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Heathkit AA-15, Assembly Manual

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Heathkit AA-15 Assembly Manual Download Page 18

Summary of Contents for AA-15

Page 1: ...595 1196 01 1 19 69 to 1968 ompany rights mtrved MODEL AA 1S SOLID STATE STEREO AMPLIFIER t U HEATHKIT ft E 2 0O ...

Page 2: ...13I OUN31Od aoiiovavo OllAlOaiO313 n s M0dHV 3H0D 1 I I ul 03a3aMOd 1 3iavisnray i 01 1N3 3AOKN I I 3dOO dO NOI1O3 41 i I _Ul C I W irikll 3or gina N03N 3aoo aiavisnrav viovr ONOHd a MOd viovr 3N0Hd 1100 aoionaNi OVld3D OOO1 1IMS ISdS ivisiao OiaiO313OZ3ld xavio H01I d NI9 OHdOdOI dOOl Vd3N3O VNN31NV 11 111 H1HV3 aNnoao sissvho saoionciNoo rra i i mki O31O3NNO a3an3iHSa3J 3NN00 ion ...

Page 3: ...HEATH COMPANY BENTON HARBOR MICHIGAN 49O2 2 SOLID STATE STEREO AMPLIFIER MODEL AA 15 of the Assembly and Operation ...

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Page 5: ...t off the DC supply voltage should the out put transistors in either channel become too hot These circuit breakers close automatically when the temperature of the output transistors returns to normal A back lighted dial a die cast front panel and a walnut cabinet optional give the Amplifier an impressive appearance that matches its high performance Individual input Level controls which only need t...

Page 6: ... sjJEd aqj jje os suoijoas ojui papiAtp st iettuejm sjq jo jJEd AjqtuassE aq s jEd jo a3E OEd jeje das e saqojEiu jsiq sjjecJ qo a 9TJTl iuv jo uoijoas jEq joj suoijonjjsui Ajqiuassv g dajgpuE jsiq sjJE sutejuoo uoijoas atutj auiES aqj je e je jo jttoA uo jno pEajds uojjEJado Ajjttej asnEO jo sjuauoduioo Seuiep pjnoo jEqj sjjttej jaqjo jo sjtitojto jjoqs JTEdajpire ajEOOjnoA djaq t 9qj jo uojjEJad...

Page 7: ...at part is called for in a step The Amplifier packaging consists of the large shipping carton which contains smaller pack ages and a number of loose parts Some of the smaller packages have numbers 1 through 5 stamped on them 1 2 etc After these numbered packages have been removed from the large carton the remaining parts in the carton will be part of package 5 You will be directed to open each of ...

Page 8: ...ir nviaoioid siavd ...

Page 9: ... kft red red orange 390 ft orange white brown 2 2 2 2 2 2 5 Low Noise 120 kft brown red yellow 12 kft brown red orange 4700 ft yellow violet red 2700 ft red violet red 100 ft brown black brown DESCRIPTION 1 2 2 2 2 4 33 4 32 4 40 4 24 4 23 2 4 12 1 2 Watt 1 121 1 109 1 16 1 13 Dl 3 1 2 Watt RESISTORS Per Kit PARTS No PART its envelope after it is identified until that part is called for in a step ...

Page 10: ...uxjapxog puB Sui uno s JB P og xinojt3 am pBaj ox ajns aq AxquiassB pjBoq xtnajto am XJms noA ajojag m asi AJamo pa ajxp ssa un 2 x asn 9poo jojoo pu e o O u am Aq no paxi eo aq jo d ui J9ahs ostp 9d pire rf jo 9m uo uaqj I I I opig ui uM oqs sb jaijixduiBajd ouoqd am pjBoq xi ...

Page 11: ...e foil CONTINUE Solder all leads to the foil side of the circuit board Do not fill the unused holes with solder After soldering clip off the ex cess lead lengths 120 kfl brown red yellow 12 kn brown red orange 22 kn 5 red red orange low iise y 100 n brown black brown r 470 kn 5 yellow violet yellow low noise kn 5 red yellow orange low noise 7 390 kn 5 orange white y flow low noise 2 00 n red viole...

Page 12: ...now uaq v axON 0N3 i 3 AlllSOd ri 001 A 01 ooee art eeoo 0016 art 1600 ri 001 A 0 ri pBai ssaoxa aq jjo no pub noj a 0 spBai v apios art 00T A 01 ooee a seoo 00T6 a 1 1600 gg o ZV pauo tsod aJB spua aAijisod am aans a Biu o sjo iOBdBO 3aij am loaqoaH pB9i ssaaxa aq jjo jno Pub noj aq 0 spBai hb aapios s i ivraoxoid ox aaaoo ...

Page 13: ...17 135 at Q2R Transistor 2N5232A Part 417 91 at Q1L Transistor 2N5232A Part 417 91 at Q1R NOTE Install the transistors in the following manner as shown First line up the flat on the transistor with the outline of the flat on the circuit board Then insert the transistor leads into their correct holes which are indicated by C B and E Posi tion the transistor 1 4 above the circuit board Then solder e...

Page 14: ... j T HLHPrm a nviaoioid siavd aavoa xinoaio Aiddns aa wod TD l o o ...

Page 15: ...e black 330 2 5 watt ITEMS FROM PACK 5 NSISTORS CONNECTOR PINS DIODES DESCRIPTION PARTS Per Kit DESCRIPTION PARTS Per Kit RESISTORS 1 2 Watt 1 1 49 1 66 1 11 1 109 1 65 Other Resistors 2 1 57 1 1 3 1 25 21 4 3 19 51 CAPACITORS 5 27 602 6 25 1461 7 25 172i 25 1731 Any part that is packaged in an individual en velope with a part number on it should be placed back in its envelope after it is identifi...

Page 16: ...ns oj sapoxp jq3xa aqj sjojoauuoo pjBoq jna jou oa 31ON sqjSuaj pBaj ssaoxa aqj jjo jno puB jxoj aqj oj spBaj jjb aapps UAVoqs qo a jp jno puB ipj aqj oj pBaj qoBa japps pjBoq jxnojp aqj iuojj T jojsisubjj aqj uoxj 3 Pu 9 O Aq pajBOipux 3JB qoxq A sapq joajjoo Jiaqj ojux spBai jojsxsubjj aqj jjasux pjBoq jxnojxo aqj uo aoBds aqj qjx A spBaj jojsxsubjj aqj uaa Ajaq aoBds apiAi aqj dn auxq spEai joj...

Page 17: ...SLEEVING 330 fl 5 watt Place a 3 8 length of small sleeving on each lead Then install the resistor solder the lead to the foil and cut off the excess lead lengths f 500 pF electrolytic 100 F 70 V electrolytic pF 30 V electrolytic A 100 NOTE When mounting the electro lytic capacitors in the following steps always match the positive mark on the capacitor with the positive mark on the circuit board C...

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Page 19: ... 270 ft red violet brown 330 ft orange orange brown 1000 ft brown black red 4700 ft yellow violet red 10 kft brown black orange Noise 1800 ft brown gray red 2200 ft red red red 3300 ft orange orange red 33 kft orange orange orange 270 kft red violet yellow 330 kft orange orange yellow 4 3 24 5 3 7 5 Other Resis 3 1 1 1 Zt 1 i i i 5 Low 4 31 4 30 4 26 4 18 4 17 2 4 16 1 2 Watt RESISTORS 1 2 Watt 1 ...

Page 20: ...D 0 osip art X00 U OJq OBxq iiMOjq 001 pjoS xaxoiA A oxxa 0 i O N V Q spireq jo puBq b qxiAi paqjBui si pua apoqiBD aqX uAioqs SB pua apoqpjo aqx uoixisod sdaxs xxau aqx ui sapoip Jauaz aqx Suixunow uaq v axON Va ir y y 1 P A f y i ozaz x 9 X d apoip J3U32 eozaz x boiui J3AXJS art OSS a3ireJO a3uBJO g tf gg paj paj paj g u OOSZ uAiojq xaxoiA paj n OLZ paj OBxq U OJq u 0001 asiou Aox paJ ej3 UAiojq...

Page 21: ...indicated by C B and E Position the tran sistor 1 4 away from the circuit board Then solder each lead to the foil and clip off the excess lead lengths 40409 transistor Part 417 137 at Q204 vi 40410 transistor Part j 417 138 at Q205 HEAT PI HOL LOCATI TAB IMPO THES LEAD NOT ME MAKE SURE PINS ARE HT NOTE Before installing the next two transistors turn them over and check the B andE leads to make sur...

