Yamaha MDX-9 Service Manual

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MDX-E100
MDX-E100
100686
SERVICE MANUAL
MDX-E100
IMPORTANT NOTICE
This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
It has been assumed that basic service procedures inherant to the industry, and more specifically YAMAHA Products, are already
known and understood by the users, and have therefore not been restated.
WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal
injury, destruction of expensive components and failure of the product to perform as specified. For these reasons,
we advise all YAMAHA product owners that all service required should be performed by an authorized
YAMAHA Retailer or the appointed service representative.
IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or
recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and
service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable
and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact
the distributor's Service Division.
WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have accumu-
lated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).
IMPORTANT: Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power to the unit.
MINIDISC RECORDER
IC DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-34
BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 35-37
TEST POINT WAVEFORMS . . . . . . . . . . . . . . . . 38-39
PRINTED CIRCUIT BOARD . . . . . . . . . . . . . . . . 40-47
SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . 48-50
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51-63
GREASE APPLICATION DIAGRAM . . . . . . . . . . . . 64
REMOTE CONTROL TRANSMITTER . . . . . . . . . . .65
CONTENTS
TO SERVICE PERSONNEL . . . . . . . . . . . . . . . . . . 1-2
REAR PANELS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INTERNAL VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
DISASSEMBLY PROCEDURES . . . . . . . . . . . . . . . 4-8
ADJUSTMENT & TEST MODE . . . . . . . . . . . . . . . 9-16
SPECIAL TEST MODE . . . . . . . . . . . . . . . . . . . . . . . 17
ERROR DISPLAY . . . . . . . . . . . . . . . . . . . . . . . . 18-19
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . 20-24
For the system operation of MDX-E100,
please refer to Service Manual for the
RX-E100 100684 .
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1 2 3 4 5 6 ... 58 59

Summary of Contents

Page 1 - MDX-E100

MDX-E100MDX-E100100686SERVICE MANUALMDX-E100IMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHA Retailers and their service

Page 2 - ■ TO SERVICE PERSONNEL

MDX-E100MDX-E100TEST MODE1. How to set to the test mode1) Press the POWER button while pressing the INPUT button and the STOP button.Version of microp

Page 3 - ■ REAR PANELS

MDX-E100MDX-E100Description of TEST modes 1. AUTO pre-adjustment mode Automatic pre-adjustment is performed. (Grating adjustment mode after this adjus

Page 4 - ■ SPECIFICATIONS

MDX-E100MDX-E100112. AUTO adjustment modeStep Setting method Remark Display123456Set the TEST mode to STOP.Load a disc.Press the DISPLAY button(REMOCO

Page 5 - ■ INTERNAL VIEW

MDX-E100MDX-E1009. TEST-REC modeUse a disc for confirmation of recording function. (It is used to check the REC function at the specified address.)Ste

Page 6

MDX-E100MDX-E100● Forced rotation of loading motorIt is possible to force the loading motor to rotate by turning the jog dial when the microprocessor

Page 7 - Positive lead (D6.5/

MDX-E100MDX-E10014Fig. 14MECHANISM ADJUSTMENTWhen making adjustment, be sure to connect an extension cable for servicing and an expansion P.C.B. as sh

Page 8 - Sled motor

MDX-E100MDX-E100151. Procedure to change the EE-PROM and write theinitial value of the microprocessor into EE-PROM(1) Replace the EE-PROM.(2) Refer to

Page 9 - MD Guide (B)

MDX-E100MDX-E10016SLG ❍ ❍ 3B HSL2 ❍ ❍ 18 HSLDLIM ❍ ❍ 7F HSLDLEV ❍ ❍ 12 HSLKLVk ❍ ❍ 50 HSLKLVt ❍ ❍ 3A HSLKLVm ❍ ❍ 50 H● Slide settingItem on display Se

Page 10 - ■ ADJUSTMENT & TEST MODE

MDX-E100MDX-E100 SPECIAL TEST MODE● How to set to the special test modePress the POWER button while pressing the REC/PAUSE button and the STOP button

Page 11

MDX-E100MDX-E10018Can't RECCan't CopyDIGin UnlockTOC FullUTOC ERR RUTOC ERR AUTOC ERR L0 - 4Not AudioDisc FullPlayback MDProtectedError on d

