Alto_Alto-Q_Parametric_EQ_Service_Manual电路图.pdf

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1、 Version 1.0 MODEL: ALTO-Q RadioFans.CN 收音机爱 好者资料库 CONTENT 1. Introduction.1 2. Specification.2 3. Block Diagram.3 4. Schematic Diagram.4 5. Wiring Diagram.6 6. Printed Circuit Board.7 7. Exploded View & Mechanical Parts List.8 8. Electrical Parts List.10 RadioFans.CN 收音机爱 好者资料库 1. Introduction ALTO

2、-Q has 5 band Parametric Equalizer delivers outstanding equalization both in live applications and in the studio. For room equalization and extreme corrective surgery e.g. nothing out unwanted frequencies (feedback etc.) For gentle contouring and audio sweetening in audio post-production and recordi

3、ng studios. Parallel filter architecture ensures minimal phase shift and extremely transparent audio performance. Precision state variable filters with constant “Q” principle ensure absolutely stable filter characteristics. High and low cut filters remove unwanted frequencies e.g. floor rumble and t

4、ape hiss etc. Each band can through “in/out” swit ch and is fully adjustable from extremely narrow notch filter (0.03 octaves) to broadband equalization (1.6 octaves). A wide overlap between frequency bands allows for extreme cut or boost. Balanced input and balanced output with 1/4”TRS and Gold pla

5、ted XLR. With an auto-bypass function during power failure. 12 LED to indicate input or output level. 3. Block Diagram - 1 - RadioFans.CN 收音机爱 好者资料库 2. Specification AUDIO INPUT Type Impedance Operating level Maximum input level CMRR AUDIO OUTPUT Type Impedance Maximum output level SYSTEM SPECIFICAT

6、IONS Bandwidth THD+N% IMD Noise Frequency response Low cut High cut PARAMETRIC FILTER Level Frequency Bandwidth FUNCTION SWITCHES Audio IN/OUT I/O meter IN/OUT IN/OUT INDICATORS Input/output level Function switch POWER SUPPLY Main voltages Power consumption Fuse PHYSICAL Dimension Weight Active bala

7、nced XLR and 1/4 JACK Balanced: 50kOhmUnbalanced: 25kOhm +4dBu/10dBV Balanced and Unbalanced: +18dBV 55dB 1kHz XLR and 1/4 JACK Balanced: 60OhmUnbalanced: 30Ohm +18dBV 18Hz to 30kHz at 3dBV 0.02% typ. 1kHz, +4dBu 0.04% typ. 1kHz, 10dBu 0.01% typ -92dBr unweighted 22Hz to 22kHz 18Hz to 28kHz, 3dB Var

8、iable (10Hz to 400Hz) Variable (kHz tokHz)2.530 Variable ( 15dB) Band1: 20Hz to 400Hz Band2: 60Hz to 1kHz Band3: 150Hz to 2.5kHz Band4: 500Hz to 8kHz Band5: 1kHz to 20kHz Variable (0.03 to 1.6 octaves) Relay controlled hardbypass Switches the meter display from input to output Activates each filter

9、band 12-segment LED display: -30/-24/-18/-12/-6/-3/0/+3/+6/+9/+12/+18dB LED indicator of every switch AC: 210240VAC50Hz AC: 95120VAC60Hz 9watts 95120V: T315mA 250VAC 483(W) 194.1(D) 44(H)mm 3.23kg 210240V: T200mAL 250VAC - 2 - 1234 A B C D 4321 D C B A INPUT +15V IN/OUT LOW CUT RL HIGHT CUT LEVEL I/

10、O METER VU BAND 1BAND 2BAND 3 BAND 4 BAND 5 BANDWITCH FREQUENCY LEVELIN/OUT FUSE 115V 0 7815 7915 +15V -15V OUTPUT 230V BANDWITCH FREQUENCY LEVELIN/OUT BANDWITCH FREQUENCYLEVELIN/OUT BANDWITCH FREQUENCYLEVELIN/OUT BANDWITCH FREQUENCYLEVELIN/OUT 3. Block Diagram - 3 - 12345678 A B C D 87654321 D C B

