Alto X34 Service Manual Download Page 13 | Manualshive

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Summary of Contents for X34

Page 1: ...Service Manual www altoproaudio com Version 1 1 Model X34 3 WAY STEREO 4 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: ... 800Hz 10KHz Av 0db fc 230Hz 2 3KHz 98dBu 95dBu 95dBu 93dBu 114dB Physical Dimensions Weight 483 W 194 5 D 44 H mm 19 7 7 1 7 2 5Kg 5 51lb continuously variable low high variable continuously rear panel switch low mid high front panel switches rear panel switch Power Supply Connector type Type Mains supply Power Rating 3 pole IEC grounded Servo controlled stabilized 10W 95 120V 210 240V 60 50Hz 1 ...

Page 4: ...074 VR gain high pass freq 3 2 1 A TL074 high out VR gain pass filter over freq 800Hz 12KHz MID High pass filter over freq 100Hz 1KHz Low MID lower filter pass 3 2 1 A TL074 VR gain MID OUT pass filter over freq Low MID LOW OUT 2 1 3 B CHANNEL SIGNAL CN BAL FEMALE 2 3 2 1 A TL074 VR gain high pass freq 3 2 1 A TL074 high out VR gain pass filter over freq 800Hz 12KHz MID High pass filter over freq ...

Page 5: ...W OUT 1 NOT USED SW4 SW PBA 2P VR7 10KB R25 4K99 R24 27K4 R22 100K R20 4K7 R21 7K5 R71 2K7 R23 27K 15V R68 1K5 D6 LED MID CLIP 15V R99 10K0 R100 10K0 R101 10K0 R74 10K0 R6 150R C28 220P C17 182 M C20 100 25V R7 100K R96 10K0 R103 10K0 R102 10K0 R9 150R C25 220P C24 182 M C22 100 25V R8 100K SW5 SW PBA 2P 2 1 3 S3 CN BAL MALE MID OUT 1 NOT USED SW2 SW PBA 2P VR6 10KB R30 4K99 R31 27K4 R27 100K R29 ...

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 X34 M PCB LAYOUT PCB X34 M Top Layer PCB X34 M Top Solder Mask PCB X34 M Top Overlay PCB X34 M Bottom Layer ...

Page 8: ... Bottom Solder Mask PCB X34 M Bottom Overlay PCB X34 M Drill Drawing Plots Hole Size Hole Count 24mil 0 6mm 122 31mil 0 8mm 64 39mil 1 0mm 37 47mil 1 2mm 48 59mil 1 5mm 2 87mil 2 2mm 8 150mil 3 8mm 4 Totals 285 ...

Page 9: ... PCB SCX234IO Bottom Layer PCB SCX234IO Bottom Solder Mask PCB SCX234IO Top Overlay PCB SCX234IO Drill Drawing Plots Hole Size Hole Count 31mil 0 8mm 36 39mil 1 0mm 16 47mil 1 2mm 8 63mil 1 6mm 16 150mil 3 8mm 2 Totals 78 ...

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: ...sion Model No 29 Oct 2002 TASY J S ALTO Mobile X34 Wiring Diagram 1 1 of X34 V2 0 A4 X23 Wiring Diagram SCX234IO X34 M CN4 CN3 CN1 CN5 CN4 CN3 CN1 CN2 SCX234IO CN4 CN3 CN1 CN2 XPWR LED 電源開關 CN2 CN3 CN4 PT SCX34 CN1 X34 M CN5 CN4 CN3 CN1 CN2 CN6 CN6 GND 110V 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 X34 ALTO 230V 1 1 000 PCS A X34 底板組合 2 1 000 PCS P XPWR 3 1 000 PCS P SCX234IO DIP CH1 4 1 000 PCS P SCX234IO DIP CH2 5 1 000 PCS P X34 M SMD 6 2 000 PCS P X34 M DIP 7 2 000 PCS 7 Electrical Parts List ...

Page 16: ... 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 12 000 COOL GRAY 8C cover 13 NPL272 MARK PCS 12 000 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: ...ant 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 42 PKMS156 M...

Page 18: ...CS 1 000 16m m L E D high intensity 52 DL37RR MARK PCS 6 000 3m m round red long foot 26mm row wire connecting wiring 53 HLSF384 MARK PCS 2 000 8P 6P 120 assurance book 54 NMCQ 073 MARK 1 000 ALTO label 55 NMLM379ZZ MARK 4 000 X34 label 56 NE05004 MARK 4 000 ALTO label 57 NMLH31 MARK 2 000 MADE IN P R C box 58 NA00154 MARK PCS 2 000 ALTO power switch 59 NI02085 MARK PCS 1 000 φ22 9 69 ...

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: ...1 MARK S PCS 1 000 99M 107SP 1 2 90 PUSH 1 row wire header 4 HCSI0203 MARK CN PCS 1 000 3P 2 5mm 180 4 row wire header 5 HCSI0204 MARK CN PCS 1 000 4P 2 5mm 180 3 row wire header 6 HCSI0207 MARK CN PCS 1 000 7P 2 5mm 180 1 mylar capacitor 7 CL282G MARK C PCS 1 000 0 0082 50V 5 1 4W precise resistor 8 RPB0825S MARK R PCS 1 000 825Ω S type 1 swith 9 HSWE05 MARK SW PCS 3 000 SP70300 0202 11F1 N 5 6 7...

Page 22: ...S 1 000 99M 107SP 1 2 90 PUSH 1 row wire header 4 HCSI0202 MARK CN PCS 1 000 2P 2 5mm 180 2 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 3 row wire header 7 HCSI0207 MARK CN PCS 1 000 7P 2 5mm 180 1 mylar capacitor 8 CL282G MARK C PCS 1 000 0 0082 50V 5 1 4W precise resistor 9 RPB0825S MARK R PCS 1 000 825Ω S type 1 jumper wi...

Page 23: ... R PCS 2 000 2 49KΩ 1 0603 36 42 SMD 1 10W precise resistor 9 RPCA1357 MARK R PCS 4 000 3 57KΩ 1 0603 33 35 43 45 SMD 1 10W precise resistor 10 RPCA3100 MARK R PCS 9 000 100KΩ 1 0603 11 12 16 22 27 3 4 7 8 SMD 1 10W precise resistor 11 RPCA1499 MARK R PCS 3 000 4 99KΩ 1 0603 19 25 30 SMD 1 10W precise resistor 12 RPCA1750 MARK R PCS 3 000 7 50KΩ 1 0603 14 21 28 SMD 1 10W precise resistor 13 RPCA22...

Page 24: ...mm 180 3 row wire header 6 HCSI0206 MARK CN PCS 1 000 6P 2 5mm 180 6 electrotytic capacitor 7 CE710E MARK C PCS 13 000 100 25V 10 12 20 22 30 32 39 40 41 42 43 44 45 electrotytic capacitor 8 CE810E MARK C PCS 2 000 1000 25V 37 38 mylar capacitor 9 CL315G MARK C PCS 4 000 0 015 50V 48 50 52 53 mylar capacitor 10 CL218G MARK C PCS 10 000 0 0018 50V 14 17 24 27 34 57 60 61 64 7 metal film capacitor M...

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

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