Yorkville 400B Bass Amp Service Manual 电路图.pdf

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1、Before operating this unit, please read this manual thoroughly, and retain it for future use. Veuillez lire ce manuel attentivement avant dutiliser lappareil et le concerver pour consulta- tions ultrieures. RVIS 09/95 Printed in Canada Quality and Innovation Since 1963 SERVICE MANUAL YORKVILLE 400B

2、RadioFans.CN 收音机爱 好者资料库 Page 2 400 B SERVICE MANUAL SPECIFICATIONS POWER:725W, 4 Ohm load, 1KHz, 2 cycle burst 750W typical 400W, 4 Ohm load, 1KHz, continuous at 5%THD 440W typical 300W, 8 Ohm load, 1KHz, continuous at 5%THD 315W typical Measurements made with regulated 120V supply. SENSITIVITY: INP

3、UT 0dB25mVrms EFFECTS RETURN1Vrms 750mVrms typical DC OFFSET:-90dB below max output voltage, unweighted -94dB typical Measurement made with GAIN and VOLUME at 5; CONTOUR and EQ off. RadioFans.CN 收音机爱 好者资料库 .020 .012 .008 .005 ROUTE GAGE 0.01/HOLE VCD .020 .012 .008 .005 .020 .012 .008 .005 SOLDERSID

4、E M1019-8.00 M1019_8.00 H.G J.RR.W A.W S.E C.C BLANK SIZE=15.100 X 6.600 U101 TLO72 C120 100n D112 4148 R14247K C203 47n C204 470n C201 100n C217 22n JB104 EFX_SEND Q101 MPSA06 Q207 BC560 LD102 YEL C P102 20K1BPART#FUNCTION Q106 2N5638 D1101N4004 S102 CONTOUR #3421 LD101 GREEN C U103 MC14007UBE J9 P

5、ART#3676 U102 TLO72 C122100n C133100p C112 220n C11322N C114330N C115180N C1103n3 C1093N3 C10233N C101680p C10312N C104 330N C209 680p C116100p C211220P C1174N7 C1184N7 C13012N C123100n C1112N2 C121100n C119100n C127100p J23 C12682N C124 100n D114 4148 D113 4148 D111 4148 D1014148 D1024148 D1034148

6、D1054148 D1064148 D1044148 D1164148 D1154148 R14016K R13947K J33 R202180K R208 100R R209 820R R2106K8 R20747K R204 100R R205 1K R226 100R R225 1K5 R2246K8 R227 47K R342 100R R115 24K R116 24K R113 6K8 R11247K R111 4K7 R1031M R341 560R R33547K R10124K R107 22R R108 470R R104 470R R105 47R R106 470R R

7、1144K7 R11813K R11920K R3326K8 R12020K R33947K R138 1K R220 100R R221 560R R2186K8 R2226K8 R217 560R R21947K R21547K R216 100R R3406K8 R333 820R R334 100R R3366K8 R34347K R337 820R R338 100R R21147K R2146K8 R213 820R R212 100R R33147K R2286K8 R20347K R2066K8 R229 910R R330 100R R22316K R124180K R201

8、16K R1264M7 R1344M7 R129100K R1331M R1354K7 R1301K8 R1251M R132100K R1311K5 R123100K R1274K7 R1364K7 R1211K8 R1221K5 R1374K7 R143 470R R144470R R151100R R152470R R150470R R14910K0 R145 12K R146 10K0 R14810K0 R147 10K0 R10224K C134330N R154100K R15310K C215 47n C216 330n C213 100n C218 100n C206 150n

9、 C220 22n C221 2n2 C210 15n C107 3n3 C208 39n C205 10n C219 3n3 JB105 EFX-RTN JB103 FTSWTCH JB101 INPUT_0DB JB106 LINE-OUT JB102 INPUT_-6DB J38 WC10 J76 Q105MPSA06 C15012N Q205 BC560 Q204 BC560 Q208 BC560 Q203 BC560 Q209 BC560 Q202 BC560 Q210 BC560 Q206 BC560 Q201 BC560 Q103 BC560 Q104 BC560 P210 20

10、K1BPART#FUNCTION P209 20K1BPART#FUNCTION P208 20K1BPART#FUNCTION P207 20K1BPART#FUNCTION P206 20K1BPART#FUNCTION P205 20K1BPART#FUNCTION P204 20K1BPART#FUNCTION P203 20K1BPART#FUNCTION P201 20K1BPART#FUNCTION P202 20K1BPART#FUNCTION D1091N4004 D1081N4004 D1071N4004 S101 EQUALIZE #3421 S103 LIMITER #

11、3421 J57 J53 J3 J43 R158 1K J25 J40 J28 J41 J39 WC4 J1 J8 J6 J15 J17 J59 J135 C137100N J56 WC9 J52 J37 J49 J63 J61 J64 J24 J54 D51 4148 J51 J55 J71 J12 J10 D50 4148 R162 470R C129 2N2 J16 J18 C128100P J72 J74 J65 R161 10R WC3 RA 2K #4395 GAIN J48 J47 J46 J26 J29 R157100R J14 J11 J34 C105 100U 16V GU

