Instruction/ maintenance manual of the product KAC-528 Kenwood
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KA C-728 KA C-628 KA C-528 POWER AMPLIFIER INSTR UCTION MANU AL B64-1360-00 (EM).
To prevent injury and/or fire, take the following precautions: • When extending the battery or ground cables, make sure to use automotive-grade cables or other cables with an area of 5 mm 2 (AWG10) or more to prevent cable deterioration and damage to the cable coating.
3 Pr otection function This unit is equipped with a protection function for protecting this unit and your speakers from various accidents or problems that can occur. When the protection function is triggered, the Power indicator goes off and the amplifier stops operating.
4 Contr ols Operations of the following control and switches are required in accordance with the center unit and speakers connected with this unit. FUSE(15A) POWER IN BATT P.CON(REMOTE) GND LEFT BRIDGED RIGHT SPEAKER OUTPUT POWER AMPLIFIER 15 LPF FILTER OFF MONO(Lch) STEREO OPERATION GND INPUT SENSITIVITY(V) MAX MIN 0.
5 1 RCA cable ground lead terminal 2 FILTER switch These switches allow filtering of the speaker output signals. • HPF (High Pass Filter) position (KAC-628 only) Only frequencies of 150 Hz or higher are output. (Frequencies below 150 Hz are cut.) • LPF (Low Pass Filter) position Only frequencies of 80 Hz or lower are output.
6 LPF FILTER OFF MONO(Lch) STEREO OPERATION GND INPUT SENSITIVITY(V) MAX MIN 0.3 0.5 1.0 L R LINE IN LEFT RIGHT SPEAKER LEVEL INPUT LE F T R IG H T SPEAKER LEVEL INPUT LPF FILTER OFF MONO(Lch) STEREO OPERATION GND INPUT SENSITIVITY(V) MAX MIN 0.3 0.5 1.
7 POWER IN BATT P.CON(REMOTE) GND LEFT BRIDGED RIGHT SPEAKER OUTPUT POWER AMPLIFIER L E F T BRIDGED R IG H T ■ Speakers cable connection (Stereo Connections) Left speaker Right speaker (Bridged Connections) Lead terminal (Commercially available parts) Left output Right output POWER IN BATT P.
8 POWER IN BATT P.CON(REMOTE) GND LEFT BRIDGED RIGHT SPEAKER OUTPUT POWER AMPLIFIER ■ Power cable connection To prevent fire caused by a short in the wiring, connect a fusible link or breaker nearby the battery’s positive terminal.
9 Installation • Since the power amplifier has no parts which require operation, it can be installed at a position away from the driver’s seat without any hindrances. As generally accepted positions for its installation, places such as inside the trunk, etc.
10 S ystem examples ● Principle of Tri-mode Method of frequency band division using a coil and capacitor•••in case of 6dB/oct. slope L C 0 dB -3 dB Coil (L): Passes low frequencies and blocks high frequencies. (Low pass) Capacitor (C): Passes high frequencies and blocks low frequencies.
11 T r oubleshooting Guide What might appear to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following table for possible problems. PROBLEM POSSIBLE CAUSE SOLUTION No sound.
12 Specifications Specifications subject to change without notice. Audio Section .............................................. KAC-728 KAC-628 KAC-528 Max Power Output (4 Ω ) Normal ..............................................................200 W × 2 100 W × 2 70 W × 2 Bridge .
An important point after buying a device Kenwood KAC-528 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Kenwood KAC-528 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 Kenwood KAC-528 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Kenwood KAC-528 you will learn all the available features of the product, as well as information on its operation. The information that you get Kenwood KAC-528 will certainly help you make a decision on the purchase.
If you already are a holder of Kenwood KAC-528, 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 Kenwood KAC-528.
However, one of the most important roles played by the user manual is to help in solving problems with Kenwood KAC-528. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Kenwood KAC-528 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
