Shure DFR22E User Manual Download

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DFR22

Audio Processor

with Feedback Reduction

Model DFR22

Installation Guide

27

B8

813 (

Rev.

)



200

Shure Incorporated

Printed in U.S.A.

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Summary of Contents for DFR22E

Page 1: ...DFR22 Audio Processor with Feedback Reduction 27B8813 Rev 200 Shure Incorporated Printed in U S A...

Page 2: ...NE PAS utiliser cet appareil proximit de l eau 6 NETTOYER UNIQUEMENT avec un chiffon sec 7 NE PAS obstruer les ouvertures de ventilation Installer en respectant les con signes du fabricant 8 Ne pas in...

Page 3: ...h input Each input is routed to each output S Preset selector and indicator for up to 16 presets S Control input pins for setting up remote preset volume and mute controls PACKING LIST S Power Cable S...

Page 4: ...ing with a connected computer 10 RS232 Port Connects the DFR22 to a computer 11 POWER LED Illuminates when 100 240 VAC power is is ap plied to the DFR22 Back Panel U S PATENT NO 5 999 631 OTHER PATENT...

Page 5: ...as fixed and will designate the remaining 11 filters as dynamic 3 The preset indicator will display a flashing h If you want Auto Clear to work automatically after a certain number of hours you must u...

Page 6: ...ck The DFR22 will automatically insert a notch filter to attenuate that frequency Once the system stops feeding back you can further raise the level and repeat the process for additional frequencies T...

Page 7: ...put LEDs will flash as shown in Figure 7 The DFR22 is ready to use once the LEDs stop flashing DFR22 INITIALIZATION Figure 7 AUDIO CONNECTIONS NOTE Audio will pass from the inputs to the outputs even...

Page 8: ...ntrol system to the 3 pin RS 232 Phoenix connector on the back panel of the DFR22 as shown in Figure 11 IMPORTANT You CANNOT connect two PCs to the DFR22 at the same time However you CAN connect an AM...

Page 9: ...used for preset control Any remaining pins can then be used to adjust gain or to mute channels The number of pins need ed for preset control depends on the type of control hardware used as well as the...

Page 10: ...ins When using a potentiometer the total resistance of the cable run should be less than 100 ohms When using momentary switches the total resistance of the cable run should be less than 100 ohms NOTE...

Page 11: ...are Kit 90AY8100 12 Block Connector Terminals 3 pin for audio inputs and outputs 2 Block Connector Terminals 10 pin for control inputs and outputs 4 Rackmount Screws and Washers Optional Accessories D...

Page 12: ...IMITED TWO YEAR WARRANTY Shure Incorporated Shure hereby warrants that this product will be free from defects in materials and workmanship for a period of two years from the date of purchase At its op...

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