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Mitsubishi DA-6OR, Service Manual, Page: 67 / 78

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Mitsubishi DA-6OR Service Manual Download Page 67

Summary of Contents for DA-6OR

Page 1: ...S T C DM E C H A N I S M PARTSLIST P A C K I N G I N S T R U C T I O N S I l l t l 1 n n 1 i e o t E o o tL S P E C I F I C A T I O N S T OS E R V I C E P E R S O N N E L FR O N TP A N E L T E R M I...

Page 2: ...MITSUBISHI ELECTRIC CORPORATION HEADOFFICE MITSUBISHI DENKIBLDG MARUNOUCHI TOKYOlOO TELEXJ24532 CABL MELCOTOKYO DA 6OR EU Printedin Taiwan...

Page 3: ...L PLAYBACK SIGNAL TO NOIS RATIO OOLBY NR OUT DOLBY NR IN 58dB 68dB CDPLAYER SECTION T Y P E C O M P A C TD I S C2 C H A N N E LS T E R E OP L A Y E B PICK UP 3 BEAM TYPE MLP 7 L O A D I N G D F A W ER...

Page 4: ...PACKING INSTRUCTIONS r1 rrvsrnucroN BooKLET r nccrssonrrs rT FEEDER ANT IANrcorl BL I IHoLDER ANr I IBATTERY DRY J coNreLocx ll0lCUSHIONSET REAR SIDE i cusHroru ser FRoNT SIDE SOFTSHEET 19 PACK NG Box...

Page 5: ...desiredprogram source The indicatorshowsthe selectedfunction Rccording Indicator IRECI This indicatorilluminates when TAPE 2 is rn rhe recordrno mode POWER LEVEL lnd RECORD LEVEL Indicators Dispfay t...

Page 6: ...8c oscc0rLl0 V RS EMIl O K C V RS E M I l O O K N V RS Et lI I O OK O V RS EMI4 7 K O V RS E M I I O K O V RS E M I 4 7 K O VRSE i I 47OKO OSC CRYSTAL A A A A A M l1A23455 M0 4A23455 u01A23 455 M0442...

Page 7: ...r Eush Dri ve gear Carn gear Th rustbear in g l d o l P u ll e y R o l l e r C P u ll e y P Pulley S p r i n g Shaf t L Shat t S S t e e l 8 a t 2 5 Bind in gheadT Scr es 3 x 8 B i n d i n g h e a d T...

Page 8: ...ttons The channel number increaseswnen ttre up button is pressed and decreaseswhen the down button is pressed CD Track No selection Buttons t RS FS t I Press this button to select the CD s track numbe...

Page 9: ...ig 2 31 1 Remove screw 4 on the left sideand return the earth wire i nto th e main bod y Fig 2 2l Draw back the CD mechanismass ywhile lifting it up Be careful becausethe loading cassetteprotrudes at...

Page 10: ...EXPLODED VIEWOFMECHANISM CD P 132 75y v i c...

Page 11: ...u l l e yA r n A s s y R FP u l l e yA r mS p r i n g R FE e l t RFArmCollar Screw Flyr heel Ass y Reel BaseAss y Takeup GearPlate Ass y Takeup Roller Gear T c P t a t eS p r i n o FF Gear BackTension...

Page 12: ...and cassette mechanism ass yare remov dtogetherwith the front panel POWER S W LINK Fig 7 8 Removingthe Front P C B andGassette p C B Fig gl 1 Remove11 screws fne front p C B can now tre removed 2 Remo...

Page 13: ...moved 4 Removethe flywheel Removethe washerand then the flywheel The RF belt can also be removedat this time M A I N M O T O R I F L Y W H E E L 11 Removing the Head and Pinch Roller for TAPE l and T...

Page 14: ...I pA 60R I EXPLODED VIEW OFMECHANISM TAPE DECK ilo ro8 I ru J 35 L g eo...

Page 15: ...Thenpull off DiscTrayAss yby pressing thehooks in Fig 13 13 Removal of Frapper Pulloff the Frapper by pressing the hook in f ig t 14 Removing theSERVOp G B Remove 4 screws D lFig 121and then remove th...

Page 16: ...0251 S 5584 70351 9 321 F00202 421 l 157 l 6l 0s21 2 4 l 6 l 1 6 0 5 1 IILP 7 1152 04203 l 662 223601 TB 26 0 1 F 0 l3 662 24209 I L L J I 5 6 7 I I s 1 0 1 l I L I J t 1 l 5 1 6 l 7 1 8 1 9 2g l 23 2...

