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Philips MCM279 Service Manual

Dvd mini hi-fi system
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Download this manual See also: User Manual
Service AIDS & CD playability ...........................1-1...1-4
Specifications ................................................................2
Connection & Controls ...................................................3
Disassembly Instructions ...............................................4
Block & Wiring diagrams ................................................5
MAIN BOARD ................................................................6
KEY & USB JACK BOARD ............................................7
POWER & AMP BOARD ................................................8
EXPLODE DIAGRAM .....................................................9
SERVICE PARTLIST ....................................................10
FACTORY PARTLIST ...................................................11
2
MCM279
3141 785 32152

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Summary of Contents for Philips MCM279

  • Page 1 MCM279 Service AIDS & CD playability ......1-1...1-4 Specifications ..............2 Connection & Controls ...........3 Disassembly Instructions ..........4 Block & Wiring diagrams ..........5 MAIN BOARD ..............6 KEY & USB JACK BOARD ..........7 POWER & AMP BOARD ..........8 EXPLODE DIAGRAM .............9 SERVICE PARTLIST ............10 FACTORY PARTLIST ...........11...

  • Page 2: Service Aids

    SERVICE AIDS Compact Disc: Service Tools: SBC426/426A Test disc 5 + 5A ......4822 397 30096 Universal Torx driver holder .........4822 395 91019 SBC442 Audio Burn-in test disc 1kHz ....4822 397 30155 Torx bit T10 150mm ...........4822 395 50456 SBC429 Audio Signals disc .........4822 397 30184 Torx driver set T6-T20 .........4822 395 50145 Dolby Pro-logic Test Disc ........4822 395 10216 Torx driver T10 extended ........4822 395 50423...

  • Page 3: Cd Playability Check

    1- 2 CD PLAYABILITY CHECK Customer complaint "CD related problem" Set remains closed! check playability playability ok ? For flap loaders (= access to CD drive possible) "fast" lens cleaning cleaning method is recommended check playability Standard repair procedure playability ok ? clean the lens check playability...

  • Page 4: Customer Information

    CD PLAYABILITY CHECK PLAYABILITY CHECK LIQUID LENS CLEANING Before touching the lens it is advised to clean the surface of the lens by blowing clean air over it. For sets which are compatible with CD-RW discs This to avoid that little particles make scratches on use CD-RW Printed Audio Disc ....7104 099 96611 the lens.
  • Page 5 CD PLAYABILITY CHECK EYE-PATTERN SIGNAL – JITTER MEASUREMENT CD DRIVE – LASER CURRENT MEASUREMENT Measure the signal on the input of the Signal processor The laser current can be measured as a voltage drop on a using an analog oscilloscope. Please find the exact resistor.

  • Page 6: Specifications

    2 - 1 AMPLIFIER USB PLAYER Output power ..........30 W RMS USB ................. V2.0/ V1.1 Signal-to-noise ratio ........≥ 65 dBA ......... support MP3 and WMA files Frequency response ..... 100 – 18kHz, ± 3 dB Number of albums/ folders ....maximum 99 Input sensitivity AUX .......

  • Page 7: Connection And Controls

    3 - 1 CONNECTION AND CONTROLS...
  • Page 8 3 - 2 CONNECTION AND CONTROLS...
  • Page 9 3 - 3 CONNECTION AND CONTROLS...

  • Page 10: Disassembly Diadrams

    4 - 1 4 - 1 DISASSEMBLY DIADRAMS E. Remove Key board D. Remove Main board C. Remove Amplif ier board A. Remove stand E1:Remove screws MP 2x8 - 8 pcs. D1:Remove screws MP 3x10 - 3 pcs. C1: Remove screws 2 pcs. Then remove lens frame cosmetic botom_right&left Rlease click and pull it out.

  • Page 11: Set Block Diagram

    5 - 1 5 - 1 SET BLOCK DIAGRAM...

  • Page 12: Set Wiring Diagram

    5 - 2 5 - 2 SET W IRING DIAGRAM...

  • Page 13: Circuit Diagram - Main Board - Part1

    CIRCUIT DIAGRAM - MAIN BOARD - PART1...

  • Page 14: Circuit Diagram - Main Board - Part2

    6 - 2 6 - 2 CIRCUIT DIAGRAM - MAIN BOARD - PART2...

  • Page 15: Layout Diagram - Main Board

    6 - 3 6 - 3 LAYOUT DIAGRAM - MAIN BOARD...

  • Page 16: Key & Usb Jack Board

    7 - 1 7 - 1 KEY & USB JACK BOARD...

  • Page 17: Power & Amp Board

    8 - 1 8 - 1 CIRCUIT DIAGRAM - POWER & AMP BOARD...
  • Page 18 8 - 2 8 - 2 LAYOUT DIAGRAM - POWER & AMP BOARD...

