Public Address Power Amplifier PA-648

Size: px

Start display at page:

Download "Public Address Power Amplifier PA-648"

Edwina Mosley
5 years ago
Views:

1 Public Address Power Amplifier PA-68

CONTENTS Specifications......................................... Electrical Parts List..................................... Top and Bottom View of P.C. Board........................ 6 Wiring Diagram.

2 CONTENTS Specifications Electrical Parts List Top and Bottom View of P.C. Board Wiring Diagram Block Diagram Schematic Diagram Exploded View of Cabinet & Chassis / Mechanical Parts List... 6

3 SPECIFICATIONS PA-68 Rated Output Power (THD 5%, khz) Frequency Response (+/-3dB) 80W 70Hz-8kHz T.H.D Less than 5% High Pass Filter (00Hz) Gain Control S/N Input Sensitivity/Impedance Output Voltage/Impedance -3dB 0 ~ -db Better than 90dB V/0kΩ Balanced Ω/3.8V 8Ω/6V 0.Ω/70V 0.8Ω/00V Operating Temperature Power Source Power Consumption(/8 power) Weight Dimensions -0 C ~ +0 C 00 0VAC or 0 0VAC; 50/60Hz, VDC (Supplied AC mains transformer depends on country requirements) 600W kg/5.9lb 8(W) 3(H) 80(D)mm/9(W)x5.(H)x(D)in * Specifications and design subject to change without notice.

4 ELECTRICAL PARTS LIST Ref. Part No. Description Value MAIN B'D CN3 5 0P/BP-VH/3.96,BPVH-0P LW060-0P CN 7 CON WAFER,LOCK(M),6P,ST LW060-06P CN CN CON WAFER,BOX(M),P,ST LW567-0P C 0583 CAP,E,SM,SG,85C,.UF,50V,M,5P,TA./50 C CAP,E,SM,SG,85C,UF,50V,M,5P,TA /50 C5-6 C8 C C-5 C CAP,E,SM,SG,85C,0UF,50V,M,5P,TA 0/50 C7 055 CAP,E,SM,SG,85C,7UF,50V,M,6P,TA 7/50 C9 C CAP,E,SM,SG,85C,.7UF,50V,M,5P,TA.7/50 C CAP RSA 00UF 00V SNAP 3 P 00/00 C CAP,E,SM,SD,85C,70UF,5V,M,0X.5,TA 70/5 C6 053 CAP,E,SM,SG,85C,00UF,50V,M,8P,TA 00/50 C CAP,E,SM,SG,85C,0UF,5V,J,8P,TA 0/5 C CAP,E,SM,SG,85C,33UF,50V,M,6P,TA 33/50 C CAP EM 0.7UF 50V K 0.7/50(M) CR- 507 CAP,CE,3300PF,6V,M,AX,TA 3300P6 CR- 85 CAP,CE,000PF,50V,K,AX,TA 0.00U CR3 86 CAP,CE,0PF,50V,K,AX,TA 0P CR 55 CAP,CE,TEMP,SL,.7PF,50V,D,AX,TA.7P CR5 8 CAP,CE,00PF,50V,K,AX,TA 00P CR6-7 9 CAP,CE,70PF,50V,K,AX,TA 70P CR CAP CE Y 00000PF 50V Z AXIAL 0.U D DIODE,SW,00MA,75V,N8M,DO-3M,TA N8 D DIODE SCHOTTKY MBR060PT MBR060 D 0659 DIODE,RE,A,800V,N006,DO-,TA N006(007) F FUSE CLIP,6X3.8 CLIP 3.8mm FAN 96 FAN (F38HB) FAN H CON ASS'Y P RED TUBE 50-TER ASS'Y P RED TUBE H- 000 CON ASS'Y,DS,P,P.6 ASS'Y,DS,P H CON ASS'Y P RED TUBE 50-TER VALUE H CON ASS'Y P BLK TUBE 50-TER ASS'Y P BLK H CON ASS'Y P BRN # 50-TER ASS'Y P BRN H CON ASS'Y P BRN TUBE 50-TER ASS'Y P BRN TUBE H CON ASS'Y P RED # 50-TER ASS'Y P RED H CON ASS'Y P RED # 50-TER ASS'Y P RED IPT 0367 TRANS,IPR,50OHM,55/55OHM 0367 P TERMINAL(50)PCB TAB 50T Q Q3 Q9-0 Q TR,SG,NPN,50MA,50V,KTC398Y,TO-9,TA KTC398-Y Q 050 TR,SG,NPN,300MA,0V,KTD30,TO-9,TA KTD30 Q 058 TR,SG,NPN,00MA,0V,KTC300BL,TO-9,TA KTC300-BL Q TR,SW,NPN,50MA,50V,KTC306,TO-9L,TA KTC306-Y Q TR,PW,NPN,.5A,80V,KTC370A,TO-0IS KTC370A-Y Q TR,PW,NPN,5V,80V,SC3856,TO-3P(N) SC3856 Q TR,PW,NPN,3A,60V,KTD058,TO-0AB KTD058-Y Q TR,SG,PNP,50MA,50V,KTA66Y,TO-9,TA KTA66-Y Q TR,SG,NPN,00MA,50V,SC00,TO-6 SC00 R RES,CE,WW,0.,3W,5% 0. 3W R-3 R6-0 R R6 R9 R79 R8 037 RES,MF,0K,/5W,5%,AX N,TA 0K R-5 R3 036 RES,MF,5.6K,/5W,5%,AX N,TA 5.6K R- R73 R RES,MF,00K,/5W,5%,AX N,TA 00K R5 069 RES,MF,.8K,/5W,5%,AX N,TA.8K R RES,MF,330,/5W,5%,AX N,TA 330 R RES,MF,90,/5W,5%,AX N,TA 90 R30 07 RES,MF,K,/5W,5%,AX N,TA K R3-3 R36-37 R RES,MF,7K,/5W,5%,AX N,TA 7K R RES,MF,8K,/5W,5%,AX N,TA 8K R RES,MF,7.5K,/5W,5%,AX N,TA 7.5K