Page 17: ...tor to 98MHz and connectit to the FM antenna terminalthroughthe 300S1balanced dummy sign al level1 mV o Set the f unction to the FM oosition and the receptionfrequencyto 98MHz Connectthe distortionmet...

Page 18: ...EXPLODED VIEWOFCABINET...

Page 19: ...D6 D6 c6 c6 B2 c6 E5 E6 cl 83 c6 A3 AI A A5 A5 A3 A3 B1 A2 A2 82 82 D2 D I DI E3 0 B5 B5 g s2 D5 U D L D A E D6 D5 E 5 c6 c5 A3 A3 A 1 A 4 A3 A 1 l A 4 A1 A l A 4 A 5 A5 A 5 A 5 A3 8 3 A3 A3 B 3 83 8...

Page 20: ...f the trackingpoint frequencies givenbelowby means of the key or TuningUp DownSwitch o Connect the AC voltmerer to the audiooutput Tracking point frequency 344 kHz 254 kHz 164kHz _15 06_ eAiustsothatt...

Page 21: ...E1 D4 c5 f D5 05 A2 B3 B3 A1 81 c1 B4 B1 8 B5 A5 c5 c5 A 84 c5 c6 D JP28 JP282 JP28 3 JP28 9 JP3OO JP3 l I JP3O2 JP3 3 JP3 JP3O5 JP3O6 JP3O7 JP3 8 JP3 9 JP3I R Ft A5 c5 8t EI E I c2 E3 E3 E3 J D 1 D1...

Page 22: ...he trackingpoint frequencies givenbelowfrom the AM testloop signal levelS6dB m o Receive eachof the trackingpoint frequencies givenbelowby means of the key or TuningUp DownSwitch Connect the AC voltme...

Page 23: ...A M A N T E N N A Fis 20 F i g 2 1 Fis 22 Fig 19 ADJUSTMENT POINT TUNER SECTION F M F R O N T E N D BALANCED DUMMY 50o 300a D I S T O R T I O N M E T E R A C V O L T I 4ETER...

Page 24: ...5 JPZO 6 J P 2 O1 J P 2 O8 JPZO9 J P 2 1 O J P 2 I I J P z I 2 J P 2 1 3 JPZI 4 J P 2 I 5 dE la l l Rtel Is gl R2o1 In n c48 rl ul I N I l l Symbo I N o Z on e No c t 4 2 c r4 3 c t4 4 c r4 5 c 1 4 7...

Page 25: ...3O6 Dubbing mode 5 940H2 Load a blank a cassettetape in the TAPE 2 mechanismso that the dubbing mode is obtained 2 Tape2 Speed Adjust ment TAPE 2 stan dard 3kHz l OdB TCC 112or M T T 1 1 1 Connect the...

Page 26: ...CDP C B 53...

Page 27: ...P7 6 JPl7 JP7 8 JP8O JP8 I JP8 2 JP83 JP8 4 JP85 JP 8 6 J P87 JP8 8 r p e q J P92 J P93 J P94 JP96 JP9 7 JP98 JP9 9 JPIOO J P I t I JPI 2 JPI 3 J P IO l J P IO 5 JPIO6 J P I O S J P I O 9 J P I I O L...

Page 28: ...F 1 FUSE P C B REMOTE CONTROL P C B POWERSWP C B oR4 PRESET CHANNEL C D 30 o100 l D4 a D6 l D5 _ D7 F F cr c2 rc...

Page 29: ...2 A 2 C 2 lc lgpinlr lr GND I GND2 nn lulx E uH f lmln alu t r8r C2t8 l lt nt01 la l RI l I Synbo I I Zone No I No c t 4 2 O l c l 4 3 C 6 c r 4 4 I D 6 c r 4 5 D 6 c r 4 7 I B l c l 4 8 c 6 c 2 o r...

Page 30: ...CD P C B...

Page 31: ...uency Characteristic Adjustment TAPE 2 Load the cassette tape S pec i a l AC 5 l2 and set for record Ing Co n ne c tt h e frequency counter to both sidesof R3 I 5 osc301 BIASOSC 1 0 3 k H zI 3 k H z 2...

Page 32: ...rt r 0l l lE J i I r r g r f 8 tt tF 6 5 R642 R643 t 690 3i3 ceot16ft 4752 Pt I t lo l ta l c8r0 r 1 r 8 l r le l4 I R0t4 RCI 6 u i 66 67 68 8 f61 F66 ffi Gil i F El ETTII ml tE21 l I O lq s l3 t l6...

