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Infinity MODULUS Owner's Manual

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ODULUS
OME
HEATER
YSTEM
Owner's Guide

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Summary of Contents for Infinity MODULUS

  • Page 1 ® ODULUS HEATER YSTEM Owner’s Guide...

  • Page 2: Caution

    DO NOT REMOVE COVER (0R BACK) NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL THIS INFINITY PRODUCT IS DESIGNED FOR 120-VOLT USE ONLY! FOR DETAILED SAFETY PRECAUTIONS, PLEASE SEE FOLLOWING PAGE IN THIS OWNER’S MANUAL FOR “IMPORTANT SAFETY INSTRUCTIONS.”...
  • Page 3 Ground Clamps placing the product on a bed, sofa, rug or other similar surface.This product should not be placed in a Power Service Grounding Electrode System built-in installation, such as a bookcase or rack, (NEC Art. 250, Part H) MODULUS...

  • Page 4: Table Of Contents

    Subwoofer Connections Operation ™ Room Adaptive Bass Optimization System (R.A.B.O.S.) Contents of the R.A.B.O.S.Test CD R.A.B.O.S. Sound-Level Meter (RSLM) What You Measure, What To Do Adjusting the R.A.B.O.S. Equalizer Final System Balance Maintenance and Service Specifications R.A.B.O.S. Measurement Templates MODULUS...

  • Page 5: Introduction

    We hope you enjoyed this brief introduction to the technology featured in the Modulus Home-Theater System. If you would like Ceramic Metal Matrix Diaphragms (C.M.M.D.) ™...

  • Page 6: Unpacking The System

    Unpacking the System • (4) Modulus Wall-Mount Brackets (attached to Base of Satellites) Carefully unpack the system. If you suspect damage from transit, report it immediately to your dealer and/or delivery service. Keep the shipping carton and packing materials for future use.

  • Page 7: Planning Your System

    Should you have questions relating to installation, it is advisable to call either your dealer or Infinity’s Customer Service Department for advice. The performance of the subwoofer is directly related to its...
  • Page 8 3. Run the speaker wires in through the rear of the base and up through the speaker wire holes on the left and right sides 1. Remove the Modulus satellites from the box. Remove rubber of the cup restraint (see page 6, Figure 9 for wire connections).
  • Page 9 Secure base by inserting and tightening mounting plate screw.Tighten adjustment screw, 1. Remove the Modulus from its box. Remove rubber cover from the base and pull out Allen wrench. Use Allen wrench to remove mounting plate screw and remove mounting plate from base.

  • Page 10: Center And Satellite Speaker Connections

    – The satellites and center-channel speaker feature terminals that can be connected in several different ways; e.g., banana plugs, spade terminals and direct wiring (as shown here). – Wiring diagram shows polarity connections for one IGURE channel of a home-theater system. MODULUS...

  • Page 11: Subwoofer Controls

    Important! Whenever changing cables, pulling plugs, etc., ALWAYS TURN OFF ALL EQUIPMENT, including the subwoofer.This prevents transients from entering the speakers and prevents electrical energy from reaching you. Keep all connections out of the reach of children. MODULUS...

  • Page 12: Subwoofer Connections

    WARNING: SHOCK HAZARD • DO NOT OPEN NO USER SERVICEABLE PARTS INSIDE AVIS: RISQUE DE CHOC ELECTRONIQUE NE PAS OUVRIR Note: Some receivers have a single subwoofer output. In that case, it is recommended that you use a Y connector (not included) to maximize performance. MODULUS...

  • Page 13: Operation

    Power On Phase Control Plug your Modulus subwoofer’s AC cord into a wall outlet. Do not use the outlets on the back of the receiver. The Phase Switch determines whether the subwoofer speaker’s piston-like action moves in and out with the main...

  • Page 14: Room Adaptive Bass Optimization System ™ (R.a.b.o.s.)

    These instructions assume you have already installed your conjunction with the Infinity Modulus self-amplified subwoofer. Modulus subwoofer according to the information provided in the The Modulus subwoofer contains a parametric equalizer that you Owner’s Guide. It is also assumed that all equipment in your will adjust as indicated by the R.A.B.O.S.

  • Page 15: Contents Of The R.a.b.o.s.test Cd

    The RSLM is a battery-operated, handheld, acoustic measurement RSLM Placement device specifically designed for Infinity R.A.B.O.S. On the face of Determine where in the room you are most likely to sit when the instrument is a light-emitting diode (LED) bar graph that listening to music or watching a movie.This is where you will...
  • Page 16 R.A.B.O.S. Measurement Template triggering the over-range indication. Later, you will rebalance the subwoofer to the main speakers. The Modulus subwoofer should be shipped with the three R.A.B.O.S. controls, , set to fully clockwise positions, and all measurements should be conducted with their level controls in this position.
  • Page 17 RSLM. If this occurs during a test, place a dot at the intersection of the test frequency and the bottom frame of the template. See Figure 17. Indicating an under-range test IGURE IGURE MODULUS...
  • Page 18 1/4 of an octave; 1/8 of an octave above and 1/8 of an Bandwidth: Defines the range of frequencies over which the octave below the center frequency. equalizer will have an effect. On the Modulus subwoofer, this adjustment is abbreviated as “Width.” The octave is a logarithmic expression. From any point...
  • Page 19 Place the Width Selector over the Measurement Template, positioning the center rivet of the Selector over the response peak, as shown in Figure 22. Be sure to align the horizontal lines of the Width Selector with those of the Measurement Template. IGURE MODULUS...

  • Page 20: What You Measure, What To Do

    Remember, when looking for a match, look at the descriptive characteristics, not any specific frequency or level. Each of these examples can occur at any frequency, bandwidth and level. It is unlikely that your test results will be exactly as depicted in these examples. MODULUS...
  • Page 21 RSLM to a different location. Note that this does not eliminate the dips. We have simply moved away from them. Sometimes only a few inches are required. Do not attempt to correct this condition with equalization. If you encounter dips like this, take the following steps: MODULUS...
  • Page 22 We have simply moved away from them. Sometimes only a few inches are required. Do not attempt to correct this condition with equalization. If you encounter dips like this, take the following steps: IGURE MODULUS...

  • Page 23: Adjusting The R.a.b.o.s. Equalizer

    There is a R.A.B.O.S. On/Off Switch ‚ located in the top right helpful to move the RSLM vertically. Dips can be oriented in any corner of the Modulus subwoofer’s rear.This switch must be set axis.The position that restores the level to about that of the to the “On”...

  • Page 24: Final System Balance

    In the event that your Your first interpretation of the data and choice of settings may Modulus loudspeaker system ever needs service, contact your not be optimum.You can repeat the test-adjust-test cycle as often local Infinity dealer or Infinity directly at 1-800-553-3332 or as needed to get the desired results.To do this, return to page 12,...

  • Page 25: Specifications

    (419mm x 368mm x 489mm) Weight: 42 lb (19.1kg) Infinity continually strives to update and improve existing products, as well as create new ones.The specifications and construction details in this and related Infinity publications are therefore subject to change without notice. MODULUS...
  • Page 26 Frequency Width Frequency Width MODULUS...
  • Page 27 Frequency Width Frequency Width MODULUS...
  • Page 28 © 2001 Infinity Systems, Inc., 250 Crossways Park Drive, Woodbury, NY 11797 USA (800) 553-3332 (USA Only) *Trademarks of Dolby Laboratories. BASH is a registered trademark of Indigo Corporation. DTS is a registered trademark of Digital Theater Systems, Inc.

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