Pioneer CDX-M2086X1HWL Service Manual Download Page 43 | Manualshive

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CDX-M2086ZBM

7.2 DIAGNOSIS

7.2.1 DISASSEMBLY

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Removing the Upper Case

1.Remove the eight screws and then remove the upper case.

-

Removing the Extension PCB

1.Remove the two screws.

2. Stretch the claw indicated by arrow and then remove

the extension PCB.

Note : Before disassembling the CD mech module, turn the spring holder so that the spring is positioned

horizontally. After reassembling, return the spring to the vertical position.

EXTENSION PCB

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Summary of Contents for CDX-M2086X1HWL

Page 1: ...Service Manual BMW CONTENTS 1 SAFETY INFORMATION 3 2 EXPLODED VIEWS AND PARTS LIST 4 3 SCHEMATIC DIAGRAM 12 4 PCB CONNECTION DIAGRAM 24 5 ELECTRICAL PARTS LIST 30 6 ADJUSTMENT 33 7 GENERAL INFORMATION 40 7 1 IC 40 7 2 DIAGNOSIS 43 7 2 1 DISASSEMBLY 43 7 2 2 TEST MODE 44 7 2 3 CONNETOR FUNCTION DESCRIPTION 48 7 3 BLOCK DIAGRAM 49 8 OPERATIONS AND SPECIFICATIONS 50 See the separate manual CX 652 CRT...

Page 2: ...kup unit 4 Since these screws protects the mechanism during transport be sure to affix it when it is transported for repair etc Transportation of multi CD Player Seal After removing the transport screw cover the hole with the supplied seal Transport screw Attach to original position before transporting the set A transport screw has been attached to the set in order to protect it during transportat...

Page 3: ...ou should not risk trying to do so and refer the repair to a qualified service technician 1 Safety Precautions for those who Service this Unit Follow the adjustment steps see pages 31 through 37 in the service manual when servicing this unit When check ing or adjusting the emitting power of the laser diode exercise caution in order to get safe reliable results Caution 1 During repair or tests mini...

Page 4: ... not in our Master Spare Parts List Screws adjacent to mark on the product are used for disassembly 1 Pass Card CRY1122 2 Polyethylene Bag E36 615 3 Carton HHG3431 4 Contain Box HHL3431 5 Polyethylene Bag HEG0009 6 Protector HHP1668 7 Protector HHP1669 8 Seal CNM4918 9 Magazine Assy CXB2843 PACKING SECTION PARTS LIST Mark No Description Part No ...

Page 5: ...5 CDX M2086ZBM 2 2 EXTERIOR ...

Page 6: ...N201 CKX1012 23 Holder CNC7112 24 Screw PPZ20P060FMC 25 Grille Assy HXB1316 26 Screw BPZ26P080FMC 27 Button CAC5546 28 Door CAT1949 29 Spring CBH1426 30 Spring CBH1983 31 Spring CBH2133 32 Shaft CLA1949 33 Shaft CLA2038 34 Spring Holder CNC3972 35 Cushion CNM5862 36 Sheet CNM6020 37 Grille CNS4895 38 Lever CNV5309 39 Stopper CNV5413 40 Chassis L Assy CXB1618 41 Chassis R Assy CXB1619 42 Frame L As...

Page 7: ...7 CDX M2086ZBM 2 3 CD MECHANISM MODULE ...

Page 8: ...er CNC6534 42 Arm CNC6799 43 Holder CNC6819 44 Holder CNC6827 45 Plate CNC6847 46 Holder CNC7065 47 Frame CNC7070 48 Cover CNC7074 49 Plate CNC7076 50 Bracket CNC7115 51 Lever CNC7715 52 Lever CNC7975 53 Lever CNC8097 54 Spacer CNM4879 55 Sheet CNM5020 56 Sheet CNM5118 57 PCB CNP4205 58 PCB CNP4382 59 Ball CNR1189 60 Bearing CNR1423 61 Belt CNT1053 62 Gear CNV4403 63 Gear CNV4404 64 Gear CNV4406 6...

Page 9: ...Unit CXB2692 100 Arm Unit CXB2815 101 Damper Unit CXB2816 102 Bracket Unit CXB2962 103 Photo Transistor Q851 PT4800 104 Switch S853 S855 CSN1012 105 Chassis Unit CXB3313 106 Screw JFZ20P025FNI 107 Screw JGZ17P022FZK 108 Washer YE15FUC 109 LED D851 CN504 2 Note As for brown and orange lead wires be sure to use the cord kit CDK1033 Shorter or longer wires may lead to malfunctions Mark No Description...

