McIntosh MA6200 Service Information Download Page 1 | Manualshive

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Summary of Contents for MA6200

Page 1: ...MA62t 0 INTEGFìATED AMPLIFIER SEFVICE INFOFìMATION OOOOO llltlnlo h MAô 0r rNrhúR ìrD AMpurrì uu a l ro o I o o o o a raraa FoR SEFIAL NUME ER BX1 OO1 ro BX53O1 ...

Page 2: ...ms l00pF rated i nput rated i nput Aux Tape Phono 250mV w 250mV w ith th PROGRAM EQUAL I ZER t I2dB at 30 150 500 1 500 and 10 000 Hz POWER REQU I REMENT 120 Vol ts 50 60 Hz 0 5 to 5 Amperes MECHANI CAL I NFORMATION O5 naximum at any power to rated power per channe both channels opèrating level from 250mW 2OHz to 20kHz SIZE Front Panel measures l6 inches wide 40 6 cm by 5 7 16 inches high 13 8 cm ...

Page 3: ...BRID Bridge RECT Rectifier SIG Signal Si Silicon D1 070098 Si Slc 175V 500mW FDH400 D2 O7OO92 Si BRID RECT 35A 2OOV MDA35O2 LIGHTING DEVICES lNC lncandescent DS1 058069 lNC 6 3V 200mA 8610 DS2 058069 tN DS3 058069 tN DS4 058069 tN DSs 058069 tN c 6 c 6 c 6 c 6 Description Hardware Package Mounting Strips Mounting Template Panloc Shelf Bracket Right Panloc Shelf Bracket Left Plastic Feet secure usi...

Page 4: ...c PCF Polycarbonate Film MPE Metalized Polyester C701 064254 S N 8X1001 to BX2B40 MPE 0 1pF 10 63V 6385 066173 S N BX2B41 and above ELECT 1OpF 35V NP 6385 C702 064271 PCF 1000pF 1000VDC 250VAC C703 066321 ELECT 1O rF 160V DI0DES Si Silicon RECT Rectif ier D701 070031 Si RECT 400 PtV 1 54 D702 070031 Si RECT 400 PtV 1 5A D703 070031 Si RECT 400 PtV 1 5A D704 070059 Si RECT B00V SILICON CONTR LLED R...

Page 5: ...0 R641 R642 R643 R644 R645 R646 R647 R648 R649 R650 R651 R652 R653 R654 R655 R656 R657 R658 R659 R660 1 41 096 141120 141120 1 44083 1 44083 144123 144123 1 41 088 1 41 0BB 1 41 068 1 41 068 1 41 068 1 41 068 141045 141045 141096 141096 141045 141045 1 41 096 141096 141045 141045 141096 1 41 096 14 t045 1 41 045 1 41 096 1 41 096 1 41 045 1 41 045 141096 141096 141087 141087 1 41 096 1 41 096 1411...

Page 6: ...lected MPS U57 0811 132150 Si PNP MPS 055 08 t2 132150 Si PNP MPS D55 0813 132143 Si NPN MPS 005 0814 132143 Si NPN MPS 005 08 t5 132143 Si NPN MPS D05 08 16 132143 Si NPN MPS D05 08 17 132150 Si PNP MPS 055 0818 132 150 Si PNP MPS 055 08 t9 132092 Si NPN BC 238C 0820 132092 Si NPN BC 238C 0821 132184 Si PNP Selected FT4 l7A 0822 132184 Si PNP Selected FT417A 0823 132183 Si NPN Selected FT317A 082...

Page 7: ...5 1 4W RB57 RB58 RB59 R960 R861 RB62 R863 R864 R865 R866 141106 141 t06 1 44066 1 44066 141106 141106 1 41 055 141055 1 44053 144053 CF 270k0 5 1 4V l ct 270RA 5 1 4W FP 220 10 1 2W FP 22rJ 10 1 2W cF 270k0 5 1 4W cF 270k0 5 1 4W cF 1 8kO 5 1 4W cF 1 8k0 5 1 4W MF 10k0 1 1 4W MF 10k0 1 1 4W POWER SUPPLY PC BoARD 045369 Symbol Part No No Description CAPACITORS CD Ceramic Disc ELECT Etectrolytic C20...