11、A 1 2 3 4 5 6 7 8 CN1 CN-8P-180 1 2 3 P SW6A SW PS-22E85L -15V +15V R71 100 C1 47UF25V 4 1 2 5 3 6 0 VR13 C100K C53 0.0015UF100V R43 5.11K1% C42 20PF R44 5.11K1% 13 12 14 U5A TL074 6 5 7U5B TL074 2 3 1 114 U5D TL074 9 10 8 U5C TL074 R72 5.11K1% +15V -15V R73 5.76K1% C54 0.0015UF100V R62 100N1% 1 2 3

12、 VR14 A100K C64 100UF10V R54 5.11K1% R67 33.2K1% R53 16.5K1% C46 20PF R7 2K1% C8 47UF25V R86 5.11K1% R81 20K1% 1 2 3 P SW5A SW PS-22E85L 4 5 6 P SW2B SW PS-22E85L C57 47UF35V 4 5 6 P SW1B SW PS-22E85L C12 10NF +15V -15V -15V 4 1 2 5 3 6 0 VR10 C100K C59 0.0033UF100V R45 4.53K1% C43 20PF R46 5.11K1%

13、13 12 14 U4A TL074 6 5 7U4B TL074 2 3 1 114 U4D TL074 9 10 8 U4C TL074 R75 6.34K1% +15V -15V R76 6.04K1% C60 0.0033UF100V R63 121N1% 1 2 3 VR11 A100K C65 100UF10V R56 8.06K1% R68 51.1K1% R55 10K1% C47 20PF R8 2K1% C9 47UF25V R87 3.09K1% R82 20K1% 1 2 3 P SW4A SW PS-22E85L 4 5 6 P SW3B SW PS-22E85L 4

14、 5 6 P SW4B SW PS-22E85L 4 5 6 P SW5B SW PS-22E85L 4 5 6 P SW6B SW PS-22E85L 4 5 6 P SW7B SW PS-22E85L Q2 PNP R24 39K1% R23 15K1% R18 470N1/4W +15V AA BB CC 4 1 2 5 3 6 0 VR7 C100K C38 0.01UF100V R47 5.11K1% C44 20PF R48 5.11K1% 13 12 14 U3A TL074 6 5 7 U3B TL074 2 3 1 114 U3D TL074 9 10 8 U3C TL074

15、 R78 6.34K1% +15V -15V R79 6.34K1% C39 0.01UF100V R64 150N1% 1 2 3 VR8 A100K C66 100UF10V R58 10K1% R69 51.1K1% R57 10K1% C48 20PF R9 2K1% C10 47UF25V R88 3.09K1% R83 20K1% 1 2 3 P SW3A SW PS-22E85L A B C 4 1 2 5 3 6 0 VR4 C100K C61 0.027UF100V R49 5.11K1% C45 20PF R50 5.11K1% R90 5.76K1% R91 5.76K1

16、% C62 0.027UF100V R65 150N1% 1 2 3 VR5 A100K C63 100UF10V R60 10K1% R70 51.1K1% R59 10K1% C49 20PF R10 2K1% C11 47UF25V R89 3.09K1% R84 20K1% 1 2 3 P SW2A SW PS-22E85L A B C 4 1 2 5 3 6 0 VR1 C100K C36 0.01UF100V R41 8.06K1% C41 20PF R42 5.11K1% R39 5.62K1% +15V -15V R40 5.62K1% C37 0.01UF100V R61 1

