QSC-PL1_0-pwr-sch 电路图 维修手册.pdf

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1、RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 W2 W1 E1 10K-2W R558 R518 22-1W R517 22-1W R548 450-5W +15VIC CH1 .1 C537 .1 C536 A D5541N4004 D535 1N4004 D530 1N4004 J502:1 A 7 13 A 2K-5W R539 -15VIC CH1 A 2.2K R553 R562 2.2K R551 390K R555 390K -15V A 100-35V C534 100K R552

2、 MPSW51 Q521 1N4004 D635 1N4004 D636 MPSW01 Q514 +15VIC CH1 +15VIC CH2 -15VIC CH1 -15VIC CH2 A Q517 MJE15030 C530 47-50V +15V -15V J53:2 2 J53:1 1 D532 7.5V 10K R550 390K R566 MPS8599 Q512 68K R554 Q516 2N4410 22K RN505:2 4 3 RN505:4 22K 7 8 MPS8599 Q519 RN505:1 22K 1 2 22K RN505:3 65 4.7K RN506:4 8

3、 7 GREEN LD704 RN506:1 4.7K 1 2 1K R564 RN506:2 4.7K 3 4 R530 270 R531 1.62K D533 1N4746 MPS8599 Q520 10K R563 Q515 2N4410 4.7K RN506:3 6 5 4 1 8 9 11 12 10 14 P P C564X C563X J502:4 R511 50 OHM 100 VR501 C W 1N4934 D519 J502:2 IN4744A-15V D521 .0022-5% C523 R547 56.2-1%-1/8w RN503:3 2.2K 56 1N4934

4、D506 .01 C508 1N4934 D505 C527 220pF A 2.2K RN503:2 43 2.2K RN503:1 21 10pF C528 47 R544 R542 75K .12-5% C518 412 R541 47NP-10V C520 A R540 4.7K 21.0K-.5W R538 47pF C521 10K RN502:4 87 820 R522 D514 4.7V .022 C524 1N4934 D520 C526 330-25V RN503:4 2.2K 78 10K RN502:3 65 +15VIC CH1 2K VR502 C W 1N4934

5、 D507 2K VR503 C W 1N4934 D508D513 1N5402 1N5402 D512 2SA1306B Q501 2SC3298B Q502 Q510Q509Q508 Q507Q506Q505 .10-5% C514 L501 2uH R525 5.6-2W R527 10-2W R523 10-2W R526 10-2W R524 10-2W .10-5% C513 R546 2K-5W J504 1 2 J505 1 2 RN502:2 10K 34 RN502:1 10K 12 C522 47pF R545 1K 5532 U503:B7 + 5 8 4 - 6 U

6、503:A 5532 + 3 - 2 1 C519 18pF R568 953 A R560 7.5K-2W -15VIC CH1 2 3 +15V -15V R528 15-1/2W R529 15-1/2W J502:6 R519R520 .22-3W R521 TP16TP15TP14 J502:8 R513R514R515 .22-3W TP19TP18TP17 +V RN504:1 1K 12 RN504:3 1K 5 6 RN504:4 1K 7 8 A PTC-60C R556 R549 330K A 2N4410 Q511 Q513 MPS8599 R567 4.7K R559

7、 47K R569 47K .1 C566 5 A C529 220NP-10V A .01 C531 A A R557 3.9K 2N4410 Q518 1A-200V BR501 + 1 AC2 4 AC1 3 - 2 330-25V C525 P IN4744A-15V D522 1N4004 D524 1N4148 D525 1N4004 D526 1N4148 D531 A R501 4.7-1W R502 4.7-1W 4.7-16V C535 680 R561 1N4148 D555 1N4148 D556 820 R512 D511 4.7V SW SG1 HS GND CH1

8、 1 SW. GND 2 SG2 PWR GND CH1 A P 3.3-1W R543 1N4148 D557 (EFF. 6-30-95) AC SD REF: Q503 HOLES REF: Q504 HOLES DS G. IRWIN2/2/95 1. THIS DRAWING USED IN CONJUNCTION WITH PCB ASSEMBLY WP-000158-XX. 12. TO-220 DIODES D703, D704, D713 AND D714 ARE SELECTED FOR PEAK REVERSE VOLTAGE GREATER THAN 250V. D74