Page 10: ...10 CDX M2086ZBM 2 4 MAGAZINE ASSY 1 Magazine Assy CXB2843 2 Tray CNV5341 MAGAZINE ASSY SECTION PARTS LIST Mark No Description Part No ...

Page 11: ...11 CDX M2086ZBM ...

Page 12: ...X M2086ZBM 1 2 3 4 1 2 3 4 D C B A A B CD MECHANISM MODULE 3 SCHEMATIC DIAGRAM 3 1 EXTENSION UNIT Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST G ...

Page 13: ...13 CDX M2086ZBM 5 6 7 8 5 6 7 8 D C B A A CTH1129 ...

Page 14: ...14 CDX M2086ZBM 1 2 3 4 1 2 3 4 D C B A CCP1338 CCW1021 S851 S852 CSN1033 B C B a D E 3 2 CD MECHANISM MODULE GUIDE PAGE B a B b B a B b B b B a Large size SCH diagram Guide page Detailed page F ...

Page 15: ...15 CDX M2086ZBM 5 6 7 8 5 6 7 8 D C B A B b B ...

Page 16: ...16 CDX M2086ZBM 1 2 3 4 1 2 3 4 D C B A CCP1338 CCW1021 B a B a B b ...

Page 17: ...17 CDX M2086ZBM 5 6 7 8 5 6 7 8 D C B A CCP1338 CCW1021 S851 S852 CSN1033 B a B a B b C D E F ...

Page 18: ...18 CDX M2086ZBM 1 2 3 4 1 2 3 4 D C B A B a B a B b ...

Page 19: ...19 CDX M2086ZBM 5 6 7 8 5 6 7 D C B A B b B a B b 8 ...

Page 20: ...1 TEY 0 5V div 9 CH2 TD 0 5V div Test mode 32 tracks jump FWD 0 5ms div 8 CH1 TEY 0 5V div 9 CH2 TD 0 5V div Test mode Single jump FWD 0 5ms div 8 CH1 TEY 0 5V div 9 CH2 TD 0 5V div Test mode 100 tracks jump FWD 5ms div 6 CH1 FEY 0 1V div 3 CH2 FD 0 2V div Normal mode Play 20ms div 3 CH1 FD 0 5V div 10 CH2 MDYA 1V div Normal mode Focus close 12cm 0 5s div 3 CH1 FD 0 5V div 10 CH2 MDYA 1V div Norma...

Page 21: ...V div Test mode Focus close Tracking open 2ms div 8 CH1 TEY 0 5V div 6 CH2 FEY 0 5V div Normal mode AGC after focus 0 2s div 20ms div 14 SCKO 2V div 1µs div Play 15 Dout 2V div 10µs div Play 16 LRCK 2V div 20µs div 18 CH1 R OUT 1V div 17 CH2 L OUT 1V div Normal mode Play 1kHz 0dB 6 CH1 FEY 0 2V div 3 CH2 FD 0 5V div Normal mode During AGC 1ms div 0 2ms div REFO REFO REFO REFO REFO REFO GND REFO RE...

Page 22: ...2 TD 0 5V div Normal mode During AGC 1 CH1 RFO 1V div 19 CH2 HOLD 5V div Normal mode The defect part passes 800µm 1ms div 0 5ms div 3 CH1 FD 1V div 19 CH2 HOLD 5V div Normal mode The defect part passes 800µm 0 5ms div GND GND REFO REFO REFO ...

Page 23: ...23 CDX M2086ZBM ...

Page 24: ...B DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic dia gram Capacitor Connector P C Board Chip Part SIDE A SIDE B EXTENSION PCB A CN701 B 2 Viewpoint of PCB diagrams CN703 G ...

Page 25: ...25 CDX M2086ZBM D C B A 1 2 3 4 1 2 3 4 A EXTENSION PCB A SIDE B ...

Page 26: ...26 CDX M2086ZBM 1 2 3 4 1 2 3 4 D C B A 4 2 CD CORE UNIT B SIDE A CD CORE UNIT B PICKUP UNIT SERVICE CN701 A C ...

Page 27: ...27 CDX M2086ZBM D C B A 1 2 3 4 1 2 3 4 B SIDE B CD CORE UNIT B ...

