Audac DPA616 Service Manual

DPA616

Service Manual

www.audac.eu

2

3

Index

Specification 5

Exploded View 6

Exploded View Part List 7

Schematic Diagram 8-14

Electrical Part List 15-22

Printed Circuit Board Diagram 23-25

Personal Notes 26-27

4

5

Specifications

Output Power Stereo @ 4 Ohm 16 x 60 Watt

(1 kHz, THD 1%) Stereo @ 8 Ohm 16 x 30 Watt

Bridge @ 8 Ohm 8 x 120 Watt

Frequency response 20 Hz - 20 kHz
Signal to Noise Ratio > 100 dB
Total Harmonic Distortion + Noise < 0.1%
Damping factor
Common Mode Rejection > 65 dB
Crosstalk Paired channels > 65 dB
Unpaired channels > 110 dB

Inputs Type 8 x Stereo Balanced Line (16 Ch)
Sensitivity -20 dB ~ +20 dB
Impedance 20 k Ohm
Connectors 3-pin Terminal block - 3.81 mm

(8 Ohm) 110

Outputs Type 8 x Stereo Loudspeaker (16 Ch)
Connectors 4-pin Terminal block - 5.08 mm

Controls Gain
Stereo / Bridge & Parallel switch

Indicators Power
Clip (rear)

Protection DC-Short circuit
Over heating
Over load

Cooling system Temperature controlled fan

Amplifier technology Class-D

Power supply Type Switching mode
Range 100-240 V AC / 50-60 Hz

Power consumption Idle 47 Watt
1/8 Rated power 200 Watt
1/3 Rated power 400 Watt

Weight 8.2 Kg
Dimensions (W x H x D) 482 x 88 x 322 mm
Unit height 2HE

Recommended accessories Procab CLA830 Terminal block signal connection cable
Procab CLA832 RCA / Cinch to Terminal block signal connection cable
Procab CLA835 XLR Female to Terminal block signal connection cable

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7

Exploded view Assy Parts List

AUDAC part code Description Q’TY

AU895743190 BOX KIT 570X430X190MM (FOAM) 1

Chassis for DPA616 1

AU056160000 CHASSIS MAIN KIT (FILTER) 1

AU056160001 SIDE FRAME KIT (RACK EAR, 6XM3) 2

AU056160003 TOP COVER KIT (8 SCREW) 1

Fuse T2.5L/250V 1

AU515002005 DPA616 - POWER SUPPLY COMPLETE ASSEMBLY 1

AU515002006 POW2 & DPA616 - POWER AMPLIFIER BOARD V2.0 - ASSY 1

AU515002007 DPA616 - IO BOARD V1.2 - ASSY 1

AU515001002 R2 & M2 - CONVERTER PCB - ASSEMBLED (1 PCS) 1

AU515001003 R2 & M2 - POWER FACTOR CORRECTOR PCB - ASSEMBLED 1

AU520002003 CABLE SET FOR R2 & M2 POWER AMPLIFIER KIT 1

AU515002003 R2 & M2 - POW KIT POWER AMPLIFIER COMPLETE ASSEMBLY 1

AU515002004 POW2 & DPA616 - POWER AMPLIFIER BOARD V1.9 - ASSY

AU516160000 INPUT PCB ASSY 1

AU350000101 BALL BEARING FAN 0.25A 24V DC 80x80x25MM 150MM CABLE 1

AU780200001 AC POWER SOCKET JR-101-1FS 1

AU060200001 SILVER CAP POWER KNOB DIAMETER 9 mm 1

AU520002011 POW2 - LOUDSPEAKER OUTPUT CABLE - 200 MM - AMP TO I/O BOARD

AU520002016 POW2 - MUTE CABLE - 400 MM - POWERDSP TO AMP

AU520002015 POW2 - STEREO SHIELDED SIGNALCABLE - 540 MM - I/O BD TO AMP

AU520002014 POW2 - STEREO SHIELDED SIGNALCABLE - 500 MM - I/O BD TO AMP

AU520002013 POW2 - STEREO SHIELDED SIGNALCABLE - 460 MM - I/O BD TO AMP

AU520002012 POW2 - STEREO SHIELDED SIGNAL CABLE - 420 MM - I/O BD TO AMP

AU520002017 POW2 - POWER CABLE SET RED/BLACK/YELLOW + FERRITE - 400 MM

AU895743190 BOX KIT 570X430X190MM (FOAM)

AU710804301 SIGNAL INPUT 3 POLE CONNECTOR(3.81M), SCREW ON TOP 16

AU710803401 4 POLE CONNECTOR (5.08MM), SCREW ON TOP, STRAIGHT 8

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9

Schematic Diagram

AMP PCB - Amp1 AMP PCB - Fan