9、8 -I LIM +I LIM (TO SHEET 3) (TO SHEET 3) (TO SHEET 2) (TO SHEET 3) C637C537 COMMON 125W, 60V MINIMUM, ON-RESISTANCE 0.030 OHMS MAX. ! RISING AT 55C. QSC P/N RE-000006-VP. RESISTORS MOUNTED TO HEAT SINK. RESISTANCE 100 OHM COLD, TYPES, 10% ON OTHER TYPES. 2. CH2 IS IDENTICAL TO CH1, EXCEPT PART NUMB

10、ER SEQUENCE R601, 602 ETC. 3. ALL RESISTORS ARE 1/4-WATT, 5%. 4. ALL CAPACITORS 100V. TOLERANCE 20% FOR ELECTROLYTIC 5. R556, 656 AND 739 ARE POSITIVE TEMPERATURE COEFFICIENT 6. Q503, 504, 603, 604 ARE SWITCHING FETS, QSC P/N QD-000031-QD, 7. ZENER D532, MARKED 7.5V, LOW LEAKAGE, QSC P/N QD-0007.5-Z

11、T. 8. BRIDGE RECTIFIERS BR501, 601 AND 702 ARE 1A, 200V. 9. PARTS MARKED WITH TRIANGLE MUST BE REPLACED WITH EXACT TYPE ONLY. 1 .FILENAME A. CERRILLO8/27/93 1 OF 3 SCHEMATIC DIAGRAM, NOTES: UNLESS OTHERWISE SPECIFIED SIG. GND SIG. GND (TO SHEET 3) -FAN +FAN HEATSINK GROUND 25 C BIAS NETWORK 200V GAI

12、N GROUND BIAS HEATSINK GROUND HEATSINK GROUND ! 3 PL 2SA1302 AUDIO OUTPUT STAGE ! ! ! ! SPEAKER SPEAKER COMMON CH1 OUTPUT CH1 -18V 3 PL 3 PL ! PROTECT J503 3 PL 2SC3281 ! REFERENCE DESIGNATION HIGHEST NO. USED - -U711 TP19-TESTPOINT -T704-TRANSFORMER VR603VR503POTENTIOMETER U603U503IC -RN704RN604RN5

13、06 -R751R668R569 -Q706Q615Q521 -LD704- -L710 J708J53 - - -BR702 PS BR601BR501 CH2CH1DESCRIPTION BRIDGE RECTIFIER CAPACITOR DIODE L501L601 RES NETWORK RESISTOR TRANSISTOR LED INDUCTOR CONNECTOR PLOT DATE: .DATE PCB IN TANGOPRO 10 10 HAVE VOLTAGES GREATER THAN 42V. 11. PARTS ENCLOSED WITHIN DOTTED OUT

14、LINE 10. CAPACITORS C563X, 564X, 663X AND 664X ARE SPARES. (SHEET 1 ZONE C2) (SHEET 1 ZONE A5) D557D657 C785 HS GND CH1 E2W1 HEATSINK FOR FAB SEE PC-000152-00 REV A A PROD RELEASE PER ECO 2548 (EFF. 1-27-95) AC SH-000158-00 SH-000158-00 MAIN PCB, POWERLIGHT 1.0 SCHEMATIC, MAIN PCB, POWERLIGHT 1.0 TR

15、ANSFORMER WP-000158-00 WP-000158-01 PWRL 1.0 (120/230V) PWRL 1.0 (100V) TO SHEET 3 J505J605 B REVISED PER ECO 2601 AC 1-25-95SGM (EFF. 3-1-95) AC SGM3-1-95 REVISED PER ECO 2700 AC (EFF. 4-28-95) AC C D REVISED PER ECO 2755 AC SGM5-22-95 DOC NO. SH-000158-00 REV D D1 (EFF. 9-27-96) AA 7-31-95TS D1 D1

16、 OBSOLETE OBSOLETE PER ECO 3244 D C B A D C B A 87654321 87654321 QSC AUDIO PRODUCTS. WITHOUT EXPRESS WRITTEN CONSENT FROM BE DISCLOSED, REPRODUCED OR USED OF QSC AUDIO PRODUCTS, THAT MAY NOT INFORMATION WHICH IS THE PROPERTY THIS DOCUMENT CONTAINS PROPRIETARY SIZEFSCM NO.DWG NO. SCALECAD FILE NO.SH

17、EET REV D DWG NO.SHREV AUDIO PRODUCTS, INC. COSTA MESA, CALIFORNIA DATE CAD SEED FILE NO. ISSUED CHECKED CONTRACT NO. DRAWN APPROVALS MATERIAL FINISH UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES. DIMENSIONS PER ANSI Y14.5-1982 TOLERANCES ARE: DECIMALS DEBURR EDGES .XXX R MAX .XX + - ANGLES O

