Instruction/ maintenance manual of the product Reference 475A Infinity
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i n s t r u c t i o n s ref erence s e r i e s 475a ,5350a , 1300a ,1600a .
2 Choose a mounting location in the trunk or cargo area where the amplifier will not be dam- aged by shifting cargo. Amplifier cooling is essential for proper amplifier operation. If the amplifier is to be installed in an enclosed space, make sure there is sufficient air circulation for the amplifier to cool itself.
ref erence s e r i e s 3 The Reference subwoofer amplifiers are single-channel amplifiers. There are two sets of terminals to make it easy to connect multiple woofers. Either set of (+/–) terminals may be used when connecting woofers. T o the right are four application diagrams to help plan your subwoofer system installation.
T o Head Unit F ron t Output T o Head Unit R ear Output R ear Speakers F ron t Speakers Figure 5. 475a connected to full-range speakers. Note crossover and channel assignment settings. Figure 6. 475a connected to four satellite speakers and used in conjunction with an additional subwoofer amplifier or powered subwoofer .
ref erence s e r i e s 5 A PPLICA TIONS – 475a T o Head Unit F ron t Output T o Head Unit S ub Output Subw o ofer F ron t Speakers Figure 7. 475a connected in tri-mode to a subwoofer and a pair of satellite speakers. Note crossover and channel assignment settings.
T o Head Unit Rear T o Head Unit F ront Rear Speakers Subwoofer Front Speakers 6 The 5350a can be configured for 5-channel or 3-channel operation, as shown in Figures 9 and 10. INPUT MODE SWITCH: • Use INT (internal mode) to send a signal from the front and rear inputs to the subwoofer .
ref erence s e r i e s 7 SETTING INPUT SENSITIVITY 1. Initially turn the INPUT LEVEL control(s) to the minimum (counterclockwise) position. 2. On the source unit, increase the volume contr ol to 3/4 volume. Slowly increase the INPUT LEVEL control(s) toward three o’clock until you hear slight distortion in the music.
Infinity Systems, 250 Crossways Park Drive, Woodbury , NY 11797 USA www .infinitysystems.com © 2007 Harman International Industries, Incorporated. All rights reserved. Part No. REF AMPOM1/07 Infinity is a trademark of Harman International Industries, Incorporated, registered in the United States and/or other countries.
An important point after buying a device Infinity Reference 475A (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 Reference 475A 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 Reference 475A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Infinity Reference 475A you will learn all the available features of the product, as well as information on its operation. The information that you get Infinity Reference 475A will certainly help you make a decision on the purchase.
If you already are a holder of Infinity Reference 475A, 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 Reference 475A.
However, one of the most important roles played by the user manual is to help in solving problems with Infinity Reference 475A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Infinity Reference 475A 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