Page 33: ...ch Adjust so that fraquency responsets within the specification when record ing on the test tape and play ing it back Check also at Dolby lt position 5 Record Level lndicator Adjustment MTT 150 V R 8...

Page 34: ...33l c 3 3 2 I J J J c334 c336 c337 c338 i 1 o c340 c 3 4 1 c342 c343 c34 4 a l q n c352 c35 4 c35 s a a s607 SI sT t fl l t o l 56l6 TUt tll l lelule l lll 96 I i 9 t qr n tE8 tcRill l l B Eg c 1 6nN...

Page 35: ...ch VR404 R ch Record Playback FrequencY Characteristic Adiustment TAPE 2 AdiustVR81 sothat REC LED OdB lights O9crlloscoPe 15 l l 1 I t Low trequencY oscrllalor r rl rLJr o u t p u t a l t e u a l o r...

Page 36: ...a T T nn P1 s6l6I I T L n ll s6r4 s6r3 7 8 z I o o I l l c 3 3 0 c 3 3 l c 3 3 2 L J J J c 3 3 4 c 3 3 5 c336 L J J T c338 c 3 3 9 c 3 4 0 c34 I c 3 4 2 c 3 4 3 c 3 5 0 c352 c353 c354 c355 le lelele...

Page 37: ...5 c5 c5 c5 a Symbo I No Zone No R159 R460 R46r B4 B4 B1 c2 c2 c2 c5 B5 B3 a c4 c4 c4 B7 c6 R1 62 R461 R165 R470 R47 3 R4 71 R502 R503 R501 R506 R507 R508 s0c30 TP3 I TP3O 3 TP4 I c3 86 c5 B6 vR30r I c...

Page 38: ...6 A3 c6 B3 cl cl ct A I AI B3 83 cf c A5 A4 A1 B4 A5 B5 B5 Q3r8 Q3l 9 q320 q3 2l Q322 Q323 Q324 Q325 0326 Q327 8328 8329 8330 Q33 Q332 8333 Q334 Q33s Q336 0337 Q40 I 8402 Q103 Q40 8 05 Q4l I q4l2 Qll3...

Page 39: ...3 3 R l3 1 R t 3 5 Rl3 6 R l3 7 R l3 8 R r3 9 R t1 0 R 1 4 l R l4 2 R t4 3 R t4 4 Rl45 R l 1 6 R r4 7 R t1 8 R l 1 9 R r 5 0 R l 5 r R l5 2 R l5 3 R r5 4 R r5 5 R l5 6 Rr5 R r 5 7 Rr5 8 Rl5 9 R r 6 0...

Page 40: ...r E rI Br63 Rr58 ErE c r R r c q t n r t l o l I t o r a 1 8 d E r t R r E O Rtr0 rtt I r B r E rI E r r r 3 I 8 l r r i l l n a l rf l r E c l ilt0 e Ir ir D0 lg iii ir rg u e R145 _ clt9 xtJl r I t...

Page 41: ...r65 c 60 13l 19 8l tl L tgl lg15 t3 5t9t9ti l l _ vlln vnaor J E ln Tr I IEE I rPrars srsEs s I I I l r _ _ J l i l lErt fr F E iql l HE rr Es l F r r r u3a s El 5l Fl f Lr S nt nl r 115 _t sl 3l l lg...

Page 42: ...mV LD OFF Trayopenl I Tracking Gain PLAY model AF OSC 800Hz 30OmVl BPF VTVM F i s 2 5 V R l 0 6 lodBr2dB Fl lE l rooe ei ffi tans e 9 Tracking Off Set CHECK No 8 check 10 Kick Gain PAUSE E Oscilloscop...

Page 43: ...0 3 v Oscilloscope Tracki n gS e rv oOF F V R l 0 4 I PLAY mode t L 1 1 l trZ 1 fg I oscilloscope VR101 I trEE 2 Tracking ServoOff Step 1 Placethe disc onto the disc drawer and push the P L A Y bu t...

Page 44: ...l g o r u o r o o o r r r l t s 1 3 3 1 3 l 3 l 8 l t o o G o o o o r E o E lElHllH Bltl Igr t gl L I crl2 e xr r l l I TTI rl f l n li gl 91 3l J3os rg re rl l 9t 3r 1373 t l t l l t t i t t l I I o...

