Ashly-MX508-mix-sch2 电路图 维修手册.pdf

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1、12345678 A B C D E 87654321 E D C B A B APPROVED:Dwg # Size Drawn ByRev. A 10s00021a-1.Sch 10s00021 MX-508 Channel Card ( 8 Total) James B Franks Sheet #of11 847 Holt Road Webster, NY 14580-9103 Phone:Fax:(585) 872-0010(585) 872-0739 Print Date 3-May-2006 08:40:55 A-B 157% C Ashly Audio, Inc. VR2 B5

2、0K VR4 B50K C19 .0082U R35 1.00K R34 1.00K R38 5.6K R37 5.6K C23 .082U C24 100P 5 6 7 U3B 4560 D6 1N4148 D5 1N4148 C22 .082U +18 -18 +48 -20dB PAD OUT OUT R14 12.7K R13 12.7K C35 .001U C34 .001U 3 2 1 4 J8 XLR F R2 160 R3 620 R1 620 5 6 4SW2B 2 3 1 SW2A C30 100P C31 100P C33 47U C32 47U R62 3.3K R7

3、10 R6 10 D1 1N4148 D4 1N4148 D2 1N4148 D3 1N4148 R5 5.90K R11 5.90K C2 .0022U C1 220P Q1 2N4125 Q2 2N4125 VR1B 10C2K VR1A B20K R4 5.90K C29 3300U R8 10 R12 5.90K R9 2.55K R10 2.55K C3 220P C10 100P R15 5.90K R19 5.90K R17 22K C7 100P -18 C6 .1U 5 6 7 U1B 4560 C9 47U 1 2 3 4 5 6 7 J13 J15 0 OHM J14 0

4、 OHM 5 6 7 U2B 4560 3 2 1 84 U2A 4560 R26 6.8K C12 100P R24 3.3K C13 27P R25 47K R20 10.0K R27 10.0K J9 R21 6.8K C11 100P C15 47U R28 18K -18 +18 R23 22K C14 47U C4 100P 3 2 1 84 U1A 4560 -18 +18 R18 8.2K R16 10.0K R22 22K C8 47U 5 6 4SW1B SW DPDT J5CJ4C J5DJ4D J10 J11 R63 100 C16 47U R42 10.0K 5 6

5、7 U4B 4560 J7AJ6A J7BJ6B J5F J4F J4E J5E VR3B C100K VR3C B10K VR3A C100K R36 1.96K R40 22K C21 47U R33 1.96K C20 .015U 3 2 1 84 U3A 4560 -18 +18 C26 .0082U C27 None R39 22K R41 10.0K VR6B B20K VR6A B5K(CC) 3 2 1 84 U4A 4560 R49 1.96K R50 18K C28 None -18 +18 D7 1N4148 1 2 3 J3 1 2 3 J2 J12 J16 R45 4

6、.7K R46 4.7K R44 5.6K R43 5.6K R48 6.8K R47 6.8K VR5B B20K VR5A B20K 114 213 312 411 510 69 78 J1 -18+18+48+18-18 Aux 1 Bus Aux 2 Bus Right Mix Bus Left Mix Bus Aux 1 Bus Aux 2 Bus Right Mix Bus Left Mix Bus Pre EQ Post EQ R29 1.58K R31 390K R30 63.4K R32 2.4K +18 LED1 R Q4 2N4123 Q3 2N4123 C18 .1U

7、C17 None BW RY G 1:2 T1 Mic Input Line Input Send/TRS Return Patch High Shelf (+/-12.5dB at 20kHz, Mid Shelf=7kHz) Low Shelf (+/-18dB at 10Hz, Mid Shelf=130Hz) Mid Sweep (+/-13dB, Q=1.3) Mid Level Mid Freq Channel Level (+16.5 dB max, +1.9 dB dB mid) Pan (-2.0 dB mid, +0.8 dB max) Send 2 (+8.1 dB ma

8、x, -4.2 dB min) Send 1 Mic Gain (16.3dB to 50.6dB) Line Gain (+18.1 dB max, +4.2 dB mid) Mic Line Clip +19 dB Remove J14 and J15 for Transformer Option J7CJ6C J7FJ6F J7DJ6D +18+18 -18-18 C5 .1U R51 None 1 2 3 4 5 6 7 J17 J4B J5B J5A J4A (-3.3dB) Input Transformer Option Rear Card Front Card R52 None

