Acoustasonic_Junior_Service_Manual电路图.pdf

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1、ACOUSTASONIC JUNIOR p/n 022-1302-000 (120V) SERVICE MANUAL CONTENTS: Notices Specifications Theory of operation Parts lists: PCB assembly Chassis assembly Cabinet assembly Unit assembly Schematic Service diagram Unit assembly Fender Musical Instruments Corp. 7975 North Hayden Road Scottsdale, AZ 852

2、58 ACOUSTASONIC JUNIOR (This is the model name for warranty claims) SERVICE MANUAL AUGUST 1997 IMPORTANT NOTICE: The information contained herein is CONFIDENTIAL and PROPRIETARY to Fender Musical Instruments Corp. It is disclosed solely for use by qualified technicians for purposes of equipment main

3、tenance and service. It is not to be disclosed to others without the expressed permission of Fender Musical Instruments Co. All specifications subject to change without notice. For warranty repair service, only Fender specified part numbers are to be used. It is recommended they also be used for pos

4、t-warranty maintenance and repair. Parts marked with an asterisk (*) indicate the required use of that specific part. This is necessary for RELIABILITY and SAFETY requirements. DO NOT USE A SUBSTITUTE! A coded naming convention is used in the description of certain parts. The codes and what they mea

5、n are as follows: CAPACITOR CODES HARDWARE CODES CAP AE=Aluminum ElectrolyticBLX=Black Oxide CAP CA=Ceramic AxialCR=Chrome Plated CAP CD=Ceramic DiskHWH=Hex Washer Head CAP MPF=Metalized Polyester FilmM=Machine Screw CAP MY=MylarNI=Nickel Plated CAP PFF=Polyester Film/FoilOHP=Oval Head Phillips PB=P

6、article Board RESISTOR CODESPHP=Pan Head Phillips PHPS=Pan Head Phillips Sems RES CC=Carbon CompSMA=Sheet Metal A Point RES CF=Carbon FilmSMB=Sheet Metal B Point RES FP=Flame ProofSS=Stainless Steel RES MF=Metal FilmTF=Thread Forming RES WW=Wire WoundZI=Zinc Plated 1 RadioFans.CN 收音机爱好者资料库 ACOUSTAS

7、ONIC JUNIOR SPECIFICATIONS Product Release No.:PR 334 (This is not a model number) Part Number:120V Version 22-1302 240V Aust22-1332 230V UK22-1342 230V EUR22-1362 100V22-1372 Power Requirements:100V Version: 100 VAC, 50/60 Hz, 300W 120V Version: 120 VAC, 60 Hz, 300W 230V : 230 VAC, 50 Hz, 300W 240V

8、 Version: 240 VAC, 50 Hz, 300W Power Amplifier Section Power output:40 Watts RMS per channel, (80W RMS Total) into 8 ohms .12% THD, both channels driven Sensitivity:640 mV stereo effects return (both channels) Preamp Section Input Impedance:10 M (inst), 3.6 k (Mic), 36.4 k (Line/Inst) Sensitivity Fo

9、r Full Power:12.75 mV (Inst), 5 mV (Mic), 50 mV (Line/Inst) Tone Controls:Treble +/- 15dB 15kHz (Inst) b)It allows for the separate selection of reverb for channel 1; c)It allows for separate selection of chorus for channel 2. STEREO BUFFERS The Stereo Buffers (left: U10A, right: U10B) route the L t

10、his is dropped to approximately 16 V and regulated with 7815 Ch2:gain/bass/treb/rev send; reverb) 1019994CONTROL T-POT 100k 20% PC MTGR165 (Chorus bias) ACOUSTASONIC JUNIOR PARTS LIST PRINTED CIRCUIT BOARD ASSEMBLY (CONTINUED) QTY PART # DESCRIPTION REFERENCE DESIGNATION 1051020CONTROL SNAPIN 100K10

11、C DUALR18 (Feedback notch) 4064089DIODE 1N4003 LLD112-113, D212-213 34006260DIODE 1N4448 SIGNAL LLD1-10, D15-18, D22, D100-101, D104, D106-111, D200-201, D204, D206-211 2031635DIODE ZEN 1n5240b 10v 5% LLD23-24 4029045DIODE 6A 400v 6A4 LEAD FORMEDD11-14 4025821DIODE HV FDH-400 SWITCHING LLD103, D105,