18、DECIMALS + - .XXX DO NOT SCALE DRAWING PARTS LIST NEXT ASSYUSED ON APPLICATION ITEM NO.QTYPART NO.DESCRIPTIONVENDOR DESCRIPTIONREVZONE DATEAPPROVED REVISIONS D657 1N4148 E3 SG3 PWR GND CH2 PAR643 3.3-1W R661 680 22-1W R618 22-1W R617 4.7-1W R602 4.7-1W R601 D626 1N4004 D625 1N4148 5 56.2-1%-1/8W R64

19、7 -15VIC CH2 +15VIC CH2 5532 U603:B7 - 6 + 5 8 4 8 1K R645 RN602:1 10K 12 C622 47pF RN602:2 10K 34 A 7.5K-2W R660 1 R668 953 C619 18pF C629 220NP-10V BR601 1A-200V - 2 AC1 3 AC2 4 + 1 J605 2 1 J604 2 1 C664X C663X A A R657 3.9K 2N4410 Q615 R646 2K-5W -15VIC CH2 +15VIC CH2 C613 .10-5% 10-2W R624 10-2

20、W R626 10-2W R623 10-2W R627 5.6-2W R625 2uHL601 C614 .10-5% Q605Q606Q607 Q608Q609Q610 Q602 2SC3298B Q601 2SA1306B D612 1N5402 1N5402 D613D608 1N4934 D607 1N4934 VR602 2K C W VR603 2K C W J602:1 IN4744A-15V D622 C625 330-25V 10K RN602:3 65 J602:4 R612 820 R611 50 OHM 100 VR601 C W 1N4934 D619 J602:2

21、 IN4744A-15V D621 .0022-5% C623 RN603:3 2.2K 56 1N4934 D606 .01 C608 1N4934 D605 C627 220pF A 2.2K RN603:2 43 2.2K RN603:1 21 10pF C628 47 R644 R642 75K .12-5% C618 412 R641 47NP-10V C620 A R640 4.7K 21.0K-.5W R638 47pF C621 10K RN602:4 87 R648 450-5W 820 R622 D614 4.7V .022 C624 1N4934 D620 C626 33

22、0-25V RN603:4 2.2K 78 A P P P 5532 U603:A 1 - 2 + 3 .01 C631 A +15V -15V 2 3 14 10 12 11 9 7 13 J602:6 R619R620R621 .22-3W TP8TP9TP10 J602:8 R613R614 .22-3W R615 TP13TP12TP11 +V A 330K R649 R656 PTC-60C A 1K RN604:4 8 7 1K RN604:3 6 5 1K RN604:1 21 1N4004 D630 A A C637 .1 C636 .1 R658 10K-2W 4.7V D6

23、11 R639 2K-5W W3 W4 TO SHEET 3 HEATSINK W2E4 -I LIM +I LIM HS GND CH2 (TO SHEET 3) 10 .DATE PLOT DATE: J603 SPEAKER COMMON CH2 SPEAKER GROUND HEATSINK ! ! ! ! AUDIO OUTPUT STAGE ! 2SC3281 3 PL 2SA1302 3 PL ! GROUND HEATSINK GROUND HEATSINK 25 C BIAS NETWORK 200V GAIN GROUND SIG. GND BIAS 2 OF 3 .FIL

24、ENAME 2 OUTPUT CH2 SIG. GND 3 PL 3 PL ! N/C (TO SHEET 3) 10 TRANSFORMER SH-000158-00 SH-000158-00 DS REF: Q604 HOLES REF: Q603 HOLES DS D1 D1 D C B A D C B A 87654321 87654321 QSC AUDIO PRODUCTS. WITHOUT EXPRESS WRITTEN CONSENT FROM BE DISCLOSED, REPRODUCED OR USED OF QSC AUDIO PRODUCTS, THAT MAY NO

25、T INFORMATION WHICH IS THE PROPERTY THIS DOCUMENT CONTAINS PROPRIETARY SIZEFSCM NO.DWG NO. SCALECAD FILE NO.SHEET REV D DWG NO.SHREV AUDIO PRODUCTS, INC. COSTA MESA, CALIFORNIA DATE CAD SEED FILE NO. ISSUED CHECKED CONTRACT NO. DRAWN APPROVALS MATERIAL FINISH UNLESS OTHERWISE SPECIFIED DIMENSIONS AR

