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Summary of Contents for Alto DI4
- Page 1 Service Manual Model: DI4 4-CH DIRECT INJECT BOX www.altoproaudio.com Version: 1.1...
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Page 2: Table Of Contents
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: Specification
1. SPECIFICATIONS (DI4) Inputs 1/4” jack unbal. In/ Link Out XLR unbalanced In Input Impedance max 220 kOhm Maximum Input level +13/+33/+53 dBm Output XLR balanced Out Load Impedance >600 Ohm Max Output Level +18 dBm System specifications Bandwidth(100kOhm) 23Hz to 105Khz(±3dbm) Bandwidth(600Ohm) 23Hz to 60Khz(±3dbm) -
Page 4: Block Diagram
2.Block Diagram... -
Page 5: Schematic Diagram
3. Schematic Diagram +VCC-CH1 +VCC-CH1 12P-2.0 12P-2.0 (CH3) +VCC-CH1 (CH1) +VCC-CH1 33K2 33K2 47K5 47K5 +VCC-CH1 +VCC-CH1 470K 470K 470K 470K -VCC-CH1 -VCC-CH1 104P 104P SW19 560R 560R PS-22E85L 470R PS-22E85L 470R U10C (8KHZ HIGH CUT) (8KHZ HIGH CUT) LM339 LD25 LM339 511R... - Page 6 CN13 12P-2.0 12P-2.0 [ RED LINE ] [ RED LINE ] +VCC-CH1 +VCC-CH1 -VCC-CH1 -VCC-CH1 CH1 INPUT CH3 INPUT CH1 OUTPUT CH3 OUTPUT CN11 XLR-3MALE XLR-3MALE 220uH 220uH CN12 102P 102P XLMN-3PH XLMN-3PH OT-DI1 OT-DI1 (CH1) (CH3) +29VDC +29VDC +VCC-CH1 +VCC-CH1 CN-JY6351G-02 CN-JY6351G-02...
- Page 7 4.Printed Circuit Diagram DI4FP PCB LAYOUT PCB : DI4FP Top Layer PCB : DI4FP Top Solder Mask PCB : DI4FP Bottom Layer PCB : DI4FP Bottom Solder Mask...
- Page 8 PCB : DI4FP Top Overlay PCB : DI4FP Bottom Overlay PCB : DI4FP Drill Drawing Plots Hole Size Hole Count 24mil (0.6mm) 31mil (0.8mm) 35mil (0.9mm) 126mil (3.2mm) Totals...
- Page 9 DI4FP PCB LAYOUT PCB : DI4PU Top Layer PCB : DI4PU Top Overlay PCB : DI4PU Top Solder Mask...
- Page 10 PCB : DI4PU Bottom Layer PCB : DI4PU Bottom Solder Mask PCB : DI4PU Bottom Overlay...
- Page 11 PCB : DI4PU Drill Drawing Plots Hole Size Hole Count 24mil (0.6mm) 31mil (0.8mm) 35mil (0.9mm) 39mil (1.0mm) 47mil (1.2mm) 55mil (1.4mm) 59mil (1.5mm) 63mil (1.6mm) 110mil (2.8mm) Totals...
- Page 12 DI4IN PCB LAYOUT PCB : DI4IN Top Layer PCB : DI4IN Top Solder Mask PCB : DI4IN Top Overlay PCB : DI4IN Bottom Layer PCB : DI4IN Bottom Solder Mask PCB : DI4IN Drill Drawing Plots Hole Size Hole Count 24mil (0.6mm) 87mil...
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Page 15: Wiring Diagram
5. Wiring Diagram DI4 Wiring Diagram AC IN CN13 CN10 紅 OT-DI1 OT-DI1 OT-DI1 OT-DI1 220V CN14 藍 110V DI4PU 環型變壓器 PT-DI4 DI4FP 電源開關 Titel DI4 Wiring Diagram Size Model No: Revision V1.0 Date: 28-Oct-2002 Sheet File: DI4(全).Sch Drawn By:... -
Page 16: Electrical Parts List
7. Electrical Parts List Page 1 of 1 DI4-ALTO-230V-歐規 2002/10/28 Structure Needing Material Detail List 建檔日: 2002/07/12 修正日: 2002/08/16 Midprod NO Quanity Unit A-DI4-ALTO-230V-歐規 1.000 A-DI4-前板組合 1.000 A-DI4-底板組合 1.000 P-DI4FP-SMD 1.000 P-DI4FP-DIP 1.000 P-DI4PU-SMD 1.000 P-DI4PU-DIP 1.000 P-DI4IN 4.000... - Page 17 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 3 Item No: specify: Mid No: A-DI4-ALTO-230V-歐規 standard quantity: 1.000 Quanity Unit Material No Item Name Specific 1 MA03291 panel DI4 ALTO 1.000 MARK: 2 MC00432 top cover 1.000 MARK: 3 MB02203 rear board 1.000...
