Pioneer SA-506 Service Manual Download | Manualshive

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Summary of Contents for SA-506

Page 1: ... _ STEREOAMPLIFIER siAI5cIEi C rqoNEEru ...

Page 2: ...siA Eio6 s s e 2 4 INPUTASSEMBLY GWX 208 PartsList Part No Symbol Description Pin jack 4P Pin jack 6P r r a PE _t P L A Y R E C T U N I R A U X P H O N O E ...

Page 3: ... 8 9 I 1 0 a l 8 EXPLODED VIEWS 8 1 ExternalPart 8 2 InternalPart 9 Packing AdditionalService Manual CONTRAST OFMISCELLANEOUS PARTS SCHEMATIC DIAGRAMS P C BOARD PATTERNS AND PARTSLIST 2 1 Schematic Diagram 29 2 2 A F A m p l i f i e r A s s e m b l y G W K 1 2 1 3 1 2 3 MeterandSpeaker Assembly GWS 147 36 2 4 I n p u t A s s e m b l v G W X 2 0 8 1 3 7 22 23 25 27 t1 1 2 1 4 1 7 CONTENTS FRONTPANE...

Page 4: ...140mV Output Level l mpedance T A P E R E C 1 5 0 m V TAPEREC DlN connector HG modelonly 30 mV 80kilohms FrequencyResponse PHONO RIAA Equalization 30Hzto l5 000H2 0 5d8 TUNER AUX TAPEPLAY 20Hzto 40 000H2 2dB ToneControl B A S S 1 2 d 8 1 0 d 8 1 0 0 H 2 T R E B L E 1 0 d 8 1 0 d 8 1 0 k H z Loudness Contour Volumecontrolsetat 4OdB position 6dB t OOHzI HumandNoise lHF short circuited A network PHON...

Page 5: ...nuts of FUNCTION and BASS Take out upper left and right screws 2 screws of front panel and remove REMOVE BOTTOM PLATE Fig 2 Take out 4 screws shown in figure and pull rearward to remove METER LAMP REPLACEMENT Fig t 1 Remove the front panel 2 Pull the meter from the body the meter and panel stay are attached with double sided adhesivetape through sponge 3 Peel off the meter cover tape 4 Peel off th...

Page 6: ...ion while the sound from one programsource is beingreproduced TUNER When listeningto AM broadcasting or FM broadcasting PHONO Whenplayinga recordon the turntablecon nected to the PHONOjacks AUX When listeningto an audio componentcon nected to the AUX jacks LOUDNESS SWITCH Depress this button ON position whenlistening at a low volume The frequencyreiponseof the humanear varies according to the list...

Page 7: ...nto this jack when you want to listenthroughyour stereo headphones Release both SPEAKERS buttonsif you wantto listento the sound through your headphones only This means that both buttonswill bereleased POWER METERS Thesepowermetersallow power levelwhen speakers with 8ohms are connected to the terminals These ualues are related to the ers and they uary according to find out the exact outPut dummy l...

Page 8: ...rrnectthe DC voltmeter between Tpr l anO fpi 1_ at the R channel 4 S_et the power switch to the ON position and check if the DC voltmeter reaaingis within the JO ZO_ryVrange Whenthe uoitrnil readingis betow 10mV cut jumper A 1 channel _ 9yt jumper B for R àfrannet a rJrsconnectthe DC voltmeter and apply a signal to the input terminals and confirm îhat there is no crossoverdistortion in the output ...

Page 9: ...siA E cl6 o _ h P Bottomplate FUNCTION ...

Page 10: ... b V O L U M E A A B 1 7 8 Bonnet A N E 1 9 L E D AEL 308 F r o n t p a n e l a s s e m b l v A N B 6 2 8 i r AA8 180 Pushknob L O U D NE S S T A P E M O N I T O R AAD 154 Knob BALANCE A A B t 8 0 f Recessed ptug AC TNLET L I AKP OO8 fi Plue in setector 2 positronl a AKX O57 Term nat SpEAKERS AKE 026 K n o b T R E B L E AAB 180 a I o 5 2 REARPANELVIEW Termînat tNpUT AKB 055 Terminat GND AKE O31 Te...

