Onkyo MD-101A Service Manual Download Page 13

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MD-101A

SW1

SW2

SW3

SW4

CN108

SW5

CN107

EXPLODED VIEWS OF MECHANISM-4

MD MECHANISM: KMK-260EDN

PARTS LIST

(MD mount section)

REF. NO.

PART NO.

DESCRIPTION

IC101

8752-080-95

CXA2523AR, IC

IC102

1781-569-21

90M, oscillator

IC103

8729-903-10

FMW1-T-148, IC

IC104,IC105

8759-689-63

RH5RZ35CA-R1, IC

IC121

8752-404-64

CXD2662R, IC

IC125

8759-671-27

MSM51V4400E-70TS-K, IC

IC152

8759-574-24

BA5984FP-E2, IC

IC171

8759-640-39

BR24C02F-WE2, IC

IC181

8759-523-35

TC74ACT02FT(EL), IC

IC201

8752-926-12

CXP740010-060R, IC

IC301

6700-563-01

AK4552VT-E2, IC

Q101

8729-028-91

DTA144EUA-T106, Transistor

Q102

8729-026-53

2SA1576A-T106-QR, Transistor

Q103

8729-028-96

DTC114EUA-T106, Transistor

Q162

8729-101-07

2SB798-T1DK, Transistor

Q181

8729-018-75

2SJ278MY, Transistor

D101

223269R2

1SS355, Diode

D181,D183

8719-046-87

F1J6TP, Diode

Q182

8729-017-65

2SK1764KY, Transistor

X201

1767-179-31

12M, oscillator

CN101

1691-385-21

Connector, FFC/FPC(21P)

CN102

1778-461-11

Connector FFC/FPC(29P)

CN103,CN105,CN110

1779-345-11

Connector FFC/FPC(7P)

CN104

1778-283-11

Connector FFC/FPC(4P)

CN106

1779-353-21

Connector FFC/FPC(5P)

SW1-SW4

1771-092-21

Push switch (1key)

SW5

1771-327-11

Switch 2pin push(2key)

---

Mount, L SW

---

PWB, L SW

CN107

1785-242-21

Connector, FFC/FPC(5P)

---

D SW mount

---

D SW PWB

CN108

1794-627-21

Connector, FFC/FPC(7P)

L-SW PC BOARD VIEW

D-SW PC BOARD VIEW

The mechanical parts with no part number
in the exploded views are not supplied.

Summary of Contents for MD-101A

Page 1: ...9 14 19 24 16 21 MINIDISC RECORDER DISC LOADIING MECHANISM DISPLAY MD 101A STANDBY ON STANDBY CD DUBBING PUSH TO ENTER MULTI JOG EDIT NO YES REC REC MODE INPUT SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN T...

Page 2: ...linear velocity Error correction system Advanced Cross Interleave Reed solomon code Sampling frequency 44 1 kHz Number of channels 2 stereo Frequency response 10 Hz 20 kHz 0 5 dB Signal to noise ratio 100 dB or more when playing Output level 2 0 volts r m s Power supply rating AC 230 240 V 50 60 Hz AC 120 V 60 Hz Power consumption 13 watts AC 230 240 V 50 60 Hz 15 watts AC 120 V 60 Hz Dimensions W...

Page 3: ...s an input source or the amplifier or CD player is not turned on Editing is complete The digital equipment CD player DAT etc has not been connected properly Otherwise the connected digital equipment is not operating properly The disc is abnormal scratched or missing a TOC The disc is full An attempt was made to enter a character that exceeds the maximum character capacity The disc could not be edi...

Page 4: ... AND INTERLOCK FAILED OR DEFEATED AVOID DIRECT EXPOSURE TO BEAM CLASS 1 LASER PRODUCT CAUTION HAZARDOUS LASER AND ELECTROMAGNETIC RADIATION WHEN OPEN AND INTERLOCK DEFEATED ATTENTION RAYONNEMENT LASER ET ELECTROMAGNETIQUE DANGEREUX SI OUVERT AVEC L ECLENCHEMENT DE SECURITE ANNULE Material Wavelength Emission Duration Laser output SERVICE PROCEDURE 1 Replacing the fuses REF NO PART NO DESCRIPTION F...

Page 5: ...ES button Eject button MULTI JOG knob FF FR button Stop button Play Pause button Display DISPLAY button STANDBY indicator MEMORY indicator RANDOM indicator REPEAT REPEAT1 indicator L SYNC indicator REC MODE indicator Time Title display Peak level meter A SPACE indicator DISC TRACK indicator TOC indicator REC indicator PAUSE indicator PLAY indicator Input setting indicator NAME indicator ...

