User manual EDIFIER MP221

[. . . ] Please adjust the volume control to a comfortable level to avoid damaging your hearing and the system. WARNING: TO REDUCE THE RISK OF ELECTRIC SHOCK: Do not expose this apparatus to rain or moisture. Do not use the speakers near water, and do not immerse them in any liquid or pour any liquid on them. [. . . ] Front and rear view of the speaker (figure a, b) : Follow the arrow mark to slide off the cover of battery holder and install four AAA batteries into the compartment. Make sure the polarity of batteries is correct, and then slide the cover back in place. Note: Music may distort at maximum volume when the system is powered by the USB cable. Edifier One Year Limited Warranty Edifier warrants to the end user that all of its computer speaker systems are free from defects in materials and workmanship in the course of normal and reasonable use for a term of one year from the date of purchase. This warranty is the exclusive and only warranty in effect relative to Edifier multimedia speaker systems and any other warranties, either expressed or implied, are invalid. Neither Edifier nor any authorized Edifier reseller is responsible for any incidental or consequential damages incurred in the use of the speakers. (This limitation of incidental or consequential damage is not applicable where prohibited. ) Edifier's obligation under this warranty does not apply to any defect, malfunction or failure as a result of misuse, abuse, improper installation, use with faulty or improper equipment, or the use of the speaker systems with any equipment for which they were not intended. The terms of this warranty apply only to speaker systems when such speakers are returned to the respective authorized Edifier reseller where they were purchased. Under the terms of this warranty, the original consumer purchaser has certain legal rights and may have other rights, which vary worldwide. Notice Edifier and the Edifier logo are owned by Edifier Enterprises Canada Inc. Edifier assumes no responsibility for any errors that may appear in this manual. System does not function at all: Check if the AC power adapter is plugged into a power outlet, which has been switched on. Try an alternate sound source such as a CD player or an MP3 player, in case the original sound source is at fault. [. . . ] Unplug the input audio cable, and check if the noise is from the CD/DVD player or the computer soundcard, etc. magnetically Shielded Speakers: Subwoofers and satellites speakers of Edifier's product are magnetically shielded. 2-1 meter distance between the speakers and monitor to avoid possible magnetic field interference. [. . . ]