5 ELECTRICAL PARTS LIST Ref. Part No. Description Value R38 R RES,MF,70,/5W,5%,AX N,TA 70 R39-0 R RES,MF,33,/5W,5%,AX N,TA 33 R R9 066 RES,MF,70,W,5%,RA R,TA 70 W R 0668 RES,MF,.7,W,5%,RA R,TA.7 W R3 R5-53 R RES,MF,70,/5W,5%,AX N,TA 70 R 033 RES,MF,.7K,/5W,5%,AX N,TA.7K R5 036 RES,MF,390,/5W,5%,AX N,TA 390 R RES,MF,K,W,5%,RA R,TA K W R RES,MF,,/5W,5%,AX N,TA R RES,MF,00,/5W,5%,AX N,TA 00 R56 R59 08 RES,MF,.K,/5W,5%,AX N,TA.K R RES,MF,0K,/5W,5%,AX N,TA 0K R70 07 RES,MF,9.09K,/5W,%,AX N,TA 9.09K % R7 037 RES,MF,56K,/5W,5%,AX N,TA 56K R RES,MF,75K,/5W,5%,AX N,TA 75K R7 036 RES,MF,3.K,/5W,%,AX N,TA 3.K % R75 00 RES MF.K /8W FN.K % R RES,MF,8.66K,/5W,%,AX N,TA 8.66K % R RES,MF,0,W,5%,RA R,TA 0 W R83 R RES,MF,K,/5W,5%,AX N,TA K R8 R RES,MF,6.8K,/5W,5%,AX N,TA 6.8K R RES MF 80K /8W J N 80K R88 08 RES CF K /5W J N K RLY 69 RELAY 897P-AH-D T0(DCV)S.C 897P-AH-D SVR RES SEMI FT-63 TP(00) 00 TH- 035 THERMIST,NTC,50OHM,5C TH50 TP-5 8 CNT PLUG P CNT-0P U U 086 IC,OP AMP,NJM558D,DIP8 558D U 0888 IC,OP AMP,NJM580D,DIP8 580D U IC,VOLT REG,5V,A,MC785CTG,TO-0AB 785 ZD 075 DIODE,ZN,500MW,BM,7.5V,DO-35,TA 7.5B ZD ZD8 07 DIODE,ZN,500MW,BM,6V,DO-35,TA 6BM ZD DIODE,ZN,500MW,BM,8.V,DO-35,TA 8.BM ZD 0735 DIODE,ZN,500MW,BM,0V,DO-35,TA 0BM ZD DIODE,ZN,500MW,BM,5.6V,DO-35,TA 5.6BM ZD DIODE,ZN,500MW,BM,V,DO-35,TA BM ZD9 078 DIODE,ZN,500MW,BM,V,DO-35,TA BM ZD DIODE,ZN,W,BM,0V,DO-,TA 0V W ZD 0767 DIODE,ZN,W,BM,V,DO-,TA V W LED DRIVER B'D AN CON ASS'Y P 0MM ASS'Y-0P C0 C CAP,E,SM,SE,85C,0UF,50V,M,6.3X5,TA 0/50 C0 058 CAP,E,SM,SE,85C,UF,50V,M,X5,TA /50 C0 055 CAP,E,SM,SG,85C,7UF,50V,M,6P,TA 7/50 C CAP,E,SM,SE,85C,.7UF,50V,M,TA.7/50 C07 05 CAP,E,SM,SRE,85C,UF,50V,M,5P,TA /50 CR0 9 CAP,CE,TEMP,SL,0PF,50V,J,AX,TA 0P CR CAP CE Y 00000PF 50V Z AXIAL 0.U D DIODE,SW,00MA,75V,N8M,DO-3M,TA N8 LD LED,RND 3MM,RED,CLR,U,AN5,TA ML3BHDF-EAA-T LD LED,RND 3MM,GRN,CLR,U,AN5,TA LTL-CHGE-0A R0 R0 070 RES,MF,8K,/5W,5%,AX N,TA 8K R RES,MF,33K,/5W,5%,AX N,TA 33K R RES,MF,8.K,/5W,5%,AX N,TA 8.K R RES,MF,K,/5W,5%,AX N,TA K R06 R08 R3 038 RES,MF,00K,/5W,5%,AX N,TA 00K 3

