Crate_BV-300H_Speaker,_AC_(07S112)_Schematic电路图.pdf

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1、DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD!

2、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 DIGITAL VOLTMETER. SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 S

3、ignatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Released: REVDateDESCRIPTION E Tolerance: Plot Date: Plot Time: Wed May 22, 2002 0 5/20/02 1 - Drawn By - - CONTROL ISSUE C of Drawing Title: Drawing Number:

4、 NONE 1 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 6/22/01 - 11880 Borman Drive, St. Louis, MO 63146 Chgd By Appvd by F BV300Ha 07S112-XX 2 SCH - SPEAKER/AC Date 4 3 FDBK TIP_SW SLEEVE TIP J32 SPEAKER TIP_SW SLEEVE TIP J29 SPEAKER TIP_SW SLEEVE TIP J24 SPEAKER LINE CORD R25 100K 1/4W 5p

5、er R26 15K 1/4W 5per C14 .0033 250V R27 1/2W1per 2.74K FC1 BLUE D19 GND SPEAK-ON J36 SPEAK-ON J35 J3 J4 J12 - J7 .47 100V C15 CW P16 10K L EEK ICL1 3A J8 J10 J6 J15 J14 J16 JW21 TIP_SW SLEEVE TIP J34 SPEAKER 5 C 4 R 2 C 1 R 3 L 6 L SW1 IMPEDANCE SELECT SW CW 50K L P1 SLAVE LEVEL R24 1/2W 1per 150K 2

6、 1 J26 2 pin R/A JW22 C13 .0033 250V D22 1N4737ATR 7.5V CW 1M L P17UGH 23-926-02 FC2 J30 J31 J25 J27 J21 J22 J20 J19 J18 J37 - TIP_SW SLEEVE TIP J28 SLAVE OUT TO OUTPUT BRD J10 J5 2 1 TO SWITCH J39 C16 470pF 500V 1 2 3 4 5 5 PIN HDR J38 J9 F1 1-1/2 A SB J23 J13 J11 J17 FUSEHOLDER TO FRONT PANEL LOOP SWITCH 1 2 3 4 5 6 J33 6 PIN 2 ROW HI AMP TO OUTPUT TRANSFORMER RadioFans.CN 收音机爱 好者资料库