Philips MCM906 Service Manual
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DVD Micro System

TABLE OF CONTENTS

Location of PC Boards .................................................... 1-1
................................................................. 1-2
Measurement Setup ....................................................... 1-3
Service Aids ................................................................... 1-4
Instruction On CD Playability ..................................1-5 ...1-6
Software Version Check & Upgrade .............................. 2-1
Malfuction Check Chart .................................................. 2-2
...................................................3-1
Block Diagram ................................................................. 4-1
Wiring Diagram................................................................. 4-2
VFD Display Board .............................................................5
Circuit diagram ........................................................... 5-1
Layout diagram ........................................................... 5-2
Prepositive Board ................................................................6
Circuit diagram ........................................................... 6-1
Layout diagram ........................................................... 6-2
AMP Board ..........................................................................7
Circuit diagram ........................................................... 7-1
Layout diagram ........................................................... 7-2
2008
DB 0831
Headphone,Button&AUX Board Diagram ...........................8
LAMP Board ....................................................................... 9
TUNER Board ...................................................................10
Circuit diagram ......................................................... 10-1
Layout diagram ......................................................... 10-2
Decoder Board ...................................................................11
Circuit diagram ..............................................11-1 to 11-4
Layout diagram ..............................................11-5 to 11-6
Explode View ................................................................12-1
Service Partlist ....................................................13-1 to 13-2
Factory Partlist ..................................................13-3 to 13-11
MCM906
3141 785 33070

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Summary of Contents for Philips MCM906

  • Page 1: Table Of Contents

    DVD Micro System MCM906 TABLE OF CONTENTS Headphone,Button&AUX Board Diagram ......8 Location of PC Boards ............ 1-1 Specification ..............1-2 LAMP Board ............... 9 Measurement Setup ............1-3 TUNER Board ..............10 Service Aids ..............1-4 Circuit diagram ............10-1 Instruction On CD Playability ........1-5 ...1-6 Layout diagram ............
  • Page 2: Location Of Pc Boards

    BUTTON BOARD TUNER BOARD AMP BOARD LAMP BOARD DISPLAY BOARD PREPOSITIVE BOARD DECODER BOARD HEADPHONE BOARD VERSION VARIATIONS : Type /Versions: MCM906 Service policy Board in used: BUTTON BOARD DISPLAY BOARD AXU BOARD M-boy BOARD DECODER BOARD AMP BOARD HEADPHONE BOARD...
  • Page 3: Specification

    Specification AMPLIFIER SPEAKERS Rated Output Power ......75W x 2 RMS Speaker Impedance ..........4ohm 65 dBA Signal-to-noise ratio ......... Speaker Driver, base ..........5 1/4" Frequency response ..40Hz + 3dB+/-3 20KHz Speaker Driver, tweeter ..........Φ 2 5 Aux Input ........0.5V RMS 47kohm Frequency Response ....40Hz + 3dB+/-3 20KHz DISC GENERAL INFORMATION...
  • Page 4: Measurement Setup

    MEASUREMENT SETUP Tuner FM Bandpass LF Voltmeter 250Hz-15kHz e.g. PM2534 e.g. 7122 707 48001 RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz). Tuner AM (MW,LW) Bandpass LF Voltmeter...
  • Page 5: Service Aids

    SERVICE AIDS WARNING All ICs and many other semi-conductors are susceptible to electrostatic discharges (ESD). Careless handling during repair can reduce life drastically. When repairing, make sure that you are connected with the same potential as the mass of the set via a wrist wrap with resistance. Keep components and tools also at this potential.
  • Page 6: Instruction On Cd Playability

    INSTRUCTIONS ON CD PLAYABILITY 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 playability ok ? Play a CD for at least 10 minutes check playability playability...
  • Page 7 INSTRUCTIONS ON CD PLAYABILITY 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 8: Software Version Check & Upgrade

