Alto-AMX100-dsp-sm 电路图 维修手册.pdf

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1、 Service Manual Version: .2 Model: AMX-100/ AMX-100FX 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 收音机爱 好者资

2、料库 26 9. TECHNICAL SPECIFICATION Mono input channels Stereo input channels Impedances Equalization DSP Section (For AMX-100FX Model) Microphone input electronically balanced, discrete input configuration Frequency response 10Hz to 55kHz, +3dB Distortion (THD & N) 0.005% at +4dBu, 1kHz Gain range 0dB

3、 to 44dB (MIC) SNR (Signal to Noise Ratio) 115dB Line input electronically balanced Frequency response 10Hz to 55kHz, +3dB Distortion (THD & N) 0.005% at +4dBu, 1kHz Sensitivity range +15dBu to30dBu Line input Unbalanced Frequency response 10Hz to 55kHz,3dB + Distortion (THD & N) 0.005% at +4dBu, 1k

4、Hz Microphone input 1.4kOhm Channel Insert return 2.5kOhm All other inputs 10kOhm or greater Tape out 1kOhm All other output 120Ohm Hi shelving +15dB 12kHz Mid bell +12dB 2.5kHz Low shelving +15dB 80Hz Low Cut filter 75Hz, 18dB/oct. A/D and D/A converters 24 bit DSP resolution 24 bit Type of effects

5、 Hall, Room, Vocal & Plate REVERBS Mono & Stereo DELAY (max DELAY TIME 650ms) Chorus, Flanger & Reverb MODULATIONS REVERB+DELAY, REVERB+CHORUS, Presets 256 Controls 16-position PRESET Selector 16-position VARIATION selector PEAK LED MUTE SWITCH with LED indicator REVERB+FLANGER combinations Main Mix

6、 Section Noise (Bus noise) Fader 0 dB, channels muted:100dBr (ref.:+4dBu) Fader 0dB, all input channels assigned and set to UNITY gain:90dBr (ref.:+4dBu) Max output +22dBu unbalanced, 1/4 jacks AUX Returns gain range - to +15dB AUX Sends max out +22dBu 1.Specification 01_1 RadioFans.CN 收音机爱 好者资料库 27

7、 Power supply (AC/AC Adaptor) Main voltage USA/Canada 100120V, 60Hz Europe 210240V, 50Hz U.K./Australia 240V, 50Hz Power Consumption 11 watts (for AMX-100 model) Physical Net weight 3.0Kg (6.61lb) Shipping weight 3.6Kg (7.94lb) Dimension (WDH) 270mm310mm35/45mm (7.798.951.01/1.30) 15 watts (for AMX-

8、100FX model) 01_2 12345678 A B C D 87654321 D C B A L6MAP.Sch Titel Size File: Date: Drawn By: Sheet RevisionModel No: 19-Dec-2003 KEVIN LIN. ALTO MIXING CONSOLE 11of L-6 BLOCK DIAGRAMVER030701A2(C) MONO INPUT CHANNELS ( 1-2 ) 2 1 3 MIC IN +48V 3-BAND EQ 12K2.5K80 SG/OL LEFT-BUS RIGHT-BUS AUX-1 RIGH

9、T-BUS LEFT-BUS AUX-1 STEREO INPUT CHANNELS (3-6) EQ 12K2.5K80 LEFT-BUS RIGHT-BUS AUX-1 STEREO AUX RETURN 1 RIGHT-BUS LEFT-BUS AUX-1 AUX SEND MAIN OUT LEFT-BUS RIGHT-BUS 2 1 3 2TK TO MIX 2 1 3RIGHT-BUS LEFT-BUS TAPE IN RIGHT 2-TRACK 2 1 3 2TK TO CTRL ROOM 2 1 3 PHONES OUTPUT LEFT METER RIGHT METER +/

