QSC-CX8-pwr-sm 维修电路原理图.pdf

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1、 CX Series CX 8-Channel Power Amplifiers TECHNICAL SERVICE MANUAL Technical Service Manual Rev. A *TD-000168-00* ? CX 168 ? CX 108V RadioFans.CN 收音机爱 好者资料库 2 CX Series 8-Channel Power Amplifiers SERVICE MANUAL IMPORTANT NOTICE: THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION, WHICH IS THE PROPERTY OF

2、 QSC AUDIO PRODUCTS, THAT MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT EXPRESS OR WRITTEN CONSENT FROM QSC AUDIO PRODUCTS. QSC Audio Products Inc. Technical Services Group Toll Free: 800-772-2834 Local: 714-957-7150 Fax: 714-754-6173 QSC Audio Products, Inc. 1675 Macarthur Blvd. Costa Mesa, CA 9

3、2626 tech_ RadioFans.CN 收音机爱 好者资料库 3 CX 168 CX 108V 4 Table of Contents Product Specifications 5 Parts Listings CX 168 Pack Out Assemblies 6 CX 168 Chassis Assemblies 7 CX 168 PCB Assemblies 8 CX 108V Pack Out Assemblies 20 CX 108V Chassis Assemblies 21 CX 108V PCB Assemblies 22 Semiconductors 33 Ch

4、assis Drawings 39 Schematics CX 168 Schematics 62 CX 108V Schematics 69 Main PCB Assembly Layout 76 5 CX 168 / CX 108V SPECIFICATIONS 6CX 168 / CX 108V Replacement Parts CX168 PACKOUT ASSEMBLY CATALOG KIT ASSEMBLY Part Number Description Reference Part Number Description Reference CH-000122-00 COVER

5、, BOTTOM, DCA3022 TD-000002-001EXTENDED SERVICE, LB-000209-001 AGENCY, CERTIFICATION, REGISTRATION CLASS B, FCC TD-000134-001ACCESSORY OFFER SHEET LB-000437-00 LABEL, WARNING, RAIN & NEW LOGO MOISTURE, BASIS 922AZ TD-000135-001AUDIOWEAR CATALOG PL-000003-CP AC CORD PROTECTOR, TD-000900-AX1WARRANTY C

6、ARD, GENERIC 0.625 OD, POLYETHYLENE, NATURAL CX168 SHIP KIT ASSEMBLY PM-000029-00 INSERT, SHIPPING, PLC 2RU, 17.5 X 23.5 Part Number Description Reference PM-001101-00 CARTON, SHIPPING, MX700, 17.5 X 23.5 X 4.65 CO-000198-00 PLUG, EURO, 3 POS, MALE PM-001401-00 BAG, SHIPPING, GREEN STRAIN RELIEF POL

7、YPROPYLENE, CO-000200-00 PLUG, EURO POWER, SERIES 1, 20.5 X 12.5 X 24 8 POS, MALE, GREEN SC-082051-PL PHILLIPS, PANHEAD, PL-000000-AF BUMPER, ADHESIVE SERATED BASE, #8, 0.313, BACKED, 0.812 X 0.812 L, BLACK POLYURETHANE, TD-000095-00 OWNERS MANUAL, CX168 BLACK WC-000139-002 AC CORD, IEC, 14 AWG, PM-

8、100998-PB BAG, PLASTIC, 3 X 6 3 CONDUCTOR, PLC, 72, PM-300996-PB BAG, PLASTIC, 6 X 8 L MINIMUM, 125 VAC 2 MIL THICK WP-000001-001 ASSEMBLY, CATALOG KIT WP-000072-00 LOCKOUT PLATE ASSY, WP-000087-00 SHIP KIT, CX 8CH CX168 WP-000168-003 CHASSIS ASSY, CX168, 120V WP-000169-004 PCB ASSY, CX168, 120V LOC

9、KOUT PLATE ASSEMBLY CATALOG KIT ASSEMBLY Part Number Description Reference Part Number Description Reference CH-000160-00 PLATE, LOCKOUT, GAIN, CX168, PM-300998-PB1 BAG, PLASTIC, 9 X 12 LB-000352-00 PRODUCT, LOCKOUT TD-000001-001 EXTENDED SERVICE, COVER, CX 8CH COVERAGE INSERT 7CX 168 / CX 108V Repl