Page 11: ...D 071 Variableresistor BALANCE A C T 1 1 8 Meter and speaker assembly GWS 146 Fuseassembly GWX 2O5 rrlil r Phonejack PHONES AKN 023 Variableresistor BASS A C T I 1 7 5 4 TOPVIEW Volume assembly GWX 203 AF amplifier assembly GWK 120 INPUT terminal assembly GWX 204 Variableresistor T R E B L E A C T 1 1 7 Pushswitch ASG 142 tft l rSp rry ...

Page 12: ...ctional values n r 1 n n trtrRtr U U T T T J Significant figures Decimal point D RESISTANCE VALUE CODES Code numbers of resistors used in Pioneer equipment are expressedin the following way code number 1P4 i l JîiljlËi il ôo 5R10 5R62 1oRo 22F 5 11fi 1001 1561 1oo2 3362 1123 1004 1564 5 1 0 562 100 225 1 1 0 x 1 0 o 1OO x10r 1 5 6 x 1 0 r 1 æ x 1 O 2 336 x1O2 112 x1O3 lOO xlor 156 xld 5 1 5 62 1 0...

Page 13: ... I ...

Page 14: ...DjcAron P O W E R T R A N S F O R M E R P O W E R S W I T C H L I N E V O L T A G E S E L E C T O R AC 220V 240V 5 O 6 O Hz Meterand SpeakerAssembly GWS 146 S P E A K E R A S P Ë A K E R B B c h P O W E R M E T E R P O W E B M E T E R Headphone Assembly GWX 202 7 ...

Page 15: ...D205STV o r a ra 5 o s6 ù lot 2scr626 to6 roE2 to7 EoaoF35R 0 8 r s l 5 5 5 o9 lSt555 toz 2sct3t8 50r GP 20D À to2 GP 2Oo L to3 GP 200 ro4 GP 2OO lo5 toE2 r o roE2 O 0056 vR ù R22C t o l Thrs is rh bosic 3chafrotic diogrco but rhc octuol circuit moy vory Ê NOTEDr ka M h du ro ifrprovcmenl in d siga Thc lÀmqrk lound on soma compffonl porls indicotas thc imooilonca of lha sotary focior ol tha pOrt t...

Page 16: ...l a 7 D D o o RESr STORS lN OHM l 4w 15 ÎOLERANCE UilUSS OTHERW S CJPÂCITORS lil rF UNL SSOTHERWISE NOTE0p pF G SIGNÂL VOLTAGE aT 25wx 2 84 OUTPUT VJ DC VOLTAG AT NO INPUT SIONT MA OC CURRENÎÂT NOITPUT SIGNAL V O C V O L T A G E Â T 2 5 W I 2 O I J T P U T otot sct9t9 QroS 25A7265 5 t t oro2 2sct9r9 0to4 2sa726s FUSEAss y 6 W X 2 0 5 1 2 ...

Page 17: ...dicates the importance of the safety factor of the pa rt Therefore when replacing be sure to use parts of identical designation 7 1 MISCELLANEA Miscellaneous Parts P C BOARD ASSEMBLIES Part No Description FUSES Part No Symbol Description GWK 120 GWS 146 GWX 2O2 GWX 2O3 GWX 2O4 GWX 205 SWITCHES PartNo AF amplifier assembly Meter and speakerassemblv Headphone assembly Volume control assembly Input a...

Page 18: ...1 t i r t I lo ro lors t0EZ 2 c P 0 0 r l n3o3 2 2K llV 1 È ç o Aa7l3s 112Ô ll o lo 9 o Cao3 4 a 8000i42 L trin ï I 9L2r3 I L Z T P ffi 1I tîr trqr fir85 f 3 _1 coNrRoL 8 c t 7 o c l 150 NP L I E A L A N C C O N T R O L Vn 500K HB f 9r l iti rrl l ...

Page 19: ...7 8 9 Fuse Assembly GWX 2O5 MeterandSpeaker Assembly GWS 146 Headphone Assembly GWX 202 A B c D 7 8 I o I a ...

Page 20: ......

Page 21: ......