Page 12

MDX-E100MDX-E100English➀ THIS PRINTING (SEE POSITION SHOWN IN THE ILLUSTRATION) INFORMS THE USER THAT THE APPARATUSCONTAINS A LASER COMPONENT.➁ THIS L

Page 13

MDX-E100MDX-E10019Can' t EditTMP Over!!DISC ERR RDISC ERR SDISC ERR WTOC ERR STOC ERR RU TOC W ERRFOCUS ERRBLANK DISCTOC W ERROREEPROM ERRORError

Page 14

MDX-E100MDX-E10020YESNONOWhen MD fails to operateWhen the objective lens of the optical pickup becomes dirty, MD may fail to operate. Clean the objec

Page 15 - MECHANISM ADJUSTMENT

MDX-E100MDX-E10021NO▼▼YESNO▼YES▼YESYES▼YES▼YES▲▲▲ Disc cannot be loaded properly.Does the loading function work properly when a disc is inserted?Does

Page 16

MDX-E100MDX-E10022▼NO▼YES▼YES▲▲▼▼Normal reproductionApplicable when the E2-PROM value has been confirmed as normal in the test modeIs initialization d

Page 17

MDX-E100MDX-E10023YES▲▲YESNO▲▼YES▼YES▲Recording/reproduction functionLoad a low reflection disc and after confirming the audio output in the normal re

Page 18 - ■ SPECIAL TEST MODE

MDX-E100MDX-E10024NO▼YES▲▲▼YES▼YES▲Disc motor does not run.Is a correct waveform provided at No.24 and 25 pins of IC1201during the focus gain rough ad

Page 19 - ■ ERROR DISPLAY

MDX-E100MDX-E10025 IC DATANo. Pin Name1 RF12 RF23 RF34 RF45 REFI6 REFO7 RFADD8 TCGI9 AIN10 BIN11 EIN12 FIN13 BIAS14 AVCC15* VSTBY16* XDISC17* XSGAIN1

Page 20

MDX-E100MDX-E10026No. Pin Name I/O1* EFMMON O2 AVCC3 EFMI I4 AGND5 AIN I6 EIN I7 TCG I8 BIN I9 FIN I10 VBAT I11 WBI I12 VDD113 DGND14,15 TEST0,TEST1 I

Page 21 - ■ TROUBLESHOOTING

MDX-E100MDX-E10027No. Pin Name I/O35 RAA7 O36 RAA8 O37 RAOEX O38 DGND39 RACASX O40 RAD2 I/O41 RAD3 I/O42 RAA9 O43 RARASX O44 RAWEX O45 RAD1 I/O46 RAD0

Page 22

MDX-E100MDX-E10028No. Pin Name I/O1* NX O2 SBCK O3 LDVAR O4* ADIS O5 SFSY O6 LOADIN I7 ERROR I8 BYTE I9 CNVss I10 STID OUT O11 SEACH OUT O12 RESET I13

Page 23

MDX-E100MDX-E1002 REAR PANELS▼ A model▼ B modelDanish➀ DETTE MÆRKAT ER ANBRAGT SOM VIST I ILLUSTRATIONEN FOR AT ADVARE BRUGEREN OM AT AP-PARATET INDE

Page 24

MDX-E100MDX-E10029No. Pin Name I/O55* P37/A15 O56* P36 O57* P35 O58 EEPRO O59 EPCS O60 EEPD I/O61 EEPK O62 Vcc I63* P30 O64 GND65 L3 DATA O66 L3 MODE

Page 25

MDX-E100MDX-E10030No. Port I/O Name1 P96/ANEX1 O CDI2 P95/ANEX0 O XCLK3 P94/DA1 I LDCKN4 P93/DA0 O DSELB5 P92/TB2in O DSELA6 P91/TB1in O /MUTE7 P90/TB

Page 26 - ■ IC DATA

MDX-E100MDX-E10031No. Port I/O Name35 P63/TxD0 O KDATA36 P62/RxD0 I MDDATA37 P61/CLK0 O DSCK38 P60//CTS0,/RTS0 O MD-ST39 P57//RDY,CLKout O /MD-RES40 P