10、-15db 3-BAND EQ 12K2.5K80 +/-15db 3c 5e 1a 4d 2b LEFT 3c 5e 1a 4d 2b RIGHT MAIN MIX AUX SEND1 T R S MAIN MIX LEFT T R S MAIN MIX RIGHT T R S CONTROL ROOM OUTPUT LEFT T R S RIGHT T R S PHONES T R S & PHONES CONTROL ROOM LEFT TAPE OUT LEVEL AUX RETURN1 T R S RN TN T R S RN TN PAN PHANTOM LINE IN GAIN

11、- + POWER LOMIDHI 12 12 AUX1 LEVEL POST PRE BALANCE AUX1 LEVEL LOMIDHI SG/OL 3c 5e 1a 4d 2b LEFT(MONO) 3c 5e 1a 4d 2b RIGHT T R S RN TN T R S RN TN - + - + MIC GAIN:060dB LINE IN TRIM:+15dB-45dB EFX SEND EFX SEND LEFT-BUS RIGHT-BUS AUX-1 EFX SEND AUX-1 12 12 POST PRE 2TK IN LEVEL DSP BOARD PRESETS V

12、ARIATIONS MUTE DSP FOOTSWITCH 2.Block Diagram 02_1 12345678 A B C D 87654321 D C B A AMX-100FX.Sch Titel Size File: Date: Drawn By: Sheet RevisionModel No: 14-Sep-2004 KEVIN LIN. INPUT MONO CH ( CH1-CH2 ) 31of AMX-100FX VER040914 A2 EQ HI 12KHZ C131 18n(M) VR4 B50K R151 6K8 VR3 B50K R150 6K8 LO R47

13、10K C87 47u/25V 5 6 7 U9B NJM4580M R220 1M C179 22P R212 1K1 VR5 B50K R137 1K3 MID R196 910R C155 12n(M) R197 910R C139 33n(M) C140 33n(M) C171 12n(M) C163 18n(M) C88 47u/25V VR11 W50K R228 47K R248 4K7 C195 2.2u/50V R152 6K8 TR2 BR TR1 BR R264 1K5 +VCC LD1 RED R236 24K9 3 2 1 U9A NJM4580M VR9 W50K

14、PEAK C89 47u/25V R256 3K9 R270 28K C180 22P C90 47u/25V R284 6K8 AUX-1 LEVEL AUX-POST R287 2K55 R286 2K55 LEFT-BUS RIGHT-BUS PAN PGND 80HZ 2.5K EQ HI 12KHZ C132 18n(M) VR7 B50K R155 6K8 VR6 B50K R154 6K8 LO R55 10K C94 47u/25V 5 6 7 U10B 4580M R221 1M C181 22P R213 1K1 VR8 B50K R139 1K3 MID R198 910

15、R C156 12n(M) R199 910R C141 33n(M) C142 33n(M) C172 12n(M) C164 18n(M) C95 47u/25V VR14 W50K R229 47K R249 4K7 C196 2.2u/50V R156 6K8 TR4 BR TR3 BR R265 1K5 +VCC LD2 RED R237 24K9 3 2 1 U10A 4580M VR12 W50K PEAK C96 47u/25V R257 3K9 R271 28K C183 22P C98 47u/25V R288 6K8 AUX-1 LEVEL AUX-POST R291 2

16、K55 R290 2K55 LEFT-BUS RIGHT-BUS PAN 80HZ 2.5K AMX-100FX AMX-100FX.S01 J2 POST (PRE) J1 POST (PRE) (SOLTON1K2) MIC GAIN=-10-60dB LINE IN GAIN=+10-40dB VR1 O10K C1 470P C15 22u/35V R19 7K5 LINE IN1 MIC 1 C21 47u/63V R23 2K49 R15 6K81 1/4W PH PWR C3 470P R16 6K81 1/4W C22 47u/63V C4 47P R20 7K5 R24 2K

17、49 C16 22u/35V R69 51K1 R68 51K1 C2 470P 2 1 3 4 X1 SMC-6.02 R3 5K11 R4 5K11 C27 22P C28 22P R26 10K0 R73 27R C23 1000u/10V 3 2 1 U1A 4580M R25 10K0 R27 5K11 C29 22P R28 5K11 C30 22P C17 47u/25 R5 20K 3c 5e 1a 4d 2b X3 JY-6351G-02-250 5 6 7 U1B 4580M 3 2 1 U5A 4580M R2 4R7 R1 4R7 VR2 O10K C5 470P C1

