Alto-MAC2_2_MAC2_3_MKII-pwr-sm 电路图 维修手册.pdf

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1、 Version 1.0 MODEL: MAC2.2/2.3 MKII RadioFans.CN 收音机爱 好者资料库 CONTENT 1. INTRODUCTION 1 2. TECHNICAL SPECIFICATIONS 2 3. BLOCK DIAGRAM & SCHEMATIC DIAGRAM 3 4. PCB LAYOUT 9 5. EXPLODED VIEW & PARTS LIST 15 6. BOM. 17 RadioFans.CN 收音机爱 好者资料库 1 INTRODUCTION MAC2.2/2.3MK II is highly effective AMP with h

2、igh power, providing balanced input , Barrier strip for SP output ,as well as STEREO/PARALLEL/BRIDGE/LIMT/30HZ filter functions . The users can choose the respective inner protection measures and power supply to avoid high temperature and short circuit. 2U bodybig professional stereo power amplifier

3、. Wonderful tone quality and great volume level Hard appearance and durable, it can be installed in cabinet or as a solo one. The amplifier power : MAC2.2MK II : stereo output :350W*2(4RMS), 750W*2(2EIAJ) bridge output: 710W(8RMS), 1500 W*2(4EIAJ) MAC2.3MK II : stereo output :550W*2(4 RMS), 750W*2(2

4、EIAJ) bridge output: 1150W (8RMS), 1500 W*2(4EIAJ) Many controls on the rear panel: the clip limiter SW the filter switch :30HZ Stereo / Double-single /Parallel or Bridge operation modes. separate balanced signal input . Connect speaker cable to output terminal of rear panel Signal,clip ,protection

5、,power LEDs on the panel Each channel has separate DC, heat protection and over-load circuit , protecting the amplifier and speaker automatically. RadioFans.CN 收音机爱 好者资料库 2 TECHNICAL SPECIFICATIONS POWER SPECIFICATIONS MAC2.2 MAC2.3 2 Ohms(EIAJ) 750W 2 1000W 4 Ohms(RMS) 350W 2 510W Stereo Mode (Both

6、 channels driven) 20Hz 20KHz 8 Ohms(RMS) 230W 2 285W 8 Ohms(RMS) 710W 1000W Bridge Mono Mode 20Hz 20KHz 4 Ohms(EIAJ) 1500W 2200W ELECTRICAL SPECIFICATIONS INPUT SENSITIVITY 1.15V(+3.4dBu) INPUT IMPEDANCE 10k U n b a l a n c e d 20k B a l a n c e d FREQUENCY RESPONSE at 10dB below rated output power

7、25Hz 25KHz +0/-1 dB -3dB points:5 Hz 50KHz VOLTAGE GAIN 30dB 32dB DISTORTION(SMPLE-1M) 0.03% 0.03% S/N ration 100dB 100dB GENERAL SPECIFICATIONS PROTECTIONS Full short circuit,open circuit,thermal,ultrasonic,and RFprotection stable into reactive or mismatched loads,turnON/OFF,muting,tried crowbar CO

8、NTROLS Front:AC switch,Input level control for each channel Rear:stereo/parallel/bridged selector,30Hz filter selector clip ON/OFF selector INDICATIORS SIGNAL:2 green LEDs CLIP:2 red LEDs POWER:1 blue LED PROTECTION:1 red LED CONNECTORS INPUT:Active balanced XLR and 1/4”(6.3mm)TRS OUTPUT:touch-proof

9、 binding posts and speakon jacks POWER SUPPLY Available for 110-120V or 220-240V AC,50/60Hz DIMENSIONS 483(W)*460(D)*88.8(H)mm WEIGHT 13.6kg 15.6kg 1234 A B C D 4321 D C B AMAC2.2/2.3MKII SYSTEM BLOCK DIAGRAM Titel Size A3 Model No: MAC2.2/2.3MKII Revision Date: 02-Nov-2007Sheetof1 1 File: Drawn By:

