User manual EDIFIER MP230

[. . . ] Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus. For added protection during lightning storms, unplug the speakers from the electrical outlet and turn off the computer. Unplug this apparatus when unused for long periods of time. [. . . ] Ventilation ---- Do not block the openings in the speaker cabinets, never push objects into speaker vents or slots because of fire or electric shock hazards, and provide sufficient space around the speakers for proper ventilation. location ---- Place the speakers in a stable location so that it will not fall causing damage to the speakers or bodily harm. Cleaning --- Unplug the speakers from the computer and from the electrical outlet before cleaning them with a damp cloth. Lightning ----For added protection during lightning storms, unplug the speakers from the electrical outlet and turn off the computer. Servicing is required when the apparatus has been damaged in any way, such as the power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped. Please contact the seller as soon as possible if you find the speaker is the incorrect model or has sustained shipping damage. Down (Volume down key) Press this key to decrease Volume. Power (Turn on / Stand by) Press this key down to switch speaker ON. Note: Whilst using USB as power supply distortion may occur when playing at Max volume. This tends to occur due to the fact the USB output cannot supply sufficient power for the speaker system. Please adjust your volume to the correct level accordingly. Speakers exhibit excessive noise Edifier speakers are of a very low noise circuit design. Some source equipment may have a poor signal to noise ratio. Therefore, please unplug the input audio cable, and check if the noise is from the CD/DVD player or the Computer Soundcard etc. magnetically Shielded Speakers Edifier system subwoofers and satellite speakers are all of a magnetically shielded design. You can place the speakers near a TV or monitor. 2-1 m distance between the speakers and monitor to avoid possible magnetic field interference. Listening Tips: All high quality speaker systems benefit from a running-in period on normal music sources to stabilize their intended properties. [. . . ] Listening Tips: All high quality speaker systems benefit from a running-in period on normal music sources to stabilize their intended properties. To optimize the sound quality from your system: Sit in a comfortable position at the computer desktop. Take time to test the listening environment by using music CDs with wide frequency content and spacious left-to-right imaging. [. . . ]