18Operating precautionsThe portable recorder and SD Memory Cardbecome warm during usage. This is not a defect.Do not allow any water to get into the unit whenusing it in the rain or snow or at the beach.• Failure to heed this caution will cause the unitor a card to malfunction (and may result inirreparable damage).The portable recorder should be used as faras possible from sources of magnetism andelectromagnetism (cell phones, microwaveovens, TVs, game machines, etc.).• If the portable recorder is operated on top of orclose to a TV, the electromagnetism can causedistortion of audio and video.• Strong magnetism from speakers, large motors, etc. cancause recordings to be lost and video to be distorted.• Electromagnetic waves emitted from digitalcircuits, including microcomputers, can impacteach other, causing distortion of audio and video.• If the portable recorder is so adversely affectedthat it does not operate normally, remove thebattery or AC adaptor, reconnect them and turnthe power on again.As much as possible, avoid using the portablerecorder close to radio towers and high-voltage lines.• If used close to these places, radio waves and highvoltage can adversely affect recorded audio and video.Use the cords and cables that are provided with theportable recorder or separately sold accessories.Do not extend the cords and cables to use.If using the portable recorder at the beach orany place that is sandy or dusty, take care thatsand and dust do not get inside the portablerecorder or on its terminals. Do not allow theportable recorder to get wet with salt water, etc.• Sand and dust can damage the unit or a card.(Be especially careful when inserting or removinga card.)• If the portable recorder has come in contact withsalt water, wipe with a cloth that has been wellwrung out, then wipe with a dry cloth.If insect sprays or other volatile substances arebeing used in the area, take care that they donot come in contact with the portable recorder.• These can warp the unit or cause the finish to come off.• Do not leave the unit in contact with rubber orPVC products for extended periods of time.When carrying the portable recorder, take carenot to drop it or let it hit other objects.• Strong impact can cause the outer case to breakor damage the portable recorder.AC adapter and battery• If the charging lamp blinks continuously, checkto make sure that there is no dust, dirt or foreignmatter on the terminals of the battery or ACadaptor, then reconnect correctly. If there is dust,dirt or foreign matter, unplug the power plug fromthe outlet and remove the dust, dirt or foreignmatter. If the charging lamp continues to blink, itis possible that the temperature is too high or toolow, or that the battery or AC adaptor has failed.Inquire at the shop where you purchased theportable recorder.• The battery takes longer to charge when it iswarm.• The AC adapter can interfere with radio receptionso keep radios at least 1 meter away from it.• The AC adapter may make some noise when youare using it, but this is normal.Place the portable recorder close to a poweroutlet, and make sure that a cutoff (the powerplug) is easily accessible.After use, remove the battery and disconnectthe AC power supply cable.Battery characteristicsThe rechargeable lithium ion battery used withthis unit is readily affected by temperature andhumidity. In cold places, the full battery indicationmay not appear and a low battery warning mayappear approx. 5 minutes after starting use. Inhigh temperatures, a protective function may betriggered, preventing use.Remove the battery after use.Completely remove the battery. (The batterycontinues to be used even if you have turned theunit off.) The battery can over discharge if youleave it in the unit and it may become impossible torecharge it.Disposing of spent batteries• The battery will become unchargeable. Ratherthan throwing the battery into the garbage, take itto a store that can assist in recycling it.