Page 22: ...ic c30s c306 c308 ACT 11 8 ACT 1 1 7 RD PS trtrtrJ 2SC1919 G or F 25A7265 c 2SA798 For G 2SC1438 8 or V 2SA850 C or D 2SC1735 C or D 258616A R or O 2SD586A R or Q 2SC1626 0 or Y 2SC1318 R or S 1 S 1 5 5 5 1524731 STV3H Y A cp zoo A toez 1s1886 EOA01 35R OTHERS PartNo ASG 142 AsD 071 CAPACITORS Part No Push switch S4 Rorary switch FUNCT ON Symbol Description aRDT4PS trt tr J R308 R311 ARozps llr r ...

Page 23: ...EAKERS CAPACITORS Part No Symbol Description 2 1K26 l 1S2076 OTHER Part No D401 D404 D405 D406 Description CEA 4R7P 35 RESISTORS Part No c401 c404 Note When ordering resistors convert the resistance value into code form and then rewrite the part no as before Symbol Description nrn oto Fuseclip RD I PS DtrtrJ R4OI_R4O6 7 5 VOLUMECONTROLASSEMBLY GWX 203 VR I V O LU ME CONTROL ccDSL 121K50 C501 C502 ...

Page 24: ...k 6P AKP 024 DIN socket 7 8 HEADPHONEASSEMBLY GWX 2O2 R 4 0 8 t 5 0 l t w R4 lr srvzeo I L _ _ _ J S P o r l W PartsList 7 9 FUSEASSEMBLY GWX 2Os PartsList Part No Note When ordering resistors conuert the resistance ualue into code form and then rewrite the part no as before Symbol Description ACG 001 i nrR oro Symbol C1 Ceramic Fuseclip Part No R S l P 1 5 1 J AKN 023 R407 R408 Headphone jack f r...

Page 25: ...r of the part There fore when replacing be sure to use parts of identical designation 8 1 EXTERNALPART Screw ABA 079 Screw ABA O48 Screw ABA 079 Knob POWER AAD 129 Washer SCrew ABA O48 Frontpanel assembly ANB 628 AAB 180 I azr oo ABA 048 Knob SPEAKERS AAB 180 Screw ABA O48 Knob VOLUME AAB 178 Screw ABA O48 1 o o 1 A N E 1 9 5 Screw ABA 079 I I ...

Page 26: ...SA E OCi 4 5 6 A B c D 4 5 o _ I I a ...

Page 27: ... RO55 Rrlo gtr 43r 4 c t 2 2 l 2 0 t o t3ilo J 2 2 r I t R 2 o 2 Q r 0 2 z S C t 9 r 9 o ro 4 2 s A 72 6 S c 5 0 _ 7 0 0 t 5 0 v R 3 0 8 4 ...

Page 28: ...7 8 HEADPHONE ASSEMBLY GWX 2O2 50 tw R407 r l i143mv 8O i L _ J S P o t l W PartsList 7 9 FUSEASSEMBLY GWX 2Os PartsList Part No Description Note When ordering reslstors conuert the resistance ualue into code form and then rewrite the part no as before Symbol Description ACG OO1 A K R O 1 O C e r a m i c F u s e c l i p Part No R S l P 1 5 1 J AKN O23 R407 R408 H e a d p h o n e j a c k T ÎÂPE l Î...

Page 29: ...rtance of the safety factor of the part There fore when replacing be sure to use parts of identicat designation 8 1 EXTERNALPART Bonnet ANE 19 5 Screw ABA O48 Screw ABA O79 Knob POWER AAD 129 ABA 048 Frontpanel assembly ANB 628 AAB 180 Knob BALANCE AAB 180 Knob SPEAKERS AAB 180 Screw ABA 048 Knob VOLUMEI AAB 178 ttttll ...

Page 30: ...9 PACKING Sidepad A HA 1 8 9 V i ny l b a g E11 O24 Operating instructions Engl ish AR8 285 Operating instructions German French A R D 1 2 6 Sidepad AHA 18 9 Packing case AH D 582 ...

Page 31: ......

Page 32: ... replacing be sure to use parts of identical designation Screw ABA OO2 Screw Specialscrew I Screw ABA O48 Insulator wafer AKH OOS Screw ABA AKX O57 I Washer 035 Transistor 25D586A R assemblY Terminal SPEAKE RS AKE 026 4 F u s e 1 A AAEK 4O2 screw l ABA ot8l T INPUT terminalassemblv GWX 204 AF amplifierassembly GW K 1 20 Foot assembly AEC 383 F ra me l i g h th o l d 24 ...