Page 45: ...6 c 7 I A 6 c 8 l A 5 c 9 l A 6 c r o I 8 8 c l l I B i c l z 8 6 C l 3 I 8 7 c r 4 8 5 c rs I Bs c l 6 I 8 5 c r 7 8 5 c r 8 I 8 4 C 1 9 I 8 4 c20 82 c21 Az c 2 2 8 8 c 23 A6 c s l I 0 8 csz I ce c 6...

Page 46: ...WER AMPP C B e3 t Fr E cl n n F o r c El Tl E o l rr wTqe t17 sl rrl0cc J604 rrn o01 TOFRONT 1 _ oJ o E I lr 1 a _ i I I I t E o8r TOTAPE I llEo slslEl n R w n n se cllg nar Rr3 l l c7r3 t R733 R734 9...

Page 47: ...7 70 R80 6 R807 R808 R809 R 832 R83 3 R834 R 835 R 8 l R85 I R853 R855 R85 7 R860 R85 I R863 R8 64 R865 R86 6 R86 7 R 870 VR8 I t 701 fl tg2 D I D2 D3 U J D3 D3 L J A2 6 Z b l A2 B3 A3 c4 D8 D8 D7 B I...

Page 48: ...VDD V r D D I D 3 D I D 5 0 6 M50117P sTK4152 0 s c r N osc ouT TA7796P...

Page 49: ...82 c583 c584 c 5 B 5 c586 c 9 0 l D3 04 E 4 A E 4 E 4 F 4 F 4 F 4 E 2 E 2 E 3 E 3 E 3 D4 E 4 F 3 F 3 F 3 F 4 F 4 E5 F 7 F 7 F 7 E 7 E 7 E8 E 8 F 8 F 8 F 8 F 8 c6 C 6 05 C6 C4 c4 c4 D2 D2 E3 E 3 E 3 F...

Page 50: ...s2 si r8 ld w584 8LX m n 5 CStl c905 t01 r5s rs6e R560 ArT Nt A6C SO tr_ _J 1 IEIE E0l 1613 _j48_ t l i0 501 ffi e30 l fl5in P1 l K l c5t2 e8 6r At tia t513 1511 n n c5e7 f f i 13 Ls3 Ft EL0 Ft Eii cs...

Page 51: ...R536 R537 R538 R540 R51l R5t3 R5 R515 R51 6 R547 R548 R5 19 R550 R55 I R5s2 R553 R554 R555 R556 R557 R558 R560 R56 r R562 R563 R5 4 R565 R566 R567 R568 R569 R570 R57 R572 R575 R90 R902 RS03 R904 R905...

Page 52: ...PINOUTOF TNTEGRATED CIRCUITS cxK5816M YM3015 21 Ucc 12 GND GNO S D C L O C K F O RM S E L E C T SMP 2 S M P I R B B C T O B U F F c o M c H 2 c H l t c L A l 0 l e Ag 22 tl8 zl A l tt A 1 oE o E z r E...

Page 53: ...3 R9 54 R9 55 R956 R95 7 R95 I R959 R960 R 96 R962 R963 R961 R 965 R967 5 0 1 T502 TCs0 TC502 TC503 c50 vR90 I t50 H503 w501 T505 t 507 w508 ut509 w 5 t 0 w5l I w5l 2 w5r 3 H5r 4 w5l 5 r 516 w5t 7 t 5...

Page 54: ...AND PINOUT OF INTEGRATED CIRCUITS cxK5816M YM3015 A l 0 l e A9 zz A0 23 7 t5 A 1 I A3 s t l 4 0 8 zt Ycc IZ GND G N D C L O C K F O R M S M P 2 S M P I 0E 20 UE 2I E re ro I sELEcr I 9 1 7 l 0 l l 0 I...

Page 55: ...alvoltmeter 3 Partsmarkedwith 7 or arevital for maintenance of safetyand performance Be sureonly designated partsareusedfor replacement 4 The circuit figureshownhereisthe basiccircuit diagram Please n...

Page 56: ...c zr 2SCr9r6 GRlo Y o23l I B Y wo etY D OUY D l x scx cDoal 5V G 2 5V t25V t25Y e5v...

Page 57: ...CDSECTION rcrol aN655l NJM l55SS TA755SS 8A7r5 dF ror I t o l o l D4 t I t 82 tctozt 2 i t u L M I c l v t...

Page 58: ...r t o l ti l tro I 31...

Page 59: ...voltage displayhaspressure resistance of 5OV The NP is NonpolarCapacitors R No symbol e K symbol kQ M symbol MO Resistance not designated is 114 J Sy l 2 Voltagefor all partsaremeasured in terms of DC...

Page 60: ..._ B Y J 0 0lrT D I T scK co oN...

