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QSC SEQ-2 Owner's Manual
QSC SEQ-2 Owner's Manual

QSC SEQ-2 Owner's Manual

Stereo five-band graphic equalizer

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SEQ-2
Stereo
Five-Band
Graphic
Equalizer
*TD-000308-TS*
*TD-004031-00*
*TD-000308-TS*
Rev. A
Rev. B
9

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Summary of Contents for QSC SEQ-2

  • Page 1 SEQ-2 Stereo Five-Band Graphic Equalizer *TD-000308-TS* *TD-004031-00* *TD-000308-TS* Rev. A Rev. B...
  • Page 3 Legacy CX models CX6, CX6T, CX12, and CX12T, which use Level 1 Open Input Architecture * When the SEQ-2 and BusCard are installed in an amplifier, access to some or all of the SEQ-2’s trimpots is restricted. Using the SEQ-2 as a default EQ is ideal for rental sound systems, since it virtually eliminates the possibility of unauthorized tampering with settings or other such user errors.
  • Page 4 Notes on Stereo, Bridged, or Parallel Operation The input board or amplifier into which the SEQ-2 is installed typically has a switch for setting the operating mode of the amplifier—i.e., stereo, parallel mono, or bridged mono. In the signal flow, the Mini Slot or BusCard is located somewhere...
  • Page 5 EX, MXa, or legacy CX models The SEQ-2 installs on the input PC board of a QSC EX, MXa, or legacy CX (except the CX4 and CX4T) Series amplifier. Some older EX or MXa amplifiers may require an upgrade to replace the original input board; for these amplifiers, contact the QSC Technical Services department for details on compatibility.
  • Page 6 W403/W404 on MXa and legacy CX Series amplifiers). Under or next to where the jumpers were is arow of solder holes, with one section of 10 holes and another with 12. This is the Mini Slot in which the SEQ-2 will be installed. See Figures 6 and 7.
  • Page 7 Equalization adjustments Figure 3 shows the SEQ-2’s ten trimpots and their respective center frequencies. Figure 4 shows the adjustment range for each trimpot. Note that the rate of change in boost or cut varies over the trimpot’s rotation; the adjustment is finer toward the middle and more dramatic at the extremes.
  • Page 8 Qualified Service Centers For your convenience, QSC maintains a network of qualified service centers. If you wish to take your QSC product to a local service center, you may call QSC Technical Services for a referral for one near you. However, accessories, input modules, and other peripheral QSC products must be returned to the QSC factory for service.
  • Page 10 *TD-000308-TS* *TD-000308-TS* Rev. B “QSC” is a registered trademark of QSC Audio Products, LLC 1665 MacArthur Blvd. Costa Mesa, CA 92626 (714) 754-6175 FAX (714) 754-6174...