Mackie_808m_808s_amp_board_193b 电路图 维修原理图.pdf

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1、193-11999 Mackie Designs Inc. All rights reserved 808M/808S AMP BOARD 193 REV B 收音机爱好者资料库 Ra d i o Fa n s .CN 193-2 1999 Mackie Designs Inc. All rights reserved 808M/808S AMP BOARD 193 REV B 收音机爱好者资料库 Ra d i o Fa n s .CN 193-31999 Mackie Designs Inc. All rights reserved 808M/808S AMP BOARD 193 REV B

2、 收音机爱好者资料库 Ra d i o Fa n s .CN 193-4 1999 Mackie Designs Inc. All rights reserved 808M/808S AMP BOARD 193 REV B 193-51999 Mackie Designs Inc. All rights reserved 808M/808S AMP BOARD 193 REV B Q1 Q2 Q3 Q9Q10Q11 Q7 FETFET FETFET D1U1U2 D4 D2 Q8 Q12Q13Q14 Q4 Q5 Q6 Q68 Q74 Q78 Measure Bias Ch. 2 DC Rail

3、 test points Test pointsQ69Q70 Q75 D100U7TH1 D99 D101 Q76 Q71 b ceb ceb ce e cbe cbe cbe cbe cbe cb b ceb ceb ce Q72Q73 Q77 Q79 Ch.1 Bias pot R7 Ch.1 NPN 90 Volt rect. +15V Reg -15V Reg +5V Reg 45 Volt rect. Ch.1 PNP Ch.2 NPN Ch.2 PNP Ch.2 Bias pot R6 Test points Measure Bias Ch. 1 Part #Description

4、TypeReference Designator 300-003-00DIODE SIGNAL SMDDL4148D11-12 D14-17 D21-26 D31-35 D38-42 D45-47 D49-52 D56 D62-65 D67-70 D75 D77-82 D85-91 D97 300-010-00DIODE SIGNAL SMDRLS245D13 D18-20 D71-73 D76 301-019-00DIO PWR BRDG 25A 400V SIPGBJ 2504D4 D99 301-021-00DIO PWR DL4004 SMDL4004D3 D5 D7 D9-10 D2

5、7-30 D48 D53 D58-61 D74 D83-84 D92-93 D95 D98 301-024-00DIO STKY SRA860SRA860D1-2 D100-101 302-022-03DIO ZEN DL4744 15V 1WDL4744AD6 D8 D94 D96 302-024-03DIO ZEN DL4737 7.5V 1WDL4737AD36-37 D43-44 D54-55 D57 D66 310-033-00TRANSISTOR PNPMJL21193Q68-73 310-034-00TRANSISTOR NPNMJL21194Q9-14 310-035-00TR

6、ANSISTOR PNP2SA1478Q46-47 Q78-79 310-036-00TRANSISTOR NPN2SC3788Q1 Q6 Q37-38 310-042-00TRANSISTOR NPNMJE15032Q2 Q5 310-043-00TRANSISTOR PNPMJE15033Q74 Q77 310-050-00TRANSISTOR NPN2SC1567AQ3-4 Part #DescriptionTypeReference Designator 310-053-00XSTR MOSFET PCH IRFP9140NIRFP9140NQ7-8 310-054-00XSTR MO

7、SFET IRFP150NIRFP150NQ75-76 311-001-00X-SISTOR NPN SMDIMBT4401Q18 Q20 Q24 Q26-27 Q29 Q49 Q55 Q60 Q62-64 Q67 311-002-00X-SISTOR PNP SMDIMBT4403Q15 Q23 Q25 Q28 Q33-34 Q41-42 Q52 Q56-59 Q61 Q65-66 311-007-00TRANSISTOR PNP SMD2SA1415Q17 Q21 Q50 Q54 311-008-00TRANSISTOR NPN SMD2SC3645Q16 Q22 Q51 Q53 311-

8、019-00TRANSISTOR PNP SMD2SB792Q31-32 Q35-36 311-020-00TRANSISTOR NPN SMD2SD814Q39-40 Q43-44 320-012-00I.C. LINEAR SMDNJM4560MU3-4 321-001-00I.C. LINEAR NEG 3 TERM LM 7915U2VOLTAGE REGULATOR 321-002-00I.C. LINEAR POS 3 TERMLM 7815U1VOLTAGE REGULATOR 321-003-00I.C. LINEAR POS 3 TERMLM 7805U7VOLTAGE REGULATOR 323-012-00IC, COMP DUAL LM319 SMLM319U5-6 193-6 1999 Mackie Designs Inc. All rights reserved 808M/808S AMP BOARD 193 REV B Top of Board Bottom of Board