9、 C36 None 2 3 1 SW1A SW DPDT J7EJ6E +48+48 C38 47U/63V H1 H2 C25 .1U C37 .1U +18 -18 R53 12.7K R54 12.7K JW1 FLEXSTRIP 6 M10B10460 JW2 FLEXSTRIP 6 M10B10460 R55 0 Ohm C39 None C40 .001U +18 -18 C41 10U C42 10U (+5.2 dB, +0 dB w/xfmr) RadioFans.CN 收音机爱 好者资料库 1234 A B C D 4321 D C B A 10S00021 MX-508

10、Channel Card Revision History Rev Date DCN PCB Rev Description of Change A B A 4-11-96 5-16-97 05-03-06 XXX 403 XXX Initial Release. Fixed Send/Return Loop. Manual film fix for pcb, no pcb revision Analog consolidation. Changed PCB from 5814 to 00021. Added aditional power supply filitering. Changed

11、 Female XLR to s10p41300. Changed rivet standoffs to h25a04400. Added R53 & R54 12.7K and changed R13 & R14 to 12.7K to handle current draw if phantom power is shorted.Added C38 (p15r00106) to reduce crosstalk. Adjusted all edge components to meet new standards. 0000 0000 RadioFans.CN 收音机爱 好者资料库 Rad

12、ioFans.CN 收音机爱 好者资料库 00021 MX-508 Channel Card Bill of Materials (Rev.A) (Note: None parts are not listed) Designator DescriptionStock Code C1220pF 50V 10% Ceramic-Y5F Discp01r00221 C10100pF 50V 10% Ceramic-Y5P Discp01r00101 C11100pF 50V 10% Ceramic-Y5P Discp01r00101 C12100pF 50V 10% Ceramic-Y5P Dis

13、cp01r00101 C1327pF 50V 10% Ceramic-C0G(NP0) Discp01r00270 C1447F 16V 20% Electrolytic Radialp15r00476 C1547F 16V 20% Electrolytic Radialp15r00476 C1647F 16V 20% Electrolytic Radialp15r00476 C18.1F 50V 20% Ceramic-Z5U Radialp05r00104 C19.0082F 50V 5% Film-Polyester Radialp05r00822 C2.0022F 50V 20% Ce

14、ramic-Z5U Discp01r00222 C20.015F 50V 5% Film-Polyester Radialp05r00153 C2147F 16V 20% Electrolytic Radialp15r00476 C22.082F 50V 5% Film-Polyester Radialp05r00823 C23.082F 50V 5% Film-Polyester Radialp05r00823 C24100pF 50V 10% Ceramic-Y5P Discp01r00101 C25.1F 50V 20% Ceramic-Z5U Radialp05r00104 C26.0

15、082F 50V 5% Film-Polyester Radialp05r00822 C293300F 6.3V 20% Electrolytic Radialp15r00338 C3220pF 50V 10% Ceramic-Y5F Discp01r00221 C30100pF 50V 10% Ceramic-Y5P Discp01r00101 C31100pF 50V 10% Ceramic-Y5P Discp01r00101 C3247F 63V 20% Electrolytic Radialp15r20476 C3347F 63V 20% Electrolytic Radialp15r

16、20476 C34.001F 50V 10% Ceramic-Y5P Discp01r00102 C35.001F 50V 10% Ceramic-Y5P Discp01r00102 C37.1F 50V 20% Ceramic-Z5U Radialp05r00104 C3847F 63V 20% Electrolytic Radialp15r20476 C4100pF 50V 10% Ceramic-Y5P Discp01r00101 C40.001F 50V 10% Ceramic-Y5P Discp01r00102 C4110F 50V 20% Electrolytic Radialp1

17、5r00106 C4210F 50V 20% Electrolytic Radialp15r00106 C5.1F 50V 20% Ceramic-Z5U Radialp05r00104 C6.1F 50V 20% Ceramic-Z5U Radialp05r00104 Page 1 of 4 00021 MX-508 Channel Card Bill of Materials (Rev.A) (Note: None parts are not listed) Designator DescriptionStock Code C7100pF 50V 10% Ceramic-Y5P Discp