Page 22: ...aqx Japios uaqx io aqx xsuib3b uavop si a3piJ doxs aqx XT saxoq aqx oxui sioxoauuoo aqxqsnd UMoqss x P11 X saxoq ui sioxoauuoo XXBXSUi r 01 B3CM0S 0 30Q J 9 O U y j 9 S O IT NOIS 3M11 SO UAIOIJS SB JOJIOBdBO JO srqj junoj umiBjuEj rf QT L 7 i pauo isod j j spua aAi isod aip ajns j o sjoxtoBd o oip x xis aqx oaqoan p sqx3uax ssaoxa aq jjo no pu aq o sp ai ve Japiog apisB piBoq Xinoito siqx as uaqj ...

Page 23: ...rown black orange 22 k2 red red orange 27 k2 red violet orange 47 k2 yellow violet orange 100 k2 brown black yellow 220 k2 red red yellow 390 k2 orange white yellow CAPACITORS 2 27 70i 27 73t 27 472 27 61 1 4 53 4 14 4 15 4 41 4 18 4 19 4 20 4 54 4 22 4 23 4 25 4 27 4 34 4 29 4 32 RESISTORS 1 2 Watt 5 LoW Noise DESCRIPTION PARTS Per Kit PART No DESCRIPTION PARTS Per Kit PART No PARTS LIST Unpack t...

Page 24: ...yyi pasnjuoo aqjoupjnoqs jj 3jtav paj jns m ptios axp o saajaj aaiA drtsiooq uuaj aqj gxON A19IAI3SSV d31S Aa d31S aqj uo dajs qoiea ajaidtuoo uaqx 3utavb p uotj ui UA oqs se jaquinu jJBd aqj qjiM jinoaio aaijiidiu aad xoajuoo aqj uotjtso j aq oj pxeoq jtnono aqj jo 8JB aqj s woqs iBuojoi qoi a jo doj aqj ye Sui Jtp uoijeoijrjuapi aqx auitj e ye pajquiass si poq jinojio aqj jo uoijjod e Ajuo 3X0M ...

Page 25: ...ads to the foil and dA off the excess lead lengths O O A o o o PART NUMBER IDENTIFICATION DRAWING 1500 12 brown green red 6lO 12 red violet brown 1500 12 brown green red red violet orange 27 cl2 red violet orange I 390 k 2 orange white yellow v 390 k 2 orange white yellow solder all leads to the foil and it off the excess lead lengths 3900 12 orange white red r 3900 12 orange white red 1 100 k 2 b...

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Page 27: ... all leads to the foil and cut off the excess lead lengths 10 kfl brown black orange brown black orange y 10 k brown black orange i 10 kD brown black orange kD brown black orange Solder all leads to the foil and cut off the excess lead lengths y 1000 n brown black red 47 k yellow violet orange 47 k yellow violet orange m 500 brown green red 1 000 Q brown black red O O I O O PART NUMBER IDENTIFICAT...

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Page 29: ...160 transistors Part 417 218 a the following locations IDENTIFICATIO DRAWING NOTE Install the transistors in the following manner as shown First line up the flat of the transistor with the outline of the flat on the circuit board Then insert the transistor leads into their correct holes which are indicated by C B and E Posi tion the transistors 1 4 away from the circuit board Then solder each lead...

Page 30: ...toj aqx ox sp ax he aapjog oxxAxouxoaxa rl 00S oxxAxouxoaxa a7 OX oxxAxouxoap Ti OX oxxAxoaxoaia a OX oxxAxo xoata ri 01 sqxSuax p ax ssaoxa aqx jjo xtxo puE xxoj aqx ox spEax II aapxog I d 2200 eiAx rl 2200 A 0E oxxAxoaxoaia an 001 A 01 oxxAxoaxoaxa a1 001 A 0X oxxAxouxoaia ri oOX sqxSuax pEa ssaaxa aqx jjo xno puE xoj aqx ox spEax e aapxog Xoauuoopauoixxsoda E spua aAixisod aqx a xns aipui ox sj...

Page 31: ...ds to the foil and cut off the excess lead lengths iF electrolytic A 10 iF electrolytic 47 iF Mylar iF Mylar Mylar 10 iF electrolytic I electrolytic Solder all leads to the foil and cut off the excess lead lengths 10 pF electrolytic yt7 iF Mylar electrolytic 10 047 ii F Mylar 047 pF Mylar A 0 iF electrolytic 10 iF electrolytic START Page 31 ...

Page 32: ... asaq axpuBg sxoa uoa ajn Biuitu ua jb j ui UAioqs sb aAO puBoq aq uan pjBoq inoJTO aq o ad s jEqs xoa uoo aq daa xiT 9 xdraa aqx a BXdaia aq qSnoaq 3u pnA ojd s jBqs aq q tAV pjtBoq inoaio aq uo sxoa uoo qSta aq xi sui pub v8 IT aa J Q paujn si pjBoq aq uaqM no Sutx bj iuojj sxoj uoo aq daa i IITAV stqx a d UT U oqs sb sxoa uoo jo sa oj oav aq uaaM aq no AxsnotAaad sba Bq pjBoqpjBO jo aoaid aq ao...

Page 33: ...r the rotary switch at the location lettered WIRE Solder both con nections Connect a 3 1 2 black hookup wire from lug 4 of 25 k control 12 77 S l to hole A of the circuit board S l 4 5 6 7 Vi Detail 4 8C Refer to Detail 4 8C for the following steps Position the control preamplifier circuit board so that switch 63 479 is positioned as shown in Detail 4 8C Mount the switch shaft assembly on the boar...

Page 34: ... IHOlOld 30 IS 3103 a v S8V1 8301OS S8V1 2 TZ 01 ONIiNOOW SlOdlNOO 3aniviNiw ...

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Page 38: ... fZ 9Xoq oj aJiA uaajS ajiq v X S Z 9Xoq oj aJT iq U X S 9 9Xoq oj aaiAV X S 9X 9ioq oj aaiA BJ 9 pBai piaiqs aqj pajIBO aq hi p aj SuiuiBiuaa aqj ajiqM p aj jauui aqj paxjBO aq nx P 9j pajBinsui aqx I iJauiremSuiMonojaqjuipaijijuapi aq sAbmjb him aXON X S S oj ajqBO T S iX aqj jo pBaj aauuj oj X S S 9ioq oj pBai pjaiqg i g ajoq oj ajqBO pa JBra paa aqj jo pBaj jauuj T S S 9Pq oj pBai piaxqs I S 9...

Page 39: ...itch white Rocker switch black Thermal switch 470 SI 1 watt yellow violet 10 60 31 brown 001 F disc capacitor 02 juF disc capacitor 4000 fxF electrolytic capacitor 8000 jLtF electrolytic capacitor 8 8 juH choke Power transformer 60 32 11 65 21 SWITCHES CONROLS ME 1 1 1 1 2 21 14 21 31 3 25 156 25 171 4 45 59 54 181 RESISTOR CAPACITORS CHOKES TRANSFORMEj DESCRIPTION PARTS Per Kit PART No DESCRIPTIO...

Page 40: ...q 9 tav a jtm drupoq drupoq 90X 902 28 8X 68 Suxpxatqs PJOO 9UTT 6 692 8 6 X 92 L 2 292 98 8 2 092 98 29 092 X S 99 092 68 9 92 2 092 68 092 XX 862 092 291 092 SXO 2 292 8 292 2 11 092 9X 2 892 9 22 292 X9 1 692 09 09 892 6X 8X 092 89 9JDMPJDH 8 2 X 92 99 x 8 X x 28 x xnu X M 9J0S 8 8 X X 9J0S X X Siq 2 aapinoqs Jaqtg jnupaads 29 9 jap os 9 8 E x 9 BJjxa x jaqsBA poj g jnuquinqj 28 9 BJ xa x jnu 2...

Page 41: ...8 x apq iiZ auooinsJh uoijeoijijuapi iojjuo ON xavd NOIXdIHDSaa SXHVd A19 M3SSV 3NVd INOdd 69 202 88 02 202 28 62 8 902 18 89 202 08 SISSVHO 08S 902 6L T29 OOI 82 689 902 L2 202 001 92 99 9 9L 99 9 H 99 2 02 06 689 001 68 82 912 88 22 9X2 2 8 289 902 98 X88 02 98 pued juoa I0JJU03 M opuiM pajujx jaoddns jauijojsuea aseq stsseq uoade jja uoJde pxatqs uojde jea sia jojoaxjaj jqSiq osxp jojeoipux dur...

Page 42: ...n your work surface with the flange positioned up as shown Then mount a 40411 transistor a mica insulator and a transis tor socket on each heat sink Use 6 32 x 1 2 screws Bend the lugs of the transistor sockets at a 45 degree angle as shown Set the completed heat sinks aside tempor arily 7 NOTE Four transistors will be mounted on the heat sinks with insulators and sockets in the fol lowing steps A...