- Page 18 DI4-ALTO-230V-歐規 2002/10/28 Page 2 of 3 Item No: specify: Mid No: A-DI4-ALTO-230V-歐規 standard quantity: 1.000 Quanity Unit Material No Item Name Specific 26 NMCT16WW0010 sleeving flame retardant 2.5φ*10m/m 2.000 MARK: 27 NWCP04 lockable bag 1.000 MARK: 28 NWCP01WW0300*0580 PE bag 30*58cm 1.000...
- Page 19 DI4-ALTO-230V-歐規 2002/10/28 Page 3 of 3 Item No: specify: Mid No: A-DI4-ALTO-230V-歐規 standard quantity: 1.000 Quanity Unit Material No Item Name Specific 52 NPL278 LED separating pillar 7.6*4.5*184 0.780 MARK:...
- Page 20 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 1 Item No: specify: Mid No: A-DI4-前板組合 standard quantity: 1.000 Quanity Unit Material No Item Name Specific 1 MI01365 front board 1.000 MARK: 2 MMC013 iron pillar hexagon 6.35*M3*6 8.000 MARK:...
- Page 21 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 1 Item No: specify: Mid No: A-DI4-底板組合 standard quantity: 1.000 Quanity Unit Material No Item Name Specific 1 MB02207 rear board 1.000 MARK: 2 MMC013 iron pillar hexagon 6.35*M3*6 3.000 MARK: 3 MSC023 screw pillar M4*10*0.7PH...
- Page 22 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 2 Item No: specify: Mid No: P-DI4FP-SMD standard quantity: 1.000 Quanity Unit Material No Item Name Specific 1 HB00710 PC board DI4FP(1*4)_VER020613 1.000 MARK: 2 RD00361 resistor 511Ω ±1% 0603 4.000 MARK: R 18 45 72 99...
- Page 23 DI4-ALTO-230V-歐規 2002/10/28 Page 2 of 2 Item No: specify: Mid No: P-DI4FP-SMD standard quantity: 1.000 Quanity Unit Material No Item Name Specific 24 SICS115 SMD integrated circuit BA10339FV E2 8.000 MARK: U 1 10 11 2 4 5 7 8...
- Page 24 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 1 Item No: specify: Mid No: P-DI4FP-DIP standard quantity: 1.000 Quanity Unit Material No Item Name Specific 1 CE447G electrotytic capacitor 0.47/50V ψ4*7 4.000 MARK: C 18 27 36 9 2 CE510S electrolytic capacitor 1/50V ψ4*7 4.000...
- Page 25 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 1 Item No: specify: Mid No: P-DI4PU-SMD standard quantity: 1.000 Quanity Unit Material No Item Name Specific 1 HB00711 PC board DI4PU(1*3)_VER020624 1.000 MARK: 2 RFCF033 SMD 1/10W fixed resistor 33Ω ±5% 0603 4.000 MARK: R...
- Page 26 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 1 Item No: specify: Mid No: P-DI4PU-DIP standard quantity: 1.000 Quanity Unit Material No Item Name Specific 1 RFB210S 1/4W fixed resistor 1.0KΩ S type 8.000 MARK: R 13 14 18 19 3 4 8 9...
- Page 27 DI4-ALTO-230V-歐規 2002/10/28 Page 1 of 1 Item No: specify: Mid No: P-DI4IN standard quantity: 4.000 Quanity Unit Material No Item Name Specific 1 HB00712 PC board DI4IN(1*24)_VER020624 1.000 MARK: 2 HC00371 MIC jack SCJ-0658-1-Y 2.000 MARK: CN...
- Page 28 8. Exploded Views...
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