  • Page 19: Explode Diagram

    EXPLODE DIAGRAM...
  • Page 20 FM ANT WIRE 75R L1.0M ! 9965 100 07794 SWITCHING POWER ADAPTOR 19V/4A ! 9965 100 10440 AC ADAPTOR MCM279/55 19V/3.4A (only for /55) 9965 100 00134 AM LOOP ANT 18.1uH 8T 9965 100 07795 SPEAKER BOX FOR MCM279//00(for /55)
  • Page 21 9965 100 07742 CH-DIODE, HIGHBAS316SOT323 IC10 9940 000 05687 IC 16M SDRAM K4S161622H-UC60 IC15 9965 100 07747 IC, HEF4094BT PHILIPS SO16 IC16 9965 100 01347 IC ET2314 SOUND SO28 9965 100 07747 IC, HEF4094BT PHILIPS SO16 9965 100 07745 IC, OPT30 RESET OPTEK SOP-8...
  • Page 22 9965 100 07743 CH-TRANSISTOR,BC817-40 SOT-23 9965 100 07743 CH-TRANSISTOR,BC817-40 SOT-23 FLASH 9965 100 17135 FLASH WITH SOFTWARE MCM279/12 ELECTRICAL PARTS - DOOR BOARD 9965 100 07757 DOOR SWITCH MST-002 9965 100 07757 DOOR SWITCH MST-002 ELECTRICAL PARTS - KEY BOARD...
  • Page 23 10-4 ELECTRICAL PARTS - POWER&AMP BOARD D604 9965 100 06964 DIODE 1N5819 DO-41 JK601 9965 100 06969 DC JACK 3PIN DC-005 DIA6.3MM JK602 9940 000 03318 HP JACK D3.6MM L601 9965 100 07769 INDUCTOR15UH+/-20%DCR=0.045ohm L602 9965 100 07769 INDUCTOR15UH+/-20%DCR=0.045ohm L603 9965 100 07769 INDUCTOR15UH+/-20%DCR=0.045ohm L604...

  • Page 24: Factory Partlist

    0010 8900-070400100 ELECTRICAL SECTION OF MCM279//12(W/RDS) 1.000 0010 8901-070400100 MAIN PWB ASSEMBLY OF MCM279//12 1.000 ...3 0010 3702-027900130 MAIN PWB:DOUBLE 175x204x1.6MM FR4 MCM279-01(for dummy) 1.000 ...3 0020 8903-070400100 MCU SECTION ASSEMBLY OF MCM279/12 1.000 FA040624, ..4 0010 1123-106033050 TANT. CH-CAP 10UF 6.3V +/-20% 3216-A TYPE 1.000...
  • Page 25 1.000 FAP060670 ..4 0410 3106-101621060 FFC CONNECTOR PH=1.0MM 16P 1.0S-10S-16PWB SMT 1.000 FAP071216 ...3 0040 8918-070400100 EARPHONE SECTION ASSEMBLY OF MCM279/12 1.000 ..4 0010 1132-225083020 CAP ELECT, 2.2UF 50V +/-20% 4X5 TAPING 2.000 C135,C137 ..4 0020 1132-476034020 CAP ELECT,47UF6.3V+80%-20% 4x5(TAPING PH=2.5MM) 1.000...
  • Page 26 FACTORY PARTLIST Level Item Component Desc Unit Location AppForm ...3 0050 8905-070400300 CD POWER SUPPLY SECTION ASSEMBLY OF MCM279/12 1.000 ..4 0010 1132-227053060 CAP ELECT, 220UF 16V +/-20% 5X11 TAPING 2.000 C4,C160 ..4 0015 1132-477043100 CAP ELECT, 470UF 10V +/-20%6.3X11 TAPING 1.000...
  • Page 27 HOUSING 3P DISCRETE WIRE P=2.0 L=75MM UL1007 AWG#28 ..4 0030 3501-030072020 1.000 CN9 TO CN8 FAP071292 SINGLE HEADER GREY/GREY/BLCK ...3 0100 8960-070400100 REAL TIME CLOCK SECTION ASSEMBLY OF MCM279/12 1.000 ..4 0010 1121-120057020 CH-CAP, CER 12PF 16V +/-1% 0603 1.000 ..4 0020 1121-104052020 CH-CAP, CER 0.1UF16V+/-10%0603 1.000...
  • Page 28 3302-010143020 SWITCH TACT TSA-06430-150 LUP FUNG 15.000 FA051538 SW9,SW10,SW11,SW12,SW13,SW14,SW1 ...3 0200 3005-000000000 JUMPER WIRE 4.000 JW1,JW2,JW3,JW4 0030 8905-070400100 POWER AMP PWB ASSEMBLY OF MCM279//12 1.000 ...3 0005 1112-108043160 CAP,ELECT, 1000UF10V+/-20%10X20 1.000 C674 ...3 0007 1112-228063180 CAP, ELECT, 2200UF25V+/-20%12X25 1.000 C681 ...3...
  • Page 29 FM ANT CONTACT PIN 1.000 FA030149 ...3 0680 8031-000001000 OIL CLOTH TUBE DIA:1.5MM L=5MM 2.000 0020 8900-070400300 ELECTRICAL ENCASING ASSEMBLY OF MCM279/12. 1.000 0010 3002-200090900 FFC CABLE 20PIN P=1.25MM L=90MM WHITE SAME SIDE 1.000 CN1 TO CN601 FAP071215 0020 3002-100130910 FFC CABLE 10PIN P=1.25MM L=130MM WHITE OTHER SIDE...
  • Page 30 LABEL DON'T TOUCH THE LENS 1.000 FAP070872 ...3 0020 7107-030600100 LABEL (QC) 1.000 FA040038 ...3 0030 7111-070400100 LABEL TYPE PLATE 37X60MM (MCM279/12). 1.000 ...3 0040 7111-070400200 LABEL CARTON BOX 83x103MM (MCM279/12). 1.000 ...3 0050 7112-050700100 LABEL "UWAGA! .." 1.000 FA060197 ...3...

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