B&K 7250 - Manuals

7. Speaker Fuses - Protection against amplifier damage in the case of shorted speaker wires. Replace fuse with same value 6 AMP SLOW BLOW only! IMPORTANT! Level controls When using the level controls, first start with them turned all the way up (clockwise).Then adjust them according to your system r...

Here is a typical preamplifier to amplifier setup: Outputs Five way binding posts are provided. One pair for each channel. They are designed toaccept a banana-type plug or spade lug connector (shown below) and are color coded foreasy identification. The positive (+) post should always be connected t...

System Installation There will most likely be a number of cables involved in the installation of your homeentertainment system. Preplanning is essential in order to maximize system efficiency.We recommend the following as a means of helping you reach that goal: § Make a diagram of your proposed syst...

§ Connect the wires from your speakers to the appropriate outputs on the amplifier. It is absolutely essential that you observe correct polarity in these connections. Example: If you connect your left front output of your preamplifier to channel 4 input on the amplifier, remember to connect your lef...

Troubleshooting 1. Replace blown rail fuse inside amplifier 1. Blown rail fuse Channel sounds distortedand low in output 1. Check all connectors and repair as necessary. 1. Poor ground connection in inter- connect cables. Loud hum or buzz on oneor more channels 1. Check connections making sure that ...