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Sony CDP-M7, Service Manual

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COMPACT DISC PLAYER

SERVICE MANUAL

Model Name Using Similar Mechanism

NEW

CD Mechanism Type

CDM38A-5BD19

Base Unit Type

BU-5BD19

Optical Pick-up Type

KSS-213B/K-N

MICROFILM

CDP-M7

US Model

Canadian Model

E Model

Tourist Model

SPECIFICATIONS

Design and specifications are subject to change without notice.

CDP-M7 is the CD player section
in DHC-MD7.

Summary of Contents for CDP-M7

Page 1: ...EW CD Mechanism Type CDM38A 5BD19 Base Unit Type BU 5BD19 Optical Pick up Type KSS 213B K N MICROFILM CDP M7 US Model Canadian Model E Model Tourist Model SPECIFICATIONS Design and specifications are subject to change without notice CDP M7 is the CD player section in DHC MD7 ...

Page 2: ... BD Section 14 5 4 Schematic Diagram Main Section 16 5 5 Printed Wiring Board Main Section 21 5 6 Printed Wiring Board Panel Section 24 5 7 Schematic Diagram Panel Section 27 5 8 Schematic Diagram BD Section 30 5 9 Printed Wiring Board BD Section 33 6 EXPLODED VIEWS 6 1 Front Panel Section 35 6 2 Back Panel and Disc Table Section 36 6 3 Mechanism Dick Section CDM38A 5BD19 37 6 4 Base Unit Section ...

Page 3: ...sis must not exceed 0 5 mA 500 microampers Leakage current can be measured by any one of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a ...

Page 4: ... pay attention to electrostatic break down and also use the procedure in the printed matter which is included in the repair parts The flexible board is easily damaged and should be handled with care Note For Installation ROTARY ENCORDER S811 How To Open The Disc Tray When Power Switch Turns Off 1 Refer to 3 1 to remove the case BU cam groove Note When attaching the BU cam engage the Rotary encorde...

Page 5: ...y Key check mode Press any key or rotate the SELECTOR knob Multiple pressing Multiple pressing Multiple pressing Multiple pressing SERVICE BOX PFJ 1 POWER SW JIG J 2501 078 A CN904 17P CN902 7P CN101 7P SYSTEM CONTROL FH E939 838 937 CDP TC CORD WITH CONNECTOR 17P Provided with PFJ 1 CORD WITH CONNECTOR 7P Provided with unit Note 1 When the three buttons pressed to enter the Fluorescent Indicator ...

Page 6: ... 6 SECTION 2 GENERAL This section is extracted from instruction manual ...

Page 7: ...wo screws BVTP 3X10 7 Wire FLAT TYPE 31 CORE Two screws BVTP 3X10 º Leg F Chassis Two screws BVTP 3X10 2 Two screws CASE 3 TP2 4 Case 8 Front panel assemby 3 2 BACK PANEL AND TRAY 4 Two claws 3 Flat type wire 8 CORE RELAY board CN702 7 Back panel 6 Five screws BVTP 3X10 2 Pull out the disc tray 5 Remove the disc tray 1 Turn the cam to the direction of arrow from the bottom side ...

Page 8: ...NECTOR BOARD 3 4 BASE UNIT 1 Yoke bracket 3 Base unit block 2 Yoke bracket 4 Flat type wire 19 core CN302 2 Three screws BVTP 3X10 1 Connector CN303 5 Screw BVTP 3X8 6 Connector board 7 Flat type wire 8 CORE CN702 3 Main board ...

Page 9: ... or not Note Clear RF signal waveform means that the shape can be clearly distinguished at the center of the waveform RF signal waveform level 1 3 0 3 Vp p VOLT DIV 200 mV TIME DIV 500 nS BD board oscilloscope A B within 2 4 0 7 Vp p symmetry BD board TP RF TP VC oscilloscope TP FEO TP VC Note 1 CD Block is basically designed to operate without adjustment Therefore check each item in order given 2...

Page 10: ...al on the top and bottom in relation to 0Vdc and check this level Traverse waveform oscilloscope BD board TP TEO TP VC IC104 GND PCK RF RV101 IC101 FOK RV102 TEO FEO TEI FEI VC RV103 IC102 TP501 IC501 A B level 300 100 mVp p 0V A B 2 A B Specified level x 100 less than 7 A B 300 100 mVp p 8 Remove the lead wire connected in step 1 Focus Tracking Gain Adjustment RV102 RV103 This gain has a margin s...