10、acement Parts CX168 CHASSIS ASSEMBLY CX168 CHASSIS ASSEMBLY Part Number Description Reference Part Number Description Reference CH-000112-00 SHIELD, LINE FILTER, PLX3002 SC-060042-PP PHILLIPS, PANHEAD SEMS CH-000118-00 RACK EAR, FRONT, CX902 INTERNAL TOOTH, #6-32, CH-000159-00 CHASSIS, MAIN, , CX168

11、 0.25 L, BLK, ZINC CH-000188-00 BRACKET, OUTPUT, CX168 SC-060060-PS PHILLIPS, SEMS EXTERNAL CO-000169-00 JACK, IEC, 3 POS, FEMALE TOOTH, #6-32, 0.375 L, ZINC CO-000199-00 JACK, EURO POWER, 8 POS, SC-061081-PP PHILLIPS, PANHEAD, #6, FEMALE, GREEN 0.375 L, ZINC, TYPE B HW-040001-00 BRACKET, ANGLE, #4-

12、40, SC-080122-HC HEX, CAP, #8-32, 0.75 L, 0.375 L, ZINC PLATED STEEL BLACK HW-060090-SO STANDOFF, 0.250 HEX, SC-082051-PL PHILLIPS PANHEAD SERATED #6-32, 0.563 L, ALUMINUM, BASE, #8, 0.313 L, BLACK FEMALE SW-000037-00 AC SW, DPST, 20A, 125VAC, LB-000053-00 FUSE, REPLACEMENT, WC-000138-00 CABLE ASSY,

13、 AC, 16 AWG, FRENCH 3 CONDUCTOR, DCA/CX, 5 L LB-000077-00 WARNING, HIGH ENERGY, WC-000164-00 CABLE ASSY, OUTPUT PL 3RU 18 AWG, 8 CONDUCTOR, LB-000350-00 PRODUCT, FACEPLATE, CX168, 10 L CX168 WC-000238-00 RIBBON CABLE ASSY, J103, J104, LB-000351-00 PRODUCT, MODE SWITCH 28 AWG, 26 CONDUCTOR, J13, J14

14、REAR, CX168 7 L, AMP CORP ONLY LB-000409-005 AGENCY, 68FA LISTING, WC-000239-00 RIBBON CABLE ASSY, J504, J704 HORIZONTAL, UL/CUL 28 AWG, 26 CONDUCTOR, LB-000440-00 LABEL, WIRE CLASS 2 12 L, AMP CORP ONLY LB-160226-056 FUSE, 25A, 125V, UL WP-000057-00 FAN ASSY, PLC PL-000066-00 CLIP, CHRISTMAS TREE,

15、XF-000202-00 CABLE SUPPRESSION, NYLON, BLACK 100MHZ, 250, CLAMP-ON PL-000095-00 FAN INTERFACE, PLX 2RU, POLYPROPYLENE, BLACK FAN ASSEMBLY PL-000136-00 KNOB, PLC, PLASTIC, BLACK PL-000144-00 INSULATOR, FAN DUCT, Part Number Description Reference PL2/2A, FISH PAPER PL-000175-00 ISOLATOR, INPUT, CX168,

16、 CO-000108-00 PLUG, 0.1 CENTERS, FISH PAPER 2 POS (1X2), FEMALE, SC-040041-PP PHILLIPS, PANHEAD, RAMP LOCK 26 AWG #4-40, 0.25 L, BLACK MS-000085-00 FAN, 24VDC, 3.15 SC-040061-PT PHILLIPS, TRUSS, #4-40, 0.375 L, BLACK 8CX 168 / CX 108V Replacement Parts CX168 PCB ASSEMBLY CX168 PCB ASSEMBLY Part Numb