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Page 45: ...8C 9 nviaoioid dVd NIS 1V3H 3OMV13 13 OOS i yoisiSNvai LJ V3IW aoisisnvmi HPOf M3 0S Id ...

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Page 49: ...uoijisod jb jnu 0P p B PUB J qs qooj f b MaJas a8 g x Q b asj quis JBaq aqj uo qajiMS jBuuaqj b junoj jojsisubjj aqj pjBMOj pajuiod si jooj Suijunoui aqj os dujs puiuiiaj aqj uoijisoj jnu 0P P B PUB sJaqsBMqaoj aqj uo dujs puiuuaj ajnjBiunu Snj g b junoj Sn sajoq aqj ojui sapoq aqj uoijisod uaq jbijojoij uo j SuiMBjp jasui ui UMoqs sb ajB sjop aqj os uiaqj uoijisod sapoq aqj SuiqBjsut auo jBau jop...

Page 50: ... uaqx i g b q tAV va V 9 gg 9 pire o aajag x Noadv avaa JO 3QISNI 3H ve g i jub qonox xou P aqx s sxnoxno uoadB aqx ui sxa oos aqx aaxuao sm 3 ios aqx g XBTaoxoig ui u oqs sb aqx uoTxxsod ox aans ag 8 8 x O t T 39 P aa saxxquiassB asaqx Xunoj diaxs xa aos ouoqd qoBa uo JoxBxnsui xa5ioosouoqdBaoBxdpuBgg g XT aao aaj3H dia s ae g n oe g M ...

Page 51: ...xsui ox 9a pire aa aa suoi oox e sxa oos v ll xsuj as 9 Srq puag ui UA oqs S x Snx uoi iso j apioqasnj qx q i panddns nu pire aqs BM oox aaqs M jaqqna qx 9sq na X aapioq asnj aq NO dV dV3d 30 aaiSNi iflN U3HSVW IOO3 I H3HSVM aac ae s ii ...

Page 52: ...a jaq aa jo sn 8 pub x g X sSnx uaa jaq aaiA U8 8 X Iff sdajs Sutavoxjoj aqj ux a P sdjjjs ja oos ouoqd oj saaiA asaqj aa jo 8 8 X aa aa jo sn 6 P Z S L sSnx uaa Ajaq aat U8 8 X aa jo uaaA jaq aatM U8 8 X sn a jo 8 X X XX Srq oj sn aa JO XX SN XX P Z S 6 loo Da Jo SN 8 P X S X s3rq uaaMjaq a iM U8 8 X oa jo SN S P Z S sSrq uaa Ajaq aai U8 8 X SN 6 P Z S L snl X S va nX Japxos oj pBaj aqjo aqj g s ...

Page 53: ...11 16 long spacers atCB CC and CD with 6 32 x 3 8 screws D OF ULATOR AND INSERT IT IN HOLE B PULL SQUEEZED END INTO HOLE UNTI L INSULATOR SEATS PROPERLY 4 LUG TERMINAL STRIP i 6 LOCKWASHER TOP OF CHASSIS 8 SCREW Install rubber grommets in holes CA and GET CA is located in front of the chassis Install jiylon insulators atholesCG CH CJ CK CP and CR from the bottom of the chas sis Use a pair of plier...

Page 54: ... gATXTSod ao xop gqx os aoxiOBdBO gqx uanx ugqx q OTguxuAvoqs SBduiBXO9qxtuojj x gqx jo pug gqj uoixTSOg duiBjo gqx agpun d 000 OOOf Pu duiBXO gqxo gqx xunoat sxnu gqx Xou oa lOXP BdBO jgqxo gqx jo pug gqx qxpv ugAggqpxnoqs aoxiOBdBogqxjopug siqx osxv sb si Snx pg jBui gqx os aoxpi3dBO gqx 0009 ox JOJ9H puB duiBio SuTxunoui JoxiOBdBO gqx gq joj a S gunx siqx s 9Jos gqx Xou oa s nu 28 9 PUB sjgqsBA...

Page 55: ...chassis spacers CX and CYwith 6 32 x 3 8 screws r Fasten the left and right aprons to the rear apron with six 6 x 1 4 sheet metal screws Refer to Pictorial 5 5 fold out from Page 38 for the following steps Position thechassis and left apron as shown Thenfasten the left apron to the chassis withfour 6 x 1 4 sheet metal screws Refer to Detail 5 4F for the following steps Push the 8000 F capacitor in...

Page 56: ...j ajjM pub aai pxios JiOBja papuBajs jo Snx oj V9 S M tuiaaj jo g Snj oj stssBqo aqj Sinqonoj aaB spuBajs aqj jo auou aans aj Biu oj Qa djjjs x ujtu aj jo sSnj aqj oj pajoau uod aaaAv jBqj s jiav aqj jo xi J oaqo avo i r qa a jb sa tA aqj AxqtuassB aqj pjojun ZLl tZW uiassB axqBO jaijixduiB aaAvod aqj ajBoo aqj ut STSS qo aqj uo Ajquiass e ajq o aqj sissBqa aqj uosuOTjTsodjoaaaoo Jtaqjut sjno ajq ...

Page 57: ... l Gray wire to hole 9 S l A Brown wire to hole 4 S l White black stranded wire to hole 8 S l slack wire to hole 12 S l 0 Blue wire to hole 11 S l A ellow wire to hole 6 S l Orange wire to hole 5 S l A Red wire to hole 2 S l Green wire to hole 3 S l Breakout 1 Brown stranded wire to hole 7 S l Gray wire to hole 13 S l Connect the wires from the cable assembly to the left channel power amplifier ci...

Page 58: ...s jxau aqj ut sb sjojoauuoo pJtBoq aqj oj aji b Suijoauuoo uaq aapjos oj X S P i oq jino odjjaxaqj jo f x Ojoauuoo uiojj a i papuBJjs JioBjq 2 X 8 joauuoo Japps o x s aq jo 7 Jcqoauuoo moaio uiojj aaiM papuB ID aq uo spaBoq aq ua SBj uaq passttu uaaq aABq qiui Bq suo oauuoo Aub japps pub spjBoq noaioqpqjo apxsiTOj aq padsm a9 S n J3Q UI UM oqs sb s jim aqj ajnog r S S 99 S I ID13 l A 0 g 9 ...

Page 59: ...e chassis as shown Make sure the transistor is bent out from underneath the circuit board Connect the remaining wires from breakout 5 to the power supply circuit board in the following stens Violet wire to hole 15 S l Brown wire to hole 4 S l Red wire to connector 11 S l White red wire to connector 12 S l Connect the white gray green wire from breakout 8 to connector 14 S l The free ends of the tw...

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Page 63: ... S 33 JOjiOBdBa jo z nI T SN S3 dijjs j uiui jaj jo x rq uiojj a oqa h 8 8 ub jaauuoo 3jBau asaqj ajnoy sdajs Sutavohoj oqj ut AjqiuassB jo g jno Bajq uicij sa iM aqj 8 S S3 i jo f Srq oj a jiai papuBjjs uaa jS pub a tAi anja 8 S S3 jjjs X UTutaaj jo x uj oj aaiM papuBJjs uaaaS ajjqM puB a iAV arqq ajxq f T S aojjoBdBO jo x rq oj aaiM aSuBJO ajii w pajaauuoa aq iijai a iM uaauS B S ajiqM aq T S ND...

Page 64: ...at may be lodged in the wiring Install this heat sink over the two screws Make sure the wires are positioned between the heat sinks as shown in Detail 5 8A and then make the following precautionary checks Make sure the lugs of transistor HC do not touch the lugs of transistor HC do not touch the lugs of transistor HA Also make sure the wires which are connected to the terminal strip on the heat si...

Page 65: ...stssBqo aqx u n sdajs Suia oxxoj aqx ui pxEoq xnoato aad ouoqd aqx ox saoxsisaj puB sajiAV aqx T S aa I s x os ouoqd Snj oj pBaj siqx x39uuoo uaqx p tBoq jatjTXduiBaad ouoqd aqx jog ajoq oj pajoauuoo si qoiqA aoxstsaa aqx jo pua aa j aqx uo Sui Aaajs x uia xx uis jo qxSuaj ki b aoBXd T S DH TJ s xa pos ouoqd jo o pBax siqx x3 110 U9q aaijixduiBa d ouoqd aqx jo x 3Xoq si qoiqAv joxsisaj aqx jo pua ...

Page 66: ...s at this end of the cable assembly along the left apron and down through the chassis opening They will be connected later Proceed to the top of the right hand column White brown wire to hole 4 S l Locate the spiral shielding and large sleev ing Then prepare two cable assemblies as shown in Detail 5 9B Repeat steps A B C and D twice once for the solid color wires d once for the striped color wires...

