Philips MCD712 Service Manual Download

Page: 26 / 38

Decoder Board -- Circuit Diagram

11-3

SERVO I/F

8550/D I P

F+

T-

SL-

F-

SP+

FOSO

T+

DMSO

TRSO
FMSO

SP-

SL+

V1P4

STBY

FMSO

4.3V

DMSO

F+

SP+

T-

V1P4

SL-

REGO2

TRSO

F-

SL+

T+

REGO2

TR_B2

SP-

TR_B2

SL-
SL+

FOSO

SP-

F+

TRSO

F-

FMSO
DMSO

T+

SP+

T-

V1P4

STBY

VCC

+3.6v

MO_VCC

V33

MO_VCC

VCC

V18

L24
FB

R60

10K

L62
FB/600

CB39

0.1uF

R63
10K

R62

10K

D10
IN4001/DIP

AM5888

HSOP28/SMD

3
2

14
13

19
20

17
18

25
26

VINFC

VOTR-

VOTR+

VOSL-

REGO2

TRB1

VOTK+

REV

VOFC+

VOFC-

VCTL

VCC2
NC

BIAS

FWD

VINSL+

REGO1

MUTE

VCC

VOSL+

VOLD+
VOLD-

VOTK-

VINLD

GND

TRB2
VINTK

R61
4.7K

D77
IN4001/DIP

L37
FB

R141

9.1K

CE24

47uF/16V

R58

10K

R59

10K

R140

15K

Q10

8550/DIP

CE25
100uF/16V

D11
IN4001/DIP

CB70
0.1uF

CE45
100uF/16V

CB38

0.1uF

CB43
0.1uF

CB42
0.1uF

Q25

CB40
0.1uF

Summary of Contents for MCD712

Page 1: ...ction Check Chart 3 2 Disassembly Diagram 4 1 Block Diagram 5 1 Wiring Diagram 6 1 Small Boards 10 Circuit diagram 10 1 Layout diagram 10 1 Decoder Board 11 Circuit diagram 11 1 to 11 6 Layout diagram 11 7 Exploded View 12 Tuner Board 5 Circuit diagram 7 1 Layout diagram 7 2 VFD Display Board 8 Circuit diagram 8 1 Layout diagram 8 2 Power Board 9 Circuit diagram 9 1 to 9 3 Layout diagram 9 4 Servi...

Page 2: ...BOARD DECODER BOARD EARPHONE BOARD SCART BOARD TIPS C Component Lever Repai r M Module Lever Repair Used 55 55 58 58 61 61 79 79 93 93 94 94 96 96 98 98 37 37 12 12 05 05 Feature diffrencd RDS TDS VOLTAGE SELECTOR ECO STANDBY DARK M M M M M M M M M M M M M M M M M Type Versions MCD712 Volume Board USB Board Earphone Board Display Board Power Board Decoder Board 1 1 C ...

Page 3: ...E 6 1 5DWLR 5uV 6WHUHR GE 61 5DWLR X9 Selectivity G Image Rejection G Total Harmonic Distortion 3 6LJQDO WR 1RLVH 5DWLRQ G SPEAKERS Speaker Impedance 8ohm e 6SHDNHU ULYHU EDVH 6SHDNHU ULYHU WZHHWHU r UHTXHQF 5HVSRQVH a N GE GENERAL INFORMATION Total Output power 400W RMS AC Power 230V 50Hz Operation Power Consumption 100W 6WDQGE 3RZHU RQVXPSWLRQ 4W FR 6WDQGE 3RZHU RQVXPSWLRQ 1W Headphone Output NA...

Page 4: ...Hz e g 7122 707 48001 LF Voltmeter e g PM2534 DUT S N and distortion meter e g Sound Technology ST1700B Frame aerial e g 7122 707 89001 Tuner AM MW LW To avoid atmospheric interference all AM measurements have to be carried out in a Faraday s cage Use a bandpass filter or at least a high pass filter with 250Hz to eliminate hum 50Hz 100Hz RF Generator e g PM5326 0 5 i R Bandpass 250Hz 15kHz e g 712...