18、8 22u/35V R21 7K5 LINE IN2 MIC 2 C24 47u/63V R29 2K49 R17 6K81 1/4W PH PWR C10 470P R18 6K81 1/4W C25 47u/63V C11 47P R22 7K5 R30 2K49 C19 22u/35V R386 51K1R8 51K1 C7 470P 2 1 3 4 X2 SMC-6.02 R10 5K11 R11 5K11 C31 22P C32 22P R32 10K0 R74 27R C26 1000u/10V 3 2 1 U2A 4580M R31 10K0 R33 5K11 C33 22P R

19、34 5K11 C34 22P C20 47u/25 R12 20K 3c 5e 1a 4d 2b X4 JY-6351G-02-250 5 6 7 U2B 4580M 5 6 7 U5B 4580M R38 4R7 R37 4R7 VR10 W50K R77 2K32 R78 2K32 VR13 W50K R79 2K32 R80 2K32 AMX-100FX AMX-100FX.S02 84 U2C 84 U1C 84 U9C C203 100n C204 100n +VCC -VCC C205 100n C206 100n C299 100n C300 100n 84 U10C C301

20、 100n C302 100n 84 U5C C291 100n C292 100n AMX-100FX (1/3) 8 9 14 U8C LM339 1 6 7 U8B LM339 1 6 7 U7B LM339 8 9 14 U7C LM339 LD9 GR LD11 GR LD13 YEL LD15 RED R245 120R R246 1K R252 820R R254 6K8 R253 6K34 +VCC R251 100R -VCC PGND 10 11 13 U8D LM339 5 4 2 U8A LM339 5 4 2 U7A LM339 10 11 13 U7D LM339

21、LD10 GR LD12 GR LD14 YEL LD16 RED LEFT METER (-20)(0) 3 2 1 U6A 4580M R258 100K R259 100K C190 47uF PGND TR13 HR +VCC D1A DA204K D1B DA204K TR14 HR R225 120R R250 470R R247 470R R103 10K PGND 5 6 7 U6B 4580M R255 100K R260 100K C191 47uF PGND (+5)(+18) R262 10K R261 10K PGNDPGND D2 4148 D3 4148 D4 4

22、148 D5 4148 L-METER R-METER -VCC +VCC PHANTOM PWR ON PH PWR PGND PGND R244 2K R124 4K7 LD8 GR LD7 RED U9 U10=NJM4580M 312 U8E LM339 312 U7E LM339 84 U6C NJM4580M C182 100n C178 100n R243 47R R242 47R C104 47u/25V PGND C105 47u/25V +VCC -VCC U6 U5=NJM4580M PGND TR9 BR R166 22K +VCC 2.Block Diagram 3.

23、Schematic Diagram 03_1 12345678 A B C D 87654321 D C B A AMX-100FX.S01 Titel Size File: Date: Drawn By: Sheet RevisionModel No: 14-Sep-2004 KEVIN LIN. INPUT STEREO ( CH3/4-CH5/6) 32of AMX-100FX VER040914 A2 84 U19C 84 U18C C143 100n C138 100n +VCC -VCC C147 100n C146 100n 84 U20C 84 U21C C148 100n C

24、149 100n C150 100n C151 100n U18 U21=NJM4580M AMX-100FX (2/3) 3c 5e 1a 4d 2b X5 JY-6351G-02-250 T R S RN TN LINE IN 3/4 3c 5e 1a 4d 2b X6 JY-6351G-02-250 T R S RN TN LEFT(MONO) RIGHT 3 2 1 U18A 4580M R14 10K0 C8 22P C55 47u/25V R13 10K0 C6 22P R6 10K0 C158 100P R9 10K0 C234 100P 5 6 7 U18B 4580M R35