6 ELECTRICAL PARTS LIST Ref. Part No. Description Value R RES MF 9.K /8W F N 9.K % R RES,MF,3.9K,/5W,5%,AX N,TA 3.9K R0 08 RES,MF,.K,/5W,5%,AX N,TA.K R 037 RES,MF,80,/5W,5%,AX N,TA 80 R 085 RES,MF,0,/5W,%,AX N,TA 0 % R3 039 RES,MF,M,/5W,5%,AX N,TA M R RES,MF,6.8K,/5W,5%,AX N,TA 6.8K R6-07 RES,MF,K,/5W,5%,AX N,TA K R 033 RES,MF,.7K,/5W,5%,AX N,TA.7K R 056 RES,MF,.5K,/5W,5%,AX N,TA.5K R5 037 RES,MF,0K,/5W,5%,AX N,TA 0K R RES,MF,680K,/5W,5%,AX N,TA 680K Q0 058 TR,SG,NPN,00MA,0V,KTC300BL,TO-9,TA KTC300-BL Q0 Q TR,SG,NPN,50MA,50V,KTC398Y,TO-9,TA KTC398-Y Q03 05 TR,SG,NPN,700MA,50V,SD-AA SD U IC,OP AMP,NJM558D,DIP8 558D ZD0 073 DIODE,ZN,500MW,BM,9.V,DO-35,TA 9.B ZD DIODE,ZN,500MW,BM,V,DO-35,TA BM TERMINAL B'D R9 079 RES,CE,WW,00,5W,5%,RA T 00 5W T 895 TERMINAL,SCREW,P,0MM,ST TERMINAL0P TP 8 CNT PLUG P CNT-0P C CAP,FILM,POLYSTR,0.07UF,00,J 0.07/00(M) CN8 0 WAFER LW(3.96) 5P JIS WAFER SP CAP,CE,HI-DI,0.0UF,500V,Z,RA,TA 0.0/500 J J3 J6 039 JUMP WIRE JUMPER(DOM. etc.) J J/ J/ J6 039 JUMP WIRE JUMPER(UL/CSA) JACK B'D AN 0783 CON ASS'Y 6P SHIELD #6 CON ASS'Y 6P SHIELD BKT 358 BRACKET PCB PS-A5 BRACKET BKT 36 BRACKET PHONE JACK B BRACKET C 0580 CAP,E,SM,SG,85C,0.UF,50V,M,5P,TA 0./50 C CAP,E,SM,SG,85C,0.7UF,50V,M,5P,5,TA 0.7/50 C CAP,FILM,POLYSTR,0.0UF,00V,J,TA 0.0/00(M) C CAP,E,LA,5000UF,63V,M,35* /63 DC 590 TERMINAL,DC,P,9MM,AN,V-0 TERMINAL0P F5 858 FAU SCHURTER PU-30 FH-FAU H 0786 CON ASS'Y P WHT TUBE 50-TER ASS'Y P WHT TUBE H CON ASS'Y P BLK TUBE 50-TER ASS'Y P BLK TUBE H CON ASS'Y P RED TUBE 50-TER ASS'Y P RED H 0855 CON ASS'Y P BLK TUBE 50-TER ASS'Y P BLK TUBE H CON ASS'Y P BLUE CON ASS'Y P BLUE H CON ASS'Y P RED TUBE 50-TER ASS'Y P RED TUBE H CON ASS'Y P BLK TUBE 50-TER ASS'Y P BLK TUBE JK 675 JACK,XLR(F),U,3P,AN XLR/F JK 0898 JACK,XLR(M),U,3P,AN,E03A0090N XLR/M P3-6 P9-0 P9-P 903 TERMINAL(50)PCB TAB 50T R 0308 RES,MF,3.3K,/5W,5%,AX N,TA 3.3K SW- 98 SW,SLIDE,HOR,DPDT,NS,L7.5 SV000 VR 0593 VR,ROT,HOR,U,L5,5K,B 5KB POWER S/W B'D (PW SW B'D) AN 007 CON ASS'Y,FL,P,56,5088,30MM ASS'Y-0P C CAP,CE,AC,Y/X,0,0UF,50VAC,M,RA 0.0/50 SW3 57 SW POWER JPP 97BCS3 JPP 97BCS3

