Alto X23 Service Manual Download | Manualshive

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Service Manual

www.altoproaudio.com

Version: 1.1

Model: X23

(2-WAY STEREO 3-WAY MONO)

ACTIVE CROSSOVER

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Summary of Contents for X23

Page 1: ...Service Manual www altoproaudio com Version 1 1 Model X23 2 WAY STEREO 3 WAY MONO ACTIVE CROSSOVER ...

Page 2: ...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 ...

Page 3: ...z 10KHz AV 0dB fc 800Hz 106dBu 97dBu 118dB continuously variable low high continuously variable rear panel switch low high front panel switches rear panel switch Physical Dimensions Weight 483 W 194 5 D 44 H mm 19 7 7 1 7 3 1Kg 6 84lb Electrical Power Supply Connector type Type Mains supply Power Rating 3 pole IEC grounded Servo controlled stabilized 8 5W 95 120V 210 240V 60 50Hz 1 SPECIFICATION X...

Page 4: ...IRCUIT 15V 0v 15v 2 1 3 A CHANNEL SIGNAL CN BAL FEMALE 2 3 2 1 A TL074 VR gain FREQ CONTOLL 80Hz 920KHz 3 2 1 A TL074 high out VR gain pass filter over freq 100Hz 1KHz Low MID 3 2 1 A TL074 VR gain LOW OUT or low out OR MID OUT 2 1 3 B CHANNEL SIGNAL CN BAL FEMALE 2 3 2 1 A TL074 VR gain FREQ CONTOLL 80Hz 920KHz 3 2 1 A TL074 high out VR gain pass filter over freq 100Hz 1KHz Low MID 3 2 1 A TL074 ...

Page 5: ...E 4066 15V 15V RANGE X1 X10 S HL2 S HG2 4 11 IC202E MC33079 4 11 IC201E MC33079 C203 104P C206 104P 4 11 IC203E MC33079 4 11 IC204E MC33079 C243 100 25V C244 100 25V C238 470 25V C237 470 25V C208 104P C C207 104P C XOVER FREQ 80Hz 920Hz STEREO MONO 2 1 3 22 11 33 X7 R288 10K C267 47 25V C266 47 25V R242 2K49 SW203 SW PBA 2P VR203 10KB R230 4K99 R231 27K4 3 2 1 IC203A MC33079 5 6 7 IC203B MC33079 ...

Page 6: ...of File D pc42 pc42 pc42 S OVER SCX202S SCX202S SCX202S ddb Drawn By SCX POWER Schematic 系系 DB1 RB154 C5 104P C4 104P IC1 L7815 IC2 L7915 C6 1000 16V C7 1000 16V C8 104P C9 104P 1 2 3 CN2 3P2 5 15V 15V 1 2 CN5 2P2 5 R1 1 2K 15V 15V 1 2 3 CN3 3P2 5 C18 1000 35V C19 1000 35V 1 2 3 CN CON3 ...

Page 7: ...4 Printed Circuit Diagram X23 M PCB LAYOUT PCB X23 M Top Layer PCB X23 M Top Solder Mask PCB X23 M Top Overlay PCB X23 M Bottom Layer ...

Page 8: ...M Bottom Solder Mask PCB X23 M Bottom Overlay PCB X23 M Drill Drawing Plots Hole Size Hole Count 24mil 0 6mm 73 31mil 0 8mm 68 39mil 1 0mm 36 47mil 1 2mm 36 59mil 1 5mm 2 87mil 2 2mm 6 150mil 3 8mm 4 Totals 225 ...

Page 9: ...223IO Bottom Layer PCB SCX223IO Bottom Solder Mask PCB SCX223IO Top Overlay PCB SCX223IO Drill Drawing Plots Hole Size Hole Count 31mil 0 8mm 24 39mil 1 0mm 14 47mil 1 2mm 6 55mil 1 4mm 18 63mil 1 6mm 12 150mil 3 8mm 2 Totals 76 ...

Page 10: ...PWR Bottom Layer PCB XPWR Bottom Solder Mask PCB XPWR Bottom Overlay PCB XPWR Top Overlay PCB XPWR Drill Drawing Plots Hole Size Hole Count 31mil 0 8mm 14 39mil 1 0mm 22 63mil 1 6mm 3 98mil 2 5mm 4 138mil 3 5mm 4 Totals 90 ...

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Page 14: ...n Model No 29 Oct 2002 TASY J S ALTO Mobile X23 Wiring Diagram 1 1 of X23 V2 0 A4 X23 Wiring Diagram SCX223IO SCX223IO X23 M XPWR LED 電源開關 CN4 CN2 CN1 CN4 CN3 CN2 CN1 CN5 CN4 CN3 CN2 CN1 CN2 CN3 CN4 CN6 PT SCX34 X23 M CN5 CN4 CN3 CN2 CN1 CN6 CN1 GND 110V 220V 紅藍 AC IN 5 Wiring Diagram ...

Page 15: ...Quanity Unit 建檔日 2002 02 08 2002 09 26 修正日 Page 1 of 1 2002 10 29 A X23 ALTO 230V 1 1 000 PCS A X34 底板組合 2 1 000 PCS P XPWR 3 1 000 PCS P SCX223IO DIP CH1 4 1 000 PCS P SCX223IO DIP CH2 5 1 000 PCS P X23 M SMD 6 2 000 PCS P X23 M DIP 7 2 000 PCS 7 Electrical Parts List ...

Page 16: ...RK PCS 1 000 green yellow 80m m single terminal wiring CF W76 11 HLSC76 MARK PCS 1 000 green yellow 150m m plastic knob double φ11 17 5 12 NMBP64 MARK PCS 8 000 COOL GRAY 8C cover 13 NPL272 MARK PCS 8 000 φ8 5 4 blue 072C black plated screw 14 MSCB28 MARK PCS 14 000 flat self 3 4 black plated screw 15 MSCB34 MARK PCS 2 000 pill 3 6 電源開關 black plated screw 16 MSCB38 MARK PCS 4 000 3 7 面板 black plat...