26、E IN INCHES. DIMENSIONS PER ANSI Y14.5-1982 TOLERANCES ARE: DECIMALS DEBURR EDGES .XXX R MAX .XX + - ANGLES O DECIMALS + - .XXX DO NOT SCALE DRAWING PARTS LIST NEXT ASSYUSED ON APPLICATION ITEM NO.QTYPART NO.DESCRIPTIONVENDOR DESCRIPTIONREVZONE DATEAPPROVED REVISIONS +15V+V -15V T702:3 S10 S9 L709 6

27、uH L710 6uH C738 330-25V C742 330-25V C739 .1 C743 .1 D720 MUR440 D722 MUR440 SW 1N4004 D748 SW C778 .1 +V 2.2K R747 10K R749 10K R751 SW Q703 MPS8599 Q704 2N4410 C766 .1 SW +V R748 1K D726 1N4746 D729 1N4004 330-25V C718 330-25V C705 D747 1N4004 D723 1N4004 C784 .047-400V C783 .047-400V C782 .047-4

28、00V C781 .047-400V SWSWSW +VREF RN702:2 2.2K 3 4 +VREF C779 .1 C760 .1 1 2 3 4 5 +15V SW J704 2 1 J705 2 1 J708 2 1 R744 68K-1W R743 68K-1W C709 2-200V C765 330pF-500V T701:3 S6 S5 15 R705 2200-200V C726 C727 2200-200V C728 2-200V D705 1N4148 MUR440 D740 IRGPC50U Q701 C G E C764 330pF-500V 15 R706 +

29、12V C712 100pF-500V 220-1W R712 R703 220-1W 100pF-500V C706 +VREF+VREF SW 2.2K R731 RN704:2 1K 34 RN704:3 1K 5 6 27K R738 RN704:4 1K 7 8 D735 1N4934 D739 1N4934 D737 1N4934 D738 1N4934 SW 1K R740 TC1427CPA U709 OUT_B 5 OUT_A 7 NC 8 IN_B 4 NC 1 VDD 6 GND 3 IN_A 2 SW SW D731 1N4148 10uF-35V C758 D727

30、1N4148 SW 2N4410 Q705 SW D733 1N4148 R736 270 R735 390K LM393NE U711:B - 6 + 5 7 D730 1N4148 D728 1N4148 C755 10uF-35V 47K R734 120K R733 C756 220pf 5.6 R732 C757 220pf SW SW SW LM393NE U711:A - 2 + 3 8 1 4 BR701 40A-400V A C 1 2 + 1 - 4 A C 2 3 2200-200V C707 C708 2200-200V .001-5% C753 7.15K-1% R7

31、30 R729 100 C736 10uF-35V C737 1.0 CER +VREF +VREF T701:1 P1 P2 1.0 CER C749 T701:2 S3 S4 R708 5.6 R709 10K .01 C754 SG3525AN U710 VREF 16 -IN 1 +IN 2 SYNC 3 OSC.OUT 4 CT 5 RT 6 DISCHG 7 SFT-SRT 8 COMP 9 SHTDWN 10 OUTA 11 OUTB 14 VIN 15 VC 13 GND 12 D734 1N4148 PTC-60C R739 D732 10V D703:B SF166A D7

32、03:A SF166C D704:A D704:B D713:B SF166A D713:A SF166C D714:A D714:B C748 .01 C747 10uF-35V R746 1 SW C746 1.0 CER .01 C745 SW SW R745 470 D742 1N4148 470pf C763 1N4746 D743 MPS8599 Q706 2.2K RN702:3 65 +VREF SW SW SW RN701:3 10K 5 6 RN701:2 10K 34 RN701:1 10K 1 2 2.2K RN702:1 2 1 RN702:4 2.2K 78 R73

33、7 10K 10K RN701:4 87 T702:4 S11 S15 S14 S13 S12 T702:5 S20 S19 S18 S17 S16 T704:2 S2 S1 10K R722 5.6 R719 Q702 IRGPC50U E G C D741 MUR440 1N4148 D710 T704:1 P2P1 C773 .47-400V .47-400V C771 T702:1 P1 P2 P4 P5 SW C761 .01 U701 7.3728MHZ 114 87 SW +VREF U704 74HC4024 Q1 12 Q2 11 Q3 9 Q4 6 Q5 5 Q6 4 Q7