10、JJZ XLR CH.A INPUTS PREAMP XLR CH.B INPUTS PREAMP CH.B OUTPUTS SIGNAL SMART STEREO: INPUT ATO CH.A.INPUT B TO CH.B BRIDGE INPUT A TO MONO BRIDGED PARALLAE INPUT A TO MONO SENSITIVITY PROTECTION CH.A SPKR OUT SENSITIVITY PROTECTION PROTECT CH.B SPKR OUT MAC2.2/2.3MKII SYSTEM BLOCK DIAGRAM BRIDGE SINP

11、ROTCLIP SINPROTCLIP CH.B PWRAMP CH.A PWRAMP CH.A OUTPUTS MAC2.2/2.3MKII(1/1)方框圖 PROTECT VER071102 AC2.2/2.3MKII方框圖 1234 A B C D 4321 D C B AMAC2.3MKII VRL Titel: Size: A4 Model No: MAC2.2/2.3MKII Revision: VER071102 Date: 02-Nov-2007Sheet: of 1 1 File:Drawn By:JJZ GNDD GND S1B S2B S3B S1A GA GB TO A

12、MP CHA S2A SINA S2B PA TO AMP CHB S1B S2B S2B S3B 13 2 VR1 10K 13 2 VR2 10K LED2 PR RED GND GAGND SINB PB S2A S3B GBGND 1 2 3 4 CN4 CON4P 1 2 3 4 CN5 CON4P +12V S2A +15V S2A GND1 S1A SLA GA GB +12V GND R13 10K LED1 power led GND SLA SLB SLA SLB R1 20K R2 20K GA TO INPUT 1 2 3 CN1 1 2 3 4 CN2 1 2 CN3

13、 J1 10 Q1 C1815 Q3 C1815 Q2 C1815 C1 10UF C2 1UF R9 1M R11 68K R14 1k R17 4.7K R6 2.2k R26 51K R25 10k D1 IN4148 D2 IN4148 R8 2.2k R21 4.7k Q4 C1815 R15 1k Q6 C1815 R12 68k R10 1M C4 1UF/25V C3 10UF/25V LED4 SIG GRN LED3 CLIP RED LED5 SIG GRN GND GND GND GND GND R4 8.2K R3 8.2K S3B +12V GB R44 100R

14、R7 4.7K R18 4.7K R22 3.9K Q7 2N5401 C5 1UF GND D5 IN4148 Q5 C1815 R16 51K 12 R5 10k LED6 CLIP RED GND R24 100R R19 4.7K R20 4.7K R23 3.9K Q8 2N5401 C6 1UF GND D6 IN4148 S2A SLB C7 10UF C8 10UF J2 5 1 2 3 4 5 6 7 8 RY1 DC12V 8P Q9 C1815 AK D3 1N4148 +12V GND R40 10K C9 10UF/50V GND R41 8.2K GNDGND MA

15、C2.3MKII VRL_VER071102 (1/1) MAC2.3MKII VRL.SCH 1234 A B C D 4321 D C B A AC1 1 V+ 2 AC2 3 V- 4 BR1 KBPC2504 C18 0.1u/250v C25 0.1u/250v AC1 1 V+ 2 AC2 3 V- 4 BR2 KBP206G 1 2 3 4 5 CN4 CON5 BR3 KPB206G C34 470uC36 0.1 R10 0 R9 1k Vin 1 GND 2 Vout 3 U4 LM317 NTC2 1 2 CN6 CON2 1 2 CN12 CON2 1 2 3 4 CN

16、1 CON4 NTC1 NTC2 +17V NTC1 J1 250 J2 250 J3 250 J5 250 J8 250 J7 250 J4 250 J6 250 C16 10000uF/80V C17 10000uF/80V 1 2 3 4 CN3 CON4 NTC1 NTC2 +17V J9 250 C35 10UF C27 220UF/25V Q5 2SA1837 Q4 A1013 ZD1IN4744 R8 10K1/4W C26 100UF/50V D8 IN4007 GND C28 220UF/25V ZD2 IN4744 R7 10K1/4W C33 100UF/16V D5 I

17、N4007 -15V GNDD +15V TO AMP-CN7 Q3 2SC4793( Q6 C2383 1 2 3 4 5 CN5 CN5P2.54-180 GND +16V GND1 GNDJ20 8MM GNDGND Vin GND Vout U37815 C30 0.1UF/100V C31 220UF/35V GND AK D6 IN4007 D7 IN4007 C1 CL10 C2 CL10 C15 CL10 C14 CL10 F3 12A F2 12A R2 0.22/2W R1 0.22/2W R11 0.22 -15V +15V +16V C3 2200UF/25V GND