    Software Version Check & Upgrade Upgrade software 1.Downloading the software form Philips support website http://www.philips.com/support 2.Put in the Software CD Disc or USB,when it is loading Waiting a minute,till hear a long ding voice. Software upgrade finish. Software check Press the “display” button quartic continuously on remote control,...
  • Page 9 Malfunction follow check chart...
  • Page 10: Disassembly Diagram

    Disassembly Diagram A,Loosen screws as below sketch map to B,Loosen screws as below sketch map to C,Loosen screws as below sketch map to D,Loosen screws as below sketch map to open the top cabinet: remove the both sides panels: remove the DVD mechanism bracket: remove AMP board: 1,screws:3x6BMTT(3PCS) 1,screws:3x6PA(6PCS)
  • Page 11: Block Diagram

    Block Diagram REM-SENSOR CD5V VFD701 CONTROL VFD Board CPU5V MECHANISM PT16311 IC201 CD DECODE BLOCK CPU5V AMP Board MUTE 9228 TDA8920 STANDBY AUX1 IN AUX1 IC300 AUX2 IN AUX2 CPU5V 24C02 TL027 Prepositive Board D-FR D-FL TUNER BLOCK AUX1 IN 7812 AUX2 IN IC:TEA5766...
  • Page 12 Wiring Diagram...
  • Page 13 VFD Display Board --Circuit Diagram VFD201 MCD190VFD CORD201 CORD 190-2 S201 REMOTE R202 4.7/0.5 R207 C202 R201 C201 R206 4.7/0.5 C205 C206 RT-B RT-A S-BASS SW202 SW205 SW206 C203 C204 SW212 PLAY STOP MODE OPEN/CLOCS D201 4148 S12/KS12 S11/KS11 D202 SW203 SW201 SW207...
  • Page 14 VFD Display Board--Layout Diagram...
  • Page 15 Prepositive Board -- Circuit Diagram 9014 STANDBY R6 LED- LM7812 +12V +12V LED1 LED2 4001 0.47/0.5W B772 胆灯丝供电 4148 4001 ~12V0 9014 470K ~12V R22* 180V~ 330uF/16V 0.47/0.5W 2200u/25V D7-10 2.5/5P IN4007X4 R23* 223/100V +VCC +VDD R24* 10K0.5W 47K/0.5W 100uF/350V 100uF/400V R27* R50*...
  • Page 16 Prepositive Board--Layout Diagram...
  • Page 17 AMP Board --Circuit Diagram -28V DZ102 Q113 BUK7509-55A +12V BZX79-B27V 8550 R1389 VCC+12V R340 R173 R133 -30V R113 3.3K R130 DZ302 C134 R1379 104j R341 5.1V R347 R159 R1378 STANDBY Q116 R342 BC857B R172 CN102 9014 Q115 R140 BC857B 4.7K C153 R175 -27V...
  • Page 18 AMP Board --Layout Diagram...
  • Page 19: Headphone,Button&Aux Board Diagram

    Headphone, Button & AUX Board Diagram Headphone Board AUX Board Button Board HP-MUTE R400 R401 JACK801 35-MCD906-01A1 R402 CN801 CN402 CN401 AUX1L H-OUT L AUX1R H-OUT R R403 AUX2L AUX2R R404 100 PH-JACK SW211 SW208 R405 LED+ STANDBY SOURCE R406 R407 LED1...
  • Page 20: Lamp Board

    Lamp Board Diagram VALVE LAMP BOARD-L LAMP BOARD VALVE LAMP BOARD-R LED702 R702 CN601 CN501 LED601 LED501 R601 CN701 R501 LED701 R701...
  • Page 21: Tuner Board

    10-1 10 -1 Tuner Board-Circuit Diagram...
  • Page 22 10-2 10-2 Tuner Board-Layout Diagram...
  • Page 23: Decoder Board