18、01r00101 C847F 16V 20% Electrolytic Radialp15r00476 C947F 16V 20% Electrolytic Radialp15r00476 D1100V Signal 200mA 500mW DO-35 1N4148 AX .30r33d04148 D2100V Signal 200mA 500mW DO-35 1N4148 AX .30r33d04148 D3100V Signal 200mA 500mW DO-35 1N4148 AX .30r33d04148 D4100V Signal 200mA 500mW DO-35 1N4148 A

19、X .30r33d04148 D5100V Signal 200mA 500mW DO-35 1N4148 AX .30r33d04148 D6100V Signal 200mA 500mW DO-35 1N4148 AX .30r33d04148 D7100V Signal 200mA 500mW DO-35 1N4148 AX .30r33d04148 H1Right Angle Bracket PC Mount Snap-In 4/40h25a04400 H2Right Angle Bracket PC Mount Snap-In 4/40h25a04400 J1IC Socket 14

20、 Pin DIP .30 Wides60p01100 J10 TRS Jack Right Angle Half Threaded Bushing NEUTRIK NRJ6HHs12p43151 J11 TRS Jack Right Angle Half Threaded Bushing NEUTRIK NRJ6HHs12p43151 J121x2 Female Shunt .100s71s32102 J131x7 Female Right Angle Header PC Mount .156 w Lock MOLEX 09-52-3071s71p42167 J140 Ohm W 5% Car

21、bon Filmp43a00000 J150 Ohm W 5% Carbon Filmp43a00000 J161x2 Female Shunt .100s71s32102 J21x3 Male Straight Post Header PC Mount .100s71p14403 J31x3 Male Straight Post Header PC Mount .100s71p14403 J8XLR Female Right Angle + Lock Tab + Separate Chassis Ground NEUTRIK NC3FAH2s10p41300 J9 TRS Jack Righ

22、t Angle Half Threaded Bushing NEUTRIK NRJ6HHs12p43151 JW15 Flex 6 Conductor .100 Centerm10b10460 JW25 Flex 6 Conductor .100 Centerm10b10460 LED1LED T1 Through-Hole Diffused Red 625nm Radialr30a05474 Q12N4125 30V 200mA PNP General Purpose Amplifier TO-92r34c04125 Q22N4125 30V 200mA PNP General Purpos

23、e Amplifier TO-92r34c04125 Q32N4123 30V 200mA NPN General Purpose Amplifier TO-92r34a04123 Q42N4123 30V 200mA NPN General Purpose Amplifier TO-92r34a04123 R1620 Ohm W 5% Carbon Filmp43a00621 R102.55K W 1% Metal Filmp39a02551 R115.90K W 1% Metal Filmp39a05901 Page 2 of 4 00021 MX-508 Channel Card Bil

24、l of Materials (Rev.A) (Note: None parts are not listed) Designator DescriptionStock Code R125.90K W 1% Metal Filmp39a05901 R1312.7K W 1% Metal Filmp39a01272 R1412.7K W 1% Metal Filmp39a01272 R155.90K W 1% Metal Filmp39a05901 R1610.0K W 1% Metal Filmp39a01002 R1722K W 5% Carbon Filmp43a00223 R188.2K

25、 W 5% Carbon Filmp43a00822 R195.90K W 1% Metal Filmp39a05901 R2160 W 5% Carbon Filmp43a00161 R2010.0K W 1% Metal Filmp39a01002 R216.8K W 5% Carbon Filmp43a00682 R2222K W 5% Carbon Filmp43a00223 R2322K W 5% Carbon Filmp43a00223 R243.3K W 5% Carbon Filmp43a00332 R2547K W 5% Carbon Filmp43a00473 R266.8

26、K W 5% Carbon Filmp43a00682 R2710.0K W 1% Metal Filmp39a01002 R2818K W 5% Carbon Filmp43a00183 R291.58K W 1% Metal Filmp39a01581 R3620 Ohm W 5% Carbon Filmp43a00621 R3063.4K W 1% Metal Filmp39a06342 R31390K W 5% Carbon Filmp43a00394 R322.4K W 5% Carbon Filmp43a00242 R331.96K W 1% Metal Filmp39a01961