Page 5: ...rist wrap with resistance Keep components and tools also at this potential ESD CLASS 1 LASER PRODUCT GB Safety regulations require that the set be restored to its original condition and that parts which are identical with those specified be used Safety components are marked by the symbol Philips CE is producing lead free sets from 1 1 2005 onwards Regardless of special logo not always indicated on...

Page 6: ...possible During handing sealed ES parts reduce the movement of the body clothes rubbing and moving on the rug can generate static charge to damage the ES parts Maintenance Attention Common Soldering Rules Use only grounded low voltage soldering iron and proper size and shape which can sustain the temperature of soldering horn to range from 350 to 390 Use rosin flux which is demanded by RMA include...

Page 7: ...he unwand lead The flow of repairing DVD part No sound or sound distorted when playing please check the DVD part Notes for taking down the laser head Before operating read these notes as following to prevent the static charges damageing the laser head when reading the laser led Lay an electric rug on the working table and the replaced parts are packed in black package The electric rug is grounding...

Page 8: ...mer SET OK check playability N Y playability ok check playability check playability return set Customer complaint CD related problem fast lens cleaning For flap loaders access to CD drive possible cleaning method is recommended Exchange CDM For description see following pages 2 5 Instruction On CD Playability ...

Page 9: ...viously caused by a scratched dirty or copy protected CD In case problems remain the customer is requested to contact the workshop directly The lens cleaning method should be mentioned in the addendum sheet The final wording in national language as well as the printing is under responsibility of the Regional Service Organizations LIQUID LENS CLEANING Because the material of the lens is synthetic a...

Page 10: ...s 3x12BA 8 Remove the Display Board A Loose 8pcs screws 2 6x8BA A1 A A A2 A1 A2 1 Open the DVD Door and loose 2 clipps to remove the door 5 Remove the Power Board A1 Loose 2pcs screws 3x6PT A2 Loose 3pcs screws 3x12FA A3 Loose 1pc screw 3x6FMTT 6 Remove the Decoder Board A 4 Remove the SCART AUX Board A Loose 3pcs screws 3x12FA A1 A A A2 A3 9 Remove the Volume Board A Loose 3pcs screws 2 6x8BA A 1...

Page 11: ...3 1 3 1 Software Version Check Upgrading 2 2 ...

Page 12: ...er devices are connected Check if the USB or other devices are compatible Check if the data wire which connected to the Main Board has been provided voltage Check the data wire which connected the Main Board if has provided voltage Check if the Transistors have been provided voltage Check if there is voltage supplied to the USB Board Check if the CPU IC has provided voltage Check if the VFD Board ...

Page 13: ...Y BOARD POWER BOARD SPEAKERS DVD LOADER MECHANISM TUNER BOARD MPEG BOARD DOOR SWITCH DOOR MOTOR AUXR IN TURNING IN CD IN FM D 8V D 5V D 5V 5V LCH RCH STBY MUTE STBY MUTE CONTROL HEARPHONE MUTE 5V DIN CLK STB DOUT 24V D 12V 21V 27V 27V L R 21V POWER MUTE 12V REMOTE PSENSOR TUNER POWER CONTROL CD ON SDA SCL 6 3V KS2 KS2 K1 K3 K4 K2 6 3V 6 3V 24V 6 3V CPU MUTE REM TUNER ON ...

Page 14: ...6 1 6 1 Wring Diagram DVD LOADER MECHANISM MPEG CPU BOARD SCART BOARD HEARPHONE BOARD LAMP BOARD VOLUME LAMP BOARD VOLUME BOARD USB BOARD VFD DISPLAY BOARD EJS89L716 ...

Page 15: ... BUS_ENABLE R19 10R C17 103 C15 103 SCL SDA INTX C12 104 R22 330 C18 47uF 5V 3 0V 3 0V MPX C5 224 C4 224 Q2 9014 Q3 9014 R4 4 7K R5 4 7K R3 1M R1 47 R13 1K R14 1K C1 22uF C2 224 C3 224 R2 1M 5V LOUT ROUT DZ1 3 6V R6 4 7K C19 47uF 6 3V ROUT LOUT SGND 5V SCL SDA SGND 1 2 3 4 5 6 7 8 CN1 8P L5 600R L4 600R RFIN R8 68k CLOCK X1 32 76 8K R12 1M C20 12pF C21 39pF C14 10pF C9 104 R11 10M R16 10K CLOCK 3 ...

