Infinity MSW-II Service Manual
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Infinity MSW-II Service Manual

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MSW-II Subwoofer
M
II H
T
S
ODULUS
OME
HEATER
YSTEM
®
SERVICE MANUAL
Infinity Systems, Inc.
250 Crossways Park Dr.
10/2005
Woodbury, New York 11797
Rev2

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Summary of Contents for Infinity MSW-II

  • Page 1 MSW-II Subwoofer II H ODULUS HEATER YSTEM ® SERVICE MANUAL Infinity Systems, Inc. 250 Crossways Park Dr. 10/2005 Woodbury, New York 11797 Rev2...

  • Page 2: Table Of Contents

    (419mm x 368mm x 460mm) Weight: 44 lb (20 kg) 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.

  • Page 3: Detailed Msw-Ii Specifications

    MSW-II Modulus subwoofer MSW- II 300W Powered Sub/ Plate Amp LINE VOLTAGE Yes/No Hi/Lo Line Nom. Unit Notes US 120vac/60Hz 108-132 Vrms Normal Operation EU 230vac/50-60Hz 207-264 Vrms Normal operation, MOMS required QA Test Parameter Specification Unit Limits Conditions Notes...
  • Page 4 MSW-II Power on Features Power on Delay time greater than 2 sec. AC Power Applied Power on LED Bi-color LED located adjacent to volume control knob Normal On/Off green / red color ATO mode only color "Active": green; "Standby": red...

  • Page 5: Controls And Connections

    Level INPUT § Low-Pass Filter Selector ¶ ¶ Line-Level Inputs • Power Switch ª Subwoofer Level Control Modulus MSW-II This unit is designed to become quite warm, during normal operation. NRTL/C CSA22-2 NO. 1 UL 1492 A Few Suggestions POWER We recommend that you do not operate your speakers or •...
  • Page 6 ¢ Level INPUT ¶ ¢ Level INPUT ¶ Modulus MSW-II This unit is designed to become quite warm, Modulus MSW-II during normal operation. NRTL/C CSA22-2 NO. 1 UL 1492 This unit is designed to become quite warm, during normal operation.

  • Page 7: Operation

    MSW-II PERATION Surround Modes Set the overall volume control of the preamplifier or stereo to a comfortable level. Adjust the subwoofer’s Level Control ª until When using the Modulus II system in a Dolby Pro Logic* home you obtain a pleasing blend of bass. Bass response should not theater system, make sure the receiver’s center channel mode is...

  • Page 9: External/Mechanical Parts List

    4 352-HM05025D606 (Platinum) 243-120-00399W 12. WIRING HARNESS (AMP-LEVEL POT) 1 165-50400HH4 5. 12" WOOFER C.M.M.D.,SHIELDED, 30PR14BW-DW01 13. LEVEL CONTROL PCB 015-AA000-00113 DCR = 3.51 ±10% 14. LEVEL CONTROL SCREWS 3 352-CM03509D439 6. MSW-II SUBWOOFER CABINET Not for Sale (CHARCOAL OR PLATINUM)

  • Page 10: Msw-Ii Test Procedure

    MSW-II Modulus MSW-II TEST PROCEDURE The operation of the Modulus MSW-II subwoofer, and the proper settings for the Room Adaptive Bass Optimization System, or R.A.B.O.S., is thoroughly covered in the Owner’s guide, part# 406-000-00921. For service purposes, the R.A.B.O.S. system is canceled when all three front panel controls (F) (L) (W) are turned fully CW (Clockwise), or if the R.A.B.O.S.

  • Page 11: Electrical Parts List

    MSW-II Modulus II Electrical Parts List Part Number Description Qty Reference Designator MAIN/POWER PCB Resistors 110-16101j26 Resistor 100 1/6W ± 5% 26mm R241,244 110-16102j26 Resistor 1K 1/6W ± 5% CF 26mm R210,329,264 110-16103j26 Resistor 10K 1/6W ± 5% CF 26mm...
  • Page 12 MSW-II Part Number Description Qty Reference Designator Miscellaneous 109-1tsc103j0 thermister TSC05103J R237 162-10149001 wire ass'y 140mm AWG28 P107 171-udhss124d relay 5A 24V UDH-SS124D K101 175-1d02v01 wire connector 2PIN PITH=3.96mm P112 175-1d05v01 wire connector 5PIN 3.96mm P113 INPUT PCB Resistors 110-14152j26 resistor 1.5K 1/4W ±...
  • Page 13 MSW-II Part Number Description Qty Reference Designator 130-sl101k503 C110,120,148 disc capacitor 100P 50V SL ± 10% 130-sl470k503 disc capacitor 47P 50V ± 10% C127 135-3105m50 electrolytic 1U 50V ± 20% C126 135-3106m50 C109,111,123,129 electrolytic 10uF 50V ± 20% 135-3107m16 electrolytic 100uF 16V ± 20%...
  • Page 14 MSW-II Part Number Description Qty Reference Designator 141-c7223k50 SMD capacitor 0.022uF 50V 10% 1206 X7R 141-d7104ka0 SMD capacitor 0.1uF 100V 10% 1206 X7R C12,14,18,19 141-d7104ka5 SMD capacitor 0.1uF 250V 10% 1210 X7R 132-105kb50 mylar capacitor 1uF 250V ± 10% 128-e106ma01-s...
  • Page 15 MSW-II Part Number Description Qty Reference Designator 162-10140002 UL/CSA 1617 #22 140mm BLACK 176-wjce2 Terminal CE-2 WIRING HARNESS (AMP-LEVEL POT) 165-50400HH4 LEVEL CONTROL PCB 015-AA000-00113 LEVEL CONTROL SCREWS 352-CM03509D439...

  • Page 16: Pcb Drawings

    MSW-II...
  • Page 17 MSW-II...

  • Page 18: Semiconductor Pinouts

    MSW-II...

  • Page 31: Modulus Ii Packing

    406-000-00921 (OWNER’S MANUAL) & 405-000-00328 (WARRANTY CARD) POSITIONED ON THE TOP OF INNER CARTON 398-FE-00264 (BUBBLE LEVEL AND METAL PLATE) 431-000-00956 (POLYFOAM SET TOP/BOTTOM) INFINITY PLASTIC BAG 431-000-01014 (EPE) 431-000-00956 (POLYFOAM SET TOP/BOTTOM) 431-000-00958 (POLYFOAM SET TOP/BOTTOM) PLASTIC BAG 431-000-00958 (POLYFOAM SET TOP/BOTTOM)

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