17、50N1% 1 2 3 VR2 A100K R51 10K1% R66 51.1K1% R52 10K1% C40 20PF R6 2K1% C6 47UF25V R85 3.09K1% R80 20K1% 1 2 3 P SW1A SW PS-22E85L A B C C50 0.047UF100V C51 0.047UF100V C55 0.15UF63V C56 0.15uf63v 4 1 2 5 3 6 0 VR17 C100K 4 1 2 5 3 6 0 VR18 C100K R27 4.12K1% C33100PF R28 8.2K1% 5 6 7 U11B BA4558 5 6

18、7 U7B BA4558 R26 4.12K1% +15V -15V R77 1.5K1% R21 47K1% 1 2 3 VR16 B50K R35 6.8K1% R38 1K1% R32 14K1% R36 6.8K1% C7 47UF25V R33 14K1% R34 14K1% 1 2 3 P SW7A SW PS-22E85L TO SW7-6 TO SW7-6 A 2 3 1 84 U7A BA4558 +15V -15V C32 100PF R29 8.2K1% C58 680p D3 IN4148 R22 47K1% D1 IN4148 D4 IN4148 C35 1UF50V

19、 C3 47UF25V 2 3 1 84 U11A BA4558 5 6 7 U6B BA4558 C34 100p C4 47UF25V C5 47UF25V R31 14K1% C2 47UF25V R74 330K1% +15V D2IN4148 -15V R1 13.3K1% R3 8.66K1% +15V R2 4.02K1% R25 2.7K1% R11 1.2K1% R12 953N1% R13 680N1% R14 402N1% R15 200N1% R16 100N1% +15V +15V +15V R5 2K1% R30 806N1% R37 110N1% DL1 RR D

20、L2 RY DL3 RY DL4 RY DL5 RY DL6 RG DL7 RG DL8 RG DL9 RG DL10 RG DL11 RG DL12 RG Q1PNP R20 47K1% R19 30K1% R17 470N1/4W R4 47N1/4W -15V C14 10NF -15V C16 10NF -15V C18 10NF -15V C20 10NF -15V C22 10NF -15V C24 10NF -15V C26 10NF +15V C28 10NF -15V C30 10NF -15V C13 10NF C15 10NF C17 10NF C19 10NF C21

21、10NF C23 10NF C25 10NF C27 10NF C29 10NF +15V+15V+15V+15V+15V+15V+15V+15V 2 4 3 1 VR3 RVS-4P/2P 2 4 3 1 VR6 RVS-4P/2P 2 4 3 1 VR9 RVS-4P/2P 2 4 3 1 VR15 RVS-4P/2P 2 4 3 1 VR12 RVS-4P/2P B C DL13 RG DL14 RG DL15 RY DL16 RY DL17 RG DL18 RG DL19 RG DL20 RG DL21 RG DL22 RG DL23 RG DL24 RG DL25 RG DL26 R

22、G +15V -15V 1 6 7 312 - + U8A BA10339 2 4 5 - + U8B BA10339 14 8 9 - + U8C BA10339 13 10 11 - + U8D BA10339 1 6 7 312 - + U9A BA10339 2 4 5 - + U9B BA10339 14 8 9 - + U9C BA10339 13 10 11 - + U9D BA10339 1 6 7 312 - + U10A BA10339 2 4 5 - + U10B BA10339 14 8 9 - + U10C BA10339 13 10 11 - + U10D BA10

23、339 6 5 7 U1B 074C 9 10 8 U1C 074C 13 12 14 U1A 074C 2 3 1 U1D 074C 114 U1E 074C 2 3 1 U2D 074C 9 10 8 U2C 074C 13 12 14 U2A 074C 6 5 7 U2B 074C 114 U2E 074C C52 470uf10v 2 3 1 84 U6A BA4558 +15V -15V C31 10NF +15V C67390p 4. Schematic Diagram - 4 - 12345678 A B C D 87654321 D C B A 1 2 3 CN2 CN-3P-