17、er Description Reference Part Number Description Reference CA-010002-30 10PF, 5 PCNT, 50V C123, C131, C328, C329, CERAMIC NPO, 0805 C523, C531, C332, C333, C723, C731, C334, C527, C331, C323 C528, C529, CA-047002-30 47PF, 5 PCNT, 50V, C124, C130, C533, C534, CERAMIC NPO, 0805 C141, C148, C6, C727, C

18、324, C330, C728, C729, C341, C348, C732, C733, C541, C62, C734, C132, C724, C730, C532, C4 C741, C748, CA-222001-00 0.0022UF, 20 PCNT, 125VAC, C28, C25 C524, C530, CERAMIC Y5U, DISC, YCAP C548 CA-227001-30 0.0027UF, 10 PCNT, 100V, C11, C17, CA-110002-30 100PF, 5 PCNT, 50V, C108, C109, CERAMIC X7R, 0

19、805 C14 CERAMIC NPO, 0805 C110, C111, CA-233002-00 0.0033UF, 20 PCNT, 125VAC, C13, C16 C308, C309, CERAMIC, DISC, YCAP C311, C508, CA-410001-00 0.1UF, 20 PCNT, 250VAC, C22 C509, C510, FILM, BOX STYLE, XCAP C511, C708, CA-410002-10 0.1UF, 5 PCNT, 100V, FILM C121, C122, C709, C710, C321, C322, C711, C

20、310 C521, C522, CA-122003-30 220PF, 5 PCNT, 50V, C102, C103, C721, C722 CERAMIC NPO, 1206 C105, C301, CA-410003-10 0.1UF, 10 PCNT, 250V, FILM C140, C145, C303, C305, C146, C339, C501, C502, C340, C345, C503, C505, C346, C539, C701, C703, C540, C545, C705, C101, C546, C739, C702, C302 C745, C139, CA-

21、133001-10 330PF, 5 PCNT, 500V, MICA C40, C41 C740, C746 CA-147003-30 470PF, 5 PCNT, 50V, C20, C50, CA-410006-30 0.1UF, 10 PCNT, 50V, C157, C158, CERAMIC NPO, 1206 C64, C59 CERAMIC X7R, 1206 C23, C29, CA-168001-10 680PF, 10 PCNT, 100V, C359 C3, C357, CERAMIC Z5U, DISC C358, C51, CA-210005-30 0.001UF,

22、 5 PCNT, 50V, C127, C128, C54, C557, CERAMIC NPO, 1206 C129, C133, C558, C56, C134, C327, C57, C60, 9CX 168 / CX 108V Replacement Parts CX168 PCB ASSEMBLY CX168 PCB ASSEMBLY Part Number Description Reference Part Number Description Reference C63, C7, ELECTROLYTIC C147, C151, C757, C758, C19, C24, C5

23、5, C58 C326, C347,CA-410007-30 0.1UF, 20 PCNT, 50V, C104, C106, C351, C525, CERAMIC Z5U, 1206 C112, C155, C547, C551, C156, C304, C725, C726, C306, C312, C747, C751, C355, C356, C526, C325 C504, C506, CA-647001-10 47UF, 10 PCNT, 10V, C114, C115, C507, C555, ELECTROLYTIC, NON-POLAR C149, C150, C556,

24、C704, C152, C315, C706, C707, C342, C349, C712, C755, C350, C352, C756, C107, C514, C515, C512, C307 C542, C549, CA-410011-00 0.1UF, 10 PCNT, 400V, FILM C10, C37 C550, C714, CA-415002-10 0.15UF, 5 PCNT, 50V, FILM C117, C120, C742, C749, C317, C320, C750, C752, C517, C520, C314, C715, C717, C720 C142

25、, C552 CA-422001-10 0.22UF, 5 PCNT, 50V, FILM, C118, C119, CA-647002-10 47UF, 20 PCNT, 50V, C9 DIPPED, LOW PROFILE C318, C319, ELECTROLYTIC LOW PROFILE C518, C519, CA-710002-10 100UF, 20 PCNT, 25V, C113, C116, C718, C719 ELECTROLYTIC C137, C138, CA-422004-30 0.22UF, 10 PCNT, 50V, C21 C313, C316, CER

