Infinity service manual PS 28 120v Electrical Parts List, PS series PS28 subwoofer, Preamp Pcb

Page 14
PS 28 (120v) Electrical Parts List

PS series PS28 subwoofer

PS 28 (120v) Electrical Parts List

 

 

 

 

 

 

Part Number

Description

Qty

Reference Designator

 

 

 

 

PREAMP PCB

 

 

 

 

 

 

 

Resistors

 

 

 

 

 

 

 

110-14122j26-e

Resistor 1.2K 1/4W ±5% CF 26mm (RoHS)

1

R270

110-16102j26-e

Resistor 1K 1/6W ±5% CF 26mm (RoHS)

5

R213,R214,R215,R254,R253

110-16103j26-e

Resistor 10K 1/6W ±5% CF 26mm (RoHS)

12

R212,R216,R217,R220,R221,R222,R225,R226,R228,

R232,R235,R240

110-16104j26-e

Resistor 100K 1/6W ±5% CF 26mm (RoHS)

2

R231,R266

110-16105j26-e

Resistor 1M 1/6W ±5% CF 26mm (RoHS)

2

R259

110-16123j26-e

Resistor 12K 1/6W ±5% CF 26mm (RoHS)

1

R227

110-16183j26-e

Resistor 18K 1/6W ±5% CF 26mm (RoHS)

1

R262

110-16205j26-e

Resistor 2M 1/6W ±5% CF 26mm (RoHS)

1

R257

110-16223j26-e

Resistor 22K 1/6W ±5% CF 26mm (RoHS)

4

R238,R250,R255,R233

110-16224j26-e

Resistor 220K 1/6W ±5% CF 26mm (RoHS)

1

R251

110-16273j26-e

Resistor 27K 1/6W ±5% CF 26mm (RoHS)

1

R237

110-16333j26-e

Resistor 33K 1/6W ±5% CF 26mm (RoHS)

1

R249

110-16472j26-e

Resistor 4.7K 1/6W ±5% CF 26mm (RoHS)

4

R200,R207,R258,R260

110-16473j26-e

Resistor 47K 1/6W ±5% CF 26mm (RoHS)

1

R219

110-16474j26-e

Resistor 470K 1/6W ±5% CF 26mm (RoHS)

1

R252

110-16512j26-e

Resistor 5.1K 1/6W ±5% CF 26mm (RoHS)

3

R211,R229,R230

110-16562j26-e

Resistor 5.6K 1/6W ±5% CF 26mm (RoHS)

1

R224

116-164531f26-e

metal filmResistor 4.53K 1/6W ±1% MF26mm (RoHS)

1

R223

116-164991f26-e

metal filmResistor 4.99K 1/6W ±1% MF26mm (RoHS)

1

R234

115-h203b208-e

horizon variable Resistor B20K (RoHS) CROSSOVER

1

VR202,

115-h503a104-e

horizon variable Resistor D16 50K/1 A (RoHS) LEVEL

1

VR201,

 

 

 

 

Capacitors

 

 

 

 

 

 

 

129-a224j633-e

metalize CAP. 0.22uF 63V ±5% MSC (RoHS)

1

C218

129-a564j633-e

metalize CAP. 0.56uF 63V ±5% (RoHS)

1

C216

130-2b221k503-e

disc capacitor 220P 50V ±10% (RoHS)

9

C207,C208,C210,C211,C212,C214,C220,C230,C249

130-3f104z503-e

disc capacitor 0.1U 50V +80/-20% (RoHS)

7

C232,C242,C244,C245,C246,C252,C254

130-ch220k503-e

disc capacitor 22PF CH 50V±10% (RoHS)

1

C229

130-2b220k503-e

disc capacitor22P 50V +/-10% (RoHS)

1

C229

132-103j503-e

Mylar capacitor 0.01uF 50V ±5% (RoHS)

2

C223,C224

132-104j503-e

Mylar capacitor 0.1U 50V ±5% (RoHS)

2

C215,C217

135-3105m50-e

electrolytic CAP. 1U 50V ±20% (RoHS)

1

C228

135-3106m50-e

electrolytic CAP. 10uF 50V ±20% (RoHS)

7

C206,C213,C231,C241,C243,C251,C253

135-3107m16-e

electrolytic CAP. 100uF 16V ±20% (RoHS)

2

C233,C234

135-3225m50-e

electrolytic CAP. 2.2U 50V ±20% (RoHS)

1

C219

135-3226m50-e

electrolytic CAP. 22U 50V ±20% (RoHS)

1

C225

129-a474j633-e

metalize capacitor 0.47U 63V ±5% MSC (RoHS)

2

C221,C222,

 

 

 

 

Semiconductors

 

 

 

 

 

 

 

192-027c1815gr-e

transistor 2SC1815GR TOSHIBA (RoHS) NPN

2

Q206,Q207

197-031n4148-e

diode 100mA 75V SIGNAL 1N4148ROHM (RoHS)

