Infinity PS-12 Service Manual
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Infinity PS-12 Service Manual

Ps series powered subwoofers
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See also: Owner's Manual
PS-10
PS-12
PS Series Powered Subwoofers
SERVICE MANUAL
Infinity Systems Incorporated
250 Crossways Park Dr.
Woodbury, New York 11797
Rev1 10/2004

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Summary of Contents for Infinity PS-12

  • Page 1 PS-10 PS-12 PS Series Powered Subwoofers SERVICE MANUAL Infinity Systems Incorporated 250 Crossways Park Dr. Woodbury, New York 11797 Rev1 10/2004...

  • Page 2: Table Of Contents

    PS-10 DETAILED SPECIFICATIONS ....…... . . 2 PS-12 DETAILED SPECIFICATIONS ....…....4 CONTROLS &...

  • Page 3: Detailed Specifications

    PS-10/PS-12 PS-10 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 Conditions Notes Limits Amp Section Type (Class AB, D, other)
  • Page 4 PS-10/PS-12 Turn-on Transient mV-peak 2V-pk-pk @ Speaker Outputs AC Line cycled from OFF to ON Turn-off Transient mV-peak 2V-pk-pk @ Speaker Outputs AC Line cycled from ON to OFF Efficiency Efficiency Nominal Line voltage 120 VAC Maximum allowable input power under nominal...

  • Page 5: Detailed Specifications

    PS-10/PS-12 PS-12 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 Conditions Notes Limits Amp Section Type (Class AB, D, other)
  • Page 6 PS-10/PS-12 QA Test Parameter Specification Unit Conditions Notes Limits Transients/Pops ATO Transient mV-peak @ Speaker Outputs Turn-on Transient mV-peak 2V-pk-pk @ Speaker Outputs AC Line cycled from OFF to ON Turn-off Transient mV-peak 2V-pk-pk @ Speaker Outputs AC Line cycled from ON to OFF...

  • Page 7: Controls & Connections

    PS-10/PS-12 ONTROLS AND ONNECTIONS Rear Panel ¡ Subwoofer-Level Control ™ LFE/Normal Selector • ¡ £ Phase Switch Green: On Red: Stand-By ¢ Crossover Adjustment ™ NORMAL ∞ Line-Level/LFE Input £ 0º 180º § Speaker-Level Inputs 80Hz ¶ Power Switch ¢...
  • Page 8 PS-10/PS-12 YSTEM ONNECTIONS If your receiver/processor does not have subwoofer outputs for the left and right channels or an LFE output, connect LEVEL If you have a Dolby* Digital or Green: On speaker wire from your receiver/amplifier Red: Stand-By ®...

  • Page 9: Operation

    Adjust the Subwoofer-Level Control until you obtain a pleas- event that your subwoofer ever needs service, contact your local Infinity ing blend of bass. Bass response should not overpower the room but dealer or Infinity directly at 1.516.674.4INF or www.infinitysystems.com rather be adjusted so there is a harmonious blend across the entire musi- for a service center near you.

  • Page 10: Block Diagram

    PS-10 BLOCK DIAGRAM PS-10/PS-12...

  • Page 11: Block Diagram

    PS-12 BLOCK DIAGRAM PS-10/PS-12...

  • Page 12: Ps-10/12 Test Set-Up And Procedure

    PS-10/PS-12 PS-10/12 Test Set Up and Procedure SYSTEM AURAL SWEEP TEST Equipment needed: • Function/signal generator/sweep generator • Integrated Amplifier • Multimeter • Speaker cables General Unit Function (UUT = Unit Under Test) Switches/knobs on the amplifier faceplate: LFE/Normal to "Normal"...

  • Page 13: Tech Tip Inftt2003-02

    Subject: Replacing Output MOSFETS In the event you need to replace MOSFET transistors Q18 or Q22 as part of a repair: It is important to use ONLY the Infinity part# FE106401110, 051-640001-000, or only the brands: International Rectifier, or Fairchild.

  • Page 14: Exploded View

    PS-10/PS-12 PS-10 Exploded View Ref. # Part Number Description Not For Sale PS-10 AMPLIFIER 1 EA Not For Sale PS-10 CABINET 1 EA 351650-001 TRIM RING, 10"-PS10 1 EA 333249-001 CUP, GRILLE 4 EA 351781-001 LOGO - PS10/PS12 1 EA 330163-001 FOOT, PLASTIC, 1"...

  • Page 15: Exploded View

    PS-10/PS-12 PS-12 Exploded View Ref. # Part Number Description Not For Sale PS-12 AMPLIFIER 1 EA Not For Sale PS-12 CABINET 1 EA 351651-001 TRIM RING, 12"-PS12 1 EA 333249-001 CUP, GRILLE 4 EA 351781-001 LOGO - PS12/PS12 1 EA 330163-001 FOOT, PLASTIC, 1"...

  • Page 16: Packing

    PS-10/PS-12 PS-10 Package Ref. # Part Number Description 351689-001 ASY,GRILLE, BLK, FRNT, PS10BK 1 EA 351740-001 MANUAL,OWNERS –PS10/12 1 EA 351741-001 CARTON, OUTER - PS10BK- 1 EA 351810-001 PAD,END,TOP & BOT-PS10 2 EA 352004-001 WARRANTY,CARD, 3/5YR,INFINITY 1 EA...

