manualshive.com logo in svg

LTO AMX 220FX-USB, Service Manual

Share
Download
LTO AMX 220FX-USB Service Manual Download Page 20

                 Bottom Layer Bottom Overlay Bottom Solder  

Top Layer Top Overlay Top Solder

PCB:AMX220FXPU1-USB

- 18 -

Summary of Contents for AMX 220FX-USB

Page 1: ...MODEL AMX 220FX USB...

Page 2: ...CONTENT 1 INTRODUCTION 1 2 TECHNICAL SPECIFICATION 2 3 BLOCK DIAGRAM 3 4 SCHEMATIC DIAGRAM 4 5 WIRING DIAGRAM 13 6 PCB LAYOUT 14 7 TEST PROCEDURE 18 8 EXPLODED VIEW MECHANICAL PARTS LIST 25 9 BOM 27...

Page 3: ...ion on each channel 2 AUX Returns for additional functionality Control room and Phone outputs 2 Track inputs assignable to Main Mix Control Room Phones outputs Highly accurate 12 segment bar graph met...

Page 4: ...ECTION A D and D A converters DSP resolution Type of effects 24 bit 24 bit Hall Room Vocal Plate REVERBS Mono Stereo DELAY max DELAY TIME 650ms Chorus Flanger Reverb MODULATIONS REVERB DELAY REVERB CH...

Page 5: ...N AFL L AFL R SOLO PFL SOLO ON AFL L AFL R SOLO PFL EFX SEND LEFT BUS RIGHT BUS AUX 1 AUX 2 SOLO PFL EFX SEND AFL L AFL R SOLO PFL PFL LED LOGIC SOLO CTRL SOLO ACTIVE LEVEL SET RETURN SOLO MODE PFL AF...

Page 6: ...00N C42 100N VCC VCC 1 2 3 4 5 6 7 8 9 10 11 12 CN2 2 0 12P TO AMX 220FXMN1 1 2 3 4 5 6 7 8 9 10 11 12 CN1 2 0 12P TO AMX 220FXMN1 AUX RTN1 L AUX RTN1 R AUX RTN2 L AUX RTN2 R AUX SEND1 AUX SEND2 CTRL...

Page 7: ...0M R117 56K C91 22P R108 10K0 C101 47uF 25V C103 47uF 25V CH15 CH16 LEFT BUS RIGHT BUS MAINL MAINR CH1 CH2 R123 3K3 R124 3K3 VINL VINR CH1 CH2 LEFT BUS RIGHT BUS VOUTL VOUTR C93 100n C97 100n 8 4 U10C...

Page 8: ...22E85L 4 5 6 P SW7B PS 22E85L LO CUT 3c 5e 1a 4d 2b X23 JY 6351G 02 250 T R S RN TN INSERT7 5 6 7 U16B 4580M R152 62K R144 1K3 R176 20K C180 47u 25V C160 0 22u 50V C159 0 22u 50V C158 0 22u 50V R168...

Page 9: ...C187 2200uF 25V C194 1000u 25V D39 RLS4148 C196 100uF 100V PGND R180 390K C191 100uF 100V R181 47K R183 4R7 R177 20K C192 47uF 100V TR3 TIP122 VCC VCC PH PWR TR2 7915A PHANTOM PWR 47V 0 5W CN6 AC IN S...

Page 10: ...7 47u 25V R20 22K R22 22K R21 22K AUX RETURN 1 R312 22K R311 22K EFX TO AUX1 AUX 1 AUX 1 LEFT BUS RIGHT BUS R104 10K R106 10K VR7B W50K VR7A W50K 3 2 1 U11A 4580M 5 6 7 U11B 4580M R308 56K C194 22P C6...

Page 11: ...80Hz R286 47K C83 47u 25V 5 6 7 U29B 4580M R274 1M C202 22P R123 10K VR39B B50K R230 22K MID LO 500Hz R200 1K8 C166 12n M R202 1K8 C226 47n M C210 3 3n M C182 1n M C174 12n M C86 47u 25V PRE CH14 PRE...

Page 12: ...S 22E85L 2 1 3 SW34A PS 42E85L 5 4 6 SW34B PS 42E85L 8 7 9 SW34C PS 42E85L 11 10 12 SW34D PS 42E85L AFL L AFL R R337 27K R338 27K AUX1 PRE POST SW33 MUTE ALT3 4 SW34 SOLO PFL R53 10K SOLO PFL D5 BAS31...

