V,X7R,TP,2012,- RC11 2201-000565 C-CERAMIC,DISC;47nF,+80-20%,-,,-,12.5x4m AR8L 2007-000308 R-CHIP;10ohm,5%,1/8W,TP,2012 RC12 2201-000565 C-CERAMIC,DISC;47nF,+80-20%,-,,-,12.5x4m AR8R 2007-000308 R-CHIP;10ohm,5%,1/8W,TP,2012 RC13 2201-000565 C-CERAMIC,DISC;47nF,+80-20%,-,,-,12.5x4m 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST RC14 2201-000565 C-CERAMIC,DISC;47nF,+80-20%,-,,-,12.5x4m RC15 2201-000161 C-CERAMIC,DISC;10NF,+80-20%,500V,Y5V,TP, 2401-001508 C-AL;47uF,20%,16V,GP,TP,6.3x5,5 Samsung Electronics...
  • Page 18 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST 2203-005171 C-CER,CHIP;1000nF,10%,16V,X7R,2012 EMCC1 2203-001537 C-CER,CHIP;1nF,10%,50V,X7R,TP,2012 2203-005171 C-CER,CHIP;1000nF,10%,16V,X7R,2012 EMCC2 2203-001537 C-CER,CHIP;1nF,10%,50V,X7R,TP,2012 2203-005171 C-CER,CHIP;1000nF,10%,16V,X7R,2012 EMCD1 0401-001090 DIODE-SWITCHING;1SS355,80V,100MA,SOD-323 EMCD2 0401-001090 DIODE-SWITCHING;1SS355,80V,100MA,SOD-323 AH07-00208A LCD;-,MM-X7/DX7/KX7,-,66*66,black EMCD3 0401-001090 DIODE-SWITCHING;1SS355,80V,100MA,SOD-323 LD1A 0403-001316 DIODE-ZENER;MTZJ3.0A,2.85-3.07V,500mW,DO 0402-000127 DIODE-RECTIFIER;1N4002,100V,1A,DO-41,TP EMCD4 0401-001090 DIODE-SWITCHING;1SS355,80V,100MA,SOD-323 LENS-LCD AH67-00454A LENS-LCD;MM-DX7,PMMA,-,-,-,-,- 2401-000042 C-AL;100uF,20%,16V,GP,TP,6.3x7,5 2007-000947 R-CHIP;47ohm,5%,1/8W,TP,2012 HC10L 2203-001596 C-CER,CHIP;2200nF,+80-20%,50V,Y5V,2012...
  • Page 19 R-CHIP;4.7Kohm,5%,1/8W,TP,2012 2007-001024 R-CHIP;560Kohm,5%,1/8W,TP,2012 2007-000872 R-CHIP;4.7Kohm,5%,1/8W,TP,2012 2007-000872 R-CHIP;4.7Kohm,5%,1/8W,TP,2012 UR57 2007-000493 R-CHIP;2.2Kohm,5%,1/8W,TP,2012 2007-000872 R-CHIP;4.7Kohm,5%,1/8W,TP,2012 UR58A 2007-000686 R-CHIP;3.3Kohm,5%,1/8W,TP,2012 UR59 2007-001198 R-CHIP;820ohm,1%,1/8W,TP,2012 SHEET-LCD AH63-01345A SHEET-LCD;MM-X7,SHEET,T0.2,W39.5,L91.3,- UR59A 2007-000872 R-CHIP;4.7Kohm,5%,1/8W,TP,2012 STOP 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST 2007-000290 R-CHIP;100ohm,5%,1/8W,TP,2012 TAPE 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST TCW1 3708-000451 CONNECTOR-FPC/FFC/PIC;16P,1.25MM,STRAIGH UR60 2007-000468 R-CHIP;1Kohm,5%,1/8W,TP,2012 TCW2 3708-000451 CONNECTOR-FPC/FFC/PIC;16P,1.25MM,STRAIGH...
  • Page 20 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 MC29 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 MR132 2007-001198 R-CHIP;820ohm,1%,1/8W,TP,2012 MC30 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 MR14 2007-000078 R-CHIP;1Kohm,5%,1/10W,TP,1608 MC31 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 MC32 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 MR145 2007-000133 R-CHIP;330Kohm,5%,1/10W,TP,1608 MC33 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 MR146 2007-000097 R-CHIP;47Kohm,5%,1/10W,TP,1608 MR15 2007-000081 R-CHIP;2.7Kohm,5%,1/10W,TP,1608 MC34 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 MR162 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 Samsung Electronics...