18、C4 2200UF/25V GND C29 470UF/25V C5 0.1u/250v C6 0.1u/250v +17V FAN1FAN2 MAC2.3MKII POWER Titel: Size: A4 Model No: MAC2.2/2.3MKII Revision: VER071102 Date: 02-Nov-2007Sheet: 1 of 1 File: JJZ Drawn By: MAC2.3MKII POWER_VER071102(1/1) MAC2.3MKII POWER.SCH 12345678 A B C D 87654321 D C B A MAC2.3MKII I

19、NPUT Titel Size A3 Model No: MAC2.2/2.3MKII Revision VER071102 Date: 02-Nov-2007Sheet 1 1 of File:MAC2.3MKII INPUT.SCHDrawn By:JJZ 1 1 2 2 3 3 MIC1 HCSM-94M007P1 GND R7 10K R8 10K R2 330K R6 330K C2 470P C3 470P GNDGND GNDGND 3 2 1 U1A 4580M C18 22P R9 10K 1 4 3 + _ 52 11 8 7 6 U2A LM13600 R28 39K R

20、43 100R R42 100R R30 820K GND C6 0 1 GND +14V R14 10K R38 150K R40 270 R16 00R C7 0 1 C8 0 1 - 14V GND Q1 2N3906 C22 10U 3 1 2 SW3A CILP GND 12 34 56 78 910 1112 1314 1516 SW1 BR 1 3 2 MIC4 HCSM- JY6351 1 2 3 MIC2 HCSM-94M007P1 GND R19 10K R20 10K R17 330K R18 330K C4 470P C5 470P GND GND GND 5 6 7

21、U1B 4580M C20 22P R21 10K 16 13 14 + _ 1215 9 0 U2B LM13600 R29 39K R45 100 R44 100 R31 820K GND +14V R26 10K R39 150K R41 270 R27 00R C9 0 1 - 14V GND Q2 2N3906 C25 10U 6 5 4 SW3B CILP GND 3 2 1 U4A 4580M 5 6 7 U4B 4580M GND R1 10K R4 10K R5 0R GND C1 22P R3 10K GNDD S1B S2B S3B S1A +12V GND1 S2A G

22、 R13 15K C1922P R12 10K GND C24 10U 7 6 5+ _ U3B 4580M R25 15K C2122P R24 10K GND C27 10U 48 U1C 4580M 48 U3C 4580M 48 U4C 4580M C10 0 1 C11 0 1 C12 0 1 C13 0 1 1 2 3 4 5 CN4 CN-5P-90 +12V GND +15V GND - 15V GND CH1 IN CH2 IN C36 100U C37 100U TO POWER TO VRL C29 015UF R34 20K R35 20K C28 015UF R32

23、47K R10 22K GND C31 015UF R36 20K R37 20K C30 015UF R33 47K R22 22K GND 3 2 1 U3A 4580m 1 2 3 4 5 6 7 CN6 CN-7P-180 1 2 3 4 5 6 7 CN5 CN-7P-180 GND 1 3 56 4 2 SW2 FILTER GND S1FS2F S3FS4F S1F S2F S3F S4F GND +14V - 14V 1 2 3 CN1 CN-3P-180 GND 1 2 3 4 CN2 CN-4P-180 1 2 CN3 CN-2P-180 C34 45U/25V C35 4

24、5UF/25V R11 18K GND D1 IN4148 D3 IN4148 D2 IN4148 D4 IN4148 AK LED1 LED- 3 D5 IN4148 D6 IN4148 D7 IN4148 D8 IN4148 AK LED2 LED- 3 R15 18K GND R23 680R R46 680R 1 2 3 4 5 6MIC3 HCSM- 94M C14 10UF C15 10UF MAC23MKII INPUT_VER071102 1/1 12345678 A B C D 87654321 D C B A R28 62K R33 20K R35 10K C9 100p