27、 R341.00K W 1% Metal Filmp39a01001 R351.00K W 1% Metal Filmp39a01001 R361.96K W 1% Metal Filmp39a01961 R375.6K W 5% Carbon Filmp43a00562 R385.6K W 5% Carbon Filmp43a00562 R3922K W 5% Carbon Filmp43a00223 R45.90K W 1% Metal Filmp39a05901 R4022K W 5% Carbon Filmp43a00223 R4110.0K W 1% Metal Filmp39a01

28、002 R4210.0K W 1% Metal Filmp39a01002 Page 3 of 4 00021 MX-508 Channel Card Bill of Materials (Rev.A) (Note: None parts are not listed) Designator DescriptionStock Code R435.6K W 5% Carbon Filmp43a00562 R445.6K W 5% Carbon Filmp43a00562 R454.7K W 5% Carbon Filmp43a00472 R464.7K W 5% Carbon Filmp43a0

29、0472 R476.8K W 5% Carbon Filmp43a00682 R486.8K W 5% Carbon Filmp43a00682 R491.96K W 1% Metal Filmp39a01961 R55.90K W 1% Metal Filmp39a05901 R5018K W 5% Carbon Filmp43a00183 R5312.7K W 1% Metal Filmp39a01272 R5412.7K W 1% Metal Filmp39a01272 R550 Ohm W 5% Carbon Filmp43a00000 R610 Ohm W 5% Carbon Fil

30、mp43a00100 R623.3K W 5% Carbon Filmp43a00332 R63100 Ohm W 5% Carbon Filmp43a00101 R710 Ohm W 5% Carbon Filmp43a00100 R810 Ohm W 5% Carbon Filmp43a00100 R92.55K W 1% Metal Filmp39a02551 SW1Mini Right Angle DPDT PC Mount Pushbutton 2.8mm Shaftj35d02600 SW2Mini Right Angle DPDT PC Mount Pushbutton 2.8m

31、m Shaftj35d02600 U1NJM4560D Dual Operational Amplifier 8-Pin DIPr10a04560 U2NJM4560D Dual Operational Amplifier 8-Pin DIPr10a04560 U3NJM4560D Dual Operational Amplifier 8-Pin DIPr10a04560 U4NJM4560D Dual Operational Amplifier 8-Pin DIPr10a04560 VR1Noble V16L4(PH2D) b20k+10c2kp62f00203 VR2Noble V16L4

32、(PH2D) b50k(cc)p61f00503 VR3Noble V16L4(PH2D) Dual Concentric 15c100k(x2)+b10kp60g00104 VR4Noble V16L4(PH2D) b50k(cc)p61f00503 VR5Noble V16L4(PH2D) Dual Concentric b20k+b20kp60f00203 VR6Noble V16L4(PH2D) Dual Concentric b5k(cc)+b20kp60f00502 Page 4 of 4 12345678 A B C D E 87654321 E D C B A B APPROV

33、ED:Dwg # Size Drawn ByRev. E 10s00020e-1.Sch 10s00020 MX-508 Power Supply/Headphone Card James B Franks Sheet #of14 847 Holt Road Webster, NY 14580-9103 Phone:Fax:(585) 872-0010(585) 872-0739 Print Date 31-Mar-2009 13:34:46 A-B 157% C Ashly Audio, Inc. 114 213 312 411 510 69 78 J1 114 213 312 411 51

34、0 69 78 J2 3 2 1 84 U2A 4560 5 6 7 U2B 4560 -18-1 +18-1 R23 6.81K C12 None R21 1.00K R22 7.50K VR2 B10K C11 27P R20 10.0K R10 10.0K R11 10.0K R25 10.0K C13 47U Mono Out-1 2 3 1SW1A 5 6 4 SW1B Left Prog-1 Aux 1 Master-1 Right Prog-1 Aux 2 Master-1 Left Meter-1 Right Meter-1 J4 TRS 3 2 1 84 U1A 4560 R