25、 10K0 C9 22P C56 47u/25V R44 10K0 C12 22P R7 10K0 C159 100P R43 10K0 C235 100P R122 20K R123 20K EQ HI 12KHZ C37 18n(M) VR15A B50K R113 6K8 VR17A B50K R112 6K8 LO R36 10K0 C57 47u/25V 3 2 1 U19A 4580M R83 1M C106 22P R63 1K1 VR16A B50K R108 1K3 MID R127 910R C130 12n(M) R128 910R C114 33n(M) C115 33

26、n(M) C51 12n(M) C47 18n(M) C58 47u/25V VR24 W50K AUX-1 R140 47K R97 4K7 C136 2.2u/50V R116 6K8 TR6 BR TR5 BR R147 1K50+VCC LD3 RED R143 24K9 3 2 1 U20A 4580M VR21A W50K PEAK C59 47u/25V R87 3K9 R92 33K2 C107 22P C62 47u/25V R104 6K8 LEVEL AUX-POST R101 2K55 R102 2K55 LEFT-BUS RIGHT-BUS BAL PGND 80HZ

27、 2.5K EQ HI 12KHZ C39 18n(M) VR15B B50K R115 6K8 VR17B B50K R114 6K8 LO R45 10K0 C63 47u/25V 5 6 7 U19B 4580M R84 1M C109 22P R64 1K1 VR16B B50K R109 1K3 MID R129 910R C133 12n(M) R130 910R C124 33n(M) C125 33n(M) C52 12n(M) C48 18n(M) C64 47u/25V 80HZ 2.5K R39 10K0 R40 10K0 R138 47K R144 24K9 5 6 7

28、 U20B 4580M VR21B W50K C60 47u/25V R88 3K9 R91 33K2 C108 22P C61 47u/25V LEVEL R42 10K0 R41 10K0 J3 POST (PRE) VR23 B50K R95 2K32 R96 2K32 3c 5e 1a 4d 2b X7 JY-6351G-02-250 T R S RN TN LINE IN 5/6 3c 5e 1a 4d 2b X8 JY-6351G-02-250 T R S RN TN LEFT(MONO) RIGHT 3 2 1 U21A 4580M R54 10K0 C35 22P C66 47

29、u/25V R52 10K0 C14 22P R48 10K0 C236 100P R50 10K0 C239 100P 5 6 7 U21B 4580M R56 10K0 C36 22P C67 47u/25V R53 10K0 C13 22P R49 10K0 C237 100P R51 10K0 C238 100P R125 20K R126 20K PRE-CH5 PRE-CH6 EQ HI 12KHZ C40 18n(M) VR18A B50K R118 6K8 VR20A B50K R117 6K8 LO R57 10K0 C68 47u/25V 3 2 1 U26A 4580M

30、R86 1M C110 22P R82 1K1 VR19A B50K R110 1K3 MID R133 910R C134 12n(M) R136 910R C126 33n(M) C127 33n(M) C53 12n(M) C49 18n(M) C100 47u/25V VR29 W50K AUX-1 R142 47K R98 4K7 C137 2.2u/50V R119 6K8 TR8 BR TR7 BR R148 1K50+VCC LD4 RED R145 24K9 3 2 1 U27A 4580M VR22A W50K PEAK C65 47u/25V R89 3K9 R93 33

31、K2 C111 22P C103 47u/25V R105 6K8 LEVEL AUX-POST R106 2K55 R107 2K55 LEFT-BUS RIGHT-BUS BAL PGND 80HZ 2.5K EQ HI 12KHZ C41 18n(M) VR18B B50K R121 6K8 VR20B B50K R120 6K8 LO R62 10K0 C97 47u/25V 5 6 7 U26B 4580M R85 1M C112 22P R81 1K1 VR19B B50K R111 1K3 MID R134 910R C135 12n(M) R135 910R C128 33n(

32、M) C129 33n(M) C54 12n(M) C50 18n(M) C99 47u/25V 80HZ 2.5K R58 10K0 R59 10K0 R141 47K R146 24K9 5 6 7 U27B 4580M VR22B W50K C101 47u/25V R90 3K9 R94 33K2 C113 22P C102 47u/25V LEVEL R61 10K0 R60 10K0 J4 POST (PRE) VR28 B50K R99 2K32 R100 2K32 PRE-CH5 PRE-CH6 84 U26C 84 U27C C152 100n C153 100n C154