Page 61: ......

Page 62: ...TUNERAND FRONTSECTTON 0c Pon SUFPLY lc90r M5218L si Fl f l L aux L R PHONO 27...

Page 63: ...ELAPSED TIME FREOUENCY o 5 O A I D 4 il0 GL5PR6 JL6O9 6L5N66 ERY LY 3V SATT 3V BATT GNO JL6O5 VOLT ON 5 V V 2 M P R Y ov v3 TE CO IT OUT ar 4 F M S i g n o l S i g n o l...

Page 64: ...REMOTE CONTROL SECTION PLAY RS FS STOP...

Page 65: ...C30l PLAYBACK llP Lch PLAYBACK AllP Rchl IC30l I C 3 0 3 PLAYBA Al lP Lch g Fn AntF IC5ll5 IF ANP llt SECT I ON CONTROL I C 6 0 l O I S P L A Y CD CONTROL I C 2 0 l TRACK I NG SERVO LOADING MOTOR lc2o...

Page 66: ...rc305 TA7629P rc405 TA7629P M G 6 M A a RECH RECSIG OUT Lch G OUT Rch ILP1JT Ldr G INPIIT Rch r l lTil J r lt l l q TAPE I i to o i TPLAYBACKI I...

Page 67: ...CASSETTE TAPEDECKSECTION TAPE I PLAYBACK 35...

Page 68: ...L REC OUT R 0 L R...

Page 69: ...DA 6OR POWERAMP PCB OC MOTOR CAPSlAN o J 2 0 l TAPE2 MECHA HEAO HEAD FRONT PCB 24...

Page 70: ...POWER AND TONECONTROL SECTION J604 C K DATA 0 b 2 2 Fl r o I t lC706 t F i uT fH i irsr 5 F r FRoNr cpu r g d g r 33...

Page 71: ...DA 6OR CD SERVO PCB WIRING DIAGRAM CO MECHANICAL ASSEMBLY 1 f l l lp i h A _2 ororo CLOSE OPEN sw SP IACKPCB J z Q f t J205 HEAD PI ONE PCB FOWER lRA fORf ER 23...

Page 72: ...7 t B 435t 330 I I 3 0 5 l 2SCr8r5 Y off 2SCrar5 Y A u d i o S i g n o l i N f l N N r l J 6 O 6 E o L o J r r r 1_...

Page 73: ...R M A N C EO F P R O C E D U R E S O T H E R T H A N T H O S E S P E C I F I E D H E R E I N M A Y R E S U L TI N H A Z A R D O U SR A D I A T I O N E X P O S U R E T H E C O M P A C T D I S C P L A Y...

Page 74: ...5 5 6 9 1 0 0 7 2 0 0 2 7 I 5 0 1 I 5 0 2 TC50 I c 5 2 TC5O3 TC5O4 CF5O I CF5t 2 CF5O3 CF5O4 L 5 0 t 1502 1 5 0 3 t 5 0 4 t 5 0 5 1506 t 5 0 7 1 5 0 8 LPF5O I LPF5O 2 x 5 0 l P A CKI NG Symbo I N o P...

Page 75: ...tracknumber When the righr side FS l is pressed the track number increases Pressthe left side l RS to decrease the number C D P L A Y F B u t t o N C D S T O P E l B u t r o n Oigitsl Oisplsy When Li...

Page 76: ...3356 M0 423356 ilo4A23356 M0 4423357 ilo4A23357 ilo120741 M04A234t I M044234 H01A23 t 2 tt04A234t3 M04A231 I 4 Ito4A231t 5 Ito4A234 I lt 4A234t 5 ilo4A23fi M04A231 M04423 t 2 ilo4A234t 3 Sy nbo I l l...

Page 77: ...M 0 4 4 0 6 3 0 0 0 4207 3 06 l 04423309 l 104 423 3 0 9 l04207380 M0440 630 0 M0440 630 0 M0440 630 0 M0 4A06300 M0 4A06300 M044 0630 0 M04A 06 3 00 M0 4A06300 M044 0 30 0 M042 0730 6 M042 738 0 M04...

Page 78: ...1SSr 77 I SSI 77 1 S S l 7 7 lssriT 1 S S l 7 7 l s s l i T I SSl 7 7 I S S l 7 7 rss1 77 Isst77 Issl77 l s s l 7 7 l s s l 7 7 1Sl555 rs s l 7 7 I S S I7 7 I ssl 77 1 S 1 5 5 5 LEOGL5NG6 LEDGL5PR6 S...

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