24、180 1 2 3 4 5 6 7 8 CN1 CN-7P-180 D2 1N4002 D4 1N4002 D3 1N4002 D5 1N4002 D1 1N4002 C5 1000UF35V C6 1000UF35V C9 10UF50V C10 10UF50V 2 1 3 MIC2 CN-BAL-FEMALE-2 2 1 3 4MIC3 CN-BAL-MALE 3c 5e 1a 4d 2b MIC1 PHONEJACK5 (5-PIN) 3c 5e 1a 4d 2b MIC4 PHONEJACK5 (5-PIN) RL1 RELAY- 2- 24 3 2 1 U3A 4558 84U3C

25、4558 -15v+15v C13 10UF50V C21 10UF50V R12 R-1/4W-100N +15v -15v 3 2 1 U4A 4558 5 6 7U4B4558 C22 47UF25V R19 R-1/4W-0N R20 R-1/4W-0N 84 U4C 4558 IN IN GND GND OUT OUT U17815 GND GND IN IN OUT OUT U27915 R2 10K R1 10K R11 10K R3 10K R4 33K R18 60N4 R15 5.76K R14 10K R16 4.53K R17 3.16K R9 3.24K R8 4.5

26、3K R6 2.67K R10 60N4 R7 6.04K R13 3.16K R5 10K Q1 C1815 C11 47PF C7 47PF C12 100NF C8 100NF C1 100PF C2 100PF C4 470PF C3 470PF C18 100NF C16 100NF C17 100NF C19 100NF C14 100NF C15 100NF C20 100PF +15V -15V R21 5.6k 1 2 CN3 CN-2P-180 - 5 - 1234 A B C D 4321 D C B A FUSE POWER SW 0 CN2 CN3 P-ALTO Q-

27、PU CN1 CN1 P-ALTO Q-FP PL 150V 230V 5. Wiring Diagram - 6 - 6. Printed Circuit Board - 7 - PCB : A LT O - Q - FP B O T T O M LA Y ER B O T T O M O V ERLA Y B O T T O M S O LD ER PCB : A LT O - Q - FP T O P LA Y ER T O P O V ERLA Y T O P S O LD ER PCB : A LT O - Q - PU T O P O V ERLA Y PCB : A LT O -

28、 Q - PU B O T T O M LA Y ER B O T T O M O V ERLA Y B O T T O M S O LD ER 7. Exploded View & Mechanical Parts List - 8 - Part List Mechanical Parts List No. Item NO. Item Description Specification pcs 1 MA03352 panel ALTO-Q 1 2 NMBA02 Power switch 15*17 1 3 NPL285 Power switch cover 6*2.5 yellow C 1

29、4 NMBP64 Plastic knob(double color) 11*117.5 18 5 NPL272 Knob cover 8.5*4 blue 072C 18 6 NPL275 Lens key 3*W6*18.3 transparency 7 7 NPL325 Lens pillar 3.1*85 12 8 PCB semi-finished product 1 9 MSCB32 Black-plated screw 3*6 pill 10 10 Chassis base assemble 1 11 MSCB38 Black plated screw 3*7 pan head

30、iron-plate 4 12 MI01394 Front panel ALTO-Q 1 13 MSCB13 Black-plated screw 3*6 pan-head 15 14 HSWA13 Power supply SW SDDLB 1007U 1 15 TP4042 transformer PT-CLE40 1 16 MSCC40 screw 4*30 pill 1 17 MFSC02 washer 4*12*1t 1 18 MFSS04 Spring washer 4*7*1t 2 19 NLXC07 Rubber coil 20*60*2tB 1 20 MSTC04 nut 4

31、m/m 2 21 MFST01 Shake proof washer 4*8*0.5t 2 22 HLSC76 Ground wire 1 23 PCB semi-finished product 1 24 MHLB12ZZ Heat sink CLE2.0 1 25 NPL029 Plastic washer T0220B 2 26 MB02298 Rear panel ALTO-Q 1 27 HCSA16 AC socket (s)315-B (enclosed AC adaptor) 1 28 MSCB35 Black-plated screw 3*10 pan head 2 29 MS