12、 D203, D205 2031017DIODE ZEN 1n5223b 2.7v 5% LLD20-21 13025802FSTN TAB MALE .250 x.032 PCB MTP1-13 2051094FUSE CLIP, PCB 5mm (EXPT) F1 9031611IC DUAL OP AMP PC4560U2-4, U8-12, U14 3016795IC DUAL OP AMP TL072U1, U6-7 1029672IC MN3101 CLOCK GEN/DRIVERU15 1029671IC MN3007 BUCKET BRIGADEU13 1027404IC CA

13、3080AE OTAU5 1013562IC REGULATOR +15V MC7815CTU16 1013564IC REGULATOR -15V MC7915CTU17 2050849HEATSINK PCB LEVEL regulator 2039420SCRW M 4-40X3/8 PHP SS SEMS regulator 2097360NUT HEX 4-40 EX LOCK regulator 2051724XSTR, PNP POWER MJW21191 TO-247Q19, Q29 2051725XSTR, NPN POWER MJW21192 TO-247Q20, Q30

14、4040903INSULATOR MICA TO-218 Q19-20, Q29-30 4032934SCRW TF 4-40 x1/2 HIHS ZI Q19-20, Q29-30 4032908SCRW TF 6-32x3/8 PHP ZI heatsink 1031725HEATSINK PLT LX/SR/RP/ULT/DLX 1051006JACK 1/4 PCB DUAL TIP MONOJ7 3051007JACK 1/4 PCB STEREO W/ SWITCHJ4-6 2031570JACK PHONE PCB STEREO PREMJ1-2 2048466JACK RCA

15、SINGLE PCB MOUNTJ8-9 1051019XLR, FEMALE, RT ANGLEJ3 1028039LED RED 5x5mm SLB-55VR3D19 19904701440SPACER LED .7x.125 BLUE D19 1033177LED RED/GREEN 5x5mm BI-COLORD26 1036178SPACER LED .5x.1 BRND26 4027750RES MF 1/4W 5% 100 ohm LLR116-117, R216-217 4038814RES MF FUSE 1/4W 5% 220 ohm LLR114-115, R214-21

16、5 4031819RES MF 1/4W 1% 1.82k LLR49-50, R130-131 4031818RES MF 1/4W 1% 18.2k LLR47-48, R51-52 4 ACOUSTASONIC JUNIOR PARTS LIST PRINTED CIRCUIT BOARD ASSEMBLY (CONTINUED) QTY PART # DESCRIPTION REFERENCE DESIGNATION 7024947RES CF 1/4W 5% 47 ohm LLR71, R104-105, R168-169, R204-205 4024952RES CF 1/4W 5

17、% 100 ohm LLR30, R126, R132, R143 3024956RES CF 1/4W 5% 220 ohm LLR186-187, R189 13024965RES CF 1/4W 5% 1k LLR4, R29, R32, R42, R44, R84, R87, R100, R107-108, R200, R207-208 8024970RES CF 1/4W 5% 1.8k LLR102-103, R109-110, R202-203, R209-210 6024971RES CF 1/4W 5% 2.2k LLR6-7, R13, R35, R113, R213 40

18、24972RES CF 1/4W 5% 2.7k LLR112, R178, R188, R212 5024973RES CF 1/4W 5% 3.3k LLR53, R64, R66, R73, R150 5024977RES CF 1/4W 5% 4.7k LLR1, R63, R72, R106, R206 3028034RES CF 1/4W 5% 5.1k LLR167, R172-173 25024981RES CF 1/4W 5% 10k LLR14-16, R19-22, R24, R26-27, R33, R68-69, R74, R128, R133-134, R138,

19、R140, R142, R146-149, R159 2024985RES CF 1/4W 5% 15k LLR60, R62 5024986RES CF 1/4W 5% 18k LLR153, R164, R175-177 1029006RES CF 1/4W 5% 20k LLR28 6024987RES CF 1/4W 5% 22k LLR36-39, R156, R161 4024988RES CF 1/4W 5% 27k LLR101, R111, R201, R211 1024989RES CF 1/4W 5% 33k LLR155 2024993RES CF 1/4W 5% 47

