Alto_DJM-2_Mixer_Schematics电路图.pdf

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1、Service Manual Version: 1.1 Model: DJM-2(2-CHANNEL DJ MIXER) RadioFans.CN 收音机爱 好者资料库 CONTENTS 1. Specification 2. Block Diagram 3. Schematic Diagram 4. Printed Circuit Board 5. Wiring Diagram 6. Test Procedure 7. Electrical Parts List 8. Exploded Views & Mechanical Parts List 9. Notes RadioFans.CN 收

2、音机爱 好者资料库 1 4. TECHNICAL SPECIFICATIONS INPUTS Phono Inputs 1 and 2 Line Inputs 1 and 2 Mic Input OUTPUTS Headphones Main Out Tape Out GENERAL Stereo Bass Stereo Treble Input Gain Adjustment SignaltoNoise ratio (S/N) Distortion (THD) Frequency Response POWER SUPPLY Connector type Mains Voltage Rated

3、 Power Consumption Fuse DIMENSION AND WEIGHT Dimension Weight 48dB gain1kHz,unbalanced 8dB gain, unbalanced 58dB gain, servobalanced typically 125mW 1% THD max +21dBu typically 0dBu +15dB/30dB 20dB6dB (3dB) 85dB (LINE) 0.1% 20Hz20KHz (2dB) 3pole IEC, grounded USA / Canada100120V, 60Hz Europe 210240V

4、, 50Hz U.K. / Australia 240V, 50Hz 10watts 100120V : T200mAL 210240V : T100mAL 221.5(L)245(W)76.6(H)mm (8.79.63.0) 2.6Kg (5.73lb) +15dB/30dB RadioFans.CN 收音机爱 好者资料库 1. SPECIFICATION (DJM-2) 2 2 12345678 A B C D 87654321 D C B A Djm-2 DIGRAM.Sch Titel Size File: Date: Drawn By: Sheet RevisionModel No

5、: 24-Dec-2002 TASY J.S. DJM-2 BLOCK DIGRAM 11of DJM-2V1.0 A4 CHANNEL 1(INPUT) PHONOLINE R L 1 2 3 SW3A 4 5 6 P SW3B 7 8 9 PSW3C 10 11 12 P SW3D GAIN GAIN 2-BAND EQ LOHI 2-BAND EQ LOHI CHANNEL 2(INPUT) PHONOLINE R L 1 2 3 SW3A 4 5 6 P SW3B 7 8 9 PSW3C 10 11 12 P SW3D GAIN GAIN 2-BAND EQ LOHI 2-BAND E

6、Q LOHI 3c 5e 1a 4d 2b MIC INPUT GAIN TYPE (MAIN OUT) AMP (MAIN OUT) R L R LGAIN GAIN 3c 5e 1a 4d 2b PHONES OUT PFL LEVEL BPM SN8P1707Q LEVEL METER TEMPO DIFFERENCE TIME OFFSET PHONE / LINE PHONE / LINE MIX 2.Block Diagram2.Block Diagram 2.Block Diagram 3 123456789101112 A B C D 121110987654321 D C B

7、 A DJM2-PRE.SCH Ti t e l Si z e Fi l e : Da t e : Dr a w n By : Sh e e t Re v i s i o nMo d e l No : 27-De c -2002 DJM2-PRE 11o f DJM-2V1.0A3 1 2 3 SW1A 4 5 6 P SW1B 7 8 9 PSW1C 10 11 12 P SW1D CHANNEL 1 PHONE/ LINE R1 2K49 R2 2K49 VR1B 10KC VR1A 10KC R12 1K5 C2 220P C1 220P R11 1K5 R19 100K R20 100

8、K C5 10uF/25V C10 10uF/25V R13 1K5 GAIN R43 1K5 C24 150n LOW C26 150n R61 33k R71 1K5 VR3B 50KE R63 33K 3 2 1 IC1A TL074 5 6 7 IC1B TL074 10 9 8 IC1C TL074 R45 4k7 C36 56p VR5B 50KE R3 390R HIGH C33 5n6 R14 1K5 R44 1K5 C25 150n LOW C27 150n R62 33k R72 1K5 VR3A 50KE 12 13 14 IC1D TL074 R46 4k7 C37 5