32、CB58 Black-plated screw 3*10 pill iron-plate 4 30 ME00060 MIC socket nut Hexagon JY-6531G-02-250 2 31 MF00061 MIC socket washer JY-6531G-02-250 2 32 MTP229ZZ Top cover CLE2.0 1 - 9 - No. Part No. Description Specification Remark 1 MA03352 panel ALTO-Q 2 MA03253 panel ALTO-Q 3 MA03349 panel ALTO-Q 4

33、MA03353 panel ALTO-Q 5 MI01279 panel 44.2*17.5*483 6 MB00522 rear board CLE2.0_V1.6 7 MB00520 rear board CLE2.0 8 MB00521 rear board CLE2.0_V1.7 9 MJ00059 single light board 1.2*2135*1220 24.54kg 10 ME00001 screw pillar M4*10*0.7PH 11 MI01357 fixed bracket CLE2.0 12 MJ00063 iron board 1.2*2135*1220

34、24.54kg 13 MI01394 front board ALTO-Q 14 MI01393 front board ALTO-Q 15 MJ00061 iron board 1*2135*1220 20.45kg 16 ME00035 iron pillar hexagon6.35*M3*6 17 MB02298 rear board ALTO-Q_V1.0 18 MB02296 rear board ALTO-Q 19 MB02295 rear board ALTO-Q 20 MJ00058 single light board 1*2135*1220 20.45kg 21 MC002

35、09 top cover CLE2.0 22 MC00207 top cover CLE2.0 23 MC00208 top cover CLE2.0_V1.2 24 MJ00059 single light board 1.2*2135*1220 24.54kg 25 NI01156 button 3*W6*18.3 26 NI01876 LED spacer support 7.6*4.5*184 27 NI01178 LED lens 3.1*85 28 NI00362 knob (COOL GRAY 8C/white) 29 NI00896 knob cover 8.5*4 072C

36、30 HC00015 AC socket (S)315-B (AC select) 31 HD00023 glass tube fuse 200mA 250V 5.2*20mm CSA/S/UL/VDE 32 NI00308 power switch button 15*17 33 NI01159 power switch button cap 6*2.5 YELLOW C 34 HI00023 power switch SDDLB 1007U 35 SA00065 L.E.D LG2043 green 36 MG00041 screw M3*6 37 MG00025 screw M3*6 3

37、8 MG00042 screw M3*10 39 MG00045 screw M3*7 40 MG00061 screw M3*10 41 MG00111 color screw pill 4*30 42 ME00016 color nut 4m/m 8. Electrical Parts List - 10 - No. Part No. Description Specification Remark 43 ME00060 MIC jack JY-6351G-02-250 44 MF00061 MIC jack 9.6*13*0.5t 45 MG00162 screw M3*8 46 MF0

38、0019 washer 4*12*1t_V1.0 47 MF00106 washer 4*12*1t_V1.0 48 MJ00058 single light board 1*2135*1220 20.45kg 49 MF00038 washer 4*7*1t 50 MF00048 washer 4*8*0.5t 51 NI00443 rubber coil 20*60*2tB 52 HA01537 header wiring AF:W301 8P-8P 240 53 HA01638 row-wire connector wiring 2P 280 54 HA01798 wire 250 bl

39、ack 55 HA01835 P.V.C single wave wired UL1617 80 brown 56 HA01789 P.V.C wire UL1007 AWG24 150 black 57 HA00086 wire 2200mm black L3R3 58 HA01333 single terminal wiring CF:W76 150mm UL1015 18AWG green/yellow 59 MJ00344 solder plate AMP 60 HA00861 power cord Europe 3P LT-312+LT-501 61 NI00240 sleeve 2