Page 28: ...28 CDX M2086ZBM 1 2 3 4 1 2 3 4 D C B A D PCB UNIT D C C 4 3 PHOTO PCB 4 4 PCB UNIT PHOTO PCB C 1 5 10 13 1 2 3 M SPINDLE M851 2 1 M CARRIAGE M854 GY YL BL BL Q851 HOME S853 B CN801 D F E ...

Page 29: ...29 CDX M2086ZBM D C B A 1 2 3 4 1 2 3 4 E C F G C A CN702 MOTOR PCB E 4 5 MOTOR PCB SWITCH PCB F 4 6 SWITCH PCB BUTTON PCB G 4 7 BUTTON PCB ...

Page 30: ...R 108 RS1 16S222J R 109 RS1 16S122J R 110 RS1 16S122J R 201 RS1 10S101J R 202 RS1 8S750J R 401 RS1 10S332J R 402 RS1 10S102J R 403 RS1 10S102J R 404 RS1 10S102J R 701 RS1 16S433J R 702 RS1 16S103J R 704 RS1 10S102J R 705 RA4C222J R 706 RA4C104J R 707 RS1 10S222J R 708 RS1 10S222J R 709 RS1 10S102J R 710 RS1 10S103J R 711 RS1 10S823J R 712 RS1 10S222J R 713 RS1 16S223J R 714 RS1 10S473J R 720 RS1 1...

Page 31: ...J R 117 RS1 16S163J R 118 RS1 16S163J R 201 RS1 16S104J R 202 RS1 16S104J R 205 RS1 16S102J R 301 RA4C332J R 504 RS1 16S102J R 505 RS1 16S221J R 506 RA3C221J R 511 RS1 16S102J R 601 RS1 16S103J R 602 RS1 16S103J R 603 RS1 16S103J R 604 RS1 16S103J R 605 RS1 16S912J R 606 RS1 16S912J R 607 RS1 16S912J R 608 RS1 16S912J R 609 RS1 16S153J R 610 RS1 16S153J R 611 RN1 16SE1502D R 612 RN1 16SE1502D R 61...

Page 32: ...SRYB103K25 C 802 CKSQYB104K16 Unit Number Unit Name Photo PCB Q 851 Photo transistor PT4800 S 853 Switch CSN1012 Unit Number CWX2032 Unit Name PCB Unit S 851 Switch TRP CSN1033 S 852 Switch DSP CSN1033 R 851 RS1 8S473J R 852 RS1 8S753J Unit Number Unit Name Motor PCB M 853 Motor Unit TRAY CXB1142 Unit Number Unit Name Switch PCB S 855 Switch MAG CSN1012 Miscellaneous Parts List D 851 LED CN504 2 M...

Page 33: ...ks to the sys tem when making adjustment This unit is adjusted in a combination with the CD control unit KEH P7000 etc Each regulator key should be operated at the unit With the KEH P7000 taken up for reference a descrip tion will be given below concerning how to enter into the test mode including key operations The key in the adjustment text is also one of the KEH P7000 keys How to enter into the...

Page 34: ...pickup unit to the innermost track 3 Press key 9 to close focus the display should read 91 Press key 8 to implement the tracking balance adjust ment the display should now read 81 Press key 9 4 times The display will change returning to 81 on the fourth press 4 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check that the phase differ ence is within 75 Refer to th...

Page 35: ...35 CDX M2086ZBM Grating waveform 45 0 75 60 30 90 Ech Xch 20mV div AC Fch Ych 20mV div AC ...

Page 36: ...stment Method Measuring Equlpment Millivoltmeter Measuring Points EREF EPVO Setting Without a magazine in Test mode With the mechanism placed upside down Place the CD mechanism module so that the CD core unit is above Confirmation Procedure 1 Enter Test mode then select Multi CD player 2 Press key 7 to enter Mechanism Test mode 3 Press key 12 twice to specify the amount of movement 6 3 ADJUSTMENT ...

Page 37: ...lly CD core unit below Take care not to short cir cuit the PCB 11 Confirm the height of the stage Use the 4 key to select Disc No 4 Check if the stopper bend of the clamp lever is engaged in the groove of the frame stopper Fig 2 4 Note The stopper bend will be pressed downward into the groove for final clamping Confirm the engagement position of the stopper bend If the stopper bend is engaged in t...

Page 38: ... 0 1 mm increase the volt age of EREF adjusted in step 8 by 20 mV 13 Place the mechanism horizontal Go back to step 11 to reconfirm the stage height 14 When adjustment of the stage height is completed proceed as fol lows 15 Press the EJECT switch 16 Once operation of the mechanism has stopped turn the power OFF 17 Wait more than one minute after the power is turned off then turn the power ON and i...