Page 6: ... either DIGITAL INPUT 1 or 2 terminal using the supplied optical cable These terminals can also be used for connecting an amplifier that is equipped with a digital output terminal Note If you use DIGITAL INPUT 2 to connect an amplifier you will be unable to utilize the full capabilities of the MD 101A If you attempt to perform digital recording using a digital input terminal that is not connected ...

Page 7: ...8 23 9 14 19 24 16 21 CONTINUE PLAY MODE RANDOM MEMORY A B C D E 1 2 3 4 5 EJECT STANDBY ON EJECT button DISPLAY button CLEAR button Uppercase and lower case letters symbols and numbers 1 10 buttons STANDBY ON button REPEAT REMOTE CONTROLLER RC 466S STANDBY ON TAPE TAPE REW TAPE FF SLEEP TIMER ENTER CLOCK MODE CLEAR SCROLL CDR PC CD DVD MD FM AM ACOUSTIC PRESENCE INPUT SELECTOR TAPE CDR PC CD DVD ...

Page 8: ...MD 101A MD 101A EXPLODED VIEW 47 P901 46 41 43 F901 U5 T901 U3 19 E801 18 J10 18 Z1 15 U2 21 23 23 24 18 P801 3 11 3 39 27 33 32 31 3 U4 1 U1 3 P702 15 8 Z3 Z5 Z4 13 11 3 17 44 5 23 43 15 ...

Page 9: ...2A SE EAK Fuse GT GR U1 1H478598 1B NAAR 7298 1B Main circuit PC board ass y DT 1H478598 1C NAAR 7298 1C Main circuit PC board ass y GT 1H478598 1D NAAR 7298 1D Main circuit PC board ass y GR U2 1H478599 1B NADG 7299 1B Microprocessor PC board ass y DT 1H478599 1C NADG 7299 1C Microprocessor PC board ass y GT 1H478599 1D NADG 7299 1D Microprocessor PC board ass y GR U3 1H478500 1B NAPS 7300 1B Pow...

Page 10: ...y 11 2646 548 01 Insulator 13 2647 337 01 Screw Step 14 Slide Frame 15 2646 559 02 Arm head 16 2646 561 01 Spring SP Tension 17 2646 562 01 Spring Tension coil 18 2646 560 02 Cam mode 20 2627 529 01 Screw P1 7 x 2 5 Type2 21 8620 021 71 MD Over write head 23 MD mount 24 7685 791 09 Screw PTT2 6 x 5 Type S 26 2646 545 01 Spring Door arm Tension coil 27 Case Lower 30 X2626 328 1 Loading motor ass y ...

Page 11: ...Plate M main shaft fixed 58 X2162 144 1 Screw ass y lead 59 2646 358 11 Screw B1 7 x 4 60 X2162 143 1 Spindle motor ass y 61 Mounted PWD D SW 62 Chassis M mehanical 63 3039 041 01 Screw M1 4 x 3 64 2168 512 01 Plate protection 65 2167 819 01 Shaft M guide 66 2647 338 01 Spring rack 67 2627 529 01 Grip 1 7 x 2 5 type2 68 8583 079 06 Optical pick up KMS 260E 69 Deck ass y mechanical 70 1669 180 11 O...

Page 12: ... D181 IC103 IC181 Q181 Q182 Q102 Q103 D101 CN104 RF VC TE IOP I 3V AGND RF VC TE FE IOP I 3V WP EXPLODED VIEWS OF MECHANISM 3 MD MECHANISM KMK 260EDN Test point A for adjustment Test point B for adjustment Test point No use To pick up unit To D SW PCB To L SW PCB To over write head To main borad MD Mount view Side A Side B ...

Page 13: ...76A T106 QR Transistor Q103 8729 028 96 DTC114EUA T106 Transistor Q162 8729 101 07 2SB798 T1DK Transistor Q181 8729 018 75 2SJ278MY Transistor D101 223269R2 1SS355 Diode D181 D183 8719 046 87 F1J6TP Diode Q182 8729 017 65 2SK1764KY Transistor X201 1767 179 31 12M oscillator CN101 1691 385 21 Connector FFC FPC 21P CN102 1778 461 11 Connector FFC FPC 29P CN103 CN105 CN110 1779 345 11 Connector FFC F...