35、17 24.3K R19 2.00K R12 6.81K VR1A B20K(X2) C10 27P 5 6 7 U1B 4560 R15 24.3K R16 2.00K R13 6.81K VR1B B20K(X2) C9 27P +18-1 -18-1 -18-1+18-1+48-1+18-1-18-1 Aux 1 Bus-1 Aux 2 Bus-1 Right Mix Bus-1 Left Mix Bus-1 +18M-1-18M-1 Mono Out-1 Left Prog-1 Aux 1 Master-1 Right Prog-1 Aux 2 Master-1 Aux 1 Sub O

36、ut-1 Aux 2 Sub Out-1 Left Meter-1 Right Meter-1 Pre Left Master-1 Pre Right Master-1 Pre Left Master-1 Pre Right Master-1 Headphones Meter/Phones Assign Level Mono Level Right Output 10s00020e-2.Sch Left Output 10s00020e-3.Sch Aux Master 10s00020e-4.Sch +18-1 -18-1 +18M-1 -18M-1 GND 4 SWT 5 FB 3 /ON

37、-FREQ 1 COMP 2 SYNC 6 VIN 7 U26 LM2586T-ADJ C94 150U R4 806 R3 31.6K D6 B1100LB R1 3.30K C3 .1U +48-1 C96 150U 5 6 4 SW2B H11H12 D8 R 2 3 1 SW2A +18-1 1 23 Q4 TIP29C 1 2 Q9 MMBTA06 1 2 Q2 MMBTA06 C97 100U R30 220 R26 220 R2 1.00K R8 100K R9 3.16K D9 BZX84C47 Phantom Power C95 1.5U C98 .1U C99 .1U C1

38、00 .1U +18-1 -18-1 J5 H13 (+19.8 dB max, +5.1 dB mid) R212 None L4 330UH +51VL3 250UH C134 .1U C135 .1U +18-1 -18-1 R18 56 R14 56 C29 .1U L5 None R5 680 R204 680 R203 680 R235 10.0 R236 10.0 R237 10.0 R238 10.0 1 2 Q3 MMBTA06 (100mA Limit) R24 56 R7 4.7K R245 4.7K D4 DL4003 D3 DL4003 D2 DL4003 D1 DL

39、4003 HS1 HS2 C4 10U C5 10U 1 2 3 J3 C2 .1U C1 .1U D7 B R211 10.0 ADJ 1 IN 3 OUT 2 U3 LM317 ADJ 1 IN 2 OUT 3 U4 LM337 C58 10U C7 10U C8 10U C6 10U R215 249 R244 3.30K R216 249 R243 3.30K GND-SWT L2 330UH L1 330UH R251 1.00K R6 1.00K (-3.3 dB) (+15.1 dB max, 0.0 dB mid) D5 BAS16 1 2 Q1 MMBTA56 1234567

40、8 A B C D E 87654321 E D C B A B APPROVED:Dwg # Size Drawn ByRev. E 10s00020e-2.Sch 10s00020 MX-508 Right Output Card James B Franks Sheet #of24 847 Holt Road Webster, NY 14580-9103 Phone:Fax:(585) 872-0010(585) 872-0739 Print Date 31-Mar-2009 13:35:10 A-B 157% C Ashly Audio, Inc. SIG IN 5 MODE 9 RL

41、O 4 RHI 6 REF ADJ 8 V+ 3 V- 2 REF OUT 7 LED10 10 LED9 11 LED8 12 LED7 13 LED6 14 LED5 15 LED4 16 LED3 17 LED2 18 LED1 1 U9 LM3915 3 2 1 84 U6A 4560 5 6 7 U5B 4560 C39 1.5U R59 1.00K R92 4.7K R72 2.00K R93 10.0K +18M-2 (VU) 0VU = +4dBU -18M-2 +18M-2 R71 100K -18-2 +18-2 H1 H2 H3 H4 3 2 1 J23 XLR M J2

42、2 TRS J21 TRS J19 TRS JW1 FLEXSTRIP 6 JW2 FLEXSTRIP 6 5 J16E 6 J16F R60 1.00K 5 J15E 6 J15F 27 36 1:1.3 T1 3 2 1 84 U8A 4560 5 6 7 U8B 4560 3 2 1 84 U7A 4560 5 6 7 U7B 4560 R64 10.0 R63 10.0 R70 10.0K C31 27P R69 10.0K +18-2 -18-2 C37 27P R88 15.0K R61 10.0 R62 10.0 -18-2 +18-2 R87 20.0K 1 J16A 1 J1