Page 16: ...Tuner Board Layout Diagram 7 2 7 2 ...

Page 17: ... K4 KS3 S13 S14 S15 S16 R208 4 7K LED200 ECO POWER REM 1 GND 2 Vcc 3 S200 REMOTE REM GND 5V R260 47 C219 47uF USB LED USB LED 5V 1 2 10 9 7 6 3 4 5 B200 BZ1 L201 200UH C232 470 16V R226 1K R227 1K R203 100 C233 104 C235 220U 35V D208 FR104 R205 100 R204 100 DZ200 6 2V 1W D204 4148 C234 473M 5V ECO power 28V VF2 1 VF1 1 5V 1 2 3 4 CN208 TO USB SW208 DSC SW209 NES D209 4148 DS STB1 DS DAT DS CLK DS ...

Page 18: ...8 2 8 2 VFD Display Board Layout Diagram ...

Page 19: ...1206 2 2 1 8W 2 2 1206 2 2 1206 2 2 1206 SWOUT 2 2uF 25V C22 220uF 25V C18 22uF 25V IN4148 223 50V 0805 R4 LOUT LOUT SWOUT SWOUT 4 7K 0805 R40 270 1 6W R44 15K 0805 DZ1 12V 1 2W R3 1 5K 1 6W R39 22V 10K 1 6W 223 50V 0805 2 2K 1206 2 2K 1206 R48 C20 10uF 16V 1K 0805 4 7K 1 16W HP MUTE FLIN 10uF 25V B C E B C E Q8 8050 B C E Q14 9014 B C E Q13 8050 B C E Q5 8050 B C E Q6 8050 Q7 8050 R51 R45 R46 12V...

Page 20: ...9 2 9 2 Power Board Circuit Diagram ...

Page 21: ...9 3 9 3 Power Board Circuit Diagram ...

Page 22: ...10 2 10 2 Power Board Layout Diagram 9 4 9 4 ...

Page 23: ...6 FS 17 VIDEO GND 18 FSGND 19 VIDEO OUT 20 VIDEO IN GND J1201 SCART 101 HUAHUI GND R G B CVB1 1 2 3 4 5 6 7 8 9 10 CN1201 15P RGB ML MR ASP12V GND G 1 B 2 A 3 ENCODER800 ENCODER 1 2 3 CN202 VOL BLOCK ROTA ROTB VGND 1 3 2 CN100 RCA 2P RIN LIN 1 2 3 CN101 2 0 3p GND AUX BLOCK 1 2 3 4 CN1001 vbus 1 D 2 D 3 GND 4 Shield 5 GND 6 J1001 USB GND US US 5V C1002 10uF 16V USB LED701 LED702 LED703 R700 220 R7...

Page 24: ... Q30 3904 2 1 3 L36 47uH_3A CB5 0 1uF CE11 10uF 16V R134 0 U8 AP1501 2 1 3 4 5 VOUT VIN GND FB SD R133 0 C664 0 01uF C41 0 1uF L2 FB 600 D1 1N4148 1 2 CB68 0 1uF L32 FB CE44 220uF 16V CE81 220uF 16V L35 FB DIP R150 1K L33 FB R138 10K NC CE7 47uF 16V CB6 0 1uF CE2 220uF 16V R3 10K R662 4 7K CB71 0 1uF CE48 100uF 16V U15 SM9435K 1 2 3 4 5 6 7 8 S S S G D D D D C4 0 1uF CE41 220uF 16V L47 FB 1206 CE4...

Page 25: ...1 0 C15 4 7uF CB14 0 1uF C10 10uF 10V C43 100pF R41 4 7 C8 6800pF CB18 0 1uF R18 2K R794 0 NC R34 100 CB23 0 1uF TOP CON1 CON0 5 24P 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 R28 0 J11 CON2 0 4 2 3 4 1 R53 4 7K Q8 2N3906 2 1 3 C669 100pF C17 NC J12 CON2 0 6 2 3 4 1 5 6 C22 330pF R8 100K CB27 0 1uF Y3 27MHz R57 0 C13 1uF L11 47uH DIP C44 100pF R687 0 C21 NC CB22 0 1uF C9 ...

