84 VQT3N87≥ If the lens gets dirty with fingerprints etc., wipe the lens surface with asoft dry cloth.(If you leave fingerprints on or otherwise dirty the lens, the pictures youtake may look whiter than normal.)≥ A sound might be muffled or warped when there is water on themicrophone or the speaker. Wipe the residues after letting the waterdrip out from the microphone and speaker by tipping this unitdownward, and use it after letting it dry for a while.≥ Do not poke the holes of microphone and speaker with sharp points.(It may damage the waterproof sheet inside, which may damage thewaterproof performance.)The battery used in this unit is a rechargeable lithium-ion battery. Itis susceptible to humidity and temperature and the effect increasesthe more the temperature rises or falls.If the operating time is very short even after the battery has beenrecharged, the battery has worn out. Contact consumer support.(l 101, 102)≥ The memory capacity indicated on the label of an SD card is the total ofthe capacity for copyright protection and management and the capacitywhich can be used on the unit, a PC etc.Do not leave the SD card where the temperature is high, whereelectromagnetic waves or static electricity are easily generated orexposed to direct sunlight.Do not bend or drop the SD card.≥ The SD card may be damaged or the recorded content may bedamaged or deleted.≥ Put the SD card in the card case or the storage bag after use and whenstoring or carrying the SD card.≥ Do not allow dirt, dust or water to get into the terminals on the back ofthe SD card and do not touch the terminals with your fingers.About the batteryAbout the SD cardHM-TA20