Page 8: ...EE Light Emitting Diode DS401 070093 LED Red HP5082 4658 0S402 070093 LED Red HP5082 4658 DS403 070093 LED Red HP50B2 4658 05404 070093 LED Red HP5082 4658 05405 070093 LED Red HP5082 4658 0S406 070093 LED Red HP50B2 4658 DS407 070093 LED Red HP5082 4658 DS408 070093 LED Red HP5082 4658 RESIST0RS CF Carbon R301 141045 CF R302 141045 CF R303 141 104 CF R304 141 104 CF R305 141045 CF R306 141045 CF ...

Page 9: ...N SWITCH o45 447 m stntEs SYraoL rc g LEFl gP AXER IilPUT INPUT SPEAKER 3 SPEAKER 2 SPEAKER I LEf SPEAXER RIOHf SPEAKEi YEL XI F 9ts9 I çË FI RELAY 08 VE o I POWERI UO s t AWO 3 s ö ruLo TI l4Âl AUTO ON 045 354 7oo sERtEs sYta rc s POWER ON OFF RELAY TU8 IA8LE POWEN I AUIO MNIJÂL oN 0fF M fE 9 X r o 8r iõ oz L INTERCONNECT RED t fE 9 J L swrrcxso ourrets J L ruftrorLE I MLEIS ooð l20v 50160 H ü ...

Page 10: ...sRtEs sYr 3 rfiE ôlô dD NOTE II t 1 2 EI I 5 L 2 iqE Itv 08 4 7 045 375 600 sERtEs sYxæL rc s LEFl I AIN INPUT LEFT OilD 0No oÈ FROW JUMPER ôv tEv ñ F m sò RE8 o45 3gB lx tæ RtEs s tx ol torr r3 13 3Í 5Í PHONO PREAMP POWER GUARD I AMP o45 372 õoo sERtEs sYtBoL rc s Ä t åc f F I F ü Ls vE I q E 0No Á t vac 0l ...

Page 11: ...NPUT 045 373 loo sEñtE8 SYI8oL M 5 sEilf r r INDICATOR o45 371 400 SER ES tpOL ttds SUP Y l 2 2 t z F I È PUSHBUTTOT SWITCH o45 447 tÈ 9OO SER S SYl 8e rc S cflo OUT OT u0 ts RIGHf ÌAPE I II rcX TOR LEO NOB TOR LÊO æPY LEO 2 COPY LED SPEAffiñ LED f Ë8 t SPEAXER LEO LÉD LEFT LEFT LSt 8t0Hf RlGSt tæT 20w 2 tN RIGHT INPUT 045 373 lOO SERIES SYTæL rcIs ot0 ...

Page 12: ... OP AMP PHONO AMP FEEDBACK EOUALIZATION NETW MODE tTc FEEDBACK EQUALIZATION NETW U LJ L o U ô z É o z o u è F SU PER TRACKING VOLUME CONTROL PHONO AMP HIGH LEVEL OP AMP e O L t u r t SWITCH MANUAL TURNTABLE OUTLETS 48V POWER SUPPLY l8v POWER SUPPLY IN RUSH CUR R ENT LIMITER AUTO TURN ON CIRCUIT RELAY POWER TRANSFORMER 48V POWER SUPPLY l8v POWER SUPPLY POWER SWITCH GAIN 20d B LOUDNESS COMP FEEDBACK...

Page 13: ... AMP PRE DRIVER POWER GUARD ELECTRON IC ATTENUATOR R GUARD POWER GUARD LAMP SEQUENCER ELECTRON IC ATTENUATOR POWER GUARD AMP INPUT AMP INPUT PREAMP OUTPUT PREAMP OUTPUT BALANCE CONTROL CURRENT MIRROR FILTER OP AMP I FFERE AMP PRE DRIVER SUBSONIC FILTER FEEDBACK FEEDBACK PROGRAM EQUALIZER FEEDBACK J c GAIN 0d B J ...