25、C1 4 7u-16v Q16 2SC2240 Q17 2SC2240 Q2 A970Q3 A970 Q19 MJE350 Q4 MJE350 Q22 MJE350 Q1 5401 Q30 C5200 Q20 MJE340 Q5 MJE340 Q18 5551 B CE Q6 2SC4382 R38 47 R40 47 R39 47 R41 47 R43 6K8 R42 6K8 R4 1K R3 1K R5 1KR6 1K R8 300 R1 39k R2 39k R9 300 D1 4148 D2 4148 D10 4148 D11 4148 C4 22uF/100V C5 22uF/100

26、V C7 220u/16v R47 330 G R44 10K C14 10p C3 221/1KV C2 221/1KV R10 100 R12 100 R13 68 R14 68 C12 33P C13 33P C11 224 R48 887R R31 2K7 R17 200 R18 200 Q23 2SA1668 Q24 A1943 Q25 A1943 Q9 C5200 R49 10R-2W R61 022R/5W R54 022R/5W R53 022R/5W R55 022R/5W Q11 5551 Q14 5401 D7 4148 A 12 D6 4148 R51 887K R50

27、 887K C15 102 C16 102 R45 10k L111UH R59 10 R58 2 7 +90V A B C17 00068 TO B TO A R11 100 1 2 3 4 CN1 254 3P PA Q8 2SC5200 Q26 A1943 R56 022R/5W R57 022R/5W 1 2 3 4 CN2 CON4 NTC1 NTC2 +18V P5250 P1250 P4 250 +90V -90V R46 10k TH1 NTC-10K OUT -90V-50V +50V MAC2.3MKII AMP_VER081022 (1/1) C20 470P/1KV C

28、21 470P/1KV Q7 C5200 Q31 A1943 R52 022R/5W R63 022R/5W Q32 5551 R65 680 R64 10K ZD2 1N4753 36V ZD3 1N4753 36V ZD4 1N4753 36V ZD5 1N4753 36V P2250 Q15 A1668 R66 47K C23 22uF/100V Q12 C4832 R68 47K C24 22uF/100V D20 1N4007 D21 1N4007 R71 47K R70 47K SP GND1 R7 10R-2W MAC2 3MKII AMP Titel: Size: A3 Mod

29、el No: MAC2 2/2.3MKII Revision: VER081022 Date: 22-Octo-2008Sheet: 1 of 1 File:JJZDrawn By: D29 IN4007 D30 IN4007 R37 1K Q10 5551 C22 1uF/25V Q13 5401 R27 10k C10 224 R34 68k D5 4148 R21 100k A D12 4148 ZD7 51V OUT B +18V PA P3 250 D27 1N4004 C8 22uF/50V C19 47u-16v R24 100k R32 2K7 R122 82K R23 100

30、K R62 47K Q29 2N5551 Q21 D667 Q28 2N5551 Q27 2N5551 D28 1N4004 1 2 CN3 C18 22U/25V R60 56K ZD1 43V 1 1 2 2 3 3 4 4 RY1 HEM- DC12V12- 5P D13_2 D13 4148 GND GND GNDGND SP PRO SW R58 100R NO 85度 MAC2 3MKII AMP.SCH C6 22UF/100V C17 22UF/100V GND MAC23MAC22 C5200 A1943 Q30,Q8, Q9 Q7, Q24,Q25,Q26, Q31 Q30

31、,Q9,Q7, Q31,Q26Q25, 0.22R/5W R61,R54,R56, R52,R53,R55, R57, R63 R61,R56, R52, R55, R57,R63 887KR50,R51909KO R28909KO62KO ZD1 5V5V R15 0R ZD6 10V GND ZD12.2K改插的電阻 G MOUNT (JUMP OR OE RESISTOR) MOUNT (JUMP OR OE RESISTOR) +50V C25 01UF/250V GND C26 01UF/250V GND 1234 A B C D 4321 D C B A CHB-PU-2 Tite

32、l SizeModel No: MAC2.4 MKII Revision VER021004 Date:19- Nov- 2007Sheet1of1 File:CHB NPUT.SCHDrawn By:DECHUN QIN A4 FILTER 2 3 1 CH2 S T RCH22 C3470P C4470P 1 2 3 4 5 6 7 CN3 T O CN4 12345678 A B C D 87654321 D C B A M A C2. 2/ 2. 3M K II配線圖 AC SW -VCC GND VCC -VCC GND VCC MAC2.2/2.3MKII(1/1)配線圖 MAC2