34、 3 1 RESET 2 1 4 7 +VREF C759 .1 D746 1N4148 R750 10K P7 P7 SW L705 6uH 6uH L708 L704 6uH 6uH L701 TP2 TP3 TP5 TP6 TP7 TP1 1 2 3 4 SW BR702 1A-200V - 2 A C 1 3 A C 2 4 + 1 C717 .1 +V +V +12V SW SWSW C701 470-63V C703 470-63V C713 470-63V C715 470-63V C720 470-63V C722 470-63V C731 470-63V C734 470-6

35、3V C768 470-63V C769 470-63V C770 470-63V C772 470-63V C774 470-63V C775 470-63V C776 470-63V C777 470-63V C780 .1 TP4 .1-250V C704 .1-250V C714 .1-250V C702 .1-250V C716 .1-250V C723 .1-250V C732 .1-250V C721 .1-250V C735 R741 22-1W ACTIVE PRIMARY CONNECTED .DATE PLOT DATE: J706 N/C .FILENAME (SOUR

36、CE FOR CIRCUIT) = 5.1V ! TRANSFORMER TRANSFORMER 3 OF 3 3 (FROM SHEET 1) (FROM SHEET 1 AND 2) (FROM SHEET 1 AND 2) J703 STAND BY REMOTE KEEP ALIVE SUPPLY (FROM SHEET 1) FROM SHEET 1 FROM SHEET 2 SH-000158-00 SH-000158-00D1 D1 D C B A D C B A 87654321 87654321 QSC AUDIO PRODUCTS. WITHOUT EXPRESS WRIT

37、TEN CONSENT FROM BE DISCLOSED, REPRODUCED OR USED OF QSC AUDIO PRODUCTS, THAT MAY NOT INFORMATION WHICH IS THE PROPERTY THIS DOCUMENT CONTAINS PROPRIETARY SIZEFSCM NO.DWG NO. SCALECAD FILE NO.SHEET REV D DWG NO.SHREV AUDIO PRODUCTS, INC. COSTA MESA, CALIFORNIA DATE CAD SEED FILE NO. ISSUED CHECKED C

38、ONTRACT NO. DRAWN APPROVALS MATERIAL FINISH UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES. DIMENSIONS PER ANSI Y14.5-1982 TOLERANCES ARE: DECIMALS DEBURR EDGES .XXX R MAX .XX + - ANGLES O DECIMALS + - .XXX DO NOT SCALE DRAWING PARTS LIST NEXT ASSYUSED ON APPLICATION ITEM NO.QTYPART NO.DESCRIPT

39、IONVENDOR DESCRIPTIONREVZONE DATEAPPROVED REVISIONS A .22 C203 .22 C103 7 14 13 12 11 10 9 8 6 5 4 3 2 1 3 8 9 9 7 8 A A R205 10K A R206 649 -20dB YEL LD202 -20dB YEL LD102 R102 3.57K 10, 35V C101 390K R104 BR202 43 - 2 + 1 BR102 43 - 2 + 1 10 12VR201 10K W C W 10 11 A 1 1 14 VR101 10K W C W 12 7 SW

40、 SW 1 2 3 4 5 1K R10810K R110 R111 1K 4.7K R112 270 R113 2N4410 Q101 R109 1K Q102 2N4410 LD108 RED YEL LD109 R114 1K GRN LD107 C201 10, 35V 3.57K R202 100 R201 390K R204 U201 BA6124 987654321 LD201 GRN LD203 -10dB YEL A AAA 100 R101 649 R106 U101 BA6124 51 2 3 46 7 8 9 LD101 GRN LD103 -10dB YEL 10K

41、R105 13 LD106 CLIP-RED A A LD206 CLIP-RED 14 13 11 4.7 C102 4.7 C202 A C104 .1 SW PROD REL, ECO 2546, BRL 1. ALL CAPACITORS VALUES ARE IN MICROFARADS, 25V MIN. 2. ALL RESISTORS VALUES ARE IN OHMS +/-5%, 1/4 W. 1%1% 1% 5% DISPLAY BOARD, POWERLIGHT SH0153A1.S01 A A A INCORP ENG DESIGN CHANGES DOC NO.