Page 14: ...ADPHONE PROTECTOR RE AY POWER CONTROLLER CLASS AB OUTPUT SENTRY MONITOR CURRENT LIMITER THERMAL swrTcH TURN ON DELAY AND SPEAKER PROTECTION SENTRY MONITOR CURRENT IIMITER SPEAKER SWITCHING POWER CONTROLLER CLASS AB OUTPUT PROTECTOR RELAY BLOCK DIAGRAM ...

Page 15: ...e Mo_nitors Out Volume control Min Tape l 2 Out Balance control Middle Tape 2 l Out Tone control s Flat I nput selector Phono 2 I To ad signa 3A I ì s N BXl00l to 8X2990 pushbutton swi tch just output stage bias operate the ltlA6200 at 120 volts line input with no input l Measure the AC line input_power gpproxlmately 40 watts or current approximately The bias potentiometers R85l and R852 are locat...

Page 16: ... INPUT TERMINAL PC BOARD 045 373 c R30 R 6 TUNER æT lux I ouT TUNER IN c o2 2 tF ilP TUNER OUI 680 R504 AUX OUT AUX tx AUX IN aux 2 0ur AUX lx AUX 2 ouf Z 2tF 220 X 220 N LEFT INPUT TERMINAL 045 õ73 220 N RIGHT INPUT TERMINAL o45 573 L __J I L __l 680 R5tI 680 R308 INPUT ...

Page 17: ...PREAMP PC BOARD 045 368 ìr le tav PHONO PREAMP 045 568 tcv FNOT INPUT 8 LECTOR SWtfcx FNOT ITPUT SLECTOR swtTcH PffiOÚ TO INPUT SLECTOR SWITCTI PffiOM Ftø I r5 l r F l 5 l t rs R IAA tc þt f ñd otú ilP 220 RIAÂ tctoz ATP otó R08 øt F ro PREAMP RIÙT PAONO ...

Page 18: ...2V LEFÏ LITIY POWER GUARD LAMP o45 372 t INDICATOR o45 37t 1 Ar Ar 1 MAó2OO LEFT lonxAL RIOHI TORT L l5 5 V C 0x0 È a 5 z I E I U z t L A lr 1 DSa0 os l J INDICATORS ...

Page 19: ...o o tl o Þ J AUTO ON PC BOARD o45 3 54 uto r tu L MAó2OO c iEL Y o rttu L ütofî i70z eg 2 tl o F o o o ÎURX TASLE toIi AC I POWEi Ot OF7 AUTO ON ...

Page 20: ...MAó2OO I z 5 4 5 6 7 POWER GUARD LAMP PC BOARD o45 372 98 6 INDICATOR PC BOARD o45 37r 1234567 J I 3 4 5 6 7 t 0s408 o o DS 0s406 o o ...

Page 21: ...F I o o o o I H H o N o o TONE LOUDNESS BALANCE PC BOARD o45 375 I o rt o o o o ç ...

Page 22: ...MAó2OO c203 o202 020t ffi c204 POIVER SUPPLY PC BOARD o45 369 o o c203 ...

Page 23: ...REOULAlOR 8V 0v RE6ULAIOR o20t R20l v tN 3 3V C 48V tN tzv ouT o 9 ffiXAL LAMP LED REOULAÌM LEFT PROT CfOF FIGHI PsolEClOß nPUt O Affi POWER SUPPLY o45 369 _ outcK ruRN OTF FROX SPEAKER RELAY l_ __l T I I Ëh ÈÈ o5 R207 Ltfll LAMP fia I 0 020 tunil il DELAY È o o OWER SUPPTY ...

