Carvin_CX842_Mixer_Schematic电路图.pdf

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1、ODD CHANNELS ONLY 33K 15K 33K 15K 7.5K 7.5K 7.5K 7.5K DSP SND PHANTOM BUSS MONITOR OUT L TAPE SEND R TAPE SEND 20dB ATTN. DSP OPTION DSP OPTION DSP SELECT C. McEUEN EFF2 SEND EFF2/TAPE EFF2/TAPE EFF2/TAPE A/B MAIN EFF2 SEND L RETURN R RETURN L PATCH R PATCH MONITOR EFFECTS DISPLAY DSP GND RVB SND RV

2、B RTN PHANTOM BUSS 470/16V L OUT R OUT +15VDC -15VDC +15VDC 1DEC94 P10.A P10.B A13.A A10.A A11.A A12.A A13.B A19.A A10.B A11.B A12.B A OUT B OUT 250Hz125Hz500Hz .0047 .001 .0022 250PF .0068 5.62K 2.21K 2.21K 330PF .0047 LEVEL .0033 .0047 330PF A16.A A14.A A15.A A16.B A17.B A19.B A18.A A14.B A15.B A1

3、7.A A18.B 250Hz125Hz500Hz .0047 .001 .0022 250PF .0068 .0033 .0047 330PF 5.62K POWER H1-1 J3.B J3.D A3.A A3.B A4.A A4.B A5.A A5.B A6.B A6.A A7.B A7.A P8.A P8.B P9.A P9.B J3.A J3.C A9.A A9.B R115 B50K 330pF 330pF B50K B50K 56pF B50K 56pF B50K 120pF 150K 470 B50K 120pF 150K 470 B50K 39pF 470 250pF 4.7

4、K 250pF 470 60Hz 56PF C114 R114 150K 470 470 150K 2.4K 2.2K 2.2K 1.8K 2.2K .022 150K 300K 360K .033 .001 110K 2.2K 220K 180K A1.A A2.A A1.B 82PF82PF 10K 300K S1.A 27PF 27PF 10K 300K S1.B 2.2K B50K B50K B50K 100K150K 2.2K 3.3K B50K 39PF 4.7K 4.7K .047 .047 LINE .068 2.4K .022 2K .001 130K 2.2K R100 C

5、100 R102 R101 C102 C101 R106 R105 R108 C106 C105 R107 C108 C107 R110 R109 C110 C109 R112 R111 C112 C111 C113 R113 60Hz 56PF 2.4K 2.2K 2.2K 1.8K 2.2K .022 150K 300K 360K .033 .001 110K 2.2K 220K 180K .068 2.4K .022 2K .001 130K 2.2K H4-4 H4-3 150K 150K H4-1 DOWN H3-2 H3-1H3-3 H3-4 H1-2 H1-10 H1-4 H1-

6、3 H1-8 H1-7 H1-6 H1-9 H1-5 .047 LEFT H4-2 H2-3 H2-4 H2-2 H2-1 B50K C30 C31 C32 C33 C35 C34 C36 C47 C38 C41 C44 C46 C50 C48 C49 R30 R31 R33 R34 R36 R37 R38 R39 R55 R56 R54 R59 R58 P12 MONEFF R60 R46 R50 R48 R47 R52 C39 C42 R51 P20P21P22P23P24 R71 R70 R73 C71 C70 R72 C73 C72 R75 R74 C75 C74 R77 R76 C7

7、7 C76 R79 R78 C79 C78 P25P26P27P28 R83 R82 R85 C83 C82 R84 C85 C84 R87 R86 C87 C86 R89 R88 C89 C88 C90 R90 R92 J10 J11 22K 22K 10K 10K C45 22K 50K50K50K50K50K 16K 10K C91 R91 50K50K50K50K .47 .1 91K .22 .01 R10 R11 R12 R13 R15 R16 R17R18 R20R19 R21 R22 C10 C11 C12 C14 C15 R14 100K 100K MID LOW PAN 1

8、0K 4.7K EFF MON 47K MIC C13 110K P30P31P32P33P34 R94 R93 R96 C94 C93 R95 C96 C95 R98 R97 C98 C97 R99 C99 P35P36P37P38 50K50K50K50K50K 16K 10K 50K50K50K50K .47 .1 91K .22 .01 110K R53 R57 C16 R32 150K R35 N/U TOP TOP C51 GND RVB GND R63 C52 R62 R23 C17 R25 10K P13 J8 J9 J6 J7 10 10 10 10 10 10 10 1K4