Page 39: ... graduation of the fourth CD NG Fig 9 Stopper bend of the clamp lever Frame stopper OK Fig 10 Engaged in the center and pressed downward NG Fig 11 Dislocated toward the sixth CD Fig 8 Dislocated toward the first CD Fig 1 Fig 2 Fig 3 Fig 4 ...

Page 40: ...40 CDX M2086ZBM OUT1 IN1 IN1 VEE VCC OUT2 IN2 IN2 1 2 BA4560F 7 GENERAL INFORMATION 7 1 IC 100 20B ...

Page 41: ...d 15 bsens I Back up power sense input 16 KWAKEUP I BUS data input sense 17 19 NC Not used 20 TXD O C K BUS data output 21 RXD I K BUS data input 22 ejsw I Eject signal input 23 mag I Magazine lock switch 24 CNVSS GND 25 reset I Reset input 26 power O C CD 5V control 27 CONT O C Servo driver power supply control 28 XIN I Crystal oscillating element connection pin 29 XOUT O C Crystal oscillating el...

Page 42: ...2 VREF I A D converter reference voltage input 73 AVSS I A D GND 74 75 NC Not used 76 disk Disc detector input 77 ELVPVO I Voltage input from ELV position sense 78 ELVREF I Voltage input from ELV 79 MSW I Disc sense timing input and tray position input 80 TEMP Temperature detector PD5426A 80 1 20 21 40 41 60 61 Format Meaning C C MOS NM Middle N channel open drain IC s marked by are MOS type Be ca...

Page 43: ...per case Removing the Extension PCB 1 Remove the two screws 2 Stretch the claw indicated by arrow and then remove the extension PCB Note Before disassembling the CD mech module turn the spring holder so that the spring is positioned horizontally After reassembling return the spring to the vertical position EXTENSION PCB ...

Page 44: ...44 CDX M2086ZBM 7 2 2 TEST MODE Before entering the test modes remove the EXTENSION PCB and connect the jig GGF1342 as shown below GGF1342 ...

Page 45: ...VE or T jump 4TRK 10TRK 32TRK 100TRK C MOVE Display 81 86 85 84 83 82 6 ELV motor select 7 Display TRAY motor select 0X 10 72 TRACK 00 00 72 FUNCTION 00 00 72 01 00 72 02 00 72 8ms pulse drive Display 24ms pulse drive DC drive 8 00 10 72 01 10 72 02 10 72 48ms pulse drive Display 100ms pulse drive DC drive ELV select ELV dowm Disc 1 6 TRAY select TRAY out 9 ELV select ELV up Disc 6 1 TRAY select T...

Page 46: ...OFF etc are performed normally 3 Error Cause Error Number Code Error Code Classification Mode Description Cause Detail 40 ELECTRIC PLAY FOK L Put out of focus 100ms Scratch 41 ELECTRIC PLAY LOCK L Spindle unlock Stain 100ms Vibration 42 ELECTRIC PLAY Subcode Failed to read subcode Servo defect unacceptable 500ms etc 43 ELECTRIC PLAY Sound skipped Last address memory operated 4 Indicating an Operat...

Page 47: ...failed to lock or subcode unreadable Subcode failure Spindle defective defect severe vibration 14 ELECTRIC Mirror failure Unrecorded CD R The disc is upside down defects vibration 17 ELECTRIC Set up failure AGC protect failed Defects disc upside down severe vibration 19 ELECTRIC Set up failure Tracking error waveform is too unbalanced 50 or level is too small The pickup unit or tracking error circ...

Page 48: ...48 CDX M2086ZBM 7 2 3 CONNECTOR FUNCTION DESCRIPTION KBUS BATT GND Audio Right Audio Left Audio Right Audio Left Ground Ground ...

Page 49: ...49 CDX M2086ZBM 7 3 BLOCK DIAGRAM A B C D E F G ...

Page 50: ...ower source 14 0 V DC 10 8 16 0 V Max current consumption 3 0 A Weight 2 8 kg Dimensions 200 W x77 5 H x299 6 D Audio Frequency characteristics 20 20 000 1dB Signal to noise ratio 85dB or more 1kHz 20kLPF A Filter Distortion 0 08 or less 1kHz 20kLPF Dynamic range 85dB or more Output level 500mV 100mV 1kHz 0dB Number of channels 2 stereo Note Specifications and design are subject to possible modifi...

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