Page 14: ...DATA SDATAMD MD MECHANISM KMK 260EDN Q702 74HCU04 LEVEL SHIFT LINEMUTE 49 13 19 12 21 20 64 11 62 MEMUTE AMUTE MDREQ MEDATA SDATAMD PDOWN MECS RCREQ MERESET MECLK CLK 8 6 DIN2 DIN1 UPD78F0058GC MAIN MICROPROCESSOR Q701 JOG B JOG A CLK CS RESET SYSDA SDATARC 10 9 2 3 36 77 76 LED KEY1 KEY0 REMO 61 27 FILAMENT STOP KEY RESET Q709 Q703 Q704 SPS 440 1 SENSOR REMOTE Q803 LED KEYS OPERATION Q802 HCA 14S...

Page 15: ...B D802 UDZS5 6B D911 1SS352 D912 GP104003E D705 1SS352 D702 1SS352 Q904 2SB106 Q704 2SD655 Q703 2SD655 Q905 MPC2905 GND Q702 74HCU04 2 3 4 5 6 7 8 9 10 11 12 13 72 50 48 Q701 UPD78F0058GC AVREF0 5VE 75 AVREF1 5VA 7 AVSS GND 4 CHKSIG 44 FILAMENT 27 FLASH1 14 FLASH2 15 GND 1 GND10 31 GND11 32 GND13 34 GND14 35 GND15 37 GND16 38 GND17 39 GND18 40 GND19 45 GND2 5 GND20 46 GND21 47 GND22 GND2352 GND24 ...

Page 16: ...TD863 Q206 2SD655 Q205 2SD655 Q202 2SD655 Q201 2SD655 Q907 MPC29M33 G I O Q902 MPC29M05 G I O Q905 MPC2905 G I O Q906 MPC29M05 G I O Q401 Q402 Vcc GND Q403 74HCU04 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Vcc 1 2 13 P101 Q908 KRA107S Q707 KRA107S Q405 KRA107S Q708 KRA107S L902 L701 BL02RN2 R62 L903 L905 L904 P701 RI J1B J2B J1B J2B J1A J2A P901 P902 P902 P702 3 3V 5VA 5VB AGND1 AGND2 AMUTE GND1 H 5V LIN L...

Page 17: ...RCNT RCREQ RESET RIN ROUT SDATAMD SDATARC SPL XSPD MULTI JOG FL tube Sub microprocessor Q802 Remote sensor STANDBY ON FLRESET FLDATA FLCLK VDISP JOGB LED JOGA 5V FLCS REMO KEY1 F2 KEY0 F1 SUB_ACK GND GND Main microprocessor Q701 P402A CN102 CN110 ANALOG INPUT OUTPUT RI REMOTE CONTROL DIGITAL INPUT 2 1 For MD adjustment ROUT GND LOUT GND 11V GND GND GND 10 2V GND LIN GND RIN RI 3 3V GND 5 0V POWER ...

Page 18: ... S812 S813 S814 X702 J205 J181 J184 J191 J187 J185 J192 J194 J198 J196 J186 J195 J190 J199 J193 J189 J197 J203 J202 J201 J204 STOP PLAY FF FR YES NO REC LP_MODE CD_DUB INPUT STANBY ON DISPLAY EJ J188 J200 J183 Q803 CUSHION CUSHION NCDIS 7301 25137301 E855 E854 1 C901 C902 C903 J1A J2A JL901A L901 L901 P901 25137300 NCPS 7300 T901 T901 1 AC H AC G AC G AC H P902 P902 J1B J2B F901B F901A J951 J952 F...

Page 19: ... 12 20 12 12 C204 C203 C206 C205 C208 C207 C210 C209 C212 C211 C704 C705 C707 C915 C915 C916 C916 C922 C923 C925 C927 C929 D912 L902 L903 L904 L905 P001 P702 P102A P402A P801A P903A P905A P906A Q202 Q201 Q206 Q205 Q703 Q704 Q711 R913 R914 X701 J123 J154 J152 J104 J153 J151 J127 J161 J105 J107 J103 J102 J150 J149 J106 J124 J128 J118 J112 J136 J135 J113 J142 J139 J126 J114 J138 J148 J146 J140 J147 J...

Page 20: ...17 15 C102 C101 C104 C103 C105 C106 C403 C904 C905 C906 C907 C908 C910 C911 C912 C913 C913 C914 C914 C917 C918 C919 JL901B L701 P904 P102 P402 P903 P905 P906 Q401 Q401 Q402 Q402 Q901 Q902 Q904 Q905 Q906 Q907 J911 J915 J904 J901 J912 J913 J914 J909 J908 J921 J923 J922 J917 J918 J924 J920 J919 R105 R106 NCAR 7298 25137298A 1 C920 D906 J916 J907 J906 J910 P701 P701 J902 J903 D901 P101 P101 J905 U1 Co...