9、6p R64 33k VR5A 50KE R7 390R HIGH C32 5n6 3 2 1 IC3A TL074 10 9 8 IC3C TL074 C46 20P R75 18K 1 2 3 SW2A 4 5 6 P SW2B 7 8 9 PSW2C 10 11 12 P SW2D CHANNEL 2 PHONE/ LINE R4 2K49 R5 2K49 VR2B 10KC VR2A 10KC R15 1K5 C3 220P C4 220P R16 1K5 R28 100K R27 100K C8 10uF/25V C9 10uF/25V R17 1K5 GAIN R52 1K5 C2

10、9 150n LOW C30 150n R65 33k R73 1K5 VR4B 50KE 3 2 1 IC2A TL074 5 6 7 IC2B TL074 10 9 8 IC2C TL074 R53 4k7 C38 56p R67 33k VR6B 50KE R8 390R HIGH C34 5n6 R18 1K5 R51 1K5 C28 150n LOW C31 150n R66 33k R74 1K5 VR4A 50KE 12 13 14 IC2D TL074 R54 4k7 C39 56p R68 33k VR6A 50KE R6 390RHIGH C35 5n6 C50 20P R

11、76 18K C6 10uF/25V C11 10uF/25V SW SW PHONE/LINE OUT L1 PHONE/LINE OUT R1 PHONE/LINE OUT L2 PHONE/LINE OUT R2 5 6 7 IC8B 2068 C52 20P R131 220K R36 100K C14 10uF/25V 1 2 3 VR10 10KA LEVEL R35 100K C71 220uF/ 6.3V C72 10u/25V R133 4K7 5 6 7 IC4B TL074 12 13 14 IC4D TL074 C77 150P R134 27K 3 2 1 IC5A

12、TL074 10 9 8 IC5C TL074 C73 10u/25V R84 10K R83 10K R85 10K C41 56P R86 10K C40 56P R132 4K7 R13527K C76 150P C17 10uF/25V C16 10uF/25V VR11A 10KA C18 10uF/25V R136 22K 5 6 7 IC5B TL074 C53 20P R139 47K C79 47uF/25V R38 100K VR11B 10KA C19 10uF/25V R137 22K 12 13 14 IC5D TL074 C54 20P R138 47K C78 4

13、7uF/25V R37 100K MAIN OUT LEVEL MAIN OUT LEVEL MIC INPUT - 15V +15VVDD C15 10uF/25V CH2 CURVE CH1 CURVE SOFTSHARP SOFT SHARP +15V - 15V 4 5 6 P SW3B SW PS- 42E85L 10 11 12 P SW3D R164 2K2 R165 2K2 LD1 RED LD2 GRN MAIN PFL - 15V 3 2 1 IC6A TL074 R69 33K R152 180K C55 20P C74 10u/25V R144 47K R141 47K

14、 R140 47K R142 47K 1 2 3 VR12A 20KB PFL MIX R143 47K PFL MODE 10 9 8 IC6C TL074 R70 33K R153 180K C58 20P C75 10u/25V R149 47K R145 47K R146 47K 4 5 6 VR12B 20KB PFL MIX R148 47K R147 47K R122 1K R125 1K C22 10uF/25V R150 47K R123 1K R124 1K C23 10uF/25V R151 47K PFL MODE 12 13 14 IC6D TL074 R10 2K4

15、9 R155 12K R40 100K C57 20P C81 47uF/25V C21 10uF/25V R158 47R R159 47R 4 5 6 VR13B 50KB PFL LEVEL 7 8 9 P SW3C 1 2 3 SW3A R42 100K R41 100K R129 51K1 R130 51K1 PHONE/LINE OUT R2 PHONE/LINE OUT R1 PHONE/LINE OUT L2 PHONE/LINE OUT L1 5 6 7 IC6B TL074 R9 2K49 R154 12K R39 100K C56 20P C80 47uF/25V C20

