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SCX240IO PCB LAYOUT

PCB : SCX240IO Bottom Layer

PCB : SCX240IO Bottom Solder Mask

PCB : SCX240IO Top Overlay

PCB : SCX240IO Drill Drawing Plots

Hole Size Hole Count
31mil (0.8mm) 40
39mil (1.0mm) 15
47mil (1.2mm) 10
63mil (1.6mm) 20
150mil (3.8mm) 2
Totals 87

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Summary of Contents for X40

Page 1: ...Service Manual www altoproaudio com Version 1 1 Model X40 4 WAY STEREO 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: ... switch 30Hz 250Hz Electrical Physical Controls Power Supply Dimensions Weight Input Level Output Level CD Boost Mute Phase LOW MID Frequency Range MID HIGH Frequency Range HUM Noise SUB e 0db S ction utput O LOW Section Output 0dB MID S O 0dB ection utput HIGH Section Output 0dB S N Ratio SUB LOW Frequency Range Connector type Type Mains supply Power Rating 3 pole IEC grounded Servo controlled st...

Page 4: ...out VR gain pass filter over freq 100Hz 1KHz Low MID pass filter over freq 30Hz 250Hz SUB Low SUB LOW pass filter 3 2 1 A TL074 VR gain lower filter pass 3 2 1 A TL074 VR gain LOW OUT MID out MID out MID pass filter 3 2 1 A TL074 VR gain 2 1 3 B CHANNEL SIGNAL CN BAL FEMALE 2 3 2 1 A TL074 VR gain middle high pass 900Hz 9KHz high pass freq 3 2 1 A TL074 high out MID out VR gain pass filter over fr...

Page 5: ... 10K0 C73 182 M VR8A B50K R100 15K R99 10K0 C74 182 M R124 3K57 R101 10K0 R111 10K0 R112 10K0 R110 10K0 R113 10K0 R118 150R C75 220P C76 182 M C81 100 25V R119 100K R116 10K0 R115 10K0 R114 10K0 R117 150R C80 220P C82 182 M C79 100 25V R122 100K SW7 SW PBA 2P 2 1 3 S5 CN BAL MALE HIGH OUT 1 HIGH SW8 SW PBA 2P VR3 10KB R102 4K99 R103 27K4 R108 100K R105 4K7 R107 7K5 R104 2K7 R106 27K 15V R109 1K5 D...

Page 6: ... R68 1K5 D6 LED LOW CLIP 15V R135 10K0 R136 10K0 R137 10K0 R74 10K0 R6 150R C28 220P C17 182 M C20 100 25V R7 100K R132 10K0 R139 10K0 R138 10K0 R9 150R C25 220P C24 182 M C22 100 25V R8 100K SW5 SW PBA 2P 2 1 3 S3 CN BAL MALE LOW OUT 1 SW2 SW PBA 2P VR6 10KB R30 4K99 R31 27K4 R27 100K R29 4K7 R28 7K5 R72 2K7 R26 27K 15V R69 1K5 D7 LED MID CLIP 15V R32 10K0 XOVER FREQ 30Hz 250Hz XOVER FREQ 100Hz 1...

Page 7: ...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 8: ...4 Printed Circuit Diagram X40 M PCB LAYOUT PCB X40 M Top Layer PCB X40 M Top Solder Mask PCB X40 M Top Overlay PCB X40 M Bottom Layer ...

Page 9: ... Bottom Solder Mask PCB X40 M Bottom Overlay PCB X40 M Drill Drawing Plots Hole Size Hole Count 24mil 0 6mm 174 31mil 0 8mm 80 39mil 1 0mm 45 47mil 1 2mm 68 59mil 1 5mm 2 87mil 2 2mm 10 150mil 3 8mm 4 Totals 383 ...

Page 10: ...PCB SCX240IO Bottom Layer PCB SCX240IO Bottom Solder Mask PCB SCX240IO Top Overlay PCB SCX240IO Drill Drawing Plots Hole Size Hole Count 31mil 0 8mm 40 39mil 1 0mm 15 47mil 1 2mm 10 63mil 1 6mm 20 150mil 3 8mm 2 Totals 87 ...