Page 11: ... 11 SECTION 5 DIAGRAMS 5 1 CIRCUIT BOARDS LOCATION PANEL board SENSOR board MOTOR TURN board DISPLAY board MAIN board MOTOR SLIDE board BD board CONNECTOR board ...

Page 12: ...nal output Jog dial encoder input Main system clolck 5 MHz Ground Not used Open Test pin L Test mode Power supply 5V Serial clock output to digital signal processor and D A converter Serial data output to digital signal processor and D A converter Each mode input from digital signal processor and D A converter Serial data latch pulse output to digital signal processor and D A converter Serial data...

Page 13: ...ion 41 42 43 to 45 46 47 to 49 50 to 52 53 to 78 79 80 to 88 89 to 100 LED drive signal output Disctray address detect encoder input Power supply 5V LED drive signal output Fluorescent indicator tube segment output Power supply for Fluorescent indicator tube 30V Fluorescent indicator tube segment output Fluorescet indicator tube grid output ...

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Page 21: ...No Part No Description Remark 1 4 977 683 01 WINDOW FL 2 4 979 352 01 FILTER CD 3 4 977 680 01 KNOB JOG 4 4 977 682 01 LID LOADING 5 4 979 212 01 SPRING LID L 6 4 977 681 01 PANEL FRONT 7 4 962 708 01 EMBLEM 4 A SONY 8 4 977 685 01 BUTTON MODE 9 4 977 687 01 BUTTON SKIP 10 4 977 686 01 BUTTON CD 3 11 4 977 691 01 ILLUMINATOR CD 3 12 4 977 688 01 BUTTON EJECT 13 X 4946 467 1 BUTTON ENTER ASSY 14 4 ...

Page 22: ...1 2 55 4 977 956 01 WHEEL WORM 56 1 658 481 11 MOTOR TURN BOARD 57 4 977 944 01 TRAY SLIDE 58 4 977 697 11 PANEL BACK SP HK JE 58 4 977 697 21 PANEL BACK US CND 59 1 658 480 11 SENSOR BOARD 60 4 977 941 01 BEARING WORM 61 X 4924 457 1 ROLLER ASSY 62 4 934 376 01 SHAFT ROLLER 63 4 981 187 01 COLLAR WORM M701 A 4660 586 A MOTOR ASSY TURN 51 52 53 63 51 55 56 54 60 61 62 57 59 58 not supplied not sup...

Page 23: ...ARD 110 X 4946 498 1 CHASSIS CDM ASSY 111 4 933 134 01 SCREW PTPWH M2 6X6 112 1 658 482 11 MOTOR SLIDE BOARD 113 X 4946 296 1 HOLDER BU ASSY 114 4 951 620 41 SCREW 2 6 BVTP 115 1 775 173 11 WIRE FLAT TYPE 19 CORE 116 4 982 447 01 SPRING BU COMPRESSION 117 A 4673 993 A MAIN BOARD COMPLETE SP HK JE 117 A 4673 997 A MAIN BOARD COMPLETE US CND M801 A 4660 926 A MOTOR CDM ASSY SLIDE S811 1 473 335 11 E...

Page 24: ...SS 157 A 4673 402 A BD BOARD COMPLETE 158 4 951 620 41 SCREW 2 6 BVTP M101 X 4917 523 4 MOTOR ASSY SPINDLE M102 X 4917 504 1 MOTOR ASSY SLED S101 1 572 085 11 SWITCH LEAF LIMIT 151 152 153 154 156 157 158 154 M101 including rA 1 rA M102 S101 155 The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Les composants identifiés par u...

Page 25: ...201 11 TANTALUM CHIP 10uF 20 4V C121 1 163 038 91 CERAMIC CHIP 0 1uF 25V C122 1 164 232 11 CERAMIC CHIP 0 01uF 50V C123 1 163 038 91 CERAMIC CHIP 0 1uF 25V C124 1 126 607 11 ELECT CHIP 47uF 20 4V C125 1 164 232 11 CERAMIC CHIP 0 01uF 50V C126 1 163 038 91 CERAMIC CHIP 0 1uF 25V C127 1 164 695 11 CERAMIC CHIP 0 0022uF 5 50V C128 1 163 135 00 CERAMIC CHIP 560PF 5 50V C129 1 163 038 91 CERAMIC CHIP 0...