16、 10uF/25V R157 47R R156 47R 1 2 3 VR13A 50KB PFL LEVEL LEVEL METER C84 100n C85 100n 411 IC5E TL074 C86 100n C87 100n C88 100n C89 100n C90 100n C91 100n C92 100n C93 100n C94 100n C95 100n LINE L1 LINE R1 PHONO R1 PHONO L1 LINE R2 LINE L2 PHONO R2 PHONO L2 TAPE L TAPE R AMP L AMP R MIC OUT R MIC OU

17、T L MIC OUT R MIC OUT L 1 2 3 4 5 6 7 8 9 10 11 12 CN1 12PIN 1 2 3 4 5 6 7 8 9 10 CN2 10PIN AMP RAMP L SGND VPP 1 P0.0/INT0 2 P0.1/INT1 3 P0.2/INT2 4 RST 5 P1.5 6 P1.4 7 P1.3 8 VDD 9 P1.2 10 P1.1 11 P1.0 12 P2.0 13 P2.1 14 P2.2 15 P2.3 16 VSS 17 AVSS 18 P4.7/AIN7 19 P4.6/AIN6 20 P4.5/AIN5 21 P4.4/AI

18、N4 22 P4.3/AIN3 23 P4.2/AIN2 24 P4.1/AIN1 25 P4.0/AIN0 26 AVREF 27 VDD 28 DAO 29 P5.7 30 P5.6 31 P5.5 32 P5.4/TC0/PWM0 33 P5.3/TC1/PWM1 34 P5.2/SO 35 P5.1/SI 36 P5.0/SCK 37 P2.4 38 P2.5 39 P2.6 40 P2.7 41 VSS 42 XOUT 43 XIN 44 IC9 SN8P1707 R82 10K D1 4148 SGND VDD TR1 PNP TR2 PNP TR4 PNP VDDVDDVDD R

19、1054K7 R1064K7 R101 4K7 R102 4K7 RB0 RB3 RB4 RB5 RB0 RB1 RB2 R93220 R94220 R95220 R92220 Q4 Q5 Q6 Q3 R89220 R90220 R91220 Q0 Q1 Q2 C63 104 SGND VDD X1 8MHz SGNDSGND C49 20P C48 20P SGNDVDD TR7 PNP VDD R87220 R88220 R98220 R96220 R97220 RA0 RA1 RA2 RA3 RA4 LED30 LED LED31 LED LED32 LED LED33 LED LED3

20、4 LED LED35 LED LED36 LED TR3 PNP VDD LED23 LED LED24 LED LED25 LED LED26 LED LED27 LED LED28 LED LED29 LED Q0 Q1 Q2 Q3 Q4 Q5 Q6 SGND SGND R49 4K7 R50 4K7 VDD VDD LED2 LED LED1 LED TR5 PNP TR6 PNP TR8 PNP VDDVDDVDD RB3 RB4 RB5 TR12 PNP VDD LED18 LED LED19 LED LED20 LED LED21 LED LED22 LED LED8 LED L

21、ED9 LED LED10 LED LED11 LED TR11 PNP VDD LED13 LED LED14 LED LED15 LED LED16 LED LED17 LED LED3 LED LED4 LED LED5 LED LED6 LED R60 4K7 R59 4K7 VDD LED12 LED LED7 LED Ch1 BPMCh2 BPM Time OffsetTempo Difference Left MeterRight Meter Beat Led Ch2 R1034K7 R1044K7RB2 RB1 C64 104 SGND TR10 PNP VDD TR9 PNP

22、 VDD R58 4K7 R57 4K7 Left MeterRight Meter RA0 RA1 RA2 RA3 RA4 R107 220 R108 220 SGNDSGND R99 4K7 R100 4K7 RB6 RB7 RB6 RB7 Ch2 Beat Assist C7 10uF/25V g 5 f 10 A1 12 e 1 d 2 dp 3 c 4 A2 9 b 7 a 11 A3 8 IC10 LED- 7SEG- 3 Q0 Q1 Q2 Q3 Q4 Q5 Q6 g 5 f 10 A1 12 e 1 d 2 dp 3 c 4 A2 9 b 7 a 11 A3 8 IC11 LED