Page 67: ... uoadB jjaj aqj aaAO saatM jojoo padt js aqj pj A y I S D3 Jo f 3ni oj I S Da JO 9 til oj I S Da Jo 8 Sn oj ajt I S Da jo 01 Sn oj aji sdajs SujA onoj aqj ui g ja oos o ajq a aqj luojj saatAv aojoo pgos a sdajs utmoijoj aqj va gg ja aos oj aqj uio j saatM jojoo padiajs aqj ir iiiM r iiiA r I S H P Z I S 9S JO ni oj aaxM I S S3 JO 9 I S aa JO 8 Snl OJ I S aa jo 01 Sni oj sal s gg di js ja aos ouoqd...

Page 68: ...n the board so the edge rests on top of the chassis and the large control shafts rest on your work surface This is a convenient position for the board when connecting the following wiring e wires from grommetCA along the right apron Ref r to Detail 5 10A for the following steps Position the chassis with the front oward ias shown the wires from the two cable assem blies t ck out of the way Detail 5...

Page 69: ...m I S f 9IM o I S 8 9IM ox a jim uMojg sdaxs uimoxxoj aqx ui pj oq Xinojio jaijixdureajd xojxuoo aqx ox aqx uiojj s jim Jopo pips aqx I S SI 3ioq ox aji pxoiA a iq L I S ZI 3ioq ox aaiAv arqq axiqM I S 6 3Pq ox aaiM aSu Jo axiq I S H io ox 1 AVOXXQ axT AV IS II 9Iq ox aJi I S 01 9ioq ox aaiAV 9m J D 9IM ox durep o s xd aqx Suiuioo ajiM dnqooq qo p aqx pj Eoq xinojia aqx jo apis Xioj aqx uiojj spua...

Page 70: ...ith the beveled corners as shown Carefully inspect the foil side of the circuit board for any solder bridges between foils or unsoldered connections Solder any con nections that might have been missed Mount the circuit board to the three chassis spacers as follows Line up the three circuit board holes with the three spacers Then carefully push the board against the spacers while folding the wires ...

Page 71: ...iojj ja oBjq qojiAvs aqj aAOiuaj gnjajBO a ajiA dn Suta ohoj aqj ajBdajg a sdajs Suimoijoj aqj joj jj g ibtjojoi oj sdajs Suiavoiioj aqj ut sqoBf auoqd puB sa qojiA s Ja ooj aqj oj s jiav dn ooq UAVoqs sb jaj oBjq qoji S Ja ooj aqj uoijiso SN 8 jo i 3ni oj t g vjo I Sni uiojj jiav 1 SN H tlz SN jo g Snj oj j g f jo 2n uiojj g jo z rq oj T g v J Z Snl SN H JO z Sni oj i s jogSnj uiojj jiav aqj joau...

Page 72: ...1 of E S l The brown wire will be connected later NOTE Where a wire passes through a connection and then goes to another point as in the next step it will count as two wires in the solder in structions S 2 one entering and one leavingthe connection White gray wire to lug 1 of phone jack B ray wire to lug 2 of phone jack B S 2 iite S 2 Connect a 1 3 8 black stranded wire from lug 3 of switch D S l ...

Page 73: ... sdap Sut oipj aq joj pg piaopi M L I S d JO 9 nI I S d Jo Z SnI OJ 9 T I S i P S ni o a i A o i y I S jo I Sni oi 9 TAV pali L I S di M uaaj 5 I S 9 jo 9 I S 9 JO I Sni oi I S 9 JO Sni oi I S d jo g I S O jo g Sni o I S O JO 9 Sni o aai I S O JO Z SnI OJ 21 S IViaOlOld ...

Page 74: ...cable to lug 6 of H S l fvfGreen marked cable to lug 3 of H S l The white blue wire will be connected later Refer to Pictorial 5 13 for the following steps r White gray wire to lug 4 of H S l Gray wire to lug 1 of H S l f Yellow marked cable to lug 5 of H S 2 Page 61 ...

Page 75: ...qx ox pub sxnu gg 8 pub 8 qxT a iO aq aqx uo j3ui iojsub ix uaxsB3 Sujxunoui jauiaojsuBJxaqxoxuo puB spBaj aqx jaAosisSBqo aqxaOBjduaqj gx X Q U Q ux uA oqs sb xno Suxuioo spBaj aqx ixjtav aoBjJns jOA JnoA uo jauuojsuBJx JaAvod aqx aoBjg ax BauB apiAOJdpu siss qo aqx aqx uoixxsod ox aais a XT a tu siqj spBax anxq oavx aqx pu sp ax paj om x aqx aaqxaSox Suixstavx q sp ax jauiaoj jo sji d paxsiA x o...

Page 76: ...cuit board to the nylon insula tor with two 6 32 x 3 4 self tapping screws Do not overtighten the screws W U Route the control preamplifier cable assem bly against the bend in the chassis under the circuit board White blue wire to hole 19 of the power sppply circuit board S l Black wire to solder lug 3 at CT S 3 White orange wire to connector 1 on the ight power amplifier circuit board S l 7 Orang...

Page 77: ... agqjo aqj pu B 9Sbjxoa gujx VA OZI QJ auo oxgq U9atS suoijanajsui Suijia Sbjxoa ujx jo sj s V3HV HHOA NI 3OVX OA 3MI3 3HX HXIM 33HOV XVHX SNOIXOI1HXSNI 3HX A3NO 3SIL uotuuioo 9 joui st VA O Z sgjajunoo OVA 021 sdgjs Sut oxxoj gqj aoj Z S H9 apioq snj jo Snx oj sp 9X aguiJOjsuBJj lO EX pu B iio xq pga gqj agqjgSoj jstmx jo x Sr m fS OH qjoq jo uuo oj sdajs 9qj oj p990OJ f 9pTSB J9S 9q UBO b si 9sn...

Page 78: ...ckwise direction Refer to the in set drawing on Detail 5 14F Install a 1 1 2 ampere fuse in the fuse holder NOTE This fuse is not furnished with the Amplifier 240 VAC Wiring Refer to Detail 5 14F for the following steps Twist together the red black and black transformer leads Connect the red black transformer lead to lug 2 of fuseholder BH S 2 Connect the black transformer lead to lug 1 of socket ...

Page 79: ......

Page 80: ... L joauuoQ sdajs SUT OXXOJ aqj joj qx q xbtjojojcJ oj r u oqs sb pBax qoBa jo pua aqj ut ooq xx s b uijo aaqjaSoj jospuBJjsaqjpxoqojaapxos jo junouiB b xddBpuB spBax aqj jo spua aqj uiojj uotjbx nsuxjo itf i aAouiaj uaqx ljr oj aqj Suijjno Aq sja oos duiBX xts asTA qooxo ji ujnj sja oos aqj ut paj uaqj puB ui duiBX qoBa sduiBX f aAij puB duiBX aqj sjoxs aqj ojut jb duiBX pa x puB g h sja oos aqj s...

Page 81: ......

Page 82: ......

Page 83: ...a jo pua aqj ui 5 ooq xx s b uijo aaqjaSoj jospu ajsaqjpioqojaapxos jo junouiB b Ajdd puB spBaj aqj jo spua aqj uiouj uotj j nsuxjo n i aAOtuaj uaqx Jrl SP I aqj Sujjjno kq sjajxoos duiBi XTS aJBdaa jt ujnj uaqj puB m diuBj qoBa qsn sja oos aqj ut sduiBj f aAtj pu duiBj 6 P J 9qj Il jsuj A r sjojs aqj ojm bm aqj sja oos aqj qsnd n JB duiBi paa J33IDOS aqj jutioj x puB s H d jb sduiBi ff aqj qjiM s...

Page 84: ......

Page 85: ...x g o pi9iqs gq J9I qSnoaqxpggj ox I S f iuojj T S 8 nI qSnoaqxpggj ox A qui9SSB 9iqB0 gqx raoaj gat w u vioaq gqx xoo uo3 A puB X Sutmbjp asui ui iiAioqs sb ucudB pire ao o ijaa gqx uggM gq Srq jgpxos gqx uoixisotf nu gg 9 pire 9 Sni gpios 9 M9aos u8 g x Z B uojcJb qSiJ 9q o p iqs gq ug S V9L S II013Q ...

Page 86: ... of the switch shaft Refer to the inset drawing 2 Place the disc 1 16 from the edge of the light reflector as shown in inset drawing 3 and tighten the setscrew Refer to Pictorial 5 16 and install an 8 32 x 1 4 setscrew in one of the knobs Then in stall the knob on the rotary switch shaft Turn the rotary switch shaft fully counter clockwise Then turn the shaft clockwise two clicks to the Tape posit...