12、IDE ETCH P22 STYLE WC5 JB108 EFX-LOOP GOLD-T+R J60 R156 680RJ30 J36 J45 U104 TLO71 J20 J27 WC1 R155 820R C214 1U J58 U100 TLO71 C202 1U C138 4U7 16V J75 C106 100U 16V J67 J35 J5 J42 J2 R1601K J13 R159 10K J66 J160 WC6 C140 100N C141100N J62 . GUIDE ETCH J50 C13533N ZD101 3V0 ZD1023V0 J22 C131 1U C21

13、2 2U2 25V C125220N J4 J68 J70 U105 TLO72 J21 J31 J7 C29 100N P13 STYLE WC2 JB107 LINE-OUT WC11 WC13 WC8 WC7 WC12 J44 CABLE PART#3681 GUIDE ETCH 11 10 9 8 7 6 5 4 3 2 1 #DESCRIPTION OF CHANGEVER#DATE MODEL(S):- D D D D D DEC/10/98 JUN/10/98 DEC/12/97 DEC/04/97 . JUN/06/97 V V V V V 8.00 7.00 6.00 5.0

14、0 . 4.00 N N N N N POT_SUPPORT_SCREW_ADDED POTS_CHANGED_TO_DETENT_STYLE ROTARY_POTS_CHANGED BREAKAWAY_PCB_FOR_TWEETER_ADDED AMP-INS_TO_EYELETS PC#4740_MODIFIED_SWITCHES 400B M1019.PCB_DATABASE_HISTORY TC1 3U3 100V TR1 10R 5WATT . . TWC1 P25 STYLE LIN 10K #4390 VOLUME OUT IN VER: 8.00 UP PCB 400B TWE

15、ETER M1019 400B GOLD GOLD GRN BLU RED GRN YEL ORNG SG . SG BLUE GREEN RED GOLD T&R GOLD-TIP NO GOLDNO GOLD GOLD TIP GOLD TIP POT P22 SCREW8870 WASHER 3511 PCB ASSEMBLY M1019-8.00 POT STYLES USED VERSION 7.00VERSION 6.00 VERSION 5 UP TO DELIVERED TO FINISHING BREAKAWAY TWEETER BOARD IS FOR 400B AND I

16、S 3 2 1 PRODUCTION NOTES TO THIS HOLE RIBBON CABLE BLACK LINE ON BEFORE SHEARING BREAK THIS BOARD AWAY INTERFER WITH THE SLIDERS BETWEEN THE SLIDERS DO NOT MAKE SURE THAT THE TRANSISTORS C209 MUST NOTSLIDE POTTOUCH LEG OF YELLOW ORANGE GREEN BLANK SIZE=15.100 X 6.600 PCB MECH M1019-8.00 RadioFans.CN

17、 收音机爱 好者资料库 VCD .020 .012 .008 .005 .020 .012 .008 .005 .020 .012 .008 .005 SOLDERSIDE M1018-5.00 M1018-5.00 H.GS.T BLANK SIZE=16.650X7.950 M1018 C.CA.W S.EJ.LR.W DRILL DETL M1018-5.00 J53 R35220R C16330P BAR DOWN D22 PART# MR854 JB2 OUT J52 D7BAT85 U2 TLO72 Q1 BC550 Q9 MJ15023 TYPE FUNCTION R58 5W

18、0R18 PT1 FUNCTION 4K7 BE Q14 FUNCTION MTA3055E ZD3 4745 16V/1W D8 BAT85 L1 PART# 5uH R13 1K8 1WATT F1 #3414 D5BAT85 D20BAT85 C3 PART# 100V 5600U TAB4 . . R11 470R 1WATT ZD2 4745 16V/1W R12 470R 1WATT R10 470R 1WATT R2617K8 R27 17K8 R282K49 R302K740 R2968R R16 470R 1WATT R8560K R3560K R656K R756K R11

19、K R21K R91K5 R51K5 R331K R451K R55 6K8 0.5W R311K8 R342K87 R382K2 R37 10R R3910R R431K8 R442K87 R46220R R40 680R R5727R R3633R2 R4560R R4133R2 R88 0.5W 27K R56 270R R3220K0 R4220K0 R53270R J21 C36220N D19 BAV21 D9 4148 D17BAV21 D18 1N4148 D16BAV21 D14 BAV21 D13 BAV21 D12MBR160 R15 1K8 1WATT C9470N C

20、173n3 C184N7 Q21 7915 FUNCTION JB7 C5 100N C7 100N C6 100N R85 0.5W 27K BAR DOWN D21 PART# MR854 BAR DOWN D1 PART# MR854 BAR DOWN D2 PART# MR854 JB1 OUT R73 0.5W 270R D34BAT85 R70 0.5W 270R R69 0.5W 270R R67 0.5W 270R R740.5W 18R R49 0.5W 1R R52 0.5W 1R R77 0.5W 270R LED1 RED WC14 WC15 R18 0.5W 1K J