33、100n C157 100n 03_2 12345678 A B C D 87654321 D C B A AMX-100FX.S02 Titel Size File: Date: Drawn By: Sheet RevisionModel No: 14-Sep-2004 KEVIN LIN. STEREO AUX & SENDS & MAIN OUT & 2TK & CTRL R & PHONES 33of AMX-100FX VER040914A2 C188 100P C69 47u/25V R203 33K R131 22K C189 100P C75 47u/25V R204 33K

34、R132 22K VR26B W50K VR26A W50K 3 2 1 U13A 4580M 5 6 7 U13B 4580M R205 56K C43 22P C77 47u/25V R177 2K R206 56K C44 22P C78 47u/25V R180 2K 5 6 7 U14B NJM4580M 3 2 1 U14A NJM4580M R178 2K7 C116 22P LEFT-BUS RIGHT-BUS C117 22P R179 2K7 C71 47u/25V C81 47u/25V 5 6 7 U15B 4580M 3 2 1 U15A 4580M R163 30K

35、 C119 22P R230 3K6 C72 47u/25V VR25B W50K MAIN MIX VR25A W50K R162 30K C118 22P R231 3K6 C73 47u/25V C74 47u/25V C83 47u/25V R65 10K0 R72 10K0 R211 120R 3c 5e 1a 4d 2b X12 JY-6351G-02-250 R210 120R 3c 5e 1a 4d 2b X15 JY-6351G-02-250 R218 120R R209 120R MAIN OUT LEFT RIGHT R232 1K R233 1K L(WHITE) R(

36、RED) C84 47u/25V R195 20K 3 2 1 U16A 4580M R200 33K2 C123 22P C85 47u/25V R75 10K0 R182 5K11 C76 47u/25V R193 20K 5 6 7 U16B 4580M R194 33K2 C120 22P C79 47u/25V R66 10K0 R181 5K11 TAPE IN 1 2 3 SW1A PS-22E85L LEFT-BUS 4 5 6 P SW1B PS-22E85L RIGHT-BUS 2TK TO MIX 1 2 3 SW2A PS-22E85L R234 27K 2TK TO

37、3 2 1 U17A 4580M VR27A W50K C80 47u/25V R238 7K5 R164 36K C46 22P C82 47u/25V R67 10K0 3 2 1 U23A BA15218N 5 6 7 U23B BA15218N 3c 5e 1a 4d 2b X18 JY-6351G-02-250 R223 120R R219 120R CTRL ROOM OUT C122 22P R71 10K0 R216 120R 3c 5e 1a 4d 2b X16 JY-6351G-02-250 R217 120R PHONES R215 120R R214 120R 4 5

38、6 P SW2B PS-22E85L R235 27K 5 6 7 U17B 4580M VR27B W50K C86 47u/25V R239 7K5 R165 36K C45 22P C93 47u/25V R76 10K0 3c 5e 1a 4d 2b X17 JY-6351G-02-250 3 2 1 U22A BA15218N 5 6 7 U22B BA15218N R224 120R R222 120R R70 10K0 C121 22P 84 U22C BA15218N 84 U23C BA15218N R241 47R R240 47R C91 47u/25V C92 47u/

39、25V AUX RETURNS L-METER R-METER 3c 5e 1a 4d 2b X11 JY-6351G-02-250 AUX SENDS R208 120R R207 120RR192 20K C70 47u/25V 3 2 1 U24A 4580M R161 39K2 C42 22P AUX-1 ROOM C144 100P C145 100P TAPE OUT MAIN MIX T R S RN TN LEFT-BUS RIGHT-BUS T R S RN TN T R S RN TN LEFT RIGHT R226 30K R227 30K CONTROL PHONES/

