Philips MCM772 Service Manual
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Philips MCM772 Service Manual

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Table of Contents

See also: User Manual
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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...3-2
Block Diagram ................................................................. 4-1
Wiring Diagram................................................................. 4-2
Volume Board ..................................................................5-1
Display Board ......................................................................6
Circuit diagram ........................................................... 6-1
Layout diagram ........................................................... 6-2
M-boy,USB&Headphone Board ..........................................7
TUNER Board .....................................................................8
Circuit diagram ........................................................... 8-1
Layout diagram ........................................................... 8-2
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Power Board ....................................................................... 9
Circuit diagram ....................................................9-1...9-2
Layout diagram ........................................................... 9-3
Decoder Board ..................................................................10
Circuit diagram ................................................10-1...10-4
Layout diagram ................................................10-5...10-6
Explode View ......................................................11-1...11-2
Service Partlist ................................................................12-1
Factory Partlist ......................................................13-1...13-6
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Summary of Contents for Philips MCM772

  • Page 1: Table Of Contents

    TABLE OF CONTENTS Power Board ............... 9 Location of PC Boards ............ 1-1 Circuit diagram ............9-1...9-2 Specification ..............1-2 Layout diagram ............9-3 Measurement Setup ............1-3 Service Aids ..............1-4 Decoder Board ..............10 Instruction On CD Playability ........1-5...1-6 Circuit diagram ..........10-1...10-4 Software Version Check &...

  • Page 2: Location Of Pc Boards

    BOARD TUNER DECODER BOARD VOLUME BOARD BOARD POWER BOARD 110/220 CHANGING BOARD(for 98version) VERSION VARIATIONS : Type /Versions: MCM772 Service policy Board in used: DISPLAY BOARD USB BOARD M-boy BOARD TUNER BOARD HEADPHONE BOARD DECODER BOARD VOLUME BOARD POWER BOARD...

  • Page 3: Specification

    Specification AMPLIFIER SPEAKERS Rated Output Power .......45Wx2 RMS Speaker Impedance ..........4ohm 65 dBA Signal-to-noise ratio ........Speaker Driver, base ............4.5" Frequency response .....50Hz - 3 dB+/-3 20KHz Speaker Driver, tweeter ..........3" Aux Input ........0.5V RMS 47kohm Frequency Response ....50Hz -3dB+/-3 20KHz DISC GENERAL INFORMATION Laser Type ..........

  • 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 10: Disassembly Diagram

    Disassembly Diagram-DVD Part , f f × × × × × × × ×...

  • Page 12: Block Diagram

    Block Diagram IC101...

  • Page 13: Wiring Diagram

    Wiring Diagram CN101 VFD BOARD LIMIT CON1 +5V_USB USB+ MPEG BOARD VOLUME BOARD EJS1504CDMP3 TX_IPOD/SCL RX_IPOD/SDA IPOD_DET R_IPOD/BT L_IPOD/BT AGND_IPOD/BT IPOD_VIDEO TUNNER OPTICAL POWER BOARD POW181F (HIGHPASS CIRCUIT) HEADPHONE CN301 AGND BOARD CN501 CON6 HP-MUTE FUN_A FUN_B CON5 TREBLE BASS REMOTE D-GND A12V...
  • Page 14 Volume Board--Layout Diagram To Panel...

  • Page 16: Display Board

    Display Board--Layout Diagram...
  • Page 17 M-boy USB&Headphone Board M-boy BOARD HEADPHONE BOARD USB BOARD...
  • Page 20 Power Board--Circuit Diagram...
  • Page 21 Power Board--Circuit Diagram...
  • Page 22 Power Board--Layout Diagram...
  • Page 23 10-1 10-1 Decoder Board--Circuit Diagram 0R(NC) FM5V CES2307 FB0805 100u/16V R209 R210 R211 VCC_22V FB/DIP/3.5*4.7 C114 33pF R212 APW7080 10u/16V 4.7K R213 100K DAB_ON_OFF 3 C115 2N3904 UGND COMP CE50 R214 C116 CB12 22pF 0.1uF 470uF/25V/8X14 C117 FB/600 C118 1500pF L30 27uH_2A FB/600 FB0805...
  • Page 24 10-2 10-2 Decoder Board--Circuit Diagram VREF_16 10uF/16V SF-P200Z(FPC) TRACK VREF_16 XTRACK CD_5V 3.9K HAVC SPINDLE XSPINDLE 8550,DIP 8550,DIP 3V3SD MDPUH 470R 470R 2.2K VREF_16 M_CLOSE MAPUH 8050,DIP M_UP CD_5V MBPUH 8050,DIP MCPUH 100uF/10V SPIN- CON2.54-2 470uF/10V SPIN+ TRACK- 2.2K MUTE34 TRACK+ 8550,DIP FOCUS+...
  • Page 25 10-3 10-3 Decoder Board--Circuit Diagram DSW-7B/NC CON2.0-12 ROT_A GND_A ROT_B IPOD_DET 0/NC DS_STB L_IPOD_BT TX_IPOD DS_DAT 0/NC 0/NC DS_CLK 0/NC REMOTE R_IPOD_BT CPU5V -27V C108 103 -27V C109 103 PCF8563 C110 104 SDA0 330R 330R SCL0 C111 104 CPU5V OSCO 10K/NC DS_STB CPU5V...
  • Page 26 10-4 10-4 Decoder Board--Circuit Diagram R147 C120 R148 CE21 5.6K 2.2u/50V AUX_R_IN AUX_R R150 CE22 R151 R152 C121 R153 CE23 2.2u/50V/NC 2.2K/NC 5.6K 2.2u/50V R_IPOD_BT AUX_L_IN AUX_L CE24 0.1uF 2.2u/50V/NC R154 2.2K/NC L_IPOD_BT R155 CE27 5.6K R215 2.2u/50V 9.1V CE28 R156 FM_R 220u/16V...
  • Page 27 10-10 10-10 Decoder Board--Layout Diagram...