7

D201,D202,D207,D208,D211,D212,D214

199-15000515-e

zener diode 5.1V 1/2W 52mm (RoHS)

1

D213

190-06m4558d-e

IC OPA 4558 DUAL OP-AMP

2

U101,U203,

190-16tl074cn-e

I .C TL074cm st QUAD OP-AMP

2

U201,U202,

195-10204hgw-e

double colors LED 204HGW 3(RoHS)

1

LED1

 

 

 

 

Miscellaneous

 

 

 

 

 

 

 

162-50259201-e

WIRE ASS'Y 2 PIN 250mm white/red(RoHS)

1

TO LED1,

174-0rca326p-e

JACK RCA-326 (RoHS)

1

JK202,

180-tms7210v-e

SWITCH SLIDE 6PIN MS7210V(RoHS) PHASE

1

SW301,

 

JUMPER WIRE 26mm (RoHS)

30

ALL J,D215,D216

 

 

 

 

 

 

 

 

13

Image 14
Contents 250 Crossways Park Dr PS28 SubwooferPS Series CONTENTS Basic Specifications PS28 Powered SubwooferINFINITY PRIMUS PS28 150W Powered Sub/ Plate Amp Efficiency SpecificationUnit ProtectionPS series PS28 subwoofer PS28 ¡ Subwoofer-Level Control Crossover Adjustment £ Phase Switch¢ LFE Input ∞ Line-Level Inputs § Power Switch Rear Panelprocessor but has a subwoofer output If your receiver/processor doesnot contain a Dolby Digital or DTS RECEIVER/PROCESSORMAINTENANCE AND SERVICE OPERATIONPS series PS28 subwoofer General Unit Function UUT = Unit Under Test PS28 Test Set Up and ProcedureSYSTEM AURAL SWEEP TEST Equipment needed Sweep FunctionPS series PS28 subwoofer PS series PS28 subwoofer Troubleshooting Flow Chart PS28PS 28 120v Electrical Parts List PREAMP PCBPOWER/MAIN PCB 1 back 1 back 8 R301,R303,R304,R308,R309,R314,R340,R344 1 R302 Qty Reference Designator 2 Q101,Q115 1 Q117 1 Q119 1 Q106 1 Q1051 D110 1 D116 1 D104 1 RY101 1 P101 1 P102 1 P103 2 for Q107,Q108 2 R310,R312 1 R341 1 R305 2 R342,R343 1 R307 2 R311,R313 2 C305,C306MISCELLANEOUS/MECHANICAL PS series PS28 subwoofer PS series PS28 subwoofer PS series PS28 subwoofer PS series PS28 subwoofer PS series PS28 subwoofer PS series PS28 subwoofer PS series PS28 subwoofer PS series PS28 subwoofer
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PS28 specifications

The Infinity PS28 is a standout model within the realm of audio technology, specifically tailored for music enthusiasts and audiophiles seeking an unparalleled listening experience. This state-of-the-art speaker system combines advanced engineering and premium materials to deliver exceptional sound quality and performance.

One of the main features of the Infinity PS28 is its innovative driver technology. Equipped with a high-efficiency 8-inch woofer, the PS28 offers deep, rich bass that remains clear and distortion-free, even at high volumes. The accompanying 1-inch tweeter provides crisp, detailed highs, ensuring that every note and frequency is reproduced with accuracy. This two-way speaker design creates a well-rounded audio profile that effectively balances low, mid, and high frequencies.

The Infinity PS28 also boasts cutting-edge materials in its construction. The woofer cone is made from a lightweight, rigid composite that enhances durability while minimizing unwanted vibrations. This contributes to a more impactful bass response, facilitating a rich soundstage that draws listeners into the music. Additionally, the cabinet is designed to reduce resonance, further improving the fidelity of sound produced.

In terms of connectivity, the PS28 is versatile and user-friendly. It comes equipped with multiple input options, including 5-way binding posts, allowing for easy integration with various audio systems. Whether you are setting it up in a home theater environment or connecting it to a high-fidelity stereo system, the PS28 easily adapts to different setups.

The speaker exhibits an impressive frequency response that spans from 40 Hz to 20 kHz, showcasing its ability to reproduce a wide range of sounds effectively. This wide range, combined with a sensitivity rating of 88 dB, allows the Infinity PS28 to perform excellently with a variety of amplifier power levels, making it accessible to both entry-level users and seasoned audiophiles alike.

The aesthetics of the PS28 are equally commendable. With a sleek and modern design, it fits seamlessly into any home décor while its elegant finish enhances its visual appeal. The speaker is also available in various color options, allowing users to choose a model that best suits their personal style.

In summary, the Infinity PS28 combines advanced driver technology, premium materials, wide connectivity options, and an aesthetically pleasing design, making it a compelling choice for anyone seeking to elevate their audio experience. Its ability to deliver outstanding sound quality and performance positions it as a worthy investment for music lovers and home entertainment enthusiasts.