Page 87: ...aqj jjasux A UT Z SuiM Bjp jasui oj puba joj sSuiads jaajs qjoq puaq puB joop aqj uado jou saop ji jj pAb aqj Ijb sasop jt jt aas oj aoop iojjuoo uBtnxnB aqj qoaqo puB punoJB jauBd juojj aqj uunx U jojs pajBOtpux aqj aAO aoBjd ui adBj aqj ssaa acted Suxqa q aqj Abavb pad puB adBj uiboj jo qjSuaj u 8 b jno ui u vioqs sb xauBd juojj aqj jo aSpiJ aqj uo aoBjdui adBj aqj ssajdpuB jadBd Sui oBq aqj Td ...

Page 88: ...of the Pictorial Peel five felt washers from the backing paper center them over the five holes in the control window and press them in place lace the control window inside the front panel opening Refer to Part A of the Pic torial Push the top edge in first and then the bottom edge Refer to Pictorial 5 18 for the following steps NOTE Be careful not to scratch the black sur face on the back side of ...

Page 89: ...pj oqp o aqx aA ax o a ns aq da s Suiavoxxoj aqx Suiuuoj ad ptre xjax aqx xsui S ao xd ut xau d xuojj aq qsnd pire saxoq xau d uojj aq qxt sxjeqs oj uoo aanx iuiui aqxxi n auTI suoadB xuoaj aq 8 E uo axON ui oj aqx qonox i asip uaaaS aqx pa nxxp O ptnxj Sinireaxo paooaj sapis q oq tuo j sqaBtu aSpntus o adi opui pa uxx aqx AVOpUTAV quj qo a ye aanssajd Suj xddu q uTxau daqjqsnd xxnjaxEO uaqx I u d...

Page 90: ......

Page 91: ...adBX 9qj J B st qaBtu SuijBOipui aqj os qouq aqj uoijtso jjBqs qajtAvs jbjoj aqj uo qouq b SAvaaosjas aqj uajqSjJ uoTjisod qooxo o i aqj AxajBuiixoaddB jb st qjBui Sutjbotput aqj os uiaqj uanx sqouq aqj IX jsut uaqx osTAvqooxoaajunoo sjojj uoo anoj SujuTBiuaa aqj jo sjjBqs aqj uanx laired juojj aqj jo aSpa do aqj uo sjojs oa j aqj uiadBjaqjssajduaqx radBd SuijpBq aqj jjo adBj uiboj jo sqjSuaj ugx ...

Page 92: ...l Checkout section NOTE Set aside the four 6 32x3 4 self tapping screws and four 9 16 flat washers they will be used to fasten the Amplifier in the AE 18 Cabinet if one was purchased ial 5 22 and connect the green transformer lead coming from grom met CE to solder lug Z S l Page 75 ...

Page 93: ...9L ...

Page 94: ...CTION 1 Inspection A careful check for obvious assembly errors or visible problems 2 Resistance And Test Lamp Checks These checks make use of an ohmmeter and atest lamp to make sure the power supply and DC voltage distribution circuits are not shorted 3 Hum Injection Tests These tests assure you that all sections of the amplifier are oper ating properly Initial Checkout is divided into the followi...

Page 95: ...xq UAiojq JO sisaj q OOI b jo pBajsui aSuBJO qoBxq UA ojq jojsisaj OX II XSUTO ajduiBxa joj Asb Aj a aq j p imsui jojsisaj jo anjBA inojio auiBS aq ui pa oauuoo s JBd Jaq 0 no ujnq pinoM Bq inojio joqs b dojaAap Ajisb pjnoo i puB uo paujn si jaijijdiuv 9m ja jBpauinjaqAxqBqojdgiAi Suojm si Bq JO iOBdB0 oi Aioj 3aia uy jod aq 0 saoS pBaj aAi isod aq ajns ag siBiJO Oig aq ui UAioqs sb pauoi isod si ...

Page 96: ... the 47 lamp into the socket This will be used in the fol lowing test 1200 2 or higher 1500 2 or higher 5000 2 or higher 2000 2 or higher READING 11 10 8 Positive lug of capacitor CU TEST POINT Connect the negative black ohmmeter test lead to the chassis NOTE The internal wiring of most ohmmeters is such that the positive terminal of the meter bat tery is connected to the positive red test lead an...

Page 97: ...b sjojsisubjx Z pail jsui jjoajjooui jo AjjnBj HiOZb JO lLOZb H90Zb 90Zb sjojsisubjx X pjoo auij aqj 3njdun pub aqj oaqo pub saaiM aqj joauuoosip oj ajBS si ji avo jaAtapAvajos b jo apBjq aqj qjiM jiJBjuauiom aaqjaSoj aojx i l I aqj jo srq om j aqj jaoqs uaqx qj qSnoaqj aSjBqosip oj aqj aioijb u siqx sajnuiui aAij joj jjo pauanj jaTjijduiv aqj aABa y aOHX31A SJOJIOBdBO asaqj aJBqosip oj spoqjaui o...

Page 98: ... POWER switch to the ON position Refer to Figure 1 2 Page 66 for the following tests Perform the following test twice once on the left channel power amplifier circuit board and once on the right channel power amplifier cir cuit board Hold your finger on the metal part of the screwdriver and touch the screwdriver tip to Point 1 on the power amplifier cir cuit board A very faint click should be hear...

Page 99: ... jo qo a qono s aa eads sxauneqo qo a iuojj pa aq aq pinoqs uinq pno lax j y 9q9s ndux XflV XHOIH 9q o uaq pu aqoos ndux XHV aq qonox aq o dx aaAXjpAvaaos aq qono uaqx UI xsod adVX m q T s aoanos 9q is3i o ioa uoo uox xsod aqoos ndux ouoqd qo a qono noA s jaq ads qSxj aq uiojj uaxp pu aaqisads jai aq iuojj pj aq aq p noqs uinq pnoi y oos ndux ONOHd XHOIH aq o uaq pu aqoos ndux ONOHd Xd3T aq o dx a...

Page 100: ... and B of the Pictorial 1 Position the bottom plate with holes A and B as shown NOTE The bottom plate is perforated with ventilation holes However the mounting holes can be identified by their larger di ameter 2 Mount the four plastic feet on the bot tom plate with 6 32 x 3 8 screws 6 lockwashers and 6 32 nuts NOTE Do not use the mounting holes called out in the Pictorial 3 Place the Amplifier on ...

Page 101: ...aq ajns aoiEp SAvaaas x xaaqs i f i x g pxaiqs aq unotu uaqx se pxaiqs axjixduiEaad aqx uoixiso stq no suoT 330iunuiuioo u e ux uo saaqtunu am o aajaa 0 eans ag aaijiXdiuEaad ouoqd am o uo laq i aq ssa id uaqx T9C1BI oi EOTji uapi a tqM pire anxq uioajaadEd Sui oEq aq ea e xaad siq 31IH W III 08 08 ...

Page 102: ...ight remote speaker system However 4 ohm speakers can be used if they are connected as shown in Figure 2 2A Here one 8 ohm speaker is used as a main and TWO 4 ohm speakers as the remote Also for best sound reproduction use speakers of the same impedance for the right and left channels Any speaker with an impedance of 4 ohms to 16 ohms can be used with this Amplifier but do not use two 4 ohm speake...

Page 103: ...qBadsauo josaajATOATj aqj aSuBqojajuj atom sajou ssBq aqj jo ssaupnoj aqj ajou u Aoqs sb saaqBads aqj jo juojj ut pubjs noA sy J s3ais Hioa woad oniwod qnros L woad oniwoo aNnos 3 3H QNV1S asBqd ojm maqj Smjq ni stqj auo jo sajjAv oa j aqj aSuBqoJajuj asBqd jo jno axe s aqBads aqj sapis qjoq uiojj saraoo punos aqj ji asBqd ut jb saaqBads aqj juojj aqj uiojj ljoaaip Suituoo si punos aqj jj og g aan...

Page 104: ...ASS control should be turned up in order to compensate for the low frequency losses when using these cartridges Figure 2 3 SLEEVE LEFT AND RIGHT CHANNEL COMMON WIRES G ANNEL WIRE Correct spacing between speakers depends to some extent upon the listener s position and dis tance from the speakers If the listening position is restricted to one that is relatively close to the speakers some improvement...

Page 105: ...i aun m jamqBO aqj jo uioj joq aqj uo jooj aqj xx jsui uaqj jooj oijSBjd b uiojj adBd SuisiOBq aqj aAouiaa xt ja B 1003 OllSVId saauaoo aajqj jaqjo aqj jauueiu jbijuiis b u sdajs om j jxau g aanSi uo Suta bjp jasut aqj oj aqj jo jaAnox aqj jo qjSuaj aaijua aqj Suojb uoxjisod ojmdijjs uiiJjaqjssajdpuBpuaauo jb jjbjs dojjauxqBoaqjjo jb j aqj jb aaAnoj Sutjbxtj uaA aqj jo aSpa dn pauan aqj uo jauxqBO...