26、AMIC X7R, 1206 C33, C34, CA-447001-00 0.47UF, 20 PCNT, 250VAC, C18 C35, C513, FILM, BOX STYLE, XCAP C516, C537, CA-510006-00 1.0UF, 20 PCNT, 250VAC, C12, C15 C538, C61, FILM, BOX STYLE, XCAP C713, C716, CA-510008-00 1.0UF, 10 PCNT, 250V, FILM, C36, C39 C737, C337, DIPPED, PULSE C738, C338 CA-518001-

27、00 1.8UF, 10 PCNT, 160V, FILM, C153, C154, CA-710004-10 100UF, 20 PCNT, 25V, C32, C52, DIPPED, PULSE C353, C354, ELECTROLYTIC, LOW ESR C53 C553, C554, CA-822200-AE 2200UF, 20 PCNT, 200V, C27, C26 C753, C754 ELECTROLYTIC CA-610002-10 10UF, 20 PCNT, 35V, C125, C126, CA-833080-BE 3300UF, 20 PCNT, 80V,

28、C135, C136, 10CX 168 / CX 108V Replacement Parts CX168 PCB ASSEMBLY CX168 PCB ASSEMBLY Part Number Description Reference Part Number Description Reference ELECTROLYTIC C143, C144, HW-000001-FC FUSE CLIP, PC MOUNT,TIN C335, C336, PLATED BRASS, 3AG C343, C535, IC-000024-00 CONTROLLER, PWM, U7 C536, C5

29、43, SG3525AN C544, C736, IC-000046-30 OPAMP, DUAL, TLO72, SMT U105, U106, C743, C744, U305, U306, C344, C735 U505, U705, CH-000103-00 CLAMP, TO-3PL, 22 GA, U706, U506 PLX3002 IC-000048-30 OPAMP, DUAL, MC33078 U101, U102, CH-000104-00 HEAT SINK, PS,PLX3002 U301, U302, CH-000114-00 CLAMP, DIODE, U501,

30、 U701, 2 FINGER, PLX3002 U702, U502 CH-000182-00 HEAT SINK, AUDIO,CX168 IC-000051-00 OPTO ISOLATOR, , MOC8101 U2, U3 CO-000009-ZT ZTAB, 0.025 TAB, 1 POS, J21, J5, J6 IC-000054-30 COMPARATOR, QUAD, U1 MALE, AUTO INSERTABLE LM339AM, SMT CO-000043-CO HEADER, 0.1 CENTERS, J104B,J504B, IC-000073-30 TRANS

31、CONDUCTANCE U103, U303, 26 POS (2X13), MALE, BOX J704B,J304B OPAMP, DUAL, LM13600M U503, U703 CO-000098-00 HEADER, 0.1 CENTERS, J104A, J13A, IC-000133-30 COMPARATOR, SINGLE, U6 26 POS (2X13), J13B, J14A, LM311, SMT MALE, LATCHING BOX SHORT J304A,J504A, IC-000134-00 DRIVER, MOSFET, IR2110 U5 J704A, J

32、14B IC-000135-00 TOP SWITCH, , TOP210 U4 CO-000106-00 JACK, HD15, 15 POS, FEMALE J102, J302, IC-000143-30 ANALOG SWITCH, QUAD, U104, U304, RIGHT ANGLE SWAGED J702, J502 DG201 U704, U504 JACK SCREW MS-000048-HS HEAT SINK, TO-220, CO-000155-00 HEADER, 0.1 CENTERS, J4 1.375 X 0.86 X 0.395, 2 POS (1X2),

33、 MALE, LONG TAB, PLUG-IN RAMP LOCK MS-000112-007FUSE, 25A, 125V, F1 CO-000161-00 JACK, EURO, 3 POS, J101, J103, 0.25 X 1.25, NORMAL-BLO FEMALE, BLACK J301, J303, MS-000115-30 FUSE, 1.0A, 24V, 1206, SLO F101, F301, J503, J701, F501, F701 J703, J501 MS-000128-30 FUSE, 5A, 24V, 1206 F102, F103, CO-0001