Page 27

MDX-E100MDX-E100PinNo.12345678910111213141516171819202122232425PinNo.26272829303132333435363738394041424344PinNameDAUXHDLTDOUTVFLOPTSYNCMCCWCMCBMCASKS

Page 28

MDX-E100MDX-E100IC704 : YM6104DEQ (Digital Equalizer)Pin No.12345678910111213, 1415, 161718192021222324Pin NameVDDXMDCRSCDICDOXCLKTRGESLELDECLKCLKVSSS

Page 29

MDX-E100MDX-E10034IC705 : YM3437C-FE2DIT (Digital Audio Interface Signal Transmitter)Pin No.12345678910111213141516Pin NameVSSMCLKDM0DM1RSTNWCINDINVDD

Page 30

MDX-E100MDX-E10035 BLOCK DIAGRAM (MD)IC1601BA5984FPMOTOR DRIVERIC1201LR376484ENDEC/ATRACIC1401IX0253AWMD SYSTEMMICROCOMPUTERIC1801NJM431UVOLTAGE REGU

Page 31

ABCDEFGH123456MDX-E100 BLOCK DIAGRAME-37/J-35IC106 CPUM30622MA-721FPDISPLAY DRIVESYSTEMCONTROLJK101IC301MUTECONTROLQ106,D104,105,106DISPLAYV301Q101Q1

Page 32 - Main System Microprocessor

ABCDEFGH123456MDX-E100 TEST POINT WAVEFORM1997 / 08 / 04 09:30:15TTP1201(EFMMON)NORM: 100M S/sCH1 500mVAC 10:1500ns/divT1Record LenSMOOTH OF

Page 33

ABCDEFGH123456MDX-E100112510131520242530353637404548GDSGDS21DGS11 15 16 20156102630 35 40 45505155606570757680859095100151015202551 556065 70 75808185

Page 34

MDX-E100MDX-E1003 SPECIFICATIONSUnits : mm (inch)Digital audio systemSystemMiniDisc digital audio systemDiscMiniDiscRecording methodMagnetic field va

Page 35

ABCDEFGH123456MDX-E100 PRINTED CIRCUIT BOARD (Foil side)E-42/J-40VIN-RVOUT-RGVOUT-LVIN-LFROM : MAIN (3)FL2FL1AC2GNDAC1DGNDDI+5DDODIG1DIG2 /DITRE5

Page 36 - ■ BLOCK DIAGRAM (MD)

ABCDEFGH123456MDX-E100 PRINTED CIRCUIT BOARD (Foil side)E-45/J-43P. C. B. MAIN ( 2 ) (Lead Type Device)VIN-RVIN-LGVa-6VLMVa+6VLOUTROUTAAGNDOUT-LOUT-R

Page 37 - ■ BLOCK DIAGRAM

PRINTED CIRCUIT BOARD (Foil side)ABCDEFGH123456MDX-E100E-46/J-44Point r (Pin 13 of IC703)V : 2V/div H : 50 nsec/divDC range 1 : 1 probe0VP.C.B DIGIT

Page 38 - ■ TEST POINT WAVEFORM

ABCDEFGH123456IJK78MDX-E100 SCHEMATIC DIAGRAM (MD MAIN)TP1411TP1303TP1216TP1217TP1218TP1215TP1801TP160730292827262524 23 222120 191817161514131211109

Page 39 - Note : y ~ o

ABCDEFGH123456IJKL78MDX-E100* All voltages are measured with a 10MΩ/DC electric volt meter.* Components having special characteristics are marked Z an

Page 40 - P. C. B. MAIN ( 1 )

ABCDEFGH123456IJK78MDX-E100* All voltages are measured with a 10MΩ/DC electric volt meter.* Components having special characteristics are marked Z and

Page 41 - (Surface Mount Device)

MDX-E100MDX-E100ABBREVIATIONS IN THIS LIST ARE AS FOLLOWS :C.A.EL.CHP : CHIP ALUMI. ELECTROLYTIC CAPC.CE : CERAMIC CAPC.CE.ARRAY : CERAMIC CAP ARRAYC.