  • Page 21 2007-000124 R-CHIP;2.2Kohm,5%,1/10W,TP,1608 0501-000632 TR-SMALL SIGNAL;2SB1197K,PNP,200mW,SOT-2 RR24 2007-000458 R-CHIP;18Kohm,5%,1/10W,TP,1608 0501-000632 TR-SMALL SIGNAL;2SB1197K,PNP,200mW,SOT-2 RR26 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 RC10 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 RC101 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 RR27 2007-000109 R-CHIP;1Mohm,5%,1/10W,TP,1608 RC102 2402-000009 C-AL,SMD;47uF,20%,6.3V,GP,TP,5.3x5.3x5. RR28 2007-000094 R-CHIP;22Kohm,5%,1/10W,TP,1608 RR29 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 RC11 2203-005065 C-CER,CHIP;1000nF,+80-20%,10V,Y5V,1608 RR30 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 Samsung Electronics...
  • Page 22 R-CHIP;56Kohm,5%,1/10W,TP,1608 RR90 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 RR92 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 SCREW1 6003-001464 SCREW-TAPTITE;BH,+,B,M3,L10,ZPC(WHT) 2402-001096 C-AL,SMD;220UF,20%,16V,GP,TP,6.6X6.6X7. 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 2402-001096 C-AL,SMD;220UF,20%,16V,GP,TP,6.6X6.6X7. 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 AH61-02345A BRACKET-DVDP;MM-X7,SECC,T0.6,W102,L144,- 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 UCN1 3711-005306 HEADER-BOARD TO CABLE;BOX,4P,1R,2MM,SMD- VC01 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 VC02 2402-000167 C-AL,SMD;100uF,20%,10V,-,-,6.6x6.6x5.7m VC03 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 VC04 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608 VC13 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,1608...
  • Page 23 6-1. Wiring Diagram Samsung Electronics...
  • Page 24 6-2. PCB Diagram 1. MAIN FIC1 21PIN CLOCK FIC1 22PIN DATA FIC1 26/27PIN AUDIO SIGNAL Samsung Electronics...
  • Page 25 2. FRONT UIC1 15/16PIN 10MHz CRYSTAL UIC1 12/13PIN 32.768KHz CRYSTALS Samsung Electronics...
  • Page 26 - This Document can not be used without Samsung’s authorization - 7-1. Block Diagram 1. MAIN Part Samsung Electronics...
  • Page 27 7-2. Schematic Diagram - This Document can not be used without Samsung’s authorization - 1-1. MAIN (1) MICOM CLOCK (2) MICOM DATA (3) AUDIO SIGNAL (4) VIDEO SIGNAL Samsung Electronics...
  • Page 28 - This Document can not be used without Samsung’s authorization - 2-1. FRONT (4) VIDEO SIGNAL (3) AUDIO SIGNAL (1) 10MHz CRYSTAL (1) 32.768KKHz CRYSTAL Samsung Electronics...
  • Page 29 - This Document can not be used without Samsung’s authorization - 8-1. MAIN MICOM and MPEG MICOM communication(MPEG PCB) 1. MAIN MICOM (1) U-TXD waveform (2 U-STB waveform (3) U-RXD waveform (4) U-ACK waveform TO MAIN MICOM 74HCT245 buffer IC...
  • Page 30 8-2. Servo (MPEG PCB) - This Document can not be used without Samsung’s authorization - Samsung Electronics...
  • Page 31 8-3. Video output (MPPEG PCB) - This Document can not be used without Samsung’s authorization - (VIDEO_Y,VIEDO_PB and VIDEO_PR is component video output;CVBS1 is composite video output.) (1) CVBS1 waveform LA73054 is video driver IC (1) VIDEO_PR waveform (1) VIDEO_PB waveform...
  • Page 32 4.PCB IC - This Document can not be used without Samsung’s authorization - A SIDE Samsung Electronics...
  • Page 33 - This Document can not be used without Samsung’s authorization - B SIDE Samsung Electronics...

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