    11-1 11-1 Decoder Board--Circuit Diagram OPEN/FB0805 FM5V CES2307 R121 R839 CE110 R840 FB0805 100u/16V 4.7K 100R 10uF AMP2301 R841 R842 4.7K VCC_12V DAB_ON/OFF 2N3904 R843 FB/DIP/3.5*4.7 0.1uF CE111 10u/16V FB/600 C107 AOZ1212 47uH_3A FB/600 FB0805 1uF/25V/0805 CES2307 0.1uF 470uF/25V/8X14 100u/16V + CE5 VBIAS 470uF/10V/8X7...
  • Page 24 11-2 11-2 Decoder Board--Circuit Diagram VREF_16 10uF/16V SF-P200Z(FPC) TRACK VREF_16 XTRACK CD_5V 3.9K HAVC 8550,DIP SPINDLE XSPINDLE 3V3SD MDPUH 470R 2.2K VREF_16 M_CLOSE MAPUH 8050,DIP CD_5V MBPUH MCPUH SPIN- 100uF/10V 470uF/10V SPIN+ TRACK- MUTE34 TRACK+ 8550,DIP FOCUS+ TRACK- 470R TRACK+ FOCUS- 2.2K M_OPEN...
  • Page 25 11-3 11-3 Decoder Board--Circuit Diagram DS_STB L_BT DS_DAT R844 R_BT DS_CLK AGND REMOTE BT5V/I5V R845 330R CPU5V VFD_VCC SCL/IPOD_DET R846 330R ROT_A IPOD_DET ROT_B R847 SDA/IPOD_TX R848 330R CON2.0-7 R849 IPOD_TX CON2.0-8 AUX_LIN AUX_RIN PCF8563 AGND SDA0 330R 330R SCL0 CPU5V CON2.0-3 OSCO...
  • Page 26 11-4 11-4 Decoder Board--Circuit Diagram R147 L_OUT L_OUT R_OUT AUX_RIN AUX_R R_OUT R148 HP_MUTE HP_MUTE AUX_LIN AUX_LIN AUX_RIN AUX_RIN L_BT L_BT R_BT R152 R_BT AUX_LIN AUX_L MUTE MUTE R153 R155 FM_R FM_RIN R852 VCC_12V R157 FM_L FM_LIN R853 R184 CD_R DVDR CD_R R187...
  • Page 27 11-5 11-5 Decoder Board--Layout Diagram--TOP...
  • Page 28 11-5 11-5 Decoder Board--Layout Diagram--Bottom...
  • Page 29: Explode View

    12-1 12-1 Explode View...
  • Page 30 996510017908 MCD906VALVE LAMP BOARD ASSY-R D020 996510018705 MCM906 BUTTON BOARD ASSY D026 996510017911 MCD906 HEADPHONE BOARD ASSY D033 996510018708 MCM906 ECO POWER CONTROL BOARD D034 996510018641 MCM770/772/906 M-BOY BOARD D035 996510017907 MCD906 AUX BOARD ASSY D039 996510018711 MCM906/12 DECODER+MCU PARTS...
  • Page 31 13-2 ELECTRICAL PARTS - PREPOSITIVE BOARD 996500042559 TRANSISTOR 9014D-5 996500042559 TRANSISTOR 9014D-5 994000004938 TRANSISTOR 2SB772A 996500042020 IC 7812 ELECTRICAL PARTS - DISPLAY BOARD CORD201 996510018706 CODER R166ECC-D1-15F-24P-I066 IC201 996510000500 IC PT6311/SC16311/CD16311 S201 994000004961 IR SENSOR BLACK S201 996520034964 MCD906 IR BRACKET HIPS SW201 996520033923 TACT SWITCH TS-1307-01 6X6X5...
  • Page 32 13-3 FACTOTY PART LIST MCD906/93 DVD UNIT PARTS ASS'Y 26WIRE 150 2.0/5PX2 PUSH KEY PCB 35-MCD906-01A1 28WIRE 250+250 2.0/11PX1 2.0/8P/3P VFD DISPLAY PCB 35-MCD906-02A1 0.6X40mm (375m=1kG) ° 0...
  • Page 33: Factory Partlist