Page 13: ...C337 100N C338 100N C339 100N VCC VCC 3 4 U49B 74HC14 5 6 U49C 74HC14 8 9 U49D 74HC14 12 13 U49F 74HC14 14 7 U49G 74HC14 DGND CLK 12 J 14 S 1 R 15 Q 10 Q 9 K 13 U48B 74HC109 DGND 16 8 U48C 74HC109 C3...

Page 14: ...GND VI NL VI NR VOUTL VOUTR AM X USB R9 10R R7 1K5 C26 1n 3 2 1 U2A 4580M R14 3K9 C24 4 7nF R12 12K R10 4K7 C20 10uF C14 330P AGND AGND R18 100R R8 1K5 C27 1n 5 6 7 U2B 4580M R15 3K9 C25 4 7nF R13 12K...

Page 15: ...ge Converter PCB AM X220FXM N2 USB PCB AM X220FXPU2 USB PCB AM X220FXM N1 USB PCB AM X220FXPU1 USB CN1 CN3 SW 10 CN4 CN2 CN1 CN8 CN3 CN1 CN3 CN2 CN1 CN2 CN4 CN7 CN3 CN5 SW 9 POWER SW C N 4 AC18V 1300m...

Page 16: ...6 PCB LAYOUT 14...

Page 17: ...PCB AMX USB B Top Layer Top Overlay Top Solder PCB AMX USB Bottom Layer Bottom Overlay Bottom Solder 15...

Page 18: ...PCB MX220FXMN1 USB Bottom Layer Bottom Overlay Bottom Solder PCB MX220FXMN1 USB Top Layer Top Overlay Top Solder 16...

Page 19: ...PCB AMX220FXMN2 USB Bottom Layer Bottom Overlay Bottom Solder PCB AMX220FXMN2 USB Top Layer Top Overlay Top Solder 17...

Page 20: ...Bottom Layer Bottom Overlay Bottom Solder Top Layer Top Overlay Top Solder PCB AMX220FXPU1 USB 18...

Page 21: ...PCB AMX220FXPU2 USB Bottom Layer Bottom Overlay Bottom Solder Top Layer Top Overlay Top Solder 19...

Page 22: ...PCB DSP PRE Bottom Layer Bottom Overlay Bottom Solder PCB DSP PRE Top Layer Top Overlay Top Solder 20...

Page 23: ...and be sure it is OK the potentiometer knob has no frication 4 Functional Test 1 After the surface checking is OK input proper AC power voltage open the POWER switch and the PWR led will light up Then...

Page 24: ...se the entire keys after testing and rotate the ALT3 4 to min 4 Input 30dBu to AP connect the unbalanced input to LINE IN 1 8 the unbalanced output to INSERT rotate the TRIM to max and the output is 0...

Page 25: ...ing 11 Input 15dBu to AP connect the unbalanced input to LINE IN1 8 the unbalanced output to AUX SENDS1 rotate the AUX1 and AUX SENDS1 to 0 and the output is 11dBu 2dB THD N 0 005 press the POST PRE k...

Page 26: ...o AP connect the unbalanced input to LINE IN9 16 press the LEVEL dBu 10dBV key the PEAK led will light up red 5 Frequency Response Test 1 Input 15dBu to AP connect the unbalanced input to LINE IN1 8 t...

Page 27: ...MAIN MIX OUTPUT push the CH LEVEL to 0 we can see the max and min variation about MID and PREQ on EQ 4 Input 4dBu to AP connect the unbalanced input to LINE IN9 16 the unbalanced output to MAIN MIX OU...

Page 28: ...knob it will appear the signal which has been processed by DSP if the INPUT signal is larger the PEAK led will light up red press the DFX MUTE key it will appear the BYPASS signal 7 The test for USB...

Page 29: ...balanced input to MIC1 MIC2 and adjust the LEVEL on CH1 CH2 to max connect the unbalanced output to MAIN MIX OUTPUT the output is 10dBu 2dB THD N 0 005 6 Switch the USB RECORD to MAIN MIX the USB PLAY...