34、96-00 HEADER, 0.1 CENTERS, J17 F302, F303, 3 POS (1X3), MALE, RAMP F502, F503, LOCK F702, F703 CO-641119-AH HEADER, 0.156 CENTERS, J18, J19 PA-000054-00 LED ASSY, LD502,LD702, 8 POS (1X8), MALE, RED-GREEN-ORANGE, LD102,LD302 RAMP LOCK GOLD RIGHT ANGLE SPACER 11CX 168 / CX 108V Replacement Parts CX16

35、8 PCB ASSEMBLY CX168 PCB ASSEMBLY Part Number Description Reference Part Number Description Reference PA-000055-00 LED ASSY, LD101,LD301, D545, D546, RED-GREEN-YELLOW, LD501,LD701 D548, D549, RIGHT ANGLE SPACER D742, D743, PA-000056-00 LED ASSY, GREEN, LD1 D744, D746, RIGHT ANGLE SPACER D747, D748,

36、PC-000169-00 MAIN, CX168 D749, D143, PL-000000-AF BUMPER, ADHESIVE BACKED D348, D745, 0.812 X 0.812 D148, D547 POLYURETHANE, BLACK QD-000042-00 DIODE RECTIFIER D17, D18 PL-000098-00 INSULATOR, TRANSISTOR, ULTRAFAST, 400V, 3A, 0.85 X 1.09, THERMALLY MUR440, DO-201AD, 50NS CONDUCTIVE, TO-220 QD-000102

37、-30 DIODE, 75V, 0.075A, D101, D102, PL-000114-00 INSULATOR, IGBT/RECTIFIER, IMBD4148, SOT-23, 4NS D104, D11, 1.25 X 3.20, THERMALLY D114, D116, CONDUCTIVE D117, D118,PL-000126-00 SPRING SEAT, TRANSISTOR, D119, D12, PLX, NYLON D120, D121, PL-000135-00 INSULATOR, TRANSISTOR, D122, D123, 1.25 X 1.75, M

38、ICA D124, D125,PL-903125-SP SPACER, ROUND, 0.047ID X D301, D304, 0.156OD X 0.125L, NYLON D305, D314, PT-125000-AT TRIM, 250, 20 PCNT, 0.15W VR103,VR104, D315, D316, VR303,VR304, D317, D318, VR504,VR703, D320, D321, VR503,VR704 D322, D323, PT-250001-00 GAIN, 5K, 20 PCNT, 0.2W, VR101,VR102, D324, D325

39、, 21 DETENT, RIGHT ANGLE VR301,VR302, D501, D502, 11MM L SHAFT VR501,VR502, D504, D505, VR701,VR702 D514, D516, QD-000014-QD DIODE RECTIFIER D142, D144, D517, D518, ULTRAFAST, 200V, 15A, D145, D146, D519, D520, MUR1520, TO-220, 35NS D147, D149, D521, D522, D342, D343, D523, D525, D344, D345, D550, D

40、58, D346, D347, D701, D702, D349, D542, D704, D705, D543, D544, D714, D715, 12CX 168 / CX 108V Replacement Parts CX168 PCB ASSEMBLY CX168 PCB ASSEMBLY Part Number Description Reference Part Number Description Reference D716, D717, Q540, Q541, D718, D719, Q543, Q6, D722, D723, Q705, Q706, D724, D725,

41、 Q708, Q712, D750, D8, Q713, Q721, D115, D15, Q725, Q728, D319, D515, Q729, Q730, D6, D721, Q731, Q733, D105, D13, Q734, Q735, D302, D350, Q736, Q740, D524, D720 Q743, Q117, QD-000103-30 TRANSISTOR NPN, 40V, 0.2A, Q105, Q106, Q141, Q328, 0.2W, MMST3904, SOT-23 Q108, Q110, Q506, Q534, Q112, Q113, Q71

42、7, Q125, Q121, Q128, Q305, Q335, Q129, Q13, Q528, Q710, Q130, Q131, Q741 Q133, Q134, QD-000104-30 TRANSISTOR PNP, 40V, 0.2A, Q104, Q107, Q135, Q136, 0.2W, MMST3906, SOT-23 Q109, Q111, Q140, Q143, Q114, Q12, Q15, Q16, Q122, Q132, Q306, Q308, Q137, Q138, Q310, Q312, Q139, Q14, Q313, Q317, Q142, Q19, Q

