User manual SONY TA-N721

[. . . ] Check that you received the following items: · Before you get started ⷠTurn off the power to all components before making any connections. ⷠDo not connect the AC power cord until all of the connections are completed. ⷠBe sure to make connections firmly to avoid hum and noise. ⷠWhen connecting an audio cord, be sure to match the color-coded pins to the appropriate jacks on the components: white (left) to white; and red (right) to red. [. . . ] ⷠBe sure to check that the amplifier is turned off before making any connections. ⷠStrip both ends of the speaker cords about 10 mm (3/8 in. Insert each end of the speaker cord fully into the speaker terminal. Be sure the stripped portion of the speaker cord does not protrude outside of the speaker terminal cover (USA/Canada only) nor from the speaker terminal (B). Be sure to match the ends of the speaker cord to the appropriate terminal on the components: + to + and ­ to ­. If the cords are reversed, the sound will be distorted and will lack bass. ⷠWhen the maximum input level of the speakers you are using is low, try to avoid excessive power output from this unit to the speakers by controlling the volume on the preamplifier. Continuously playing an audio source at a level that distorts the audio output may damage the speakers. ⷠThe speaker terminals on this unit are compatible with Y lug jack connection (European model only). z About bi-wired connections Bi-wired connections can be carried out when the speaker has two sets of input terminals that separate high and low frequency audio signals. Before connecting the AC power cord of this power amplifier to a wall outlet: · Make sure that the power switch on the power amplifier is in the off position. 2 SPEAKERS B jacks Use with SPEAKERS A terminals when bi-wired speaker connections are made (page 8). 3 AC IN terminal Use to connect the supplied power cord to the AC IN terminal to supply power to this unit from a wall outlet. Should any solid object or liquid fall into the cabinet, unplug the power amplifier and have it checked by qualified personnel before operating it any further. Before operating the power amplifier, check that the operating voltage is identical with your local power supply. If you are not going to use the power amplifier for a long time, be sure to disconnect the power amplifier from the wall outlet. To disconnect the AC power cord, grasp the plug itself; never pull the cord. ⷠAC power cord must be changed only at the qualified service shop. Place the power amplifier in a location with adequate ventilation to prevent heat buildup and prolong the life of the power amplifier. ⷠDo not place the power amplifier near heat sources, or in a place subject to direct sunlight, excessive dust or mechanical shock. ⷠDo not place anything on top of the cabinet that might block the ventilation holes and cause malfunctions. ⷠDo not place the power amplifier: ­ Any place that is not level or unstable. [. . . ] / Move your TV away from the audio components. Wipe them with a cloth slightly moistened with alcohol. On heat emission during use This unit will become very hot during use. The entire surface of the cabinet will become quite hot, especially when playing at high volumes. [. . . ]