Page 17: ... 58cm desiccant 34 HEM083 MARK 1 000 30g alimentation SW 35 HSWA13 MARK PCS 1 000 SDDLB 1007U L E D 36 DL43RG MARK PCS 1 000 LG2043 green switch cap 37 NPL285 MARK PCS 1 000 φ6 2 5 YELLOW C power push button 38 NMBA02 MARK PCS 1 000 φ15 17 row wire connecting wiring 39 HLSF160 MARK PCS 1 000 2P 230mm box 40 NB01720 MARK PCS 1 000 ALTO 19 系列 sponge barrier 41 PKMS153 MARK PCS 1 000 ALTO 19 barrier ...

Page 18: ...B292 MARK PCS 1 000 2P 2P 180m m header wiring BF W311 53 HLSB311 MARK PCS 2 000 3P 3P 180 row wire connecting wiring 54 HLSF386 MARK PCS 2 000 4P 4P 180 row wire connecting wiring 55 HLSF388 MARK PCS 2 000 5P 5P 180 assurance book 56 NMCQ 073 MARK 1 000 ALTO label 57 NMLM378ZZ MARK 4 000 X23 label 58 NE05004 MARK 4 000 ALTO label 59 NMLH31 MARK 2 000 MADE IN P R C box 60 NA00154 MARK PCS 2 000 AL...

Page 19: ...0 X34 iron pillar 2 MMC013 MARK PCS 2 000 hexagon 6 35 M3 6 iron pillar 3 MMC014 MARK PCS 4 000 hexagon 6 35 M3 9 2 screw pillar 4 MSC023 MARK PCS 1 000 M4 10 0 7PH 5 MSC030 MARK PCS 2 000 M3 10 0 5PH fixed board black 6 MSDE35ZZ MARK PCS 1 000 X23 barrier black 7 MSDE34ZZ MARK PCS 1 000 X23 L shape fixed bracket 8 MAPR80ZZ MARK PCS 1 000 1 2 28 20 10 CLE2 0 iron pillar 9 ME00050 MARK PCS 8 000 ...

Page 20: ...ARK C PCS 2 000 2200 35V φ16 31 5mm 18 19 bridge rectifier 6 DB001A MARK DB PCS 1 000 RB154 1A 400V 1 integrated circuit 7 SIC717 MARK IC PCS 1 000 7815 1 integrated circuit 8 SIC719 MARK IC PCS 1 000 7915 2 row wire header 9 HCSI0203 MARK CN PCS 2 000 3P 2 5mm 180 2 3 row wire header 10 HCSI0202 MARK CN PCS 1 000 2P 2 5mm 180 4 row wire header 11 HCSR0203 MARK CN PCS 1 000 3P 3 96mm 180 1 silicon...

Page 21: ...07SP 1 2 90 PUSH 8 MIC 4 HC00108 MARK X PCS 3 000 φ6 3 LJB0661 6 10 12 7 row wire header 5 HCSI0203 MARK CN PCS 1 000 3P 2 5mm 180 4 row wire header 6 HCSI0204 MARK CN PCS 1 000 4P 2 5mm 180 2 row wire header 7 HCSI0205 MARK CN PCS 1 000 5P 2 5mm 180 1 mylar capacitor 8 CL282G MARK C PCS 1 000 0 0082 50V 298 1 4W precise resistor 9 RPB0825S MARK R PCS 1 000 825Ω S type 283 jumper wire 10 MMCJ06 MA...

Page 22: ... PUSH 8 MIC 4 HC00108 MARK X PCS 3 000 φ6 3 LJB0661 6 10 12 7 row wire header 5 HCSI0202 MARK CN PCS 1 000 2P 2 5mm 180 3 row wire header 6 HCSI0203 MARK CN PCS 1 000 3P 2 5mm 180 4 row wire header 7 HCSI0204 MARK CN PCS 1 000 4P 2 5mm 180 2 row wire header 8 HCSI0205 MARK CN PCS 1 000 5P 2 5mm 180 1 mylar capacitor 9 CL282G MARK C PCS 1 000 0 0082 50V 298 1 4W precise resistor 10 RPB0825S MARK R ...

Page 23: ...00 2 67KΩ 1 0603 271 272 SMD 1 10W precise resistor 9 RPCA1357 MARK R PCS 2 000 3 57KΩ 1 0603 243 245 SMD 1 10W precise resistor 10 RPCA1392 MARK R PCS 1 000 3 92KΩ 1 0603 239 SMD 1 10W precise resistor 11 RPCA3100 MARK R PCS 7 000 100KΩ 1 0603 207 208 211 212 222 228 275 SMD 1 10W precise resistor 12 RPCA1499 MARK R PCS 2 000 4 99KΩ 1 0603 225 230 SMD 1 10W precise resistor 13 RPCA1750 MARK R PCS...

Page 24: ...0 6 electrotytic capacitor 7 CE647E MARK C PCS 2 000 47 25V 266 267 electrotytic capacitor 8 CE710E MARK C PCS 9 000 100 25V 220 222 230 232 242 243 244 263 265 electrolytic capacitor 9 CE747E MARK C PCS 2 000 470 25V 237 238 mylar capacitor 10 CL315G MARK C PCS 4 000 0 015 50V 209 210 211 212 mylar capacitor 11 CL218G MARK C PCS 8 000 0 0018 50V 217 224 227 234 257 260 261 264 ceramic capacitor 1...

Page 25: ...8 Exploded Views ...

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