33、.2/2.3MKII配線圖 Titel: Size: A4 Model No: MAC2.2/2.3MKII Revision: Date: 09-Nov-2007Sheet:1 of 1 File: JJZDrawn By:MAC2.2/2.3MKII配線圖 VER071109 8181 81 81 81 81 8 8 8 8 1 .G .G .G G GG GG GB GB GB GBGB GB GB.GB GBGB No .Pa r t No . D e s c r i p t i o nS p e c i f i c a t i o nPCS 1M B 058 50B O T T O

34、M REA R PA NELM A C 2. 3M K II_V 1. 01 2M I04659H EA T S INK150*79*59. 5 V 1. 02 3T D 0068 7T O RO ID A L T RA NS FO RM ERPT M A C2. 3M K II 220/ 230/ 240V1 4T D 0068 5T O RO ID A L T RA NS FO RM ERPT M A C2. 2M K II 220/ 230/ 240V1 5H B 02635PC B O A RDM A C 2. 3M K II V RL V ER0711091 6H B 02636PC

35、 B O A RDM A C 2. 3M K II_INPU T _V ER0711021 7H B 02637PC B O A RDM A C 2. 3M K II PO W ER V ER0711021 8H B 02638PC B O A RDM A C 2. 3M K II A M P V ER0711092 9H K 09298 K - PC B O A RDM A C 2. 3M K II V RL D IP1 10H K 09309K - PC B O A RDM A C 2. 3M K II- INPU T - D IP1 11H K 09342K - PC B O A RDP

36、- M A C2. 3M K II O U T1 12H K 09308 K - PC B O A RDM A C 2. 3M K II PO W ER- D IP1 13H K 09301K - PC B O A RDM A C 2. 3M K II A M P- D IP2 14H K 09356K - PC B O A RDM A C 2. 2M K II PO W ER- D IP1 15H K 09300K - PC B O A RDM A C 2. 2M K II A M P- D IP2 Ra n kPa r t No . D e s c r i p t i o nS p e c

37、 i f i c a t i o nQ T Y Re m a r k PI02092S T EREO A M PLIFIER M A C 2. 3 M K A LT O 230V 1 0001M A 05421p a n e lM A C 2. 3 A LT O _V 1. 11 0002M A 07429p a n e l - RSM A C2. 4 M K _V 1. 01 0003T D 0068 7t r a n s f o r m e r - RS PT - M A C2. 3M K 220/ 230/ 240V 1 0004M I02436h a n d l eM A C2. 2

38、V 1. 02 0005NI00437r u b b e r c o i l20*120*2t B2 0006NI00252s l e e v e4*20m m31. A C c o n n e c t o r 0007NI00002p l a s t i c n u t - RS7/ 16 *G 20/ 15*4. 82 0008NI02650k n o b18 *18 m m V 1. 12 0009NI02651k n o b f i x s h e a t h10*22. 52 0010ND 00410d u s t - p r o o f s h a d e167. 3*8 5. 6

39、*5. 0t _V 1. 11 0011ND 00409d u s t - p r o o f s h a d e167. 3*8 5. 6*5. 0t _V 1. 11 0012NI0038 9p l a s t i c w a s h e r12*16*0. 521. m a n u a l r e t u r n S W 0013M G 00025s c r e w - RSM 3*620u p p e r c o v e r *13, p a n e l *7 0014M G 0028 9s c r e wM 4*126h a n d l e *6 0015M G 00042s c r

40、 e wM 3*104s p e a k - o n c o n n e c t o r *4 0016M G 00162s c r e wM 3*87PO W *4, V RL*3 0017M G 00327s c r e wM 3*10*0. 5PH4M IC c o n n e c t o r *4 0018M G 00014h e x a g o n s c r e wM 10*25*1. 5PH2PT 0019M G 00607s c r e wM 5*1081. f a n *8 0020M G 00535s c r e wM 5*6 V 1. 04O U T *4 0021M G

