User manual TEAC AI501DA

[. . . ] This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. [. . . ] Maintenance If the surface of the unit becomes dirty, wipe it with a soft dry cloth. If the unit becomes very dirty, dampen a soft cloth slightly with a diluted neutral cleanser and thoroughly wring out any excess fluid before using the cloth to wipe the unit. Q  or your safety, disconnect the power cord from F the socket before cleaning. Oo Do oo not use thinner or alcohol as they could damage the surface of the unit. Avoid allowing rubber or plastic materials to touch this oo product for long periods of time, because they could damage the cabinet. 6 Connecting speakers Connecting speaker cables 1 Remove about 1 cm (0. 4") of the sheath at the end of the speaker cable and twist the cable core well. EN V  Precautions when connecting speakers Connect the power plugs after all connections have oo been made. Carefully read the operation manuals of the devices oo that you are connecting and follow their instructions. 3 Insert the wire into the hole in the terminal screw and turn the terminal cap right (clockwise) to connect it securely. V Caution This unit works with speakers that have nominal oo impedances between 4 Ω and 8 Ω. Use of speakers with impedances of less than 4 Ω, in particular, could cause the protection circuit to activate and sound output to stop. This unit's red terminal is positive (+) and its black teroo minal is negative (_). If oo the exposed end of a core wire in a speaker cable contacts another cable or terminal, a short could occur. To oo avoid noise, do not bundle the speaker cables with the power cord or other cables. After completing all other connections, insert the power plug into a power outlet. Unplug the cord from the outlet when not using the unit for a long time. C USB input port (USB) Use this to input digital audio from a computer. Connect it to the computer's USB port, using a commercially available USB (TYPE B) cable. CAUTION Install the dedicated driver on the computer before connecting. If you connect this unit to a computer that does not have the driver installed, the operation of the computer could be impaired, including, for example, causing it to operate more slowly (see p. Carefully read the manuals of the devices that oo you are connecting and follow their instructions when making connections. [. . . ] If it still does not operate correctly, contact the retailer where you purchased the unit or TEAC customer support (see the back cover for contact information). E  Check that the power cord is completely plugged into the power outlet. If the outlet is switched, confirm that the switch is in the ON position. E  Connect a different electrical device to the outlet to confirm that it is supplying power. [. . . ]