Instruction/ maintenance manual of the product PS28 Infinity
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PS Series PS28 Subwoof er SERVICE MANUAL Infinity Systems, Inc. 250 Cr ossw ays Par k D r. W oodbury, New Y or k 11797 Rev1 3/2007.
- CONTENTS - BASI C SPECI FI CATI ONS …………………..……………..1 DETAILED SPECI F ICATI ONS…………………..……….…..2 PACK AGI NG……………….……………………….…....….…4 CONTROLS A ND CONNECTI ONS………….
INFINITY PRIMUS PS28 150W Powered Sub/ Plate Amp LINE VOLTAGE Yes/No Hi/Lo Line Unit Notes US 120VAC/60Hz Yes 108-132 Vrms Normal Operation Europe 220-240VAC, 50-60Hz Yes 220-230 Vrms Normal Operation.
Parameter Specification Unit QA Test Limits Conditions Notes Turn-off Transient 50 mV-peak 100 @ Speaker Outputs AC Line cycled from ON to OFF Efficiency Stand-by Input Power 12 Watts 15 @ nom. line voltage Maximum allowable input power under nominal Input voltage and frequency, HOT or COLD operation.
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PS28 (120V) Rear Panel C ONTROLS AND C ONNECTIONS ¡ Subwoofer -Le vel Contr ol ™ Crosso ver Adjustment £ Phase Switch ¢ LFE Input ∞ Line-Lev el Inputs § Power Switch § ¡ ™ £ ∞ ¢ FUSE T 2.
PS28 (120V) If you ha ve a Dolby ® Digi tal or DTS ® receiver/processor wi th a low-frequency eff ects (LFE) or subwoof er output: SUBWOOFER OR LFE OUTPUT If your receiv er/processor does no t contain a Dolby Digit al or DTS processor but has a subwoof er output: NOTE: Some r eceiver s have one subwoofer output.
O PERA TION Pow er On Plug your subwoofer’ s AC cor d into a wall outlet. Do not use the outlets on the back of the recei ver . Initially set the Subwoofer -Lev el Control ¡ to the “min” position. T urn on your sub by pr essing the Power Switch § on the r ear panel.
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PS 28 Tes t Se t U p a n d P roc e dur e SYST EM A U R A L SWEEP TEST Equi pm ent need ed: • Func tion /sig nal ge ner ator/sw eep ge nerator • I ntegrate d Ampl ifier • M ult imet er • Sp eak.
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PS28 T r ouble shooti ng Flow Chart no ye s ye s ye s no y e s y e s LED re d LED li ght green yes ye s no ye s ye s n o no ye s y e s y e s no n o ye s ye s y e s n o y e s ye s A M P n o si gn al ou.
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 ±.
Part Number Description Qty Reference Designator POWER/MAIN PCB Resistors 110-14472j26-e Resistor 4.7K 1/4W ±5% CF 26mm (RoHS) 2 R147,R150 110-14681j26-e Resistor 680 Ω 1/4W ±5% CF 26mm (RoHS) 2 R.
Part Number Description Qty Reference Designator POWER/MAIN PCB 192-027c1815gr-e transistor 2SC1815GR TOSHIBA(RoHS) NPN 2 Q101,Q115, 192-201d882y-e transistor KSD882Y (RoHS) PNP 1 Q117, 192-202b772y-e.
Part Number Description Qty Reference Designator MISCELLANEOUS/MECHANICAL 123-14j70d-e Ferrite Core U-16.3*8.2*13 (J70)+CASE (RoHS) 1 130-3f472md00-e disc capacitor 4700P 400V ± 20% safy long foot (R.
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An important point after buying a device Infinity PS28 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Infinity PS28 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Infinity PS28 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Infinity PS28 you will learn all the available features of the product, as well as information on its operation. The information that you get Infinity PS28 will certainly help you make a decision on the purchase.
If you already are a holder of Infinity PS28, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Infinity PS28.
However, one of the most important roles played by the user manual is to help in solving problems with Infinity PS28. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Infinity PS28 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