43、321, Q325, Q303, Q304, Q329, Q330, Q307, Q311, Q331, Q333, Q314, Q320, Q334, Q336, Q322, Q332, Q340, Q341, Q337, Q338, Q343, Q5, Q339, Q342, Q505, Q508, Q4, Q503, Q510, Q512, Q507, Q509, Q513, Q517, Q511, Q514, Q521, Q525, Q520, Q522, Q529, Q530, Q532, Q537, Q531, Q533, Q538, Q539, Q535, Q536, Q542,

44、 Q704, 13CX 168 / CX 108V Replacement Parts CX168 PCB ASSEMBLY CX168 PCB ASSEMBLY Part Number Description Reference Part Number Description Reference Q707, Q709, 40W, TIP32C, TO-220 Q711, Q714, QD-000157-10 DIODE, 1000V, 1.5A, 1N5399, D109, D112, Q720, Q722, DO-15 D113, D308, Q732, Q737, D309, D313,

45、 Q738, Q739, D508, D509, Q742, Q120, D512, D513, Q309, Q504, D708, D709, Q703, Q744, D712, D312, Q103, Q144, D108, D713 Q344, Q544 QD-000169-00 IGBT, 600V, 55A, 200W, Q17, Q18 QD-000108-30 DIODE, 200V, 0.2A, BAS21, D16, D20, IRG4PC50U, TO-247 SOT-23, 50NS D19 QD-000170-00 BRIDGE RECTIFIER, 600V, BR1

46、 QD-000110-30 DIODE ZENER, 6.2V, 0.3W, D103, D303, 50A, IN-LINE BZX84C6V2, SOT-23, D503, D703 QD-000226-30 DIODE, 2A, 50V, ES2A, D22, D23, QD-000113-30 DIODE ZENER, 10V, 0.3W, D14 SMB D24, D21 BZX84C10, SOT-23, QD-001943-PN TRANSISTOR PNP, 230V, Q118, Q126,QD-000115-30 DIODE RECTIFIER D57, D7, D9 15

47、A, 150W, 2SA1943-R, Q318, Q326, ULTRAFAST, 600V, 1A, TO-264 Q526, Q718, MURS160T3, SMB, 75NS Q726, Q518QD-000116-30 DIODE RECTIFIER D10, D107, QD-005200-NP TRANSISTOR NPN, 230V, 15A, Q319, Q327, ULTRAFAST, 200V, 1A, D110, D306, 150W, 2SC5200, TO-264 Q519, Q527, MURS120, SMB, 35NS D307, D310, Q727, Q

48、719, D311, D506, Q119, Q127 D507, D510, RE-.00102-00 0.01, 1 PCNT, 5W, WIRE, R220, R237, D511, D706, 4 TERMINAL R420, R437, D710, D711, R620, R637, D106, D707, R820, R837 D111 RE-.04703-10 0.47, 5 PCNT, 2W, METAL R197, R200, QD-000154-00 TRANSISTOR NPN, 230V, 1A, Q115, Q123, OXIDE FP, MINI R225, R22

49、6, 20W, 2SC4793, TO-220, Q323, Q515, R229, R230, Q523, Q715, R394, R397, Q723, Q315 R400, R401,QD-000155-00 TRANSISTOR PNP, 230V, 1A, Q116, Q124, R425, R426, 20W, 2SA1837, TO-220 Q324, Q516, R429, R597, Q524, Q716, R600, R601, Q724, Q316 R625, R626, QD-000156-00 TRANSISTOR PNP, 100V, 3A, Q7 R629, R6

50、30, 14CX 168 / CX 108V Replacement Parts CX168 PCB ASSEMBLY CX168 PCB ASSEMBLY Part Number Description Reference Part Number Description Reference R794, R797, R589, R590, R800, R801, R592, R593, R825, R829, R595, R612, R201, R594, R614, R617, R826, R194, R623, R624, R430, R830 R63, R64, RE-.27001-10