40、.5*10mm 62 NI00239 sleeve 2.5*1000mm 63 NI00252 sleeve 4*20mm 64 NI00248 sleeve 4*1000mm 65 NC00005 mica SB-9500DSP 18*13*0.1t_V1.0 66 NI02249 plastic washer TW-1(TO-220) 67 NI00218 cable tie ALT-102SB 68 NI00501 self-adhere foot cushion 12.7*9*3t(SF-004) 69 NA00137 clip-chain bag 5*7 70 NA00123 PE

41、bag 0.04t*580*300mm 71 HJ00006 dessicant 30g 72 NE05267 label red 73 NH00025 bond paper 0.065*1M 74 NI00018 membrane 0.06*1M 75 NE06156 label ALTO-Q 39 MG00045 screw M3*7 76 NH00012 bond paper 0.04*1M 77 NI00014 membrane 0.035*1M 78 NE05004 label ALTO 79 NH00334 cone paper 0.040*1m 80 NB02072 gift c

42、arton ALTO Q ALTO_V1.0 81 NB02163 barrier X23,34,40 82 NB02164 barrier X23,34,40 83 NB02088 carton (1H) ALTO 19used to series - 11 - No. Part No. Description Specification Remark 84 NF00961 instruction ALTO-Q ALTO_V2.4 85 NH00149 paper 889*640mm 86 NF00061 assurance card ALTO 87 TD00118 transformer

43、PT-CLE4.0 88 SD00077 integrated circuit-RS L7815CV(TO-220)(ST)(MOROCCO) 89 SD00079 integrated circuit L7915CV(TO-220)(ST) 90 MF00037 washer 3.2*5.5*1t 91 MJ00115 heat-sink CLE2.0 4*80.5*18_V1.1 92 MJ00070 AL plate 4*2440*1220 32.40kg 93 ME00015 color nut 3m/m 94 NI02085 power switch sleeve 22*9.69 9

44、5 HK01250 PC board P-ALTO Q-FP-DIP 96 RA00174 fixed resistor 1/4W 47 M type R4 97 RA00204 fixed resistor 1/4W 470 M type R17,R18 98 CB00009 electrolytic capacitor 1uF/50V 4*7mm C35 99 CB00039 electrolytic capacitor 47uF/25V 5*11mm C1,C10,C11,C2,C3,C4,C5,C6,C7,C8,C9 100 CB00041 electrolytic capacitor

45、 47uF/50V 6*11mm C57 101 CB00045 electrolytic capacitor 100uF/10V 5*11mm C63,C64,C65,C66 102 CB00068 electrolytic capacitor 470uF/10V 8*11mm C52 103 CC00045 mylar capacitor 0.0015uF/100V 3% C53,C54 104 CC00010 mylar capacitor 0.0033uF/100V 3% C59,C60 105 CC00021 mylar capacitor 0.01uF/100V 3% C36,C3

46、7,C38,C39 106 CC00029 mylar capacitor 0.027uF/100V 3% C61,C62 107 CC00035 mylar capacitor 0.047uF/100V 3% C50,C51 108 CF00036 metal-film capacitor MSC 0.15uF/63V C55,C56 109 SA00071 L.E.D 3 green LVG2340/A DL10,DL11,DL12,DL13,DL14,DL17,D L18,DL19,DL20,DL21,DL22,DL23,DL2 4,DL25,DL26,DL6,DL7,DL8,DL9 1

47、10 SA00072 L.E.D 3 red LI2340/A DL1 111 SA00073 L.E.D 3 yellow LVY2340/A DL15,DL16,DL2,DL3,DL4,DL5 112 HI00162 push-button switch 2 paragraphs 6p PS-22E8552L SW1,SW2,SW3,SW4,SW5,SW6,SW7 113 HC00082 connector(male) 8P 2.5mm 180 CN1 114 NI01781 LED spacer support LEDS-8 8mm DL1,DL10,DL11,DL12,DL13,DL14,DL