9、K 10 10 2K8K R1 R3 R4 R7 R6 R8 R9 C3 C4 C1C2 C6 C7 C8 C9 P1 P2 P3 P4 P7J1 1% 10 10 1% 1% 10 HI 47 5K cw cw cw J2 R5 C5 10 10 1K4K2K8K R2 1% 10 J4 J5 1K D1 cw cw S2UP S3 10 11 U1 12 DP NC D3 D2 D1 1K D2 D4 1K S4 + + N/U + N/U 2 !- 3 + 1 6 !- 5 + 7 2 !- 3 + 1 6 !- 5 + 7 2 !- 3 + 1 6 !- 5 + 7 6 !- 5 +

10、7 2 !- 3 + 1 6 !- 5 + 7 2 !- 3 + 1 LEFT + + 2 !- 3 +1 2 !- 3 + 1 2 !- 3 + 1 2 !- 3 + 1 2 !- 3 +1 6 !- 5 +7 2 !- 3 +1 6 !- 5 + 7 6 !- 5 + 7 6 !- 5 + 7 6 !- 5 + 7 + 2 !- 3 + 1 2 !- 3 + 1 6 !- 5 + 7 + 21 3 2 !- 3 +1 2 !- 3 + 1 2 !- 3 + 1 6 !- 5 + 7 6 !- 5 + 7 6 !- 5 +7 2 !- 3 +1 6 !- 5 + 7 6 !- 5 + 7 2

11、 !- 3 + 1 6 !- 5 + 7 RIGHT LEFT R40 3 7 8 2 1 49 5 6 E D C G B F A + N/U R24 R26 150K R27 150K R28 CH R OUT CH L OUT GND MONITOR OUT H6-1 H6-2 H6-3 H6-4 GNDDIG +15VDC -15VDC NC H5-1 H5-2 H5-3 H5-4 -15VDC +15VDC C18 + 470 /25V PAD2 PAD1 PAD3 R PWR AMP OUT J14 L PWR AMP OUT J15 R43 R41 L AMP R AMP GND

12、 C20 C21 N/U N/U N/U N/U 5W 5W C19 + 470 /25V +15VDC P5 P6 B50K EFF B50K MON 428 T1 1 2 3 4 5 6 7 8 9 C23 + 470/16V C24 + 2200/25V C25 + 2200/25V D3D5 D6D7 D8 D9 Q3 .047 C26 .047 C27 GND +15VDC -15VDC NC H7-1 H7-2 H7-3 H7-4 GND UNREG + -15VDC +15VDC H8-1 H8-2 H8-3 H8-4 7815 QC10 QC11 L N YEL BRN GRN

13、 BRN YEL ORG/WHT ORG BLK/WHT BLK GND RIGHT RIGHT LEFT C53 + C54 + 470 470 GNDDIG UNREG + -15VDC +15VDC H9-1 H9-2 H9-3 H9-4 QC1 GND R61 39 2W NON-POWER MIXER ONLY D10 1K R103 PROTECT Q2 7915 4.7K R44 R29 0 C28 + 470 R49 0 Q1 C29 N/U - FOR CX842 PCB# 30-84204-2 FOR CX842 PCB# 30-84204-3 F1 SLOW BLOW C

14、HANNEL 1-8 FOR CX842 30-84204 C. McEUEN FOR CX842 PCB# 30-84204 cw 0 N/U 10K N/U N/U Part values for replacing DSP module with Reverb Tank R59 R60 10K 47K R44Not Used C17.47mF 120V 120V 240V N/U N/U (OPT.) R23330 C50330pF C360.1mF R2410K R2610K B B B B B B B NOTES: UNLESS OTHERWISE SPECIFIED 1. ALL

15、GROUNDS ARE A EXCEPT AS NOTED. 3. ALL CAPACITORS IN MICROFARADS, EXCEPT AS NOTED 2. ALL RESISTORS IN OHMS. SYSTEM MASTERNON-POWERED & POWERED VERSIONS CX842 MIXER 80-84204 80-84204P 240V: 1/8A 120V: 1/4A POWERFUSE N E L 12340 WORLD TRADE DR. SAN DIEGO, CA 92128 (619) 487-1600 FAX 487-6629 REVISED BY: APPROVED: DRAWN BY:DATE: DATE: ASSY. DATE: ARVIN REV: REV: NO: PCB NO: C (POWERED UNITS ONLY) 4. ALL RESISTORS IN OHMS 5. A1 OP AMPS ARE TYPE 5532 6. A2-A7, A9-A19 OP AMPS ARE TYPE 4558. 5NOV96 5NOV96 E E RadioFans.CN 收音机爱 好者资料库