20、k LLR129, R152 3028990RES CF 1/4W 5% 51k LLR17, R79, R81 1024994RES CF 1/4W 5% 56k LLR25 28024997RES CF 1/4W 5% 100k LLR3, R11, R43, R55-59, R70, R80, R82-83, R85-86, R91, R93, R96, R98, R127, R137, R139, R157, R160, R162, R170-171, R184-185 2028549RES CF 1/4W 5% 110k LLR180-181 1024999RES CF 1/4W 5

21、% 150k LLR12 2025059RES CF 1/4W 5% 220k LLR163, R179 2025061RES CF 1/4W 5% 330k LLR166, R174 1025828RES CF 1/4W 5% 430k LLR31 11025065RES CF 1/4W 5% 470k LLR41, R75, R77-78, R90, R92, R94-95, R97, R99, R154 7025069RES CF 1/4W 5% 1M LLR23, R45-46, R88-89, R135, R141 1025079RES CF 1/4W 5% 4.7M LLR34 1

22、025084RES CF 1/4W 5% 10M LLR2 4027750RES MF 1/4W 5% 100 ohm LLR116-117, R216-217 4038814RES MF FUSE 1/4W 5% 220 ohm LLR114-115, R214-215 4031819RES MF 1/4W 1% 1.82k LLR49-50, R130-131 4031818RES MF 1/4W 1% 18.2k LLR47-48, R51-52 ACOUSTASONIC JUNIOR PARTS LIST PRINTED CIRCUIT BOARD ASSEMBLY (CONTINUE

23、D) QTY PART # DESCRIPTION REFERENCE DESIGNATION 1027869RES CF 1/2W 5% 470 ohm LLR145 1026549RES CF 1/2W 5% 1.5k LLR136 1028861RES CF 1/2W 5% 3.3k LLR183 1029722RES FILM 1W 5% 1k LLR144 4031628RES MOF 2W 5% .22ohm LLR118-119, R218-219 2051417RES MOX 2 WATT 22 OHM LLR120, R220 1036351RES MOF 2W 5% 100

24、ohm LLR124 1028022RES FILM 2W 5% 120 ohm LLR125 1037845RES WW BT 5w 10% 47 ohmR121 5028091SWITCH PUSH SLFLK SHORT STROKES1-5 5048451BUTTON PUSH OFF WHITE S1-5 4014689XSTR N-CH JFET J111 TO-92Q5, Q7-9 6016739XSTR NPN 2N4401 TO-92Q2-4, Q6, Q31-32 2016742XSTR PNP 2N4403 TO-92Q1, Q10 4025752XSTR PNP 2SA

25、1038STPSQ13-14, Q23-24 4051447XSTR PNP 2SB1236Q15, Q18, Q25, Q28 6025751XSTR NPN 2SC2362K/2SC2389STPSQ11-12, Q16, Q21-22, Q26 2051448XSTR NPN 2SD1857Q17, Q27 2029719CABLE FLAT 5 CKT 10P14-P15 1051012PCB FAB ACOUSTASONIC JR. CHASSIS ASSEMBLY QTY PART # DESCRIPTION REFERENCE DESIGNATION 1050825CHASSIS

26、, ACOUSTASONIC JR. 1051341PANEL, FRONT, ACOUSTASONIC JR. 1051013LABEL, REAR, ACOUSTASONIC JR. 1049081LABEL SERIAL (CORONA) 1013020LABEL GROUNDING SEMKO 1050782XFMR PWR 80W 120V(domestic only) 1050783XFMR PWR 80W 230V230/240V units 1051727XFMR PWR 80W 100V100V units 4027636SCRW TF 8-32x5/8 HWH BLXat

27、XFMR 1051014PCB ASSEMBLY ACOUSTASONIC JR. 1048386FUSE QA 20mmX5mm 250V 3A UL/CSA100/120V units 1020793FUSE QA 20mmx5mm 250v 1.6A230/240V units 3028937SCRW TF 6-32x5/8 PHP ZI TAPTYTPCB mtg 3025936STANDOFF NYL PCB SNAP 3/8 NATPCB mtg 5 ACOUSTASONIC JUNIOR PARTS LIST CHASSIS ASSEMBLY (CONTINUED) QTY PA

28、RT # DESCRIPTION REFERENCE DESIGNATION 1031726HEATSINK BAR 5028500SCRW TF 8-32x3/4 HWH SLTD Z1at HEATSINK 2031647NUT HEX 12mmx1mm NIat 1/4 JACKS 4016352NUT HEX 3/8-32x3/32 TK NIat rear 1/4 JACKS 2051155SCRW #4 HI LOat XLR 13051018KNOB ROTARY BRN/WHT 180 DEGat CONTROLS 13033206BUSHING KNOB SPACERat C