  • Page 28: Decoder Board

    10-11 10-11 Decoder Board--Layout Diagram(Bottom)

  • Page 29: Explode View

    11-1 11-1 Explode View-CD Part...
  • Page 30 11-2 11-2 Explode View-AMP Part...

  • Page 31: Accessories Parts List

    12-1 ACCESSORIES PARTS LIST 996510018646 MCM772/12 SPEAEKR BOX ASSY(L) 996510018647 MCM772/12 SPEAKER BOX ASSY(R) 996510018452 MCM770/12 MAIN BRACKET ASSY 996510018455 PRC500-49 REMOTE CONTROL 996500041018 FM ANTENNA WIRE 1.5m 996510013407 WIRE 250 2.5/18PX2 MECHNICAL&MISCELLANEOUS PARTS - AMP UNIT A001 996510015415 DISCRETION KNOB PARTS...
  • Page 32 13-1 Factory Parts List LOCATION 12NC DESCRIPTION MCM772/12 CD+MP3 UNIT PARTS ASS'Y D007 MCM772/12 DISPLAY BOARD ASS'Y 0.6X40mm (375m=1kG) VFD DISPLAY PCB 35-MCD772-01A1 28WIRE 230 2.0/12PX1 2.0/9PX1 BLACK SPONGE 20X20X2 40° MCD770 IR RECEIVER BRACKET(ABS) D005 MCD772 USB BOARD ASS'Y 26SHIELDINGING WIRE160 2.0/4PX1 2.0/4PX1...
  • Page 33 SCREW 3 X 5 FMTT (PLATING) SCREW 2.6 X 8 PA (PLATING) SCREW 3 X 5 BMTT (PLATING) PHILIPS TORX T-10 1.5P 3.0X10.0 AB3 TORX STTP T-10 3.0X6.0 AB3 SCREW 3 X 5 BM (PLATING) SCREW 3 X 10 BA (PLATING) SCREW 3 X 10 PWA (PLATING) TORX T-10 STTT 3.0X6.0 NI...
  • Page 34 SCREW 3 X 5 BM (PLATING) SCREW 3 X 5 BMTT (PLATING) TORX STTP T-10 3.0X6.0 AB3 PHILIPS TORX T-10 1.5P 3.0X10.0 AB3 SCREW 3 X 10 PMTT (PLATING) TORX T-10 STTB 3.0X15.0 AB3 SCREW 3 X 9 BMTT (PLATING)
  • Page 35 MCD770 TWEETER BRACKET HIPS BLACK RUBBER FOOT( 12X8X7 BLACK) MCD700 GRILLE FIXER RUBBER( 6X6BLACK) MCM772 WOODEN BOX 190X120X250 MCM772/12 SPEAKER BLACK LABEL 34X20 PHILIPS TORX T-10 1.5P 3.0X10.0 AB3 SCREW 2.6 X 8 BA BLACK SCREW 3 X 16 HA (PLATING)
  • Page 36 LASER WARNING LABEL PH 15 BLACK DESIGNE LABEL PH 43X11 MCM772/12 GIFT BOX MCM772/12 GIFT BOX LABEL 91X111 MCM772/12 DVD UNIT MAIN LABEL 52X30 MCM772/12 AMP MAIN LABEL 52X30 MCM772/12 POS BILLBOARD VIGYAZAT LABEL PH 56X15 CHRANTE LABEL PH 59X12...
  • Page 37 13-6 Factory Parts List LOCATION 12NC DESCRIPTIN REMOTE CONTROL PCB PRC500-A 139X40X1.6 PRC500-05 SOFTWARE A(V1.0) PRC500-49 REMOTE CONTROL CASING PART ASS BUTTON BATTERIES 3V CR2025 CONDUCTIVE RUBBER PRC500-49 REMOTE SPRING SHEET PCR500 REMOTE SPRING PCR500 IRON BLOCK PCR500 35X26.6X4 PRC500 REMOTE CONTROL TOP CABINET PRC500 REMOTE BOTTOM CHASSIS ABS10894 PRC500 REMOTE CONTROL BATTERY COVER PRC500 REMOTE CONTROL LENS PC...

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