Page 26: ...151 1 216 037 00 METAL CHIP 330 5 1 10W R152 1 216 037 00 METAL CHIP 330 5 1 10W R153 1 216 082 00 METAL GLAZE 24K 5 1 10W R154 1 216 065 00 METAL CHIP 4 7K 5 1 10W R156 1 216 085 00 METAL CHIP 33K 5 1 10W R157 1 216 069 00 METAL CHIP 6 8K 5 1 10W R158 1 216 001 00 METAL CHIP 10 5 1 10W VARIABLE RESISTOR RV101 1 241 396 11 RES ADJ METAL GLAZE 22K RV102 1 241 396 11 RES ADJ METAL GLAZE 22K RV103 1 ...

Page 27: ...R565 1 249 441 11 CARBON 100K 5 1 4W R566 1 249 441 11 CARBON 100K 5 1 4W R567 1 249 441 11 CARBON 100K 5 1 4W R568 1 249 441 11 CARBON 100K 5 1 4W R569 1 249 441 11 CARBON 100K 5 1 4W R570 1 249 441 11 CARBON 100K 5 1 4W R572 1 249 441 11 CARBON 100K 5 1 4W R580 1 249 441 11 CARBON 100K 5 1 4W R581 1 249 441 11 CARBON 100K 5 1 4W R582 1 249 441 11 CARBON 100K 5 1 4W R583 1 249 441 11 CARBON 100K ...

Page 28: ...IODE 11ES2 D305 8 719 200 82 DIODE 11ES2 D306 8 719 200 82 DIODE 11ES2 D307 8 719 200 82 DIODE 11ES2 D308 8 719 200 82 DIODE 11ES2 D309 8 719 934 22 DIODE HZS30 2L D310 8 719 109 81 DIODE RD4 7ESB2 D313 8 719 987 63 DIODE 1N4148M D314 8 719 987 63 DIODE 1N4148M D315 8 719 200 82 DIODE 11ES2 D316 8 719 200 82 DIODE 11ES2 D317 8 719 200 82 DIODE 11ES2 D318 8 719 200 82 DIODE 11ES2 IC IC301 8 759 231...

Page 29: ... 1 126 964 11 ELECT 10uF 20 50V C705 1 162 306 11 CERAMIC 0 01uF 30 16V CONNECTOR CN703 1 750 413 11 CONNECTOR FFC FPC 8P CN704 1 506 469 11 PIN CONNECTOR 4P DIODE D701 8 719 109 69 DIODE RD3 6ESB2 IC IC701 8 759 633 65 IC M54641L MOTOR M701 A 4660 586 A MOTOR ASSY TURN RESISTOR R706 1 249 411 11 CARBON 330 5 1 4W F R707 1 249 401 11 CARBON 47 5 1 4W F A 4673 995 A PANEL BOARD COMPLETE SP HK JE A ...

Page 30: ...3 1 249 402 11 CARBON 56 5 1 4W F ROTARY ENCODER RE601 1 473 452 11 ENCODER ROTARY SELECTOR SWITCH S601 1 554 303 21 SWITCH TACTILE EX CHANGE S602 1 554 303 21 SWITCH TACTILE SKIP S603 1 554 303 21 SWITCH TACTILE DISC1 S604 1 554 303 21 SWITCH TACTILE DISC2 S605 1 554 303 21 SWITCH TACTILE DISC3 S606 1 554 303 21 SWITCH TACTILE OPEN CLOSE S607 1 554 303 21 SWITCH TACTILE ENTER 1 658 480 11 SENSOR ...

Page 31: ...o Part No Description Remark HARDWARE LIST 1 7 621 255 15 SCREW P 2X3 2 7 621 775 10 SCREW B 2 6X4 3 7 685 646 79 SCREW BVTP 3X8 TYPE2 N S 4 7 685 647 79 SCREW BVTP 3X10 TYPE2 N S 5 7 685 872 09 SCREW BVTT 3X8 S ...

Page 32: ... 46 CDP M7 9 960 345 11 SP Sony Corporation Home A V Products Company English 96E097038 1 Printed in Singapore 1996 5 Published by Quality Engineering Dept Shibaura ...

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