Page 106: ......

Page 107: ...EL OUTPUT OF TAPE RECORDER NOTE OMIT THESE CONNECTIONS IF YOUR TAPE RECORDER DOES NOT HAVE TAPE MONITOR OUTPUT JACKS LEFT CHANNEL RIGHT CHANNEL 240 VAC V A VAC 120 VAC AVAC 50 60 Hz SLOW BLOW35OW MAX 1 o 1 75Q FM ...

Page 108: ...FIGURE 2 1 R OUND IRE 3000 EXTERNAL 750 EXTERNAL ...

Page 109: ...jaMod aqj pue jno o3 IIT duiBi aqx J3 uojjenjuaA juap ijjnsuT jinajp jjoqs peoiJaAO ub oj anp q3iq ooj saiuooaq sjojstsubjj jndjnoaqjpajnjB aduiajaqjji iboi jemojnE jjo jnqs aq him SJaijndtuB jaMod aqj puE jq ji mm duiBi sjqj siuajsAs jaqEads aq iuojj nd no punos jBnba aanpojd o aajnos jeu 3is qosa joj sjojjuoo laAaq h pire T aq sntpv sjaijudiuB jauusqa iqSij puE jaj aq jo s inajp ndui aq O paijdd...

Page 110: ... sjojjuod SSV9 Pue aaaaax aq PUE asuodsaj i auanb ajj jeij e aAEq spuuEqa qjoq uoij tsodno XVia 3 0X aqj ui sqdEjS EJEd aaaaax pe ssva aqj m paqiJOsapsE uoijaunj sjojjuod ssva pue aoaaax a uoujsod a jo aqj m 1V3J 3NO1 s uijjas iojjuoo 1 JE laAaj juajEddE auiEs aqj je saiauanbajj q3jq pus sSuej pim aioi aqj JEaq oj no sajq ua sjqx sjaAaj auirqoA aioi je jeb ueui nq aqj jo aijsiJajaEJEqa JEauijuou a...

Page 111: ...uot b T uaAa BnbapBsajmbaj jaTjnduiy aq Bq pmui ut daa uot b ib sut uio sno jnoA SmuuBid jnoA ut noA suoi ipuoo oxjioads a uodn puadap ia HB o aired am o pj eoq Sui unoiu aq a naas o asn noA poipaui aq a xd uio oq jaxjndiuv ui sapq aq qSnoaq uoxpeTT raA a nbap o no no aq pinoqs pa oq Sm unout aqx iauud aq puxqaq pajinba q dap aq pu no no xau d aq josuoTSuaunpaq SM oqsa mSiij aqx Tau d jo ui uoTp n...

Page 112: ...REPRODUCTION CHART This chart shows the type of audio output you can obtain with different Source and MODE switch settings NOTE The TAPE MON switch must be in the OFF position Refer to Figure 3 1 fold out from Page 90 to learn the proper operation of each of the front panel controls Refer to the Program Re production Chart to see what kind of output you will get with different settings of the Sour...

Page 113: ... sdaxs Sutavoxxoj aqx Suiraaojaad aqx p xojxuoo aiAtmOA sxuauixsnfpB aqx Suijnp xbuSis b qstuanj ox qdBjSouoqd aqx uo xnd aq pxnoqs paooa j oaaaxs y xaJioos XfldNI ONOHd 9 qdBjSouoqd b xoauuoo XQdNI XHdMI XI1V 9lW 9S b uiojj xndxno punos aqx jo aaunx qons spaui Suta oxxoj aq aoj x uSxs b qsiuanj ox pasn aq pxnoqs adBX papaooaa y XIldMI 3dVX 9 pjooaj adBX b aDHQOS st aoanos xbuSts qoBa suox tsod xn...

Page 114: ...n Figure 2 1 fold out from Page 89 CAUTION DO NOT CONNECT A TAPE RE CORDER TO THE AMPLIFIER SPEAKER TER MINALS OR THE LUGS OF YOUR SPEAKERS as some recorder manufacturers recommend or the Amplifier output could become short cir cuited through the common ground of the tape re corder Also many tape recorders place a short circuit across their input terminals while they are not being used The signals...

Page 115: ......

Page 116: ... the Schematic Diagram X Ray Views Page 118 are also provided to help you locate the components and test points This part of the Manual is intended to provide you with information that will help you locate and cor rect any difficulty which might occur in your Am plifier This information is divided into four sections The first section contains suggestions of a general nature in the following areas ...

Page 117: ...joas puB uoijoas Suijsax qouag jo suoijnBoaag aqj pB3J paano jou si XITJS Ajxnoijjip aqj ji NOIJ O3S 0NI1S31 H0N39 Od SN0linV03 d sapoip jo sjojsisubjj ajoui jo auo oj aSBuiBp asnBo oj uibjj o jsouijb si ji juiod Ajddns Sbjioa jo SBiq b jno jjoqs puB ajdurexa joj dijs pjnoqs aqojd aqj ji sjuauiajnsBaui aSB jjoa Sui Btn uaqM punojS oj siBUiuuaj Aub jjoqs jou op noA ajns ag Axjubjsui jojsisubjj b Ao...

Page 118: ...orized Service Center please ship it to the factory at Benton Harbor Michigan and follow the following shipping instructions Prepare a letter in duplicate containing the following information NOTE If the Amplifier is sent back to the Factory for repair do not send the cabinet if one was purchased The cabinet is not necessary for shipping and could be damaged enroute Com plete shipping instructions...

Page 119: ... ou jgijixdiuy nd no x uuBqo XJ3X uioaj suoixbxxj so ougnbgjj qSi xndxno xsuuBqo xqSxa UIOJJ SUOIXBXXJ SO Aougnbgaj qSi Annoujia jo vayv inoJtD xddns J9A 0d Xinoaxo xddns J9 Od qoXT S J9 B9ds inojio xddns J9 0d agijiXduiB J9MOd agijxxduiB J9M0d XX 0 J9 X3UU 3 XJ9X 9TJIXdoiB J9 Od inDJto xauu qo XqSia J9TjixdiuB jg wod Bsnvo anaissod jguiaojsu JX J9Avod xxn x qDXiMS JJO UO J0 P too 9UTX ugdo 2 gsnj...

Page 120: ...r secondary controls on front panel Phono preamplifier Control preamplifier Power supply Spiral shield assemblies 1 Power supply circuit 2 Power amplifier circuit 3 Control preamplifier circuit Power amplifier right channel circuit Power amplifier left channel circuit 1 Power amplifier left channel circuit 2 Control preamplifier left channel circuit 1 Power amplifier right channel circuit 2 Contro...

Page 121: ...jx oij maqog aqj uo s jaquinu uaAa Aq paijijuapi ajB sjinojio jauuBqo jqSiJ aqj ui snoo puB sJojiOBdBO sjojsisaj joj sjaq uinu Suipuodsajjoo aqx oij tuaqog aqj uo sjaq uinu ppoAqpaijijuapiaJBSBaJB asaqj jo qoBa ui sjinojio jauuBqo jjaj aqj ui sjioo puB sjojioBdBO sjojsisaj joj sjaquinu jJBd jinojio aqx sjino jio jaijiidiuy jaM og aqj pub JaijijduiBajd jojj uoo aqj jaijiiduiBaJd ouoqd aqj pasn ajB ...

Page 122: ...ained omit tests number 2 and 3 2 If normal response is not ob tained proceed with the remain ing tests in this chart POSSIBLE CAUSE IF HUM RESPONSE IS NOT NORMAL Medium loud hum Low hum or click Medium loud hum NORMAL HUM RESPONSE Base B of Q201L Q201R Base B of Q203L Q203R Point 1 on either circuit board TEST INJECTION POINT 3 2 1 TEST No 3 Capacitors C205 or C207 open or changed in capacitance ...

Page 123: ...puB pub g sai pjBSaJSip z J IS utod b pauiB qo iTasuodsaj ibiujou ji g g qSnojq sjaqtunu s sa uuojjag AiioajJODUT SuiiBJado aJB H80IO EOIb H Ib T WIb H80Tb 1S0IO Sututb uoo s inoJTO aq pauiB qo ou st asuodsaj ibuijou ji i panB sui ijadojduii jo irvej HI OIO l OIb JOistsubjx S asTA ooiD ja unoo paujn ioj uoo auirqoA Z pa B sui AiJadojduii jo in j H90IO 901b jo stsubjx I A riBj ioa uoo aouBiBa pan i...

