tandberg 4000x-circ 维修电路原理图.pdf

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1、g g 1 g 0 0 #i5ili:,TJ?iiTit3 ;J IAA korreks jonsf orsterkere, RIAA equalizing amplifiers, tonekontroller, utgangsboostere, linjeutgangsforsterkere, funks.lonsvendere. bass and treble circuits, output boosters, line output amplifiers mode switches. AlIe plater er sett fra foliesiden. 70Vo av virkeli

2、g stprrelse. All boards are seen from the printed side. 7|Vo of. true size. Yed bestilling av komplette pLaler. iennl igst rrppgi dct sckssilrede platcnunulrerct. hen orclcring cr)rnplete boards. kindlr specill the si.r-digit l-roard No. ff rt r t! 5T x? :I -t I ftl tgil PG ./tt .loa O ror O 106 _T

3、.Hl dl rlJ LT :rl (! i( ) rQ a3i Jr brH +rd*r 010l :12,1 - %r: *4; ftftr ?El#l B a) il !ll Pt or02 .l rfi tHJ Gh lol tqj p( rr C4 qts g g 1 g 0 1 f;ili,Nl,T;ff :I: : TANDBERG tape recorder series 4000X. European Model: From serial No. approx . 2271500. U.S. Model: From serial No. approx. 2268000. l,

4、 funksjonsvendere plifiers. mode switches. 9 g 1 9 0 3 ff-T;trJJJ*tffi H i:r*:,:rT:l1t: I I 1 I 0 I lilff:?*:i#.%1! : l;#oderren)991 90 7 ililf,ffi*:i#* lfixili3i OO 1 On ? Utgangsforsterkere og hpyttatervendere. s J t.,rU, L Power output amplifiers and loudspeaker selectors. i., ! tI I Tk .r .;l;*i

5、t,ffirr=p *ToI: hr b .- ffi f$ .,.,Lf.f f I :- .ti ffi $B I tl . +; l. t ffi*. ffi F#l *rsqIF+H;W-f# l, I l-p;re#ffii$4fuffip, +:, +,. ?pffiffi jgmfi I _ t : F,i#*iF qfr.ff,; # fl r :-e;q,m LP I r,Tl ,Al ,Ef,*, -.*.:Ltil # H. TFtff*/ ih f -t + IIZED REC. AMP LEVEL IND. AMP LEVEL IND. AMP 991901 TONE

6、 - CONTROL Q 101 Q 102 Q 103 Q 104 Q 105 Q 106 Q 107 Q 108 Q 10e Q 301 9,5 3,6 L2,5 7,6 7,5 11,5 12,5 23,0 L4,5 5,0 11,5 0 ,75 0, 65 3,6 1,3 7,6 2,15 L,20 L2,5 1,9 0, 56 5,0 0, 15 0, 10 3,0 0,65 7,0 1,5 0, 55 L2,0 1,2 0,0 4.4 Q 303 Q 304 Q 305 Q 306 Q 307 Q 501 Q 502 Q 503 Q 504 Q 505 I 601 24,5 1,6

7、 L2,0 24,0 24,0 24,5 24,5 26,5 26,5 0 0.67 11, 5 0, 75 1,6 12,0 0,40 6,5 6,5 12,2 11, 6 LI,2 120 11 0,15. 1,0 11, 5 0,0 6,2 6,2 11, 6 11,5 11, 1 12. 7 Q 603 Q 604 Q 605 Q 606 Q 801 Q 802 Q 803 Q e01 15, 15, 0 L2,0 15, 0 L2,0 29,0 44,0 44,0 32,0 25,0 13, 0 0,67 L4,0 L4,0 0,55 28,6 28,0 0,15 12,2 0, 0

8、5 L4,0 L4,0 0 28 27,5 0 INI. SIEAKR.L INT SPEAKER. R LIKESPENNINGER, TYPISKE VERDIER. DC VOLTAGES, TYPICAL VALUES. Melt direlife p6. transistorene med rprvoltmeter (Ri = 60MO), uten signal tilfort forsterkerne. p5. grunn av komponent-toleranser, m6. mindre avvik fra de oppgittelerdier vemes. Measure

9、d at transistor terminals with VTVM (Ri = 60Me), and without signal applied to the amplifiers. Owing to component tolerances, small deviations from listed value! shouldbe expected. 1l d 1t dJ n lt a cl dl o 302 -.! MASTER BOARD . IOP PLATE MARKING IJtl&_llol . REAR PANEL MARKTNC FREO. AtU. PRESI coN

10、lROL fr I I n flEsr PorNT Ao. r.Y o2r0CONNECT|ONlERlllllAL L : UPPER TRACK, LEFI CHANNEL R :LOWER IRACK, Rlo|ll CHANNEL RESTSIfiS r,/3U UNLESS OTHERWIS SPECTFTEO. RESTSTORS rNOrCAleO rN OirXS, $TLESS OIRWTSE SFC|F|ED k. r0o oilt4, M. I 000 000 oHr| ALL DC VOLTAGES IASURED WIIUI SICXAL. IiADPI|()TS INPUT SELECIOR S l! 59 ord Sl0 A PHofo-Lrl ,- eJ.g:= :H=ts :l trtl H DuEr-*r LINE,/PHONO AMP ,r/. ,L FROM II3 e- PREAIP OUIPUTS FROrl 213 (9F-.-* t$E,/tlrc SELECIoR STod 58 EOUALIZED REC. AMP MIC. AMP LINE,/PHONO AMP swfcls iE sl()wN lN uPeRATEO Folilrlol