Page 24: ...MAó2OO B FILTER lcæ5 a SHr c FILlER tc 601 8 IO H c i6lr cæ Af FROH CONfROL LEFf ratil LEFÍ ONO Refi n6öe ra I I I I I I släl ti I I I I ö6 R660 É È q ...

Page 25: ...604 A lõO Hr FILlÊR tc æ4 I 5O Hr FILfER c606 a 600 Ht FILTER tc606 À lõæ Ht 47 I I R635 NORMÁL ORIVER FILfEN tc 60ð 8 ðOOHr FILTER c608 I l50OHr si tso ÉEÈ 9R9 t _ ilmrÂL 9 o t E _i _t j TONE LOUDNESS BALANCE o45 375 ...

Page 26: ... d t i I I iI I t i I i I li ll ll il lt tl rl it ii ii l i l i c I I I i i R66 LEFf 220 F TP I I I I l I I I I I I I I Fh sl il T I I I I c6t Þ I t v t0v 3 laSv ñffi I FILlER tc60e FILfER tc607 a lOlat lv O kHr FI LfER tc607 ð FILfER tc608 T0NE L0UD BAL ...

Page 27: ...MAó2OO roTE ro R850 o N o e RIGHT CHANNEL DRIVER 045398 T I o N É l I a r I NOTE IO ...

Page 28: ...TOP BOTTOM o3 RIGHI CHANNEL LEFT CHANNEL TOP REAR LOCATION OF TRANSISTORS NOT ON PC BOARDS loP 801 tot 3 0 ...

Page 29: ... Pí si rl Ræ fO RIGHÎ HEDäONE I TO RICHÍ HEADMNE TO LEFÎ HADPþNE rc LEFT HEAMOI rc LEFT ilER Fffi PdE LEO SPPLY LEO INOICAIOR SPEAXER LED INDICAÍOF SPEAXEi 2 L SEAX4 3 Ç ri 40ó ö FFOÍ au10 il PC URO TÏ ii 4 LEO fo atrO to c Îfi PC i ...

Page 30: ...SL CTOR S I H sEEs ä q iEi LEfT TAPE I Of RIGHT TæE IÚ LEFT TË2U LEF TAPE I IN RIGHf wE 2m RIGHT Ì PE I tfl o o H s s 8 u 2 LEFT TAPE IN RIGHT TpE 2 ri RIGtrT PW FrcT ITPUT SELECM S I LEFT OWPfr RI6AT dfPUI rc ruE S 2 1 c gt oE àl r ro èz ìrn c L eË 2zz oão o o LL o ...

Page 31: ...MAó2OO l orE to RIGHT CHANNEL DRIVER 045398 NOTE IO RStO T I o N o É l I o r ...

Page 32: ...MAó2OC t cl uDto lllill D RIEHI POWIR AIP o Ê auDlo lIPrJt 1o RtoltT Þowti ArP L j 14 caoa OIFFEREiIfIÂL ATP É IOXF c00a o 37 9 ...

Page 33: ...8 ah c840 o822 NECAIIVE MIVER ñü SETSE L802 rcstftvE CURRENT I G o8t4 DB I6 o POStftvE mtvE LITIIEñ o o o t8 o POS ïVE I onrv n T t3 1 MAó2OO o4 Âuoto out POStTIVE ÙTPUI oö NEOATIVE OUfPUT oNo tsv II I lco tME IO I I ___J t 8 Í 270K RIGHT CHANNEL DRIVER 045 398 9 I R3 A c8 t8 RIGHT CHANNEL DRIVER _l ...

Page 34: ...PEAKER SPEAKER 2 SPEAKER TAPE PUSHBUTTON PC BOARD o45 447 ìtoNtToR 2 TAPE COPY 2 t 3 TAPE CÛPY l 2 TAP TAPE x NllOR I TAPE MONITOR z ç sPEAKER sPEAKER SeEAKER powEn i t 2 3 3 o ø q c H R902 R90t oo R904 I MONITOR I COPY t 2 ...

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