42、SH-000153-00 REV A FOR PC-000153-00 REV A CH2 SIGNAL GND - IN CH2 + IN CH2 + IN CH1 - IN CH1 SIGNAL GND SPKR CH1 J1 J1 CHANNEL 2 J201 CHANNEL 1 J101 7/11/94B. LILLEMOEN NOT USEDLAST USED REFERENCE DESIGNATION 7. LD101, LD201, LD102, LD202, HIGH-EFFICIENCY GREEN LED. 6. LD103, LD203, LD104, LD204, HI

43、GH-EFFICIENCY RED LED. 5. PARTS IN COMMON TO BOTH CHANNELS NUMBERED 1-99. 4. CH 2 COMPONENTS NUMBERED 201-299. 3. CH 1 COMPONENTS NUMBERED 101-199. UNLESS OTHERWISE SPECIFIEDNOTES: 1 OF 1 AMPLIFIER STATUS BOARD N/C J102 SIGNAL PRESENTSIGNAL PRESENT AC1AC2 AC1AC2 SH-000153-00 NONE SH-000153-00 SCHEMA

44、TIC DIAGRAM, SIGNAL GND SIGNAL GND 38-1-94INCORP ENG DESIGN CHANGES 49-29-94 16NP 16NP BR102,202BR101,201 C104,203 J1,102,201 LD109,206 Q102 R114,206R103,107,203 U101,201 VR101,201 LD104,105,204,205 1% 5% 1% 1%1% SCHEMATIC DIAGRAM, DISPLAY BOARD, POWERLIGHT D C B A D C B A 87654321 87654321 QSC AUDI

45、O PRODUCTS. WITHOUT EXPRESS WRITTEN CONSENT FROM BE DISCLOSED, REPRODUCED OR USED OF QSC AUDIO PRODUCTS, THAT MAY NOT INFORMATION WHICH IS THE PROPERTY THIS DOCUMENT CONTAINS PROPRIETARY SIZEFSCM NO.DWG NO. SCALECAD FILE NO.SHEET REV D DWG NO.SHREV AUDIO PRODUCTS, INC. COSTA MESA, CALIFORNIA DATE CA

46、D SEED FILE NO. ISSUED CHECKED CONTRACT NO. DRAWN APPROVALS MATERIAL FINISH UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES. DIMENSIONS PER ANSI Y14.5-1982 TOLERANCES ARE: DECIMALS DEBURR EDGES .XXX R MAX .XX + - ANGLES O DECIMALS + - .XXX DO NOT SCALE DRAWING PARTS LIST NEXT ASSYUSED ON APPLICA

47、TION ITEM NO.QTYPART NO.DESCRIPTIONVENDOR DESCRIPTIONREVZONE DATEAPPROVED REVISIONS C811 .1 11 L803:2 24 L802:2 24 J802 1 2 .0015 C808 .0033 C806 L801:2 24 .0033 C805 .0015 C807 1.6MH L802:1 13 1.6MH L803:1 13 F1 R802 0.5 OHM NTC T801:3 7 9 10 12 T801:2 6 4 T801:1 3 1 4 3 2 750K 1/2W R801 J805 1 2 J

48、807 1 2 J803 1 2 J804 2 1 C810 .0015 2 1.6MH L801:1 13 J801 2 1 J806 2 1 .1 C804 .47 C803 .47 C809 E801 CONFIGURATIONS POWERLIGHT 100V AND 120V SEE FUSE TABLE FUSE TABLE 25A 20A 20A FUSE VALUE PL1.0 PL1.8 PL1.4 MODEL SGM1-18-95 B PROD REL PER ECO 2546, BRL 1-19-95S.G. MORALES 1-18-95SGM SH0155B1.S01

49、 B DOC NO. SH-000155-00, REV B FOR PC-000155-00, REV B A 2. ALL CAPACITOR VALUES ARE IN MICROFARADS, 125 VAC, +/-20%. 1. ALL RESISTOR VALUES ARE IN OHMS, 1/4 WATT, +/-5%. 250 VAC250 VAC250 VAC SCHEMATIC DIAGRAM, AC FILTER, POWERLIGHT AC FILTER, POWERLIGHT INCORP ENG DESIGN CHANGES9-29-943 NOTES: UNLESS OTHERWISE SPECIFIED J808 1 OF 1NONE B. LILLEMOEN7-13-94 TO PWR SWITCH J809 SH-000155-00 SCHEMATIC DIAGRAM, POWER SUPPLY CONTROL ECO2582, (EFF 2-15-95) QSC AUDIO PRODUCTS. WITHOUT EXPRESS WRITTEN CONSENT FROM BE DISCLOSED, REPRODUCED OR USED OF QSC AUDIO PRODUCTS, THAT MAY NOT I