Page 33: ...isto r STV3H Screw ABA 066 Screw ABA 117 Foot assembly AEC 383 Screw ABA Screw ABA O48 Fuse 3 15A AEK 042 Washer ABE 04 Volume GWX Screw ABA I17 4 Leverswitch pOWER rjr ASA 505 LED AEL 39g Meter and knob cWS_146 AAD 154 È 1vè HeadPhoneassembly GWX 202 Screw Washei 812 018 P C board holder Frame transformerhold Pc boardholder Y AEC 501 ...

Page 34: ...16 AKP O2O AEC 327 AEC O99 ADG O16 AKP O2O AEC 327 AEC 099 PACKING Symbol Description Part No HG type S type S G type 1 A Packing case Packingspacer Operatinginstructions German French Vinyl bag Vinyl bag Fuse2A Fuse1 2A AHD 582 A RD 1 2 6 AHG 023 E 1 1 O 3 3 AEK 103 A EK 1 05 AHD 584 AHB 092 AHG 023 E1 1 O33 AEK 103 AEK 105 Symbol Description Part No HG Wpe S type S G type Lrt It z lr F3 î F4 Fus...

Page 35: ...r of the part There fore when replacing be sure to use parts of îilentical designation TRANSFORMER P C BOARDASSEMBLIES G WK 121 GWS 147 GWX 2O8 G WK 1 2 1 GWS 147 GWX 2O8 GWK 120 GWS 146 GWX 2O4 GWX 205 AF amplifier assemblY Meter and sPeaker assemblY Input assemblY FuseassemblY ASA 505 AKX Os7 Leverswitch POWER Line voltage selector ...

Page 36: ...giA Eio6 s 3 2 2 AF AMPLIFIER ASSEMBLY GWK 121 220 I o l o 2 2 sc r9 r9 s 4 b a 9 o È c i l 6 2 2 s O r s 4 à 7 0 0 r 5 0 v R 3 0 3 c i l o 2 2 0 r c l l 4 too 6 Rt2 4 6 8 0 Q t o 4 2 S A 7 2 6 S 3 1 ...

Page 37: ...R 2 6 a l o 2 W l 2 s a 0204 2scr9l9 Q206zSCt43 2SA850 7 rsr555 Ist555 sTv sH t2 l4 R 2 r 7 5 R 2 t 9 R 2 0 6 R 2 O 8 2 2 R J O O zs 1613 azttzzwr o o l ù l c 2 2 6 47 5 R242 3 9 k D206 o 2 z 3 s Q30i 2SCt626 0 3 0 6 l O E 2 D307 EOAOT 35R 0308 Sr555 0 3 0 9 t s t 5 5 5 r F e2za vR4 ô R22ê 0 3 0 2 2 S C l 3 l 8 2 k I I r l r r I I P99 G_ 2 o D_ çt LIJl l9 I r n 0302 Gp 200 o tz ï o o I Jirso D3O3 ...

Page 38: ...l oov Rloo 7 a v 5 6 r 2 F U 2 FUI tt OV t2OV Lt 2 ZqV 210V i à E RESISTORS u8fyr y roLERAf cE rJNLEss J13f é orHERwrsE NorEo p pF l__JJ StcN LVOLÎAGE AT 25Wrâ ea FVI 2a rtov t ov I t 2zOV 240V V oc voLTAG A1 No INPuTs6xAL i i3i ilif t 1ly li æot fiE vR2 AALANCE coilrRoL OtOt 2SCt9t9 erOB A3AZ265 5rl ot02 2SC 9J9 o4 25A7265 ...

Page 39: ...i c Àoyvofy Tic Âmork found on njîï j Ëi 1jh i r lïfi ï ï i ii ot 4EL 06 swtTCH S F2 2l F l t a r D40t 2_t æ D403 2_t 261 0405 ts2076 D402 2 tK26l D4o4 2_tK26l 0406 1s2076 azSl tt 2 q e 2 0 e c 2 V 6 qo47 R262 t o _ zSCt626 toE2 EQAOI 35R st555 t s 1 5 s 5 SiA 5Ct6 5 S e 4 2 2 2sct3t8 cP 200 GP 2OD tP oo P EOD IOE2 toÊ2 c23A t P t 6 0 o 0056 vRlb 30 ...