  • Page 17: Packing

    PS-10/PS-12 PS-12 Package Ref. # Part Number Description 351690-001 ASY,GRILLE, BLK, FRNT, PS12BK 1 EA 351740-001 MANUAL,OWNERS –PS12/12 1 EA 351742-001 CARTON, OUTER - PS12BK- 1 EA 351872-001 PAD,END,TOP & BOT-PS12 2 EA 352004-001 WARRANTY,CARD, 3/5YR,INFINITY 1 EA...

  • Page 18: Electrical Parts List

    PS-10/PS-12 PS-10 Electrical Parts List 120V Part Number Description Qty Reference Designator Resistors 020-000098-400 Carbon Film 0R 1/8W C22-C24,C31 020-220497-120 Carbon Film 2K2 1/4W J 021-100401-120 MOF Resistor 1K 1W J R103 021-220202-120 MOF Resistor 22R 2W(S) J MB Type 15x8...
  • Page 19 PS-10/PS-12 Part Number Description Qty Reference Designator 024-560598-120 SMD Resistor 56K 1/8W J 0805 R122 024-620398-100 SMD Resistor 620R 1/8W F 0805 R16,18 024-680498-120 SMD Resistor 6K8 1/8W J 0805 R46,91,40-43 024-680598-120 SMD Resistor 68K 1/8W J 0805 R33,34A,31,50,52,66 024-820598-120...
  • Page 20 PS-10/PS-12 Part Number Description Qty Reference Designator 051-540101-000 PNP Transistor PN:2N5401 TO-92 051-555100-000 NPN Transistor PN:2N5551 TO-92 051-640001-000 MOSFET N-Channel PN:IRF640N TO-220 (IR) Q18,22 052-400080-000 Bridge Regulator PN:RS804 400V,8A 053-211100-000 IC;DIP,Driver PN:IR2111 8PIN (IR) 054-000100-100 SMD DIODE PN:ES1D 200V 1A...
  • Page 21 PS-10/PS-12 Part Number Description Qty Reference Designator Wire set #16AWG UL1007 Green L=610mm 181-911655-135 181-921600-000 BLK Wire #16 UL1015 T187 L:140mm 181-921699-000 WHT Wire #16 UL1015 T187 L:160mm 008-061215-000 Gasket C4305 12x15 t=5mm CR 008-062002-002 Gasket PN:L-32 200x20mm t=5mm PORON...

  • Page 22: Electrical Parts List

    PS-10/PS-12 PS-12 Electrical Parts List 120V Part Number Description Qty Reference Designator Resistors 020-000098-400 Carbon Film 0R 1/8W C22-C24,31 020-220497-120 Carbon Film 2K2 1/4W J 021-100401-120 MOF Resistor 1K 1W J R103 021-220202-120 MOF Resistor 22R 2W(S) J MB TYPE 15x8...
  • Page 23 PS-10/PS-12 Part Number Description Qty Reference Designator 024-470398-120 SMD Resistor 470R 1/8W J 0805 R76,99,100 024-470498-120 SMD Resistor 4K7 1/8W J 0805 R85,86 024-470598-120 SMD Resistor 47K 1/8W J 0805 R44,47,49,107 024-470698-120 SMD Resistor 470K 1/8W J 0805 024-470798-120 SMD Resistor...
  • Page 24 PS-10/PS-12 Part Number Description Qty Reference Designator 034-470615-301 Electrolytic Capacitor 470uF/16V M (R)0812 P:5 035-100393-301 Mylar Capacitor 0u1/63V J P:5 C28,2A 035-220393-300 PE Capacitor 0u22/63V J P:5 035-470293-300 PE Capacitor 0u047/63V J P:5 035-470353-301 ESK Capacitor 0u47/63V J P:5m/m C25,26...
  • Page 25 PS-10/PS-12 Part Number Description Qty Reference Designator 071-100851-000 Washer ID=5.1 OD=12 t=1m/m 072-010007-000 RCA SCJ-1020 2P(G) WHT,RED CONN1 072-040039-000 Terminal PC205 (t=0.8m/m) T205MA 072-040064-000 Terminal PC250(t=0.8),T250MA 072-040096-000 Terminal (t=0.8mm) PC187(0.8) AC1,AC3,T1,T2,AC2,SW2,SW4 072-040169-000 Connector 2 PIN JS-1001-2 P:2.5mm 072-060170-000 B.P. W / Accessory Parts...

  • Page 26: Pcb Drawings

    PS-10/PS-12...
  • Page 27 PS-10/PS-12...
  • Page 28 PS-10/PS-12...

  • Page 30: Schematic Diagrams

    PS-10/PS-12 PS-10 SCHEMATICS 音 律 電 子 股 份 有 限 公 司 音 律 電 子 股 份 有 限 公 司...
  • Page 31 PS-10 SCHEMATICS (CONT'D) 音 律 電 子 股 份 有 限 公 司 音 律 電 子 股 份 有 限 公 司...

  • Page 32: Schematic Diagrams

    PS-10/PS-12 PS-12 SCHEMATICS 音 律 電 子 股 份 有 限 公 司 音 律 電 子 股 份 有 限 公 司...
  • Page 33 PS-12 SCHEMATICS (CONT'D) 音 律 電 子 股 份 有 限 公 司 音 律 電 子 股 份 有 限 公 司...

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Ps-10

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