Page 11: ...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 15: ... Model No 2 Nov 2002 TASY J S ALTO Mobile X40 Wiring Diagram 1 1 of X40 V2 0 A4 X40 Wiring Diagram SCX240IO X40 M CN4 CN2 CN1 CN5 CN4 CN3 CN1 CN2 CN3 SCX240IO CN4 CN2 CN1 CN3 CN6 XPWR LED 電源開關 CN2 CN3 CN4 PT SCX34 CN1 X40 M CN5 CN4 CN3 CN1 CN2 CN6 GND 110V 220V 紅藍 AC IN 5 Wiring Diagram ...

Page 16: ...ist Midprod NO NO Quanity Unit 建檔日 2002 02 08 2002 10 28 修正日 Page 1 of 1 2002 11 1 A X40 ALTO 230V 1 1 000 PCS A X34 底板組合 2 1 000 PCS P XPWR 3 1 000 PCS P SCX240IO DIP 4 2 000 PCS P X40 M SMD 5 2 000 PCS P X40 M DIP 6 2 000 PCS 7 Electrical Parts List ...

Page 17: ...76 10 HLSC76 MARK PCS 1 000 green yellow 150m m plastic knob double φ11 17 5 11 NMBP64 MARK PCS 16 000 COOL GRAY 8C cover 12 NPL272 MARK PCS 16 000 φ8 5 4 blue 072C black plated screw 13 MSCB28 MARK PCS 14 000 flat self 3 4 black plated screw 14 MSCB34 MARK PCS 2 000 pill 3 6 電源開關 black plated screw 15 MSCB38 MARK PCS 4 000 3 7 面板 black plated screw 16 MSCB13 MARK PCS 10 000 cross head pan head 3 ...

Page 18: ...DLB 1007U L E D 35 DL43RG MARK PCS 1 000 LG2043 green switch cap 36 NPL285 MARK PCS 1 000 φ6 2 5 YELLOW C power push button 37 NMBA02 MARK PCS 1 000 φ15 17 row wire connecting wiring 38 HLSF160 MARK PCS 1 000 2P 230mm box 39 NB01720 MARK PCS 1 000 ALTO 19 系列 sponge barrier 40 PKMS153 MARK PCS 1 000 ALTO 19 barrier 41 PKMS156 MARK PCS 1 000 ALTO19 paper outter case 4 hole 42 POA182 MARK PCS 0 250 A...

Page 19: ... Specific NO Material No Unit Quanity Ps jumper wire 51 MMCJ15 MARK PCS 1 000 16m m assurance book 52 NMCQ 073 MARK 1 000 ALTO label 53 NMLM380ZZ MARK 4 000 X40 label 54 NE05004 MARK 4 000 ALTO label 55 NMLH31 MARK 2 000 MADE IN P R C box 56 NA00154 MARK PCS 2 000 ALTO power switch 57 NI02085 MARK PCS 1 000 φ22 9 69 ...

Page 20: ... 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 21: ...RK 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 silicone...

Page 22: ... for balance 3 HCSM41 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 HCSI0202 MARK CN PCS 1 000 2P 2 5mm 180 3 row wire header 6 HCSI0205 MARK CN PCS 2 000 5P 2 5mm 180 1 2 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 jumper wire 9 MMCJ06 MARK J PCS 6 00...

Page 23: ...tor 8 RPCA1357 MARK R PCS 6 000 3 57KΩ 1 0603 124 33 35 43 45 94 SMD 1 10W precise resistor 9 RPCA3100 MARK R PCS 12 000 100KΩ 1 0603 108 11 119 12 122 16 22 27 3 4 7 8 SMD 1 10W precise resistor 10 RPCA1499 MARK R PCS 4 000 4 99KΩ 1 0603 102 19 25 30 SMD 1 10W precise resistor 11 RPCA2499 MARK R PCS 4 000 49 9KΩ 1 0603 46 48 50 61 SMD 1 10W precise resistor 12 RPCA1750 MARK R PCS 4 000 7 50KΩ 1 0...

Page 24: ...2 30 32 39 40 41 42 43 44 45 79 81 9 electrotytic capacitor 6 CE810E MARK C PCS 2 000 1000 25V 37 38 mylar capacitor 7 CL315G MARK C PCS 4 000 0 015 50V 57 60 61 64 mylar capacitor 8 CL218G MARK C PCS 12 000 0 0018 50V 14 17 24 27 34 7 71 72 73 74 76 82 metal film capacitor MSC 9 CM410IS MARK C PCS 1 000 0 1uF 63V 5 CASE01 1 metal film capacitor MSC 10 CM368IS MARK C PCS 4 000 0 068uF 63V 5 CASE01...

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

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