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QSC DPA-Q SERIES User Manual

Summary of DPA-Q SERIES

  • Page 1

    Dpa-q amplifiers user manual dpa4.2q — 4 channel, 2000 w network amplifi er dpa4.3q — 4 channel, 4000 w network amplifi er dpa4.5q — 4 channel, 8000 w network amplifi er td-000436-01 -a *td-000436-01*.

  • Page 2: Explanation of Symbols

    2 td-000436 -01 -a explanation of symbols the term “warning!” indicates instructions regarding personal safety. If the instructions are not followed the result may be bodily injury or death. The term “caution!” indicates instructions regarding possible damage to physical equipment. If these instruct...

  • Page 3: Fcc Statement

    3 td-000436 -01 -a maintenance and repair warning!: advanced technology, e.G., the use of modern materials and powerful electronics, requires specially adapted maintenance and repair methods. To avoid a danger of subsequent damage to the apparatus, injuries to persons and/or the creation of addition...

  • Page 4: Unpacking

    4 td-000436 -01 -a unpacking there are no special unpacking instructions. You may want to keep the shipping material for the unlikely event that the amplifi er should need returning for service. Package contents features amplifi er front panel — figure 1 — gain a b output c d mute mute mute mute sel...

  • Page 5: Installation

    5 td-000436 -01 -a amplifi er rear panel note: the dpa4.3q , and dpa4.5q models have a different rear panel confi guration than the dpa4.2q amplifi er. The difference is that the position of the fan and the eight-pin euro-style connector and associated information are interchanged. — figure 2 — 1 2 ...

  • Page 6

    6 td-000436 -01 -a inputs connect the amplifi er lan a, and if available, lan b, to the q-lan network. ( figure 6 ) refer to your q-sys documentation for network requirements and connection detail. — figure 6 — 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 routable inputs 2 1 4 3 lan a lan b — figure 4 — b...

  • Page 7

    7 td-000436 -01 -a bridged (a+b) and separate (c d) channels — figure 9 — ch ab t1 + t3 + t2 - t4 - ch cd t5 + t7 + t6 - t8 - ch abc t1 + t3 + t5 + t2 - t4 - t6 - ch abcd t1 + t3 + t5 + t7 + t2 - t4 - t6 - t8 - ch ab + cd t1 + t3 + t5 - t7 - ch c + d t5 + t7 - ch a + b t1 + t3 - bridged ch a ch d ch...

  • Page 8: Ac Power On

    8 td-000436 -01 -a parallel channels bridged (ab + cd) — figure 12 — ch ab t1 + t3 + t2 - t4 - ch cd t5 + t7 + t6 - t8 - ch abc t1 + t3 + t5 + t2 - t4 - t6 - ch abcd t1 + t3 + t5 + t7 + t2 - t4 - t6 - t8 - ch ab + cd t1 + t5 - ch c + d t5 + t7 - ch a + b t1 + t3 - bridged parallel channel combining ...

  • Page 9: Amplifi Er Control

    9 td-000436 -01 -a amplifi er control note: the following scenarios assume the amplifi er is connected to the q-sys core via q-lan. When the amplifi er is not connected to the q-sys core, it is in a fault mode, and not operational. Off mode • rear power switch is off, the amplifi er is not operable....

  • Page 10: Input and Output Signal Flow

    10 td-000436 -01 -a input and output signal flow the dpa-q amplifi ers have four mic/line inputs and four amplifi ed outputs on the rear of the amplifi er. The inputs and outputs on the rear of the amplifi er are not connected inside the amplifi er. The analog inputs are converted to digital audio i...

  • Page 11

    11 td-000436 -01 -a 4. Firmware: the q-sys designer fi rmware version. To update the fi rmware: a. The version you want to use must be installed on your pc, b. The amplifi er must be connected to the network, and turned on. C. Open the q-sys design containing the amplifi er and select "save to core ...

  • Page 12

    12 td-000436 -01 -a output screens refer to figure 19 each output or group of outputs has a dedicated screen. Figure 19 is an example of output a. 1. Gain – the amount of gain applied to the input signal. Controlled by the gain knob on the front panel of the amplifi er, or the gain control in the dp...

  • Page 13: Gpio

    13 td-000436 -01 -a gpio connector pin gpio # and function specifi cations 1 3.3 v 100 ma max (power cycle to reset current limiting) 2 gpio 1 5ma in/out, 3.3v max, 127  resistor in series 3 gpio 2 5ma in/out, 3.3v max, 127  resistor in series 4 gnd ground 5 gpio 3 5ma in/out, 3.3v max, 127  resi...

  • Page 14: Specifi Cations

    14 td-000436 -01 -a specifi cations dpa4.2q dpa4.3q dpa4.5q channel confi guration peak 1 continuous 2 peak 1 continuous 2 peak 1 continuous 2 4 independent channels a, b, c, d 8 4 2 500 w 700 w 625 w 400 w 400 w 325 w 900 w 1400 w 1200 w 625 w 625 w 625 w 1200 w 2000 w 1600 w 1150 w 1250 w 625 w 2 ...

  • Page 15

    15 td-000436 -01 -a heat loss charts heat losses are the thermal emissions from an amplifi er while it is operating. It comes from dissipated waste power—i.E., real ac power in minus audio power out. Measurements are provided for various loads at idle, 1/8 of average full power, 1/3 of average full ...

  • Page 16

    16 td-000436 -01 -a © 2016 qsc , llc. All rights reserved. Qsc the qsc logo, and the q-sys logo are registered trademarks of qsc , llc in the u.S. Patent and trademark offi ce and other countries. All other trademarks are the property of their respective owners. Http://patents.Qsc.Com. Mailing addre...