Page 124: ... ON position 2 Poor connection or wiring error on Source switch 3 Level control Rill R112 faulty POSSIBLE CAUSE IF HUM RESPONSE IS NOT NORMAL Loud hum Loud hum Medium to loud hum Low hum NOTE Turn up Volume control enough to hear hum Left Phono Right Phono input jack Base B of Q1L Q1R Base B of Q2L Q2R Point 8 11 on the control preampli fier circuit board 4 3 2 1 NOTE Set the L Phono and R Phono l...

Page 125: ...ixisod aqx x si saaxauiuiqo xsoiu jo Sutjia x ujaxui aqx axON aXJi3qo aqx jo auix qoBa uo si xsax ax e JBdas v suuinxoo aa jqx SuiuiBiua j aqx jo doj aqx X suoixonjxsui aqx avojxoj uaqx jaijijduiv aqx uiojj paAoutaj no i auo aqx ox spuodsajJoox eqxX uuinxooui xuauodraoo aqx aXBOOj puB soi aSBd uo x MD Xno aaMa aqx ox paaooad suoixBJxsnxxx aqx SuiApnxs xonpuoo ox sapotp jo s oxsisubjx m asnBO ox sp...

Page 126: ...2N5232A 2N3393 2N3859A TZ1160 OHMMETER READING Connect the positive test lead to tran sistor lead Connect the negative test lead to tran sistor lead TRANSISTORS Page 105 reading means a reading at infinity or only a slight needle deflection NOTE Recheck each reading to verify that the part is defective Set the ohmmeter on the RX1000 range before you use the following chart A LOW reading as describ...

Page 127: ...J V aq oi 9ABq ou sgop V ia saaoia i CO ia j i i 99 17 IC se 99 it KE 0N3 aaxavi on3 aaxar pD3 01 PD3 1S31 3AJ1DB3U 3l l 109UU00 a a a a 0 a a a a 0 a a 0 a a 0 V JO1SJSUDJ1 01 PD9 1S91 OAjljSOd 0 a 0 a a a 0 0 a a 0 a a a 0 V 0 ONiavaa HOIH MOT HOIH HOIH MOT MOT MOT HOIH HOIH HOIH HOIH HOIH MOT MOT HOIH MOT HOIH ...

Page 128: ...pacitor several times while watching the meter closely Be sure to dis charge the capacitor each time before checking METHOD B Turn the Amplifier off and short across the two lugs of the capacitor with a 1000 2 1 watt resistor Leave the resistor between the lugs for one minute then remove it Now short the two lugs together momentarily with the blade of a screwdriver It is now safe to disconnect the...

Page 129: ... pajjoqs st jojio edeo aqj ajaqj s bjs pire aotrejsxsaj uinuitutui saj OtpuT Jajmod jajauiiuqo aqj jj uado jin j si Jojto dBO aqj aou jstsaj uitvuitxbui 13 je sm uiaj jnq ie jib joajjap jou saop jajuiod jajatuiuqo aqj ji s oaqo asaqj a eui oj papauuoostp sjuauoduioo pire s jim aqj lie joauuooaj oj aans aq o JaijTiduiy i Sutuanq a jo jag ...

Page 130: ... Harmonic Distortion Continuous Power Output Per Channel Dynamic Power Output Per Channel Music Power Rating NOTE The following specifications are typical for both Amplifier channels Specifications were measured under the following conditions with identical signals fed to both channels simul taneously with left channel and right channel amplifiers both operating at equal power output into individu...

Page 131: ...H 5 57 t o r s z 5 V I V to 1 to to to ss 01 3SNOdS3dAON3nO3dJ 001 II 101 1001 oiuouij bh 5 1 ssa nd no UBtfl ssa Z Z Noi uoxsia oinowuvh ivioi 02 o zh 02 h 0001 zh OOOX 09 nd no nd no s ua oi to a 5 A SUVA AA 01 III I1V AA 0 4 V IV y i 01 ooi it 101 1001 ...

Page 132: ...r Phono 2 2 millivolts Overload 155 mV Tape 200 millivolts Overload 4 5 V AUX 200 millivolts Overload 4 5 V Tape MON 200 millivolts Overload 4 5 V NOTE Input sensitivity is the rms input voltage needed to obtain 50 watts of output power per channel into 8 loads Damping Factor Input Sensitivity 100 50 10 POWER WATTS 05 1 2 o INTERMODULATION DISTORTION Less than 5 with 50 watts output using 60 and 6...

Page 133: ...3M01103 d3UIW3 no 3dv i 12010 sawonoj d3 IW3 lldNI 1 o IVld3NO ssaNonoi lOd NOO SSV9 lOd NOO 3183d 010 d3l3lldWV 3N0 lOd NOO 30NV1V9 I9OM13N l O d NOO 3WniOA 1WI0 IIJMdWV nonv 1 advoa unodio dwv ad noaiNoo dlOIO d3M01103 d3UIW3 L AiddDS d3 V Od j 200 I00 600 800 Z00 900 d3ldllO3d 3901d9 IOQZ 00 lOdlNOO dW31 IH lVWd3Hl azoio d3M0110d d31 IW3 OdNI d A05 d01IN0W3dVl 3193dZ lOd NOO ssva lOd NOO 010 d3...

Page 134: ...2020 d3IJI3dWV oianv 3 3IOV9O333 00 3EO2O d3l3l3dWV d3AldO3dd 1 iovaa333 ov 13NNVH0 XHOia aavoa xinoaio MOVaO33J 00 d 020 dSIJIIdWV oianv d d2020 d3l3l3dWV oionv d d020 d3l3l3dWV d3AldQ3dd d 3IO2O I 0M2O d3l3l3dWV NOI10310dd QVO3d3AO 1SK0 d3ldlldWV d3Aida i dia I NOI1031Odd Q O3d3AO SO O d3MOd 3 3Z02O b3l JHdWV d3AAOd 3 m d9020 d3l3l3dWV d3MOd d dZ020 d3 IV3dS Q O O H01IMS d3 IV3dS 3NOHdQV3H O3H31...

Page 135: ...V VVIH U 19 ouoqg aouBpaduij jndux 02T aouBpaduij jndjno 3NOHddV3H K O3M31S H sqi g XZ jqSPM J9N Smjunoui uto no ao auiqi33 8T 3V Sur unoj daap 2 X gXx q xq nf f x apiA 8 2 91 li K suoTSuauitQ sxaxxno aossaoo E uo p eox ou qxpA j ye syye A o pub xndxno oaaz Sutxpi Qv zh 09 OS s ioa OSZ OIZ o g x 901 s uauiaJinban Js o UinUITXBUI ogg paqo TA suQ om puB uinuitxBiu sxxba 098 P9lPXT S 9UO x ctinba Ajo...

Page 136: ...circuits An exception is made for resistor R19 and ca pacitors Cll and C12 in the phono preamplifier and resistors R135 R175 and capacitors Clll C131 in the control preamplifier These parts are common to both channels AUDIO CIRCUITS 1 99 Parts in the phono preamplifier circuit 100 199 Parts in the control preamplifier circuit 200 299 Parts in the power amplifier circuit 300 399 Parts in the power ...

Page 137: ...aajjy qg jo asBq aqj oj pajdnoo joaajp st qxb J ojoajjoo aqj jb jbuSts pajj TjduiB aqx iaTjnduiB asTOu A oj utb q3Tq b st qojqA qi jojstsubjj oj aojjOBdBO pub igH aojsTsaa jpB jnduj ouoq 9 U qSnoaqj pajdnoo st aSpTjjJBO ouoqd oxjauSBiu b uioaj jbu3ts aqx st reuiuua nd no aq uiojj pazirenba a papiAoad snq st E Oiaauiy jo uot toossv a snpui paooa SO PU D sjO tOT3di30 pu e H PU SH ioaNOO l ajn6 j sag...

Page 138: ... of phase with the signal that was applied to the base This out of phase signal is applied back to the tone control circuit through capacitor C121 and Auxiliary The wafer of this switch front and rear is in the Control Preamplifier circuit The front of this wafer selects the input signal to be amplified The rear of this wafer shorts out the input signals not being used An input Level control is co...

Page 139: ... joaaip aaB TZOZb TTOZb TTOZb aojsisuBaj jo asBq aqj oj aojsisaa puB XOZD aojiOBdBO qSnoaqj pajdnoo si jinoaio aaijixduiBaadjoajuoo aqj uioaj x uSis aqx punos oj jbuSts t 3T J09T 9qj sjaaAuoo jioo aoioA aa Bads aqj ssoaoB 33bjioa jo asBaaoap puB asBaaoui ajBuaajjB siqx Tjoo aotOA aa fBads aqj p ZZD JojiOBdBO ssoaoB aSBjjOA aqj SuiSBaao ap jonpuoo oj ozb P11 S0Zb snBO sjbu Sis SuioS aATjBSa asBaaom...