Page 42 - (Lead Type Device)

MDX-E100MDX-E10052SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*% V4235600 P.C.B. SI:MAIN(R)% V4235700 P.C.B. SI:MAIN(

Page 43 - MD MAIN PWB-A

MDX-E100MDX-E10053P.C.B. MAIN & DIGITALSchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts** D106 VU991400 DIODE.ZENR MA

Page 44 - ■ SCHEMATIC DIAGRAM (MAIN)

MDX-E100MDX-E10054P.C.B. DIGITALSchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*C711 UB052100 C.CE.M.CHP 100pF 50VC712 U

Page 45 - ■ SCHEMATIC DIAGRAM (DIGITAL)

MDX-E100MDX-E100Fig. 1 DISASSEMBLY PROCEDURES(Remove parts in disassembly order as numbered.)Fig. 2qqTop CoverwMD Mechanism UnitFront Panelyry4etuuSh

Page 46 - PARTS LIST

MDX-E100MDX-E10055P.C.B. MD MAINSchmRef. PART NO. Description RemarksSchmRef. PART NO. Description Remarks*New Parts*New Parts* AAX02260 P.C.B. MAIN 9

Page 47

MDX-E100MDX-E10056P.C.B. MD MAINSchmRef. PART NO. Description Remarks*New PartsSchmRef. PART NO. Description Remarks*New Parts* D1300 AAX02470 DIODE S

Page 48

MDX-E100MDX-E10057P.C.B. MD MAIN & OTHERSchmRef. PART NO. Description Remarks*New PartsSchmRef. PART NO. Description Remarks*New Parts* R1423 AAX0

Page 49

58ABCDE1234567 EXPLODED VIEWMDX-E1001421-112001131141-141-201-201-131-131491491-121-171-161-151-211-211-211-21200-11101481421201201201101481021511511

Page 50

59 60MDX-E100 MECHANICAL PARTSRef.No. PART NO. Description Remarks MarketsNew Parts*Ref.No. PART NO. Description Remarks MarketsNew Parts** 1- 1 MF11

Page 51

ABCDE123456761MDX-E10062 EXPLODED VIEW (MD Mechanism Unit)61239612343635PWB-A613x461261238x2611x2CNW200237x2611x2M902M903M901606x232602602312329146-1

Page 52

MDX-E100MDX-E10063Ref.No. PART NO. Description Remarks MarketsNew Parts** 609 AAX01620 WASHER 1.2x3x0.2 LXWZ9269AFZZ* 610 AAX02990 SCREW M1.7x2.1 LXBZ

Page 53 - ■ EXPLODED VIEW

64ABCDE1234567MDX-E100GREASE APPLICATION DIAGRAMGBGOLGGBGBGGGBGBGGGGBGBGreaseG : Molykote PG664GB : Molykote BR2PLUSOL : HYDRO-FLUTE EP-68

Page 54 - ■ MECHANICAL PARTS

65ABCDE1234567MDX-E100REMOTE CONTROL TRANSMITTER SCHEMATIC DIAGRAM1.5V x 2K24K32K8K40K23K31K7K15K39K47K22K30K6K14K38K46K21K29K5K13K37K20K28K4K12K36K4

Page 55 - New Parts

MDX-E100MDX-E100Parts List for Carbon Resistors1/6W Type Part No.HF45 7100HF45 7110HF85 7120HF45 7130HF45 7150HF45 7180HF45 7220HF45 7240HF85 7270HF45

Page 56

MDX-E100MDX-E1005Disassembly of MD Mechanical UnitRemove the MD mechanical unit according to Steps 1 - 3 of the disassembly procedure (page 4).Removal

Page 57 - GREASE APPLICATION DIAGRAM

MDX-E100MDX-E1006Removal of Cartridge Holder (Fig.6)1. Open the roller arm lever in the arrow direction and move the clamper lever to the rear.2. With

Page 58 - REMOTE CONTROL TRANSMITTER

MDX-E100MDX-E1007Removal of Mechanism SW P.C.B. (Fig.7)• Once the mechanism switch P.C.B. is removed, it willbe necessary to perform “Adjustment of Le

Page 59

MDX-E100MDX-E1008Removal of Optical Pickup Head (Fig.10 and Fig.11)1. Remove 3 screws (F1).CautionUse care so as not to cause any damage to the gear.(

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