7 ELECTRICAL PARTS LIST Ref. Part No. Description Value H CON ASS'Y P BRN # 50-TER ASS'Y P BRN POWER LED B'D (PW LED B'D) AN3 008 CON ASS'Y,FL,P,56,5088,00MM ASS'Y-0P LD3 035 LED,RND,3.MM,BLU,CLR,U,ST.5 LTLCHTBK R3 08 RES,MF,.K,/5W,5%,AX N,TA.K HL0 978 LED LIMITER LIMITER ASS'Y F 60 FUSE,0MM,T,8A,50V,K/U/CS/J T8A/50V F-3 70 FUSE,3.8MM,T,0A,50V,K/U/CS T0A/50V D 067 DIODE,BR,50A,600V,GBPC5006,GBPC GBPC5006 OPT TRANS OUTPUT PA-935A O.P.T PA-938 ACIN 738 AC INLET,3P,SS-0,50T-.0T PT TRANS POWER PA-938 (0V) 0V TRANS POWER PA-938(5/30V) 5V/30V TRANS POWER PA-938(0V) 0V AC Cord Set 0690 AC CORD DOME 0A INLET 0V 0698 AC CORD SET,3P,6A,50VAC,V,00MM 30V 0693 AC CORD,3P,0A,50VAC,V,500MM 30V,UK AC CORD SET,3P,0A,50VAC,SAA,500MM 0V,SAA 0697 AC CORD SET,3P,0A,5VAC,U,000MM 0V AC CORD SET,3P,0A,5VAC,J,800MM 00V 5

8 TOP & BOTTOM VIEW OF P.C BOARD 6

9 TOP & BOTTOM VIEW OF P.C BOARD 7

10 TOP & BOTTOM VIEW OF P.C BOARD 8

11 TOP & BOTTOM VIEW OF P.C BOARD 9

12 TOP & BOTTOM VIEW OF P.C BOARD 0

13 TOP & BOTTOM VIEW OF P.C BOARD

14 TOP & BOTTOM VIEW OF P.C BOARD

15 WIRING DIAGRAM 3

16 BLOCK DIAGRAM

17 SCHEMATIC DIAGRAM 5

18 EXPLODED VIEW OF CABINET & CHASSIS/ MECHANICAL PARTS LIST EXPLODED VIEW OF CABINET & CHASSIS/ MECHANICAL PARTS LIST S3 3 S0 S6 6 S6 7 S 0 S8 S7 S6 SCREW BTC 3X8B SCREW BM 3X6N HEX MSPM 3XY S5 5 S5 S S3 ASS'Y SCREW PM X8B SCREW BTC X8B SCREW WSAM X8B S SCREW 3BTC 3X6B S3 S S6 9 S S S0 S9 S8 S7 S6 S5 S SCREW BM 3X6N SCREW WSAM X8B SCREW BTC 3X8B SCREW ASS'Y PM X8N SCREW 3BTC X8B ASS'Y SCREW PM X8B SCREW BTC 3X6B SCREW BM 3X6N S7 S3 S S SCREW 3BTC X8Y SCREW BTC 3X6B SCREW 3BTC 3X6B S3 S7 S6 S8 8 S S0 9 E±? OPTION TERMINAL STUD TERMINAL COVER AC INLET AC CORD MAIN B'D STUD BKT DOM. 3 GUIDE BKT S 3 9 S HEAT SINK TRANS OUTPUT TOP COVER PCB JACK B'D POWER LED B'D BKT PHONE JACK "B" BRACKET PCB TERMINAL B'D POWER TRANS POWER S/W B'D S S3 S7 0 9 FAN BRACKET FAN LENS LED LED SPONGE WINDOW FOOT MAIN CHASSIS HANDLE B.K.T 85A A DOM. FRONT PANEL 86A DECO KNOB POWER KNOB PUSH HANDLE 3 SIZE NO PART NAME PART NUMBER Q'TY REMARK 6 7

19 MADE IN KOREA

Service Manual VOX CAMBRIDGE 30R

Service Manual VOX CAMBRIDGE 30R CONTENTS 1) Electrical Specification 2 2) Circuit Diagram 3 3) Parts List 6 Revision: 1.00 Issued date: Jul.17.2000 Issued by: KORG INC. ELECTRICAL SPECIFICATION MODEL