Pioneer-S-X770-Schematic电路原理图.pdf

《Pioneer-S-X770-Schematic电路原理图.pdf》由会员分享，可在线阅读，更多相关《Pioneer-S-X770-Schematic电路原理图.pdf（9页珍藏版）》请在收音机爱好者资料库上搜索。

1、sx-770 AM /FM STEREO REGEIER sx-77o ROUND LABEL UNIT FVZW NBWKCLWFVW TUNER UNIT FM FRONT ENDAWB_ OO3wlr-035 wl1-035wl1-035 TUNER UNITw31-002w31-002Iry31- 002 tl/31- 002 MPX UNITwl 3- 026 w1 3- 026wl 3- 026wl 3- 026 AM TUNER UNIT MUTING UNITw8- 026wl 8- 026w8-026wl 8- 026 HEAD AMP UNITW5-032w15-032W5

2、-032wl 5- 032 CONTROL AMP UNIT Wc-uJ5 wl 5- 033 Ww1 5- 033 MAIN AMP UNITw5-085w23 - 005 W5-085wl 5- 085 POWER SUPPLY UNITW6- 024 wl 6- 064W6-024l1,r 6- 024 SWITCH UNIT A)!1/5-086wl5-086W5-086wl 5- 086 swrTcH uNtT (B) W5- 087wl5-087W5-087 wl 5- 087 SWITCH UNIT TONE COLOR UNIT CONTROL UNIT MIC AMP UNI

3、T REVERBE AMP UNIT REVERBE UNIT ) 1 RadioFans.CN 收音机爱 好者资料库 Model SX-770 q: F= - . i e E + g o c 3 3 a 9 d t l : U a z 9 0 9 6 G 6 d d 9 ! 2 7 i , : 1 9 - 1 F d d 6 a Y H f S F e - a 9 9 Y Z ; 9 : - t|.F J t t l d - P - u E E ? 6 : F - H g i s i ! = ? o E i t 5 = 3 . i - - E I E E t H ; a 3 E R - -

4、E - : E e536 5 I t f t t r H cE - - E 9 : g 5aa i -G -89 FX d r a - 5 o e X z L d o - -!:E i EF* -i H = - - - + d 5 J J d + ; E; ,a 7 f* I-=a-j;OE a3= EH 9 9r- o-:ad vJ lEp : E : 3 F d cr9 -fi HHHHHH rrNNvHl lJll lTnidcl rrNNvHt SllNll flga NVHI i (0rrt0ttN0l) 100 lNLl t n l;l l:l E : _ ffin afItrtr

5、dlo F o r r I x o o - ZLts E Hi=x H - e FNF= e l ? I )i A8Z F!4 F g : i z ; i : I t I *Il -l t - o I - Y - 5 3 | 1 6 r : 6 | r. ?a=rl _ L _ _ _ - - ) i o.le e iei =? Llv z, : 2 ! rlNNvH9 lll0ll z8 RadioFans.CN 收音机爱 好者资料库 sx-770 SX-770 for NBW model Fi :1lr:3-5 :il-r os = v6t 6.u nrdoa rrNNVl uttNll

6、NVHa l (c lrr08rN0l ) rno lN l f- + i - 6 - i i - a d |; z a Z u r = d e z t s u d - Z = * : 4 = - 6 E 3 . - - i - - . + -o tl -El 2 L I l l E t F d- q t ; rlil =- eii tr9 1 e * 5 ; 6 = - o d G Fu o F-oX=a e e . i F ? 8 3 0 * - l b o J d ; $ 6 ,; , E n ; I I iQ=I z b - - ! E 6 .T a 2 C N I (9) d n0

7、(0r) l (B) r0l,t (0) 010v I F z R X 9 g = ;-Fffit - t I of,l 1-eilii r 6 t - - L_: st) rnO ill sl) 0N5 liv OD 1l tl ZD t- iii 3: 1n0 hv ? 0 ) c - Inil z = ,F + 8) L) t,l V ; s - : 9 ; 9 4 - l f - f , : i 6 : g : i d r z 6 - o r- r- I x Q 29 SX-770 KCLW, FVW model E 3 J o : g L F QE z7 tsil - a g 2 a

8、 , ! 3 ; ? ri f t 1 U ,d : = : t 6 i s s i ! 2 4 1 1 i z t s i z = = 9 0 a t - 2 z - F o i , o o . a a 3a- u-tl dt - y d = t = Z z l P i E - o a ; t 4 z - = 9 o ; r = r i ; + Z * _ . - : r L c d = a q 1 r - : a + ; 6 - - a + t ,; .a rywv- I It-7qes iE IFe+ l:a5 09/ooqosrl = = ?3= z d E EHHHH t o r-

9、t- I x (n g; 22 x H H o-?-az iAFF ISNNVHS IJI r:o9 zz ?5? A6 ONI (q) lno (g l (00 0rnv tJl (tl (t) o -lfl z o ! = o : - o i = 7 2 - i - _-l 9L) lno i 9l) 0Nc il) tlv 0L) II,J ar) CN5 F rn Zd fnO Hv 0l) uit : . = 1 :8) (L)hv a.: ?f F R ? = 30 3X77O FRONT 2 +B (rzv) rO 6 GND v O O s 9 R 4r 5 =-1- - +

10、i 3lq:i:f* f I !-=. f: -l-:;1, i 3J ,25sa51 .-l:-I1:o1o- i #Lgl-affiffi iii lB lr$: l i,1 l-ll, I id-Ftd.f*-; i.r,l;7;i3;J5;1 :l , l - - - - * i g ! it r f1lril I l-di+Ei il+rn =l l*Y -iE ii I 4 i3 *ffiIL !r t r-ro-iiila a3 sE300l o, 2SC450 d- 3 O I I d T U N E R U N I T Af1 osc MPX UNIT 1 1 P X U N

11、 I T w l 3 - 0 2 6 o2SC?l I M5r09P J L s,x-770 HEAD AMP UNIT HEAD AMP UNIT w15- 032 0ur, +B 0u12 TROL AMP UNIT R22 l.5 K ,w 15 - 033 MAiN AMP UNIT , o42sc?34an 254569 or22so9l !0,2SC810 IlAIN AIlP UNIT wl5- 085 c h . R .032SC134 or25A569 0,2SD91 I r0/10 : E ( - 1 1 / r ! F , a MAIN AMP UNIT For NBW

12、model 032SC734 a?2SA569 Q2SD91 Y : : T t t + VRr VRz - a - s ! /-x ; ) ; :1&i,u r21 + Q2 zSC8?0 e-rib e +:fr , ( | L L / L 5 J X i( . ? - J r v - J & E oa 2SC?34 Qs254569 Qr22SD9l MAIN AMP UNIT w23-OO5 Ch. L C h . R 34 9 VOLUIIE -rAP 5 GND 6 O U T R B VOLUI1E IAP PUSH S/ITCH UNlT(A) POWER SUPPLY UNIT sx-77c, PUSH SWITCH UNIT POWER SUPPLY UNIT for NBW model PO$IER SUPPLY UNIT w 1 6 - 0 6 4 PUSH SWITCH UNlT(B) wr5-087 a z t = - t2 I a j t E POIIIER SUPPLY UNIT w16- 024 l+ACa D4 sl8-o,t-ol r OAC: E5.SI8-01-01 : A2 2SC810 0r 2SC491 D, SW-1-02 3 5