Page 40: ...l S E N O T E O t r k a M M a d u t o l m p r o v c m c n l t i n d 3 i 9 n thc Âmorl tound on aom comp6 nl Pont lndlcolaa lh lmporlono ot fha aolaly loclor ol iha porl tharatora whan telocing ba surr lo usa podl ot rdanibol daalcnollon swrTCHEs St POTNER OFF O s2 SPEAKERA QE ON 53 SPEAKER 8 GÊ01 54 FUNCTION I TI ER 2 PHO O 3 AUX 55 I TAPET oNITG 9 E f ON 56 LOuoxÉSS gEE ON S7 LIN VOLÎAGE S LECÎOR...

Page 41: ...l 2 o v t a iaaov 210v Y 0 RESI STORS IN OHM I 4W i5 TOLERANCE UNLE CAPACITORS IN PF UNLESSOTHERWISE NOTED P Et SIGNALVOLTAGEAT 25WT2 V DC VOLTAG ÂT NO INPUT mA OC CURR Nr AT NOINPUT c 2 0 0 1 D Â I J uilswllcHaD I 2oow t Â swtlcHED FUr 2A rrov l ov 2 t 22Oy 2 aov 5 3 T o o l a r z o v Y 31 i f ïK I t fr l 9 r loi Î I Ê L K l I I l l I I B R N I ll t l V DC VOLTAGEAT 25WX2 OU Otot2SCt9t9 OIOJ 2SA7...

Page 42: ...3 o20rrsr555 0203 ls1555 D205 sTV L20l l r H R261 r o 0 2 w c235 oo47 I a c2o3 NP o 2 2 3 5 c2o5 0 6 479 sG b R 206 R204 2 2 k t o o k o B c l lrol ù l 47 t5 o 2 4 5 o3oizsc1626 0306loE2 0307 EQAOI 35R ôàôé rdisss i 0309 lslss5 v R 4 b R 2 2 8 c 2 0 4 N P g g c 1 I içiî I _1 osol GP_ e o_o_ L l o or I 4iroo D3O2GP 2OD DgOg GP 2OD 2 r i l w ...

Page 43: ...sA 5O6 S 3 2 2 AF AMPLIFIER ASSEMBLY GWK I21 I I Qroz 2sct9t9 _ a a A o ro 4 2 s A7 2 6 S o or 50v R F U 2 r i A afl yl 560 z ztig 3 l roo t c t 2 2 zzo to 3 1 ...

Page 44: ...ymbol D scription 0101 0102 0203 0204 0103 0104 4201 0 20 2 0205 0206 4207 a208 0209 o210 0211 Q212 0 213 A214 o301 o302 D201 D204 D308 D309 D205 D206 D301 D304 D305 D306 D310 D307 ccDSL 221K50 CEANL2R2P50 CKDYB471K 50 CKDYA562J50 coMA 562J501 coMA 183J50 ccDsL 100F50 ACH 304 ccDsL 470K 50 ccDSL 330K50 9EA220P 10 ccDsL o50D 50 ccDsL 270K50 CKDYA 122J50 coMA 122J501 coMA 303J50 coMA 124J50 ccDsL 15...

Page 45: ... form and then rewrite the part no as before Symbol Description Symbol Doscription ASG 143 Pushswitch SPEAKERS RDI PStrtrDJ Ft401 8406 SEMICONDUCTORS Part No Symbol Dæcription CAPACITORS PartNo Symbol Doscription cEA4R7P 35 C401 C404 2 1K261 1S2076 D401 D404 D405 D406 l R402 I I D4Ol 4O4 2 tK26l D4O5r406 rs2076 R4O4 D4O6 2 7 0 R403 270 u H 4 7 35 4 7 35 ...

Page 46: ...siA EioEi sr si Gi 4 I I I e226 1 ti5 i i I jè t R243 a 1 I J I I caos t I 470 63 Ioroe l l ril L ...

Page 47: ...3 I ...

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