Technics ST-9030 Service Manual Download | Manualshive

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Summary of Contents for ST-9030

Page 1: ...serHz GENERAL Ourput voltage Fixed REC OUT O 1V Variabte ouTpUT O_i sv Power supply 50 60H 1i ti2Ol22A 240V Power consum tion 27 t t Dimensions WxHxD 450 x 92 x 37omm 117 x 3 x 14 1 weieht z q ts to...

Page 2: ...ONO Rapport S B Courbe d r ponse OUTpUT REi oUT S lectivit en canaux altern s STE MONO STE Rapport de capture wide narow O gdgi 2 Odg R jecrion de fr quence image 9g 4ijz v vv iection i rqes o Jo v n...

Page 3: ...sturned oFF inthereverseorderrothatduringthetuning According ly negative potential is developed at the collector of TR4 j 5 Af DETECTIoN cIRCUIT i30l r Ots oN JK 3 t H _ 1 oN TRl TR1I5 r Muting c rcui...

Page 4: ...RRoW time T ilHi I e l f i Uf J f i LiJ i lt i1 i l i iru i l f n ltnilirui o s co ec or i noi ii i na ed on the ro i rrequency cjr uit is ruo JJ i no rnu oorr o f ilr tl J i Xl r r l int rfei ence du...

Page 5: ...tive vo ltage is developed at the ouiput The tuned range f o I is deterrnined by the capaciry of C405 TRIO6 J1JL I I I i I I o I c t I o 0 I I P rtecily tu eC oo nt IRI T o NPUT VOLTAGE AND OUTPUl VOL...

Page 6: ...d portion in Fig 7 Accoidinglv positive potential is deVeloped at the collector which voltage iS transmitted to ihe relay cjrive circ it at the same time transmittedito the lF band sw tching circuit f...

Page 7: ...d 5rh lFAmp IFA p C ram c Filter lR2tl Cera ic Filter NABROW Sw tch Sw tch S tch WIDE Sw tch Muiing Switch lFAmp lF Se ect Swiich Mutlng Switch f An P Pilot B P F MPX NAND Mut ng Positive Detecior 19H...

Page 8: ...r R602 qao TR6O4 6 25C945 t9 ts 8 P F nr sT 9030 12 i l l I7l fl i l f t 7t T l t f_ i r Fl l 1 f eltt t 61 Itr 1 ct7 56P cro o ozz a oo a3 o 9 c P OCI PC OOt R O4 560 I I oo d rcaoz 4N377 r ey lF A 3...

Page 9: ...30 R3r7 a2K Sl lF Selector l an 1R3Or 3O3 2SC945 lR o4 3OJ 305 254733 lF Sr 1 TR307 30 2SK3OA lF Srlrcl f l li l T o I f t f razl SVINJM4558DS D C g Olrcrl hr r t t t tc50t o o o 2SC945 TRTOI R723 470...

Page 10: ...uting circuii operation pcsition are indicateo voltage when hi blend circuit operation posilion are indicated volt ge v hen FM monaural signal reception or no signal condition 7 This schernatic diagra...

Page 11: ...No si nal of non nler fergnce Connect signal genera lor to coaxial antenna term nal ihrough FM ciummV antenna 100MHz 1 00 Mcd with 400H2 lF selectcr switch io wide Tuning t 100MHz Adjust for rninimum...

Page 12: ...01 pilot cancel Connect to antenna term nal of t e set through dummY antenna 1 Connect distortion factor gauge lo REC OUT terminal of lhe 2 Make adiustment s that distortion of L channel outpui become...

Page 13: ...30 rd i ST BEO lroouLATO9 sr 9030 T203 L1 c c t7 cT8 Lt L c L3 T1 L8 lT terminal of ime of L modula t me when inPUl l al er to TP602 1 ing th output lerminal of the el oulput terrninal of the flim er...

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