29、ONTROLS 2049650CORD WRAP STYLE 2cord wrap 2037623SCRW TC25 6x1/2 PHP ZIat cord wrap 1025935SWITCH DPST .187 TAB (DOM)100/120V units 1039287SWITCH DPST .187 TAB GLOBAL230/240V units 1026527CABLE ASSY PWR 120V .187 TABS(domestic only) 1036479CABLE ASSY PWR AUST .187 TABS240V Aust 1040992CABLE ASSY PWR

30、 5A U.K.187 TAB230V U.K. 1026528CABLE ASSY PWR 230v .187 TAB230V Euro 1048465CABLE ASSY PWR .187 100V100V 1025722CABLE REVERB 1100mm 1026038BUSHING SR .625x.062x37/64 BLKfor PWR CABLE 1010401BUSHING SR .625x.125x37/64 WHTfor PWR CABLE 1012560BUSHING SNAP 5/8x27/32 BLKfor rev/spk cables 1038900SCRW T

31、F 6-32X1/4 PHP ZIat ground lug CABINET ASSEMBLY QTY PART # DESCRIPTION REFERENCE DESIGNATION .255036797CLOTH GRILLE TAN/BRN .166029085VELCRO STRIP LOOP 1.5wd BLK(at frame) for grille mtg. 1.34036796TOLEX BROWN COVERING .011027648TAPE ALUM 6x60YDSfoil shield .166029086VELCRO STRIP HOOK 1.5wd BLK( baf

32、fle) for grille mtg. 1037121HANDLE STRAP BRN 1032524INSERT HANDLE 2025395HANDLE CAP 1 HOLE NI 2022244SCRW M 10-32x1-1/8 OHP NI handle caps 10021972NUT T 10-32x3/4 STR 3 PRNG BLX 2026566CORNER 2 HOLE w/TAB NI bottom, front of cab 2026568CORNER 3 HOLE NI bottom, rear of cab 6026571SCRW SMAB 8X5/8 THP

33、NI corners 4019275INSET GLIDE CUSHION 1.27 DIA. feet 4019276GLIDE CAB 1.24X.335 NIfeet 4026625SCRW WOOD 8x1 FH feet ACOUSTASONIC JUNIOR PARTS LIST UNIT ASSEMBLY QTY PART # DESCRIPTION REFERENCE DESIGNATION 1050824CAB ASSY, ACOUSTASONIC JR. 1051021CHS ASSY ACST. JR. 120Vdomestic 1051022CHS ASSY ACST.

34、 JR. 230V230V Euro 1051023CHS ASSY ACST. JR. 230V U.K.230V U.K. 1051024CHS ASSY ACST. JR. 240V AUST.240V Aust 1051025CHS ASSY ACST. JR. 100V100V 4011655SCRW M 8-32x1-1/2 OHP NIchs 2051683SCRW TF 8-32X1-5/16 OHP NIchs side 6020690WSHR FNSH 8-5/8 82DG FLNGD NI screws 2051478LEG, AMP TILT 13-3/4 202199

35、8NUT FLEX LOCK 10-32 W/NYLON IN leg 2022277SCRW M 10-32x1-1/2 OHP NI leg pivot screw 2022285WSHR SP LOCK 1/4x.493 ZI leg 6022319WSHR FLAT 1/4x9/16 NI leg 2024646WASHER LEG STOP TN leg stop 2031344SCRW SMA 10 x3/4 OHP NIleg stop screw 2051016SPEAKER 8 8 OHM ACOUSTASONIC 8026577SCRW M 10-32X1 PHP BLX

36、SPEAKER 1049260HORN CERAMIC PIEZO KXR 60 49904101110SCREW PB 8x5/8 PHP BLX HORN 1036795NAMEPLATE 62 FENDER 4037210SCREW SMA 2x3/8 OHP NI LOGO 1051449NAMEPLATE ACOUSTASONIC JR. 1031669REVERB UNIT 800 ohm 8EB2C1D 4029821EYELET RFLNGD .215 OD x.315 L pan 5029828SCRW PB 8X3/4 PHP ZI pan/clamp 1022491CLAMP CABLE NYL SCRW MNT 5/16for rev. cable 6