41、 00534c o p p e r p i l l a rM 5*16 V 1. 04O U T *4 0022M F00039w a s h e r5*8 *1t4O U T *4 0023M F00038w a s h e r - RS4*7*1t11. g r o u n d *1 0024M F00048w a s h e r - RS4*8 *0. 5t11. g r o u n d 0025M F00037w a s h e r3. 2*5. 5*1t4p a n e l *4 0026M E00016c o l o r n u t4m / m11. g r o u n d *1

42、0027M E00015c o l o r n u t3m / m4p a n e l *4 0028M F00044w a s h e r10*16*2t2 0029H E00005f a n - RS D C12V / 3000RPM 8 0*8 0*2 5m m 38 0m m 2. 5 2P 2 0030H I00143m a n u a l r e s e t s w i t c h - RSA 0701H M - 8 A1 0031H I00031p o w e r s w i t c h - RSR415K K ET O F1 0032H C00295q u i c k t e

43、r m i n a lJS 205- 1102 0033H A 04912w i r e - RS 400m m U L1015 14A W G b r o w n 1 0034H A 01243w i r e 300m m U L1015 14A W G b r o w n 1PO W t o A C S W 0035H A 01247s i g n l e t e r m i n a l w i r i n g 18 0m m U L1015 14A W G b l u e 1 0036H A 01248s i g n l e t e r m i n a l w i r i n g 150

44、m m U L1015 14A W G b r o w n 1 0037H A 04901w i r e - RS 3P- 3P 500m m U L2547 28 A W G 1INPU T - V RL 0038H A 04497w i r e - RS 4P- 4P 460m m U L2547 26A W G 1INPU T - V RL 0039H A 04908w i r e - RS 2P- 2P 550m m U L1007 24A W G 1INPU T - V RL Ra n kPa r t No . D e s c r i p t i o nS p e c i f i c

45、 a t i o nQ T Y Re m a r k 0040H A 04428w i r e - RS 4P- 4P 260m m U L28 54/ 1007 26/ 24A W G 2A M P- V RL 0041H A 01530w i r e - RS 7P- 7P 110m m U L1007 28 A W G 1 0042H A 04437w i r e - RS 4P- 4P 150m m U L1007 24A W G 2PO W ER- A M P 0043H A 01554w i r e - RS 5P- 5P 120m m U L1007 26A W G 1PO W

46、ER- INPU T 0044H A 03545w i r e 120m m U L1015 14A W G b l a c k 2 0045H A 03347w i r e 130m m U L1015 16A W G b l u e 2 0046H A 03557w i r e 120m m U L1015 14A W G w h i t e 2 0047H A 02230w i r e - RS100m m U L1015 16A W G1 0048A D 00012t w i n a d h e s i v e - RS90*120m m _V 1. 01 0049NI00218c a

47、 b l e t i eA LT - 102S B13 0050H K 09298PC b o a r d P- M A C 2. 3M K V RL- D IP 1 0001S A 00098r e c t i f i e r d i o d e1A / 400V IN40041 0002S A 00254L. E. D3 l o n g f o o t 271 0003S A 00052L. E. D 3 r o u n d ( g r e e n ) l o n g f o o t 26 2 0004S A 00053L. E. D 3 r o u n d ( r e d ) l o n

48、 g f o o t 26m m 2 0005S A 00255L. E. D3 l o n g f o o t 271 0006NI01770LED s p a c e r s u p p o r tLED S - 18 18 m m6 0007RC00469p o t e n t i o m e t e r A 10K RV 16A - 30- 15FW - A 10K - 301 2 0008H C00065c o n n e c t o r ( m a l e )2P 2. 5m m 901 0009H C00066c o n n e c t o r ( m a l e )3P 2. 5m m 901 0010H C00067c o n n e c t o r ( m a l e )4P 2. 5m m 903 0011M E00052n u t72 0012M F00060w a s h e r7*12*0. 5t2 0013H I00008r e l a yRY - 12W - K 12V1 0014A C00179t i n w i t h o u t l e a d - RSM 705E S n 3A g - 0. 5Cu3. 366 0015H K 09299PC b o a r dP- M A C 2. 3M K V RL- A I1 00