Page 140: ...through the thermal circuit breakers is coupled through resistor R303 to the base of Q303 Thus transistor Q303 is biased off and no collector current flows through the Hi Temp indicator lamp One of the thermal circuit breakers is mounted on a heat sink with audio output tran sistor Q206L The other circuit breaker is mounted on another heat sink with audio output transistor Q206R The line voltage i...

Page 141: ...SM3IA AVd X advoa unodio i ni CD 63 013 3 8 a CTTa T no Hi a N3NOd NOD NOa j O3M3IA dlAIV dd ONOHd CD D era 113 3 aeo C323 CM 013 f ot s i X sfT 1Y Oais nioj oaa a3M3iA dIAIV dd ONOHd 811 ...

Page 142: ...Figure 5 6 POWER AMPLIFIER LEFT CHANNEL VIEWED FROM FOIL SIDE Figure 5 5 POWER AMPLIFIER LEFT CHANNEL VIEWED FROM COMPONENT SIDE Page 119 ...

Page 143: ...O T JLI XZlZ VIHH I30IS lN3NOdlIOO OH 03M3IA 3NNVHO J HOId d3IJndlAIV d3MOd q ajn6jj Oais iiod 13NNVH0 1H9IU d3IJndlAIV d3MOd 8 9 SJn6 j ...

Page 144: ... SUPPLY CIRCUIT BOARD VIEWED FROM FOIL SIDE 1 POWER SUPPLY CIRCUIT BOARD VIEWED FROM COMPONENT SIDE Figure 5 9 C C3oi V K V r cioT CD D30 D30 C D30 TD305 S 8 a a C302 D30 CD R300 B Q303 C3O3 C R302 c ZD 01 R307 C30S c c KBATHKIT ...

Page 145: ...SHdVdOO OHd SISSVHO aavoa unodio d3ldl3dlAIV3dd 30dlNOO unoaio 3VWd3Hl aavoa 11no io 221 j 1 131 IS ITV H H ...

Page 146: ......

Page 147: ......

Page 148: ... OaiS JLNHNOd OD OUJ a3M3IA ivos unouio di iv ud noaiNoo T f e 1 ...

Page 149: ......

Page 150: ...SldVHO 3OVJL OA aavoa unoaio 1103 OUJ 03M3IA aavoa unoaio a3undiAiv3Bd oisiOHd VZi T I 31 H X VSK H ...

Page 151: ...POWER SUPPLY CIRCUIT BOARD VIEWED FROM COMPONENT SIDE I POWER AMPLIFIER CIRCUIT BOARD VIEWED FROM COMPONENT SIDE Page 125 ...

Page 152: ......

Page 153: ...IS PHOTOGRAPHS AND CIRCUIT BOARD X RAY VIEWS FOBTHE PHYSICAL LOCATION OF PARTS 3 RESISTORS AND CAPACITORS IN THE AUDIO CIRCUITS 0 2991 ARE DIVIDED FOLLOWS ODD NUMBERS ARE IN THE LEFT CHANNEL CIRCUIT EVEN NUMBERS ARE IN THE RIGHT CHANNEL CIRCUIT Cll C12 C131 R19AND R175ARE COMMON TO BOTH LEFT AND RIGHT CHANKt CIRCUITS 4 ALLRESISTORSARE1 2WATTUNLESSMARKEDOTHERWISE RESISTOR VALUESARE IN OHMS Ik 1 000...

Page 154: ...TION AS VIEWED FROM THE KNOB END OF THE SHAFT ARROWS ON CONTROLS SHOW CLOCKWISE ROTATION AS VIEWED FROM THE KNOB END OF THE SHAFT THIS SYMBOL INDICATES A POSITIVE DC VOLTAGE MEASUREMENT TAKEN WITH AN 11 MEGOHM VTVM FROM THE POINT INDICATED TO CHASSIS GROUND VOLTAGES MAY VARY 10 LINE VOLTAGE 120VAC 8 LLOWING GROUPS T UIT uit T I BOARD X RAY VIEWS FOR THE ITS 0 2991 ARE DIVIDED AS T H LEFT AND RIGHT...

Page 155: ...POWER SUPPLY CIRCUIT BOARD VIEWED FROM COMPONENT SIDE OUTPUT TUNER POWER AMPLIFIER CIRCUIT BOARD VIEWED FROM COMPONENT SIDE Page 125 ...

Page 156: ... si uijoa uiaoa NOIXdlHDSaa 3DIHd xzx x 60X X 9X X 8X X 8 X 2 1 OX ox ox OX OX s OT OZX OT ZX W OOLX OO Z 15 00X zx x EZ X Z8 se ox ox OX OX OX OX 0 068 3 ZZ OTX Z X9 1068 S3 0L XHVd on aDIHd qoi33 saonovdvo X9 9Z 99 9Z 9XX 9Z 89 Z 69 iZ 98 2 Z lsisNvai X6 Z XX EEX XX X 9XE oz OX1 9X or 0 OZ NOIXdIHDSaa oix Xiojxaaia a71 OX oix xoaxoax a 00X oi iojx i a 00X IM 0088 3 8800 I W 00X6 3 X600 I 3 ZZ o ...

Page 157: ... 116 60 S2091 417 203 2 25 TA7311 259 20 05 Connector pin Zener 27 V Silicon 750 milliampere Silicon 3 ampere DESCRIPTION 1 10 50 1 15 PRICE Each PART No DIODES 56 47 57 27 57 42 5600 ft 1 watt 43 ft 2 watt 330 ft 5 watt 22 ft 150 ft 1500 ft 12 kft 51 kft Other Resistors 1 57 1 10 1 25 2 30 3 19 5 15 10 10 10 10 10 1 2 Watt 1 49 1 66 1 11 1 109 1 65 DESCRIPTION PART PRICE No Each RESISTORS POWER S...

Page 158: ...l 0L2 y3l 088 x x x S 2 S S L 8 ox 02 sx Oil L9 J XX y s y S I XHVd on aOIHd qoB SdOllOVdVO 6 X X2 LX X2 X X2 6SX 0Z Lf LZ 08X S2 022 52 92X S2 8SX SZ SLX S2 ox ox ox S2 02 SO X s OS 0 ss NoixdiH saa osip ad L Z osip ad QLZ osip irl X00 boiui jaAiis ad 088 xep i i ri i ox Xxojpaia irl z Z um epB ad OX oi tioapaxa ad OS t IOjpaia a OOX at ioapaia a OS2 98X iX 8XX X 02 6S2 9S 88X Z X SO SX X 00 8 OX...

Page 159: ...417 201 417 118 417 218 TRANSISTORS PRICE Each PART No 0022 xF Mylar 047 xF Mylar 1 0 1 fxF Mylar 47 0 47 xF Mylar 10 nF electrolytic 100 jtxF electrolytic 100 nxF electrolytic 500 jixF electrolytic Noise 270 ft 620 ft iooo ft 1500 ft 3300 ft 3900 ft 4700 ft 5600 ft 10 kft 22 kft 27 kft 47 kft 100 kft 220 kft 390 kft DESCRIPTION 40 15 20 40 20 40 45 60 27 70 27 73 27 47 27 61 25 54 25 56 25 146 25...

Page 160: ...X9 X X 8 89 X X S X 9 X X 8 99 X X S L9 O X X 8 XL X X S Sii X X S X 8 9L ffZ LL ffZ X8 9 8 8LX 8X 8X 68 90 908 OX OX OX 08 OX OX OX OX OX 90 l ONIA3 99 X W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 W 90 09 08 NOixdiHosaa llSVld Sdl V 10 S0NIH joxBinsui joxsisubjx Jo Bxnsui boijm jo Bxnsui xaspos ouoqg JOXBinsui qSnojqxpaag joxBinsui uoxAn J3A00 JOXSISUBJX UOX XauiuiojS j...

Page 161: ...el Foam tape 1 2 hole plug Angle bracket Wire nut 1 9 32 round spacer 1 1 8 hexagonal spacer 10 15 30 10 10 10 10 25 20 206 380 100 621 205 539 100 702 446 65 446 66 FRONT 490 5 352 13 390 193 73 39 485 11 204 9 432 67 255 70 255 75 MISCELLANEOUS DESCRIPTION Each PRICE No PART Fiber shoulder washer 6 32 speednut 6 solder lug 6 x 3 8 washer 6 lockwasher 6 32 thumbnut 6 32 nut 6 32 x 11 16 screw scr...

Page 162: ...U NI J N3Wdint 3 OINONJ O313 1S3NIJ S QldOM 3H1 v s n ni oHin ...

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