Page 26: ...600 CB39 0 1uF R63 10K R62 10K D10 IN4001 DIP 1 2 U3 AM5888 HSOP28 SMD 1 9 10 12 3 2 15 7 14 13 21 19 20 24 27 6 4 5 28 8 11 17 18 16 23 22 25 26 29 30 VINFC VOTR VOTR VOSL REGO2 TRB1 VOTK REV VOFC VOFC VCTL VCC2 NC NC BIAS FWD VINSL REGO1 MUTE VCC VOSL VOLD VOLD VOTK VINLD GND TRB2 VINTK G1 G2 R61 4 7K D77 IN4001 DIP 1 2 L37 FB R141 9 1K CE24 47uF 16V R58 10K R59 10K R140 15K Q10 8550 DIP 1 2 3 C...

Page 27: ...1 0 1uF L25 FB 600 R70 33 CB44 0 1uF CB48 0 1uF CE28 100uF 16V R73 10K CB112 0 1uF RN1 33x4 1 2 3 4 5 6 7 8 CB45 0 1uF CB50 0 1uF R71 10K CE105 10uF 10V R67 10K CE27 47uF 16V R846 33 CB47 0 1uF U4 ESMT M12L64164A 1 2 4 12 5 7 9 8 10 46 11 13 15 16 17 18 19 35 22 23 24 25 26 14 41 29 30 31 32 33 34 36 37 38 39 40 43 42 44 52 45 47 49 48 50 51 53 54 20 21 3 6 27 28 VCC DQ0 DQ1 VSSQ DQ2 DQ3 VCCQ DQ4 ...

Page 28: ...1 2 CE39 22uF 16V R819 2 2K C665 2700pF NC CB60 0 1uF R856 1K NC R127 3 3K R855 1K NC CB110 0 1uF R603 100 R104 2 2K R90 100 Q54 2N3904 2 1 3 D5 1N4148 SMD 1 2 D76 ESD NC 1 2 R849 10K J17 OPEN CON2 0 3 1 2 3 R125 75 1 CE34 10uF 16V R818 4 7K C603 0 1uF CB57 0 1uF L27 FB CB107 0 1uF R98 1K 0805 C33 47pF D55 ESD NC 1 2 R118 75 1 R91 47K R812 4 7K CB63 0 1uF R100 4 7K L30 1 8uH SMD R81 47K J21 CON2 0...

Page 29: ...17 PCF8563 5 6 7 8 1 2 3 4 SDA SCL CLK VDD OSCI OSCO INT VSS R760 220 J15 TUNER 1 2 3 4 5 6 7 8 9 10 R827 1K R737 100 NC TP30 R709 47K CE117 2 2uF 50V R864 330 CE108 2 2uF 50V CE106 2 2uF 50V TP24 C612 470pF R823 0 C671 2700pF R775 47 R716 0 TP12 TP37 CE116 2 2uF 50vV C630 220pF Q43 D965 DIP 3 1 2 J24 CON2 0 7 1 2 3 4 5 6 7 R756 4 7K J13 CON2 0 11 1 2 3 4 5 6 7 8 9 10 11 12 R832 33K D91 27V SMD CB...

Page 30: ...Decoder Board Layout Diagram 11 7 11 7 ...

Page 31: ...12 1 12 1 Exploded View Diagram ...

Page 32: ... HIPS D036 996510008411 RUBBER FOOT 4X7 8 D039 996510027193 USB LIGHT GUIDE PARTS D021 996510007821 LAMP PCB ASSY D022 996510007824 VOLUME PCB ASSY D023 996510007820 HEADPHONE PCB ASSY D024 996510010500 USB BOARD ASSY D026 996510029271 SONY313AAD T LOADER MECHANISM D029 996510027199 POWER BOARD POW182A 12 POW182A D030 996520032906 AUX BOARD ASS Y D032 996510027198 MCD712 12 DECODER MCU PARTS D037 ...