23、- 7SEG- 3 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q0 Q1 Q2 Q3 Q4 Q5 Q6 RA0 RA1 RA2 RA3 RA4 RA0 RA1 RA2 RA3 RA4 RA0 RA1 RA2 RA3 RA4 Ch1 TEST1 R81 RES1 VDD Ch1 -20dB -10dB -7dB -4dB -2dB -20dB -10dB -7dB -4dB -2dB 0dB +2dB +4dB +7dB +10dB 0dB +2dB +4dB +7dB +10dB Left Meter Right MeterCh1 Music Ch2 Music Ch1 SideCh1 Sid

24、e Ch2 SideCh2 Side D8 4148 D5 4148 D7 4148 R11462K R110 8K2 R118 1K C66 1.0uF SGND D10 4148 D6 4148 D9 4148 R11562K R111 8K2 R119 1K C67 1.0uF SGND 5 6 7 IC3B TL074 D3 4148 D4 4148 D2 4148 R11356K R109 8K2 R117 1K C65 1.0uF SGND 12 13 14 IC3D TL074 D12 4148 D13 4148 D11 4148 R11656K R112 8K2R121 1K

25、C68 1.0uF SGND 1 2 3 SW7A SW PS- 22E85L 1 2 3 SW6A SW PS- 22E85L SGND SGND R126 1K R120 1K 3c 5e 1a 4d 2b X2 PHONEJACK5 (5- PIN) C13 10uF/25V C12 10uF/25V 3 2 1 IC8A 2068 R128 62K C69 100P R127 62K C70 100P MIC IN 3c 5e 1a 4d 2b X3 PHONEJACK5 (5- PIN) PHONE OUT C45 220uF C44 220uF C43 220uF C42 220u

26、F 1 2 3 5 6 7 48 SW4 R21 100K R22 100K R47 4K7 R25 100K C59 10uF R77 150K C60 10uF R23 100K R24 100K R79 120K C47 20P 1 2 3 5 6 7 48 SW5 R29 100K R30 100K R55 4K7 R34 100K C61 10uF R78 150KC62 10uF R80 120K C51 20P R31 100K R32 100K R56 4K7 R48 4K7 R26 100K R33 100K 3 2 1 IC4A TL074 10 9 8 IC4C TL07

27、4 3 2 1 IC7A 2068 5 6 7 IC7B 2068 411 IC1E TL074 411 IC2E TL074 411 IC3E TL074 411 IC4E TL074 411 IC6E TL074 84 IC8C 2068 84 IC7C 2068 C96 100n C97 100n C98 100n C99 100n VR7A B100K VR7B B100K VR8A B100K VR8B B100K VR9B B100K VR9A B100K R160 15K R161 15K 3. Schematic Diagram 4 4 1234 A B C D 4321 D

28、C B A CHANNEL 1 CHANNEL 2 3 2 1 IC4A 4580 R31 100K R28 10K C1 6n8 C46 27n R3 47K C17 10uF/25V C19 10uF/25V R5 47K R15 2K2 5 6 7 IC4B 4580 R32 100K R27 10K C2 6n8 C47 27n R4 47K C18 10uF/25V C20 10uF/25V R6 47K R16 2K2 PHONO (INPUT1) L R C5 100P C6 100P C13 10uF/25V C14 10uF/25V R1 47K R2 47K R14 2K2

29、 R13 2K2 LINE (INPUT1) L R 3 2 1 IC5A 4580 R33 100K R29 10K C3 6n8 C48 27n R10 47K C25 10uF/25V C24 10uF/25V R11 47K R19 2K2 5 6 7 IC5B 4580 R34 100K R30 10K C4 6n8C49 27n R9 47K C26 10uF/25V C27 10uF/25V R12 47K R20 2K2 PHONO (INPUT2) L R C7 100P C8 100P C22 10uF/25V C23 10uF/25V R7 47K R8 47K R17

30、2K2 R18 2K2 R LINE (INPUT2)LINE L1 LINE R1 PHONO L1 PHONO R1 LINE L2 LINE R2 PHONO L2 PHONO R2 X1 CN- RCA2- 4PORT X2 CN- RCA2- 4PORT C30 100P C31 100P C29 100P C28 100P L 1 2 3 4 5 6 7 8 9 10 CN1 10P- 2.0 +15V +5V 1 2 3 4 5 6 7 8 9 10 11 12 CN2 12P- 2.0 84 IC4C 4580 84 IC5C 4580 C11 100P C12 100P +1