Page 21: ...3234R2 or 223269R2 22380022F or 22380271F or 22380285F Coil 230906 Capacitors 354782209 354721019 374722244 354784709 354780479 354742209 374723344 3504348 354742229S 354724719 354722219 354741009 Resistors 443523914 Jacks 25045594 25045601 Socket 25050271 Plugs 25055804 25055149 25055702 25055705 Others 27160484 27160472 27160227 82143010 DESCRIPTION NJM2100M GP1FA550RZ GP1FA551RZ TC74HCU04F MPC2...

Page 22: ...23234R2 or 223269R2 22380260 or 22380035 Coils 230906 Oscillator 3010343 Capacitors 374721015 374728224 374721024 354784709 374721044 354721019 354741019 354780109 354744719 3000120 354722219 354741009 Resistors 443521214 Terminal 25060140 Sockets 25051526 2009990681UL 25052523 or 25052329 25052317 or 25052511 25051231 25051234 Others 27190540 1 28141471 82143010 DESCRIPTION NJM4565M D MPD780056GC...

Page 23: ...BOARD NADIS 7301 1B 1C 1D U4 CIRCUIT NO Q801 Q803 Q802 Q805 D801 D802 X702 C805 S807 S801 S814 P801B PART NO FL Tube 212220 Remote sensor 241339 ICs 22241671R3 22241158R2 Diode 225338 224550560R2 Oscillator 3010341 Capacitor 355721019 Rotary encoder 25065621 Push switches 25035699 Socket 25052354 or 25052538 DESCRIPTION HCA 14SS02T SPS 440 1 N TMP87C447uF 3GC6 TC7S00FuF SLR 332VR LED UDZS5 6B CSTL...

Page 24: ...4Gc 14Gb 13G 13Ga 13Gd 13Gc 13Gb 14G 12G 1G 30 31 29 35 34 32 33 13G 5 6 7 8 9 10 23 24 25 26 27 12 13 11 16 14 15 17 18 19 20 21 22 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 31 32 33 34 35 26 27 28 29 30 16 15 14 13 12 11 10 9 8 7 6 5 28 27 26 25 24 23 22 21 20 19 18 17 Q801 HCA 14SS02T FL TUBE VIEW ...

Page 25: ...FF STOP STANDBY ON LED Q802 RESET 14 SUBDATA 44 SCLK 1 SUB_STB 30 F1 F2 36V Q704 Q703 Q801 X701 RI Q403 74HCU04 Q401 Q402 4 Q706 1 13 14 INPUT OUTPUT P101 L R L R Rch Rch Q203 1 2 Q203 2 2 Q101 1 2 5 V Q404 Q709 Rch Rch 5 V Q712 Q710 Q711 BNR0101 4 8 V 3 3 V P DOWN RCREQ RESET SDATA MD SDATARC CLK MDREQ Q702 A MUTE Q708 Q707 OPT OFF 5 0 MHz OSC MULTI JOG CD DUBBING P701 5 V 5 V 5 V 5 V 74HCV04 ANA...

Page 26: ...processor use Not used Connect to ground Reset output terminal for MD mechanism Signal output terminal for serial communication with MD mechanism Power failure detected signal output terminal to MD mechanism Not used Open Output terminal for control of the optical digital input Not used Open Output terminal for filament control of FL tube Not used Connect to ground Negative power supply input term...

Page 27: ...IN NO FUNCTION DESCRIPTION Not used Connect to ground Not used Connect to ground Not used Connect to ground Not used Connect to ground Not used Connect to ground Output terminal which gives the completion notice of data receipt to main microcomputer Input terminal of the STB signal from the main microcomputer Output terminal of the STB signal to the FL display driver IC Output terminal of the seri...

Page 28: ...nt as the indicated turn 4 After adjustment should cancel test mode Equipment required for adjustment Digital volt meter Oscilloscope Optical sensor Laser power meter Frequency range is 40MHz or more The calibration of the probe is performed In case adjust don t look at the laser of the pickup unit You have fear of loss of eyesight Name Name Name 1 Measuring instrument 2 Test disk Description Desc...

Page 29: ... Check the lens of the pickup Traverse EF balance adjustment Focus bias adjustment Check the focus bias adjustment Continuous recoding mode Continuous play back mode Data memorized in non volatile memory Setting the access point on CREC and CPLAY mode Cancel Enter Select the test mode Don t use the disk which you must not eliminate in test mode Push the EJECT button after pressing the EDIT NO butt...