    13-4 FACTORY PART LIST...
  • Page 34 13-5 FACTORY PART LIST...
  • Page 35 13-6 FACTORY PART LIST ° 5 ° 5 ° 5 ° 5 ° 5...
  • Page 36 13-7 FACTORY PART LIST F101 ? FUSE F2AL250V F101 ? FUSE HOLDER(PLASTIC) F102 ? FUSE HOLDER(PLASTIC) F103 ? FUSE HOLDER(PLASTIC) F102 ? FUSE F5AL250V F103 ? FUSE F5AL250V PCB 35-MCD906-03A1 AMP FRONT PANEL MICA INSULATION SHEET 15.5X11 SCREW 3 X 12 BBH (PLATING) PLASTIC POLE H=3.5 AUX PCB 35-MCD906-04A1 3 ORANGE...
  • Page 37 13-8 FACTORY PARTS LIST 3 3B4SCB01 (HIGH-BLUE) LAMP PCB 35-MCD906-07A1 26WIRE 120 2.0/2PX1 2.0/2PX1 6.35 CK-6.35-6 26 WIRE 180 2.0/4PX1 2.0/4PX1 HEADPHONE PCB 35-MCD906-08A1 ECO POWER PCB 35-MCD906-09A1 ± ± HIGH VOLTAGE CHIP CERAMIC CAP.223P 1000 MYLAR CAP.104P 280V J MYLAR CAP.104P 280V J...
  • Page 38 SCREW 3 X 5 FMTT (PLATING) — PCB 35-MCD770-08A1 M-BOY 30X28 NE1503PCB METAL BRACKET 13X13X8X1 SCREW 3 X 5 PMTT (PLATING) CPU U252(S3C9228 XYZ-CAN CHANGE) CD DECODER EJS906CD IC P74LVC2GU04GW SOT-363(TW) IC TEA5766UK MCM906/12 DECODER+MCU SOFTWARE MCM906/12 CPU SOFTWARE MCM906/12 CD MP3 SOFTWARE 0.4STEEL WIRE)
  • Page 39 13-10 FACTORY PARTS LIST MCD988 USB PCB PRESS-PIECE SCREW 3 X 6 BM (PLATING) SCREW 3 X 4 BMTT (PLATING) SCREW 3 X 12 BA (PLATING) SCREW 3 X 6 BA (PLATING) SCREW 3 X 5 BMTT (PLATING) SCREW 3 X 14 PM(BLACK) M3 NUT (PLATING) SCREW 3 X 8 PM(BLACK) SCREW 3 X 10 PA(BLACK)
  • Page 40 SOCKET HEAD SCREW 3X12 HA (PLATING) SCREW 3 X 10 FAH NICKEL PLASTIC BAG(PE) 58X45cm PAPER TUBE( 57.5X 52.5X110) RUBBER FOOT( 12X8X7 BLACK) MCM906/12 SPEAKER BLACK LABEL 34X20 STENCIL PAPER 95X65CM BLACK GAUZE 100X100 MCD906/93 SPEAKER BOX GIRLLE PARTS PLASTIC FIXER 11X8 BLACK SCUTCHEON(PHILIPS 32X6.4)
  • Page 41 PEARL COTTON BAG 50X45cm POLYFOAM MCD906 PASSED LABEL MCM906/12 SPECIAL LABEL 52X34 LASER WARNING LABEL PH 15 BLACK MCM906/12 DVD UNIT MAIN LABEL 59.5X39.5 MCM906/12 GIFT BOX LABEL 91X111 MCM906/12 POS BILLBOARD PLASTIC BAG(PE) 26X17cm PHILIPS PLASTIC BAG(PE) 26X17cm PHILIPS...

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