31、5V AMP R LINE L1 AMP L LINE R1 TAPE R PHONO R1 TAPE L PHONO L1 LINE R2 LINE L2 PHONO R2 PHONO L2 -15V -15V X4 CN- RCA2- 4PORT R36 100R R35 100R C38 470P C41 470P R L R37 100R R38 100R C39 470P C40 470P R L AMP L AMP R TAPE L TAPE R AMP ( MAIN OUT)TAPE ( MAIN OUT) 1 2 3 4 5 CN3 5P- 2.5 -15V +15V +5V

32、DJM2- PU.SCH Titel Size File: Date: Drawn By: Sheet RevisionModel No: 25- Dec- 2002 J.S.TASY DJM2- PU 11of DJM- 2V1.0 A4 R39 120R R40 120R R42 120R R41 120R C34 47uF C35 47uF C32 47uF C33 47uF 5 1234 A B C D 4321 D C B A D3 1N4004 D4 1N4004 X1 7805 C32 470uF/25V C16 10uF/25V C34 100n C28 1000uf/35v

33、D2 1N4004 D1 1N4004 X1 7915 C29 1000uF/35V C33 100n C15 10uF/25V C30 1000uF/35V D6 1N4004 D5 1N4004 X3 7815 C31 1000uF/35V C35 100n C21 10uF/25V -15V +15V +5V POWER IN 9V 1 2 3 CN1 3P- 3.9 1 2 3 4 5 CN2 5P- 2.5 DC OUT DJM3- PWR DJM2- PWR.SCH Titel Size File: Date: Drawn By: Sheet RevisionModel No: 2

34、5- Dec- 2002 J.S.TASY DJM3- PWR 11of DJM- 3V1.0 A4 6 6 4. PRINTED CIRCUIT DIAGRAM PCB : DJM2-PRE Top Overlay 7 7 PCB : DJM2-PRE Bottom Layer 8 8 PCB : DJM2-PRE Bottom Overlayer 9 9 PCB : DJM2-PU Top Overlay PCB : DJM2-PU Top Layer PCB : DJM2-PU Bottom Layer PCB : DJM2-PU Bottom Overlay 10 10 PCB : D

35、JM2-FP Top Overlay PCB : DJM2-FP Bottom Layer PCB : DJM2-VR Bottom Overlay PCB : DJM2-VR Top Overlay PCB : DJM2-VR Bottom Layer 11 11 12 12 13 13 14 14 15 15 5. Wiring Diagram b l a c k r e d 16 SEKAKU ELECTRON INDUSTRY CO.,LTD IEBO_P02IEBO_P02 Multi-Level BOM Structure Listing Report No.:IEBO_P02Da

36、te2003/09/03 Prepared by000011YAFENPage No.:1/15 Item No.PF00409VersionUNIT:PCS DESCRIPTIODJM-2Date:2003/01/04 DJM-2_ALTO_230V_歐規_無 VersionItem NoLoss %Ver.UnitCardinalEffective Date Item DescriptionUsage Rate:Phantom Layer Component RemarkAttrition Rate 0001-MA037241.0000 2003/01/04 panelPCS1Y DJM-

37、2 ALTO0.00 % 0002-MI015751.0000 2003/01/04 side boardPCS1Y DJM-20.00 % 0003-MI015791.0000 2003/01/04 side boardPCS1Y DJM-2 ALTO0.00 % 0004-NI0082610.0000 2003/01/04 plastic knobPCS1Y 12*18 double color0.00 % 0005-HI000191.0000 2003/01/04 power switchPCS1Y 4P MSR-80.00 % 0006-HD000211.0000 2003/01/04

38、 fuse(T)PCS1Y 100mA 250V 5.2*20mm CSA/S/UL/VDE0.00 % 0007-TC001331.0000 2003/01/04 transformerPCS1Y PT-DJM3_230V0.00 % 0008-HA018351.0000 2003/01/04 wire UL1617 22AWGPCS1Y 80 brown0.00 % 0009-HA011741.0000 2003/01/04 wire CF:W146PCS1Y 80 green/yellow0.00 % 0010-MH014482.0000 2003/01/04 horizontal sw