21、B26 R19 0.5W 1K R68 0.5W 270R R72 0.5W 270R R71 0.5W 270R R47 0.5W 22R R750.5W 18R R50 0.5W 22R R66 0.5W 270R R76 0.5W 270R JB34 D6BAT85 Q2 BC550 Q7 BC560 Q4 BC560 Q3 BC550 Q6 BC560 WC11 Q11 BC550 BE Q13 FUNCTION MJFF15030 WC9 Q12 TYPE FUNCTION MJ15022 Q10 MJ15023 TYPE FUNCTION R60 5W 0R18 R63 5W 39

22、0R R64 5W 390R R59 5W 0R18 R61 5W 0R18 R65 5W 390R R62 5W 390R BE Q16 FUNCTION MTA2955 ZD4 16V/1W ZD5 16V/1W WC13 ZD6 16V/1W C24 25V 470u R54 6K8 0.5W C23 100N C4 PART# 100V 5600U WC4 C2 PART# 50V 4700U WC3 TAB5 . . TAB1 . . TAB2 . . TAB3 . . TAB7 . FUNCTION TAB6 . . Q15 TYPE FUNCTION MJ15022 #3892

23、R802K2 Q17 MAC224 TRIAC XXX YYY R8110K R78 39K R79 10R R821M Q18 MBS4992 ZD722VD231N4004 D25 4148 C10 10U 16V C30 1U 25V C31 1U 25V JB5 CLM 6500 U3 TAB8 . . TAB9 . . C35 15N JB15 D241N4004 WC7 JB13 JB12 JB9 Q22 J108 C3815N D11MBR160 JB31 C14 35V 1U WC6 JB20 J19 JB22 JB27 WC8 Q20 7815 FUNCTION JB3 WC

24、5 C15 100P JB4 R20 0.5W 4K7 J22 C344N7 JB10 R91 180R ZD1 4745 16V/1W JB14 WC12 JB35 PT#3600 R86 0.5W 27K C8 100N R90180R Q5 BC560 C22 100N JB30 BAR DOWN D26 MR752 PART# GUIDE ETCH GUIDE ETCH D15 4148 C19 100V 220N C1 PART# 50V 4700U J20 J57 R87 0.5W 27K Q8 MJF15031 FUNTION C26 100V 220N WC2 C12 1U 3

25、5V J1 C21 25V 470u R17 1K5 BAR DOWN D27 MR752 PART# BAR DOWN D28 MR752 PART# BAR DOWN D29 MR752 PART# BAR DOWN D30 MR752 PART# BAR DOWN D31 MR752 PART# BAR DOWN D32 MR752 PART# BAR DOWN D33 MR752 PART# R891M R14 470R 1WATT 4N7 250V C25 100N 250V J58 PART# PART# JB29 J56 ZD8 22V C33 10U 10V C32 10U 1

26、0V C13 1U 35V C11 1U 35V R4833K R51 33K CSA-5AMP-SB . R83270RJB11 C29 10U 16V 11 10 9 8 7 6 5 4 3 2 1 #DESCRIPTION OF CHANGEVER#DATE MODEL(S):- D D . JUN/02/98 APR/09/97 OCT/15/96 JUN/28/96 . . APR/02/96 NOV/30/93 V V . 5.00 4.00 4.00 3.60 . . 3.50 3.40 N N RTV_HOLES_MOVE_WC15 PC#5727_C25_SPACING_.9

27、_ADD PC#5355_ADD_3R9_R92_220N_C36 PC#5221_R83_470K-270R PC#5155_R38_3K9-2K2 BASE_TO_COLLECTOR_Q6 (C34) PC#5050_ADD_470R_(R83_4N7 C25_TO_100N 400B-400BS M1018.PCB_DATABASE_HISTORY GUIDE ETCH D10 BAV21 R92 2W 3R9 RTV 5.00 TRANS PRIM 18BLACK WIRES 12RED WIRES VERSION M1018 400B TYPE C26 ORANGE TYPE C19

28、 ORANGE BLK(18AWG) +45V -45V +90V -90V RED(18AWG) RED(18AWG) BLK(18AWG) BEFORE CAP BEFORE CAP ADD GOOP ADD GOOP GRN(22AWG) BLU GRN - + GREEN BLUE CAPS USE TANTLUM TO PWR LED. + - USE VTL5C8 FROM PWR TO PWR SW FROM T.B 1 TO T.B TO AC(WHT) FROM TRANS PRIM AC IN DIRECTION IN THIS MOUNT MOLEX ASSEMBLY M1018-5.00 U2 USE PART# 6882T1 TEXAS INSTRUMENTS ONLY. FOR E VERSION REPLACE FUSE CLIPS WITH A JUMPER WIRE. 2 1 PRODUCTION NOTES ONLY PART# 6882T1 FOR U2 USE NOTE: HOLE AZ FUSE CLIPS JUMPER IN PLACE OF FOR E VERSION STUFF BLANK SIZE=16.650X7.950 PCB MECH M1018-5.00 P:1018CMP.PRN