User manual PIONEER S-81-QL

[. . . ] Switch off and unplug your AV equipment and consult the instructions when connecting up components. Make sure you use the correct connecting cables. It could present a hazard if it falls, as well as damaging the equipment. Do not use the speaker to output distorted sound for long periods of times. [. . . ] Using the included screw, tightly secure the metal catch to the backside of the speaker. Do not place the speaker where it will be in direct sunlight, and avoid positioning it near heaters and air conditioners. Doing so may cause warping and discoloration of the speaker cabinet and damage to the speaker. Pass a commercially-available reinforced string through the metal catch to securely support the speaker to the wall. Be sure that the wall to which you fasten the speaker is strong enough to support the weight of the speaker. After fastening the speaker, make sure that it does not fall over. Do not attach the metal catch directly to the wall. It should only be used in conjunction with reinforced string to prevent the speaker from falling. Pass two reinforced strings through the metal catch, and fasten the speaker to the wall as shown above. This speaker system comes with grille which may be attached and removed by: 1 To attach the grille, align the grille with the speaker body and press gently. 2 To remove the grille, hold the grille with both hands near the middle and pull gently toward you to separate the grille from the speaker. If the cables' wires happen to be pushed out of the terminals, allowing the wires to come into contact with each other, it places an excessive additional load on the amp. This may cause the amp to stop functioning, and may even damage the amp. When using a set of speakers connected to an amplifier, you won't be able to obtain the normal stereo effect if the polarity (+, ­) of one of the speakers (left or right) is reversed. These speaker terminals carry HAZARDOUS LIVE voltage. To prevent the risk of electric shock when connecting or disconnecting the speaker cables, disconnect the power cord before touching any D3-4-2-2-3_A_En uninsulated parts. Magnets are used for holding the grille in place. Do not place the grilles near devices that may be susceptible to magnetic influence (CRT televisions, etc. Bi-wiring requires two cables for each speaker, one for high frequencies and one for low frequencies. Using separate cables for the high end and low end improves the sound. 1 2 Switch off the power to your amplifier. In this state, the low-frequency speakers and the higherfrequency speakers are completely independent. [. . . ] Once you have established a comfortable sound level: · set the dial and leave it there. Taking a minute to do this now will help to prevent hearing damage or loss in the future. After all, we want you listening for a lifetime. THE FOLLOWING NOISES CAN BE DANGEROUS UNDER CONSTANT EXPOSURE 90 Subway, motorcycle, truck traffic, lawn mower 100 Garbage truck, chain saw, pneumatic drill 120 Rock band concert in front of speakers, thunderclap 140 Gunshot blast, jet plane 180 Rocket launching pad Het front kan vallen als in horizontale richting tegen het front wordt gedrukt. [. . . ]