40、 CTRL ROOM 14 25 3 6 X21 SCP6873NS3232 LEFT RIGHT C176 100n C177 100n MOUT-L MOUT-R LEFT-BUS RIGHT-BUS AUX-1 84 U17C 84 U16C +VCC -VCC 84 U24C C160 100n C161 100n C162 100n C165 100n C166 100n C167 100n 84 U15C 84 U14C C168 100n C169 100n C170 100n C173 100n 84 U13C C174 100n C175 100n U24= NJM4580M

41、 U13 U17= NJM4580M C233 47u/25V 5 6 7 U24B 4580M R46 36K C38 22P R322 30K VR30 W50K AUX SENDS AMX-100FX (3/3) D12 1N4002 D13 1N4002 ZD1 1N5261 C401 47uF/100V D15 1N4002 D14 1N4002 C402 47uF/100V TR21 7815A C408 1000uF/35V PGND C403 47u/25VD16 4148 C409 1000uF/35V C404 47u/25V D11 4148 C405 100uF/100

42、V PGND R441 390K C407 47uF/100V R442 10K R443 10R R440 20K C406 47uF/100V TR23 TIP122 +VCC -VCC PH PWR TR22 7915A PHANTOM PWR (47V 0.5W) 1 2 CN1 AC IN SW11 PGND R444 0R0 PHANTOM SW10 TR20 7805 PGND +5VD C400 1000uF/16V PGND DGND R445 RETURN1 STEREO AUX 3c 5e 1a 4d 2b X9 JY-6351G-02-250 3c 5e 1a 4d 2

43、b X10 JY-6351G-02-250 RIGHT 1 LEFT 1 EFXRTN-L EFXRTN-R AUX-RTN1-L AUX-RTN1-R R340 AUX-SEND VR31A W50K VR31B W50K C221 4.7uF C223 4.7uF 3 5 7 RL1B RY-5W-K 4 6 8 RL1C RY-5W-K EFXRTN-L EFXRTN-R C222 4.7uF EFXRTN-L EFXRTN-R AUX-SEND (MUTE) (MUTE) 12 34 56 78 910 1112 1314 1516 CN6 HEADER 8X2 1 2 3 4 COM

44、 EN2 SDB161PVB15FS 1 2 3 4 COM EN1 SDB161PVB15FS 12 34 56 78 AR1 680R*4 12 34 56 78 AR2 680R*4 DGND DGND +5VD +5VD R319 220R R320 220R SW9 PS-22E85NL DGND (MUTE) 12 RL1A RY-5W-K +5VD C214 100N D8 4148 LD17 RED 1 2 4 8 1 2 4 8 +VCC PEAK(FLICKER) MUTE(GLOW) PRESETVARIATION 3c 5e 1a 4d 2b X22 JY-6351G-

45、02-250 FOOTSWITCH AUX-SEND JP1 PGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 CN2 FX-DSP GND +VCC -VCC NetC221_1 NetC223_1 NetTR15_C +5VD NetCN6_16 NetU49_1 NetC222_1 PGND DGND NetLD17_2 NetC197_2 NetR292_2 NetR278_2 DSP NetR278_2 NetR292_2 NetC197_2 NetCN6_16 NetU49_1 NetLD17_2 NetTR15_C NetC221_1 Net

46、C223_1 NetC222_1 R446 5K6 C410 47u/25V 03_3 12345678 A B C D 87654321 D C B A FX-DSP-NEW.Sch Titel Size File: Date: Drawn By: Sheet RevisionModel No: 3-Dec-2004 KEVIN LIN. FX-DSP 11of FX-DSP VER030722 A2(C) C329 22P C345 1.5nF 2.5% 5 6 7 U44B 4580M R399 10K R420 68R R422 3K3 R397 10K R398 10K 3 2 1 U44A 4580M R400 10K C331 22P C347 1.5nF 2.5% 5 6 7 U45B 4580M R406 10K R421 68R R423 3K3 R402 10K R405 10K 3 2 1 U45A 4580M R408 10K 5 6 7 U46B 4580M 3 2 1 U46A 4580M C346 1.5nF 2.5% R404 10K R403 10K C332 22P R407 10K C330 22P R424 2K2 R401 10K (MUTE) (MUTE) CLK 4 J 2 S 5 R 1 Q 6 Q 7 K 3