User manual ROTEL RA-2040

[. . . ] If the unit is exposed to moisture, or a foreign object gets into the enclosure, immediately disconnect the power cord from the wall. Take the unit to a qualified service person for inspection and necessary repairs. Read all the instructions before connecting or operating the component. Keep this manual so you can refer to these safety instructions. [. . . ] Do not attempt to perform this conversion yourself. Opening the enclosure of the RA-2040 exposes you to dangerous voltages. Consult a qualified service person or the Rotel factory service department for information. If you are going to be away from home for an extended period of time such as a month-long vacation, it is a sensible precaution to unplug your amplifier (as well as other audio and video components) while you are away. WARNING: To avoid potential damage to your system, turn off ALL the components in the system when connecting or disconnecting the loudspeakers or any associated components. Do not turn the system components back on until you are sure all the connections are correct and secure. pay particular attention to the speaker wires. There must be no loose strands that could contact the other speaker wires, or the chassis of the amplifier. It provides information on how to incorporate the RA-2040 into your system as well as information that will help you get optimum sound performance. Please contact your authorized Rotel dealer for answers to any questions you might have. in addition , all of us at Rotel welcome your questions and comments. there may be ribs or a stripe on the insulation of one conductor. The wire may have clear insulation with different color conductors (copper and silver). These are for connecting components such as CD players, Hi Fi or NICAM Stereo video cassette recorders, tuners, Laser Disc players or the analog output from a CD ROM drive. The Left and Right channels are labeled and should be connected to the corresponding channels of the source component. The Left connectors are white, the Right connectors are red. use high quality RCA cables for connecting input source components to the RA-2040. Ask your authorized Rotel dealer for advice about cables. The speaker outputs are controlled by the switch on the front panel. Turn off all the components in the system before connecting the speakers. The RA-2040 has colorcoded binding post type speaker connectors on the back panel (except in European Community countries where their use is not permitted). These connectors accept bare wire, connector lugs, or dual banana type connectors. [. . . ] If you believe this has happened, contact your authorized Rotel dealer to get the fuse replaced. The RA-2040 has both thermal and over-current protection circuitry that protects the amplifier against damage in the event of extreme or faulty operating conditions. the protection circuits are independent of the audio signal and have no impact on sonic performance. Instead, the protection circuits monitor the temperature of the output devices and shut down the amplifier if temperatures exceed safe limits. [. . . ]