43、5A 4 J16D 4 J15D C36 47U 5 6 4 SW3B SW DPDT 2 3 1 SW3A R86 100K R76 1.54K -18M-2 R75 1.54K D18 R +18M-2 C35 47U R85 100K Right Prog-2 R68 10.0K R66 7.50K R74 1.00K C34 100P VR3 B10K C30 27P R83 10.0K 3 2 1 84 U5A 4560 -18-2 +18-2 R65 10.0K R67 10.0K 5 6 7 U6B 4560 R80 100 C33 47U C32 47U R81 100 Pre

44、 Right Master-2 Right Mix Bus-2 Right Meter-2 6 J13F 2 J13B 5 J13E 5 J14E 3 J15C 3 J16C R84 10.0K C38 47U 1 2 Q6 MMBT3904 1 2 Q5 MMBT3904 R89 422K R90 68K R73 2.4K C43 .1U C41 .1U C42 .1U R77 1.54K D19 R +18M-2 +18-2 -18-2 1 J14A 1 J13A Right Master Level (+15.1 dB max, 0.0 dB mid) Right Program Out

45、puts +1.2dB into 600 Ohms +3.7dB into No Load Output Mute Xfmr Balanced Meter Sensitivity Clip Indicator (+19dBu) Right Sub In Right Sub Output 6 J14F 2 J14B C84 None 5 6 7 U22B 4560 3 2 1 84 U22A 4560 R161 10.0K R159 10.0K R160 10.0K R163 10.0K R162 10.0K R164 10.0K R166 10.0K R165 10.0K C81 220U C

46、80 220U +18-2 -18-2 C77 27P C76 27P R78 None R179 None R175 31.6K R176 31.6K Unity Gain Servo-Balanced Output 2 J16B 2 J15B C72 .1U C73 .1U +18-2 -18-2 114 213 312 411 510 69 78 J17 114 213 312 411 510 69 78 J18 +18-2-18-2 Right Mix Bus-2 +18M-2-18M-2 Mono Out-2 Right Prog-2 Right Meter-2 Pre Right

47、Master-2 J20 TRS 3 J13C 3 J14C R82 100 Mono Out-2 Mono Output Y Y Y G G G G G G G +6+30-3-6-9-12-15-18-21 C40 None R208 0 OHM C101 None R209 None (-0.2 dB) C113 .001U C114 .001U C117 .033U C115 .033U C116 .033U C104 .033U C105 .033U C106 .01U C136 .1U C137 .1U +18-2 -18-2 C138 .1U C139 .1U R223 1.00

48、K R114 56 R227 10.0 R113 56 R217 10.0 R91 33.0K R224 1.00K D31 BZX84C12-7 R229 2.4K R239 249 D20 BAS16 D23 BAS16 D21 BAS16 D22 BAS16 12345678 A B C D E 87654321 E D C B A B APPROVED:Dwg # Size Drawn ByRev. E 10s00020e-3.Sch 10s00020 MX-508 Left Output Card James B Franks Sheet #of34 847 Holt Road We

49、bster, NY 14580-9103 Phone:Fax:(585) 872-0010(585) 872-0739 Print Date 31-Mar-2009 13:35:31 A-B 157% C Ashly Audio, Inc. SIG IN 5 MODE 9 RLO 4 RHI 6 REF ADJ 8 V+ 3 V- 2 REF OUT 7 LED10 10 LED9 11 LED8 12 LED7 13 LED6 14 LED5 15 LED4 16 LED3 17 LED2 18 LED1 1 U14 LM3915 3 2 1 84 U11A 4560 5 6 7 U10B 4560 C53 1.5U R94 1.00K R126 4.7K R107 2.00K R127 10.0K Y Y Y G G G G G G G +6+30-3-6-9-12-15-18-21 +18M-3 (VU) 0VU = +4dBU -18M-3 +18M-3 D46 BZX84C12-7 R106 100K -