Page 30: ... Part No NCJIG 0J12 Socket Part No 25052307 Flexible flat cable Part No 0F001 Connect to the MD mechanism Jumper wire Connect to the P000A on the JIG Connect to the CN110 on the MD mechanism back side view 2 Setting the WP terminal Extended JIG Connect the the chassis earth Be sure to do this work before adjustment An adjustment value cannot be set up unless you do this work An adjustment value is...

Page 31: ... in the 22 to 28 degrees state 2 Adjust after exchanging D101 and the temperature of this part turns into the same temperature as circumference temperature Adjustment 1 Select the TEMP ADJUST in the test mode 2 Press the JOG knob 3 Press the JOG knob CONNECTION 1 Connect to extended jig and the unit 2 Short circuit WP terminal on the extended jJIG and the chassis ground Refer to setting WP ...

Page 32: ...t for a long time the pickup will deteriorate 6 Press the JOG knob 5 Turn the JOG knob adjust so that reading of the laser power meter becomes 6 9 to 7 1mW Extended JIG Part No 0J12 To MD mechanism 1 Turns the JOG knob and select the LDPWR ADJUST mode Check of laser power 1 Press the EDIT NO button 3 Press the JOG button 4 Checks that reading of laser power meter is 0 85mV to 0 91mW 6 Checks that ...

Page 33: ...sm 2 Loading the MO disk to the unit Oscilloscope Extended JIG Part No 0J12 Adjustment 1 Turns the JOG knob and select for the display of FL tube to be set to EFBAL ADJUST 2 Press the JOG button 3 Turn the JOG knob adjust so that reading of the waveform currently observed with the oscilloscope should be as follows 4 Press the JOG knob 5 Remove the oscilloscope and extended JIG from MD mechanism 6 ...

Page 34: ...heck the error rate in OUT perimeter portion of disk by pressing the JOG knob once again 5 Check the error rate in IN inner circumference portion of disk by pushing the JOG knob once again Preparation 1 Loading of the high reflectance disk to the unit Check of the error rate by the high reflectance disk C1 error rate 6 Press the EDIT NO button 7 Press the STOP button 8 Take out disk from the unit ...

Page 35: ...OP button 8 Take out disk from the unit by pressing the EJECT button This value is usually less than 30 Make the continuation recording disk used for the check of the error rate 1 Loading of the MO disk standard recordable disk 2 Select the CREC MODE in the state in test MODE 3 Press the JOG knob so that the display may be CREC OUT 4 Recording is started Continue the recording for required time at...

Page 36: ...lue of the focus bias in point C C1 error rate C1 error rate ADER 6 Press the JOG knob 7 Turn counterclockwise the JOG knob adjust so that C1 error rate becomes 200 C1 error rate is not stabilized Therefore read average value 8 Press the JOG knob 9 Checks the following contents Check that C1 error rate is value less than 50 Check that ADER is 00 10 Press the JOG knob 11 Check the value of Rework f...

Page 37: ...contents Checks that C1 error rate is value smaller than 50 Check that ADER is 00 7 Press the JOG button 10 Checks the following contents 8 Checks the following contents Checks that C1 error rate is value smaller than 220 Check that ADER is 00 Checks that C1 error rate is value smaller than 220 Check that ADER is 00 9 Press the JOG button 11 Press the EDIT NO button 12 Press the STOP button 13 Tak...

Page 38: ...Label PE LD 30 24140475 RC 475MD Remote controller 31 3010054 Battery UM 3 32 29355360 Instruction sheet U3ECSCT MD101A NOTE DT Taiwanese model only GT Asian model only GR Chinese model only Notes This model may be produced in the case where it is manufactured in Malaysia and Japan About the parts which have the mark on REF NO part numbers differ by the case of the Malaysia production and the case...

Page 39: ...PE ELECTRONICS GmbH Industriestrasse 20 82110 Germering GERMANY Tel 089 849 320 Fax 089 849 3265 E mail info onkyo de ONKYO CHINA LIMITED Units 2102 2107 Metroplaza Tower I 223 Hing Fong Road Kwai Chung N T HONG KONG Tel 852 2429 3118 Fax 852 2428 9039 Sales Product Planning Div 2 1 Nisshin cho Neyagawa shi OSAKA 572 8540 JAPAN Tel 072 831 8111 Fax 072 833 5222 ONKYO CORPORATION ...

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