39、itch handlePCS1Y 5*20mm black LF20BK0.00 % 0011-NI011642.0000 2003/01/04 slide troughPCS1Y 3.7*12*70 DJ-MIX0.00 % 0012-NI025963.0000 2003/04/04 knobPCS1Y 17*10*11(C-B2) black0.00 % 0013-NI011833.0000 2003/01/04 keyPCS1Y 7.5*13 black0.00 % 0014-NI004984.0000 2003/01/04 foot cushionPCS1Y 12.7*7*6mm(SF

40、-005)0.00 % 0015-NI015871.0000 2003/01/04 cushionPCS1Y 73*29*2.2 black0.00 % 17 17 7. El e c t r i c a l Pa r t s Li s t SEKAKU ELECTRON INDUSTRY CO.,LTD IEBO_P02IEBO_P02 Multi-Level BOM Structure Listing Report No.:IEBO_P02Date2003/09/03 Prepared by 000011YAFEN Page No.: 2/15 Item No.PF00409Version

41、UNIT:PCS DESCRIPTIODJM-2Date:2003/01/04 DJM-2_ALTO_230V_歐規_無 VersionItem NoLoss %Ver.UnitCardinalEffective Date Item DescriptionUsage Rate:Phantom Layer Component RemarkAttrition Rate 0016-NI002615.0000 2003/01/04 sleeving flame retardant PCS1Y 5*20mm0.00 % 0017-HC000081.0000 2003/01/04 AC outletPCS

42、1Y 3515 A TYPE(RF-2004-C-4.8)0.00 % 0018-HA008611.0000 2003/01/04 power cord Europe 3PPCS1Y LT-312+0.75*3C(H05VV-F) 6FT+LT-5010.00 % 0019-NF008661.0000 2003/01/04 instruction-englishPCS1Y DJM-2 ALTO0.00 % 0020-NF000611.0000 2003/01/04 assurance cardPCS1Y ALTO0.00 % 0021-ND000362.0000 2003/08/13 nonw

43、ovenPCS1Y 30*5*0.5 black0.00 % 0022-ND000373.0000 2003/08/13 nonwovenPCS1Y 77*21*0.3 black0.00 % 0023-ND002162.0000 2003/01/04 non-wovenPCS1Y 15*30(2016B)0.00 % 0024-ME000602.0000 2003/01/04 MIC socket-nut(HC00125 Appendix)PCS1Y JY-6351G-02-2500.00 % 0025-MF000612.0000 2003/01/04 MIC socket-washer(H

44、C00125)PCS1Y JY-6351G-02-2500.00 % 0026-NE050044.0000 2003/01/04 label 30*11mmPCS1Y ALTO PF0.00 % 0027-MG003236.0000 2003/01/04 screwPCS1Y M3*60.00 % 0028-MJ010811.0000 2003/01/04 fixed boardPCS1Y DJM-30.00 % 0029-NE108094.0000 2003/04/07 label 30*11mmPCS1Y DJM-20.00 % 0030-MG0003622.0000 2003/01/04

45、 screwPCS1Y M3*40.00 % 18 18 SEKAKU ELECTRON INDUSTRY CO.,LTD IEBO_P02IEBO_P02 Multi-Level BOM Structure Listing Report No.:IEBO_P02Date2003/09/03 Prepared by 000011YAFEN Page No.: 3/15 Item No.PF00409VersionUNIT:PCS DESCRIPTIODJM-2Date:2003/01/04 DJM-2_ALTO_230V_歐規_無 VersionItem NoLoss %Ver.UnitCar

46、dinalEffective Date Item DescriptionUsage Rate:Phantom Layer Component RemarkAttrition Rate 0031-MG001574.0000 2003/01/04 Ni screwPCS1Y M2.6*40.00 % 0032-MG001721.0000 2003/01/04 Ni screwPCS1Y M4*100.00 % 0033-MF000482.0000 2003/01/04 washerPCS1Y 4*8*0.5t0.00 % 0034-MG000643.0000 2003/01/04 screwPCS1Y M3*100.00 % 0035-MG002812.0000 2003/0