Page 33: ...16311 LED200 994000004948 LED LAMP BLUE S1 996510010498 IR SENSOR BRACKET S200 994000004961 IR SENSOR BLACK SW200 996510000020 LIGHT TOUCH SW SW202 996510000263 LIGHT TOUCH SWITCH 6X6X5 VFD200 996510002921 VFD DISPLAY NE 705D 3 GB CN100 996510000228 RCA SOCKET 2p AV2 8 4 13 RD WH J1501 996510010544 SOCKET 21PINS CS 106 1501D6 Note Only these parts mentioned in the list are normal service parts ...

Page 34: ... 2 R O T S I S E R M L I F N O B R A C 2 0 2 R 5 K V 0 0 1 p 3 7 4 P A C E V I T C U D N I N O N 4 3 2 C 7 X 5 5 L V 6 1 u 7 4 P A C C I T Y L O R T C E L E 5 0 2 C 7 X 5 5 L V 6 1 u 7 4 P A C C I T Y L O R T C E L E 9 1 2 C K V 0 5 p 0 0 1 P A C C I M A R E C P I H C 2 3 2 R K V 0 5 p 0 0 1 P A C C I M A R E C P I H C A T A D K V 0 5 p 0 0 1 P A C C I M A R E C P I H C K L C 5 K V 0 5 p 4 0 1 P A...

Page 35: ...W R E P M U J 9 1 2 P J ĭ0 6X40mm 375m 1kG E R I W R E P M U J 0 2 2 P J ĭ0 6X40mm 375m 1kG E R I W R E P M U J 1 2 2 P J ĭ0 6X40mm 375m 1kG E R I W R E P M U J 2 2 2 P J ĭ0 6X40mm 375m 1kG E R I W R E P M U J 3 2 2 P J ĭ0 6X40mm 375m 1kG E R I W R E P M U J 4 2 2 P J ĭ0 6X40mm 375m 1kG E R I W R E P M U J 1 0 2 D ĭ0 6X40mm 375m 1kG D R A O B T R A C S 2 1 0 1 7 D C M 7 3 0 D 2 5 J W 8 1 0 0 1 R O...

Page 36: ...O I T C E R I D 0 1 7 D C M 4 0 0 D S B A N O T T U B N O I T C N U F 0 1 7 D C M 7 0 0 D E S O L C N E P O N O T T U B N O I T C N U F 0 1 7 D C M 6 0 0 D S B A P O T S N O T T U B N O I T C N U F 0 1 7 D C M 5 0 0 D MCD710 USB LIGHT GUIDE PARTS G N I R P S R O O D B S U 6 1 7 D C M 8 3 0 D S B A S N E L P M A L B S U 6 1 7 D C M 5 1 0 D S B A R O O D B S U 6 1 7 D C M 4 1 0 D S B A T E K C A R B...

Page 37: ...PROOF PAPER 118X78 BLACK S T R A P Y R O S S E C C A 2 1 2 1 7 D C M C C A MCD712 12 A INSTRUCTION MANUAL MCD712 12 B INSTRUCTION MANUAL MCD712 12 QUICK START GUIDE WARRANTY CARD PH 9965 100 15858 PLASTIC BAG PE 30X20cm PHILIPS BATTERY MANAGE PAPER SHEET 148X210 W O L L E Y K C A J A C R m 5 1 E L B A C L A I X A O C 1 C C A G U L P Y A R G 1 V T S m 5 1 E R I W M F 2 C C A PLASTIC BAG PE 24X7cm P...

Page 38: ... C 1 R 5 0 8 0 J W 6 1 1 0 8 6 R O T S I S E R P I H C 2 R 7 X 4 L V 0 1 u 7 4 P A C C I T Y L O R T C E L E 1 C E D O I D G N I T T I M E D E R A R F N I 1 D ĭ3 3 2 T O S 5 2 7 1 8 C B R O T S I S N A R T P I H C 1 Q C 8 1 S 1 1 R P 8 5 M T C I 1 U REMOTE CONTROL PCB PRC500 A 139X40X1 6 PRC500 58 SOFTWARE PRC500 58 REMOTE CONTROL CASING PARTS BUTTON BATTERIES 3V CR2025 PRC500 58 CONDUCTIVE RUBBER...

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Philips MCD712, Service Manual

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