Page 30: ...tch the USB RECORD to MAIN MIX the USB PLAYBACK to MAIN MIX connect the USB line to PC and open the recorder to tape for 60 seconds 10 Press the playing key after recording the AP will start to scan a...

Page 31: ...e AMX 220FX USB to high quality amplifier and speaker and listen to it if it appear abnormal sounding 9 Factory Preset Rotate the entire volume control knob to min the other control knob to mid and tu...

Page 32: ...8 EXPLODED VIEW PARTS LIST 30...

Page 33: ...00036 screw RS M3 4 3 23 HK06423 K PC board P AMX220FXMN2 USB DIP 1 24 MG00041 screw RS M3 6 41 25 HK06420 K PC board P AMX220FXMN1 USB DIP 1 26 HK04376 K PC board P 12VMETER DIP AMX 220 2 27 HI00026...

Page 34: ...B V1 2 28 MJ01298 fixed board RS AMX 140FX USB 29 AE00177 paint RS 4866 30 MJ01297 fixed board RS AMX 140FX USB 0 8t 33 103 5 V1 0 31 MJ00068 iron board 0 8 2135 1220 16 35kg 32 NE15394 lable AMX 220F...

Page 35: ...4 86 HC00259 connector male 8P 2 0mm 180 CN2 87 HC00065 connector male 2P 2 5mm 90 SW9 88 CB00256 electrolytic capacitor 1000uF 25V 10 20mm 5mm C193 C194 89 CB00082 electrolytic capacitor 2200uF 25V 1...

Page 36: ...C139 C140 C141 C142 C143 C144 C145 C146 C147 C148 C149 C150 C151 C152 C153 C154 C155 C156 C157 C158 C159 C160 121 CB00255 electrolytic capacitor 1000uF 10V 8 11mm 5mm C129 C130 C131 C132 C133 C134 C13...

Page 37: ...4 R365 163 RD00420 SMD precise resistor 1 10W 19 1K 1 0602 R135 R136 R315 R316 164 RD00085 SMD fixed resistor 1 10W 1 5K 5 0603 R295 R296 R297 R298 165 RD00086 SMD fixed resistor 1 10W 1 8K 5 0603 R18...

Page 38: ...IRCHILD TR11 TR12 TR13 TR14 TR15 203 SE00011 SMD rectifier diode RLS4148 0 5A LL 34 D3 D4 D5 D6 D7 D8 D13 204 AE00449 solder material without lead 9308 Sn Ag Cu 205 AC00179 tin without lead RS M705E S...

Page 39: ...Sn 3Ag 0 5Cu 253 HK04376 PC board P 12VMETER DIP AMX 220 CN8 CN9 254 HC00698 connector 2 0 90 17P gold pated 2 5 9 5mm 2mm CN6 255 HK04377 PC board P 12VMETER SMD AMX 220 256 HB01285 PCB 12VMETER 2 5...

Page 40: ...3 U4 U5 U6 U7 U8 U9 U10 U11 U12 U13 U14 U15 U16 298 RD00339 SMD precise resistor 1 10W 47 0K 1 0603 R281 R282 R283 R284 R285 R286 R287 R288 299 RD00093 SMD fixed resistor 1 10W 4 7K 5 0603 R245 R246 R...

Page 41: ...ire RS 8P 8P 8P 120 200mm UL1007 28AWG CN4 341 HA03128 wire RS 12P male 12P female 60mm UL1007 28AWG CN1 CN2 CN3 342 HC00920 DC jack RS SCD554CCS103BB4G 343 HK06416 PC board P AMX220FXPU1 USB SMD 344...

Page 42: ...ramic capacitor 0805 1uF 16V Y5V 0805 2012 C10 C11 C12 C13 385 HB01832 PCB RS AMX USB VER061128 386 CJ00012 SMD AL electrolytic capacitor 100uF 16V CASE6 3 C7 387 AE00449 solder material without lead...

Page 43: ...V CASE5 C19 C12 C5 C2 C24 C16 C21 C25 C26 C28 C7 426 RE00006 SMD resistor networks 1 16W 100 4 5 8P 0603 AR1 AR2 427 SE00011 SMD rectifier diode RLS4148 0 5A LL 34 D1 428 SG00068 SMD integrated circui...

Reviews:

No comments

Brands by name

Popular brands

Load more brands