Ampeg_svt_2033759_xx_b00_sch 电路图 维修原理图.pdf

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1、SCHEMATIC B00 2033759-XX 8-9-09TH LOUD Technologies Inc. 2033759-XX-B00.sch 2009 LOUD TECHNOLOGIES INC. TUBE 1 134 56 78 D C B A 87654 ALL RIGHTS RESERVED THE INFORMATION CONTAINED HEREIN IS PROPRIETARY AND CONFIDENTIAL PROPERTY OF LOUD TECHNOLOGIES INC. 3 APPROVALSDATE DRAWN: CHECKED: NP ENG: MATER

2、IAL: MFG: MFG ENG: ISSUED: D SIZE DWG FILE: 2 NONE SCALE: DWG. NO. SHEET 1 1 OF REV. A B C D 2 16220 WOOD-RED RD NE WOODINVILLE, WA 98072 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED THIS UNIT CONTAINS HAZARD

3、OUS VOLTAGE. DISCONNECT POWER AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD! 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE AND 10 MEGOHM DIGITA

4、L VOLTMETER. SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. 345V 0.24V 660V372V TO PREAMP 0.24V 660V 0.24V 30V 372V BLU/WHT 0.24V TRANSFORMER TO POWER AMP 8 PIN OCTAL SOCKET 8 PIN OCTAL SOCKET APPROX -45V 0.24V FROM FILAMENT APPROX -45V 8 PIN OCT

5、AL SOCKET 8 PIN OCTAL SOCKET 30V NOTE; INSTALL VI- V6 RESPECTFULLY INTO TUBE SOCKETS JI - J6 USING POWER TUBE 6550A. 8 PIN OCTAL SOCKET 8 PIN OCTAL SOCKET TO POWER AMP TRANSFORMER PIN SWAP REQD R8 47K R1 47K L1 FERRITE R7 220 FLAMEPROOF 1/2W R2 220 FLAMEPROOF 1/2W R10 47K R3 47K L2 FERRITE R9 220 FL

6、AMEPROOF 1/2W R4 220 FLAMEPROOF 1/2W R12 47K R5 47K L3 FERRITE J11 J12 L4 FERRITE 7 2 3 4 5 8 J4 L5 FERRITE 7 2 3 4 5 8 J5 L6 FERRITE J9 1 2 J10 D8 1N4007TR DO NOT STUFF D2 1N4007TR DO NOT STUFF D3 1N4007TR DO NOT STUFF J13 R11 220 FLAMEPROOF 1/2W D6 1N4007TR D5 1N4007TR R6 220 FLAMEPROOF 1/2W D4 1N

7、4007TR J8 D1 1N4007TR DO NOT STUFF D9 1N4007TR DO NOT STUFF D7 1N4007TR DO NOT STUFF 7 2 3 4 5 8 J1 7 2 3 4 5 8 J2 D10 1N4007TR D11 1N4007TR 7 2 3 4 5 8 J6 D12 1N4007TR 7 2 3 4 5 8 J3 SCH1 SCHEMATIC PCB ASSY SVTCL TUBE 2033759-XX PCB1 PCB FAB SVTCL TUBE 2033758-01 2033758-11 J7-2 J7-1 J7-4 J7-3 J7-6 J7-5 J7-8 J7-7 J7-10 J7-9 J7-12 J7-11 J7-14 J7-13 J7-16 J7-15 FIL1 FIL2 FIL2 FIL2 FIL1 FIL2 FIL1 FIL2 FIL1 FIL1 FIL1 FIL1 FIL2 FIL2 FIL2 FIL1 收音机爱好者资料库 Ra d i o Fa n s .CN