- 158 -Do not use the unit for surveillancepurposes or other business uses.≥ This unit was designed for consumerintermittent use. It was not intended forcontinuous use, or for any industrial orcommercial application resulting inprolonged use.≥ In certain situations, continuous use couldcause the unit to overheat and cause amalfunction. Such use is stronglydiscouraged.When you are not going to use the unitfor an extended time≥ When storing the unit in a cupboard orcabinet, it is recommended that you placea desiccant (silica gel) in with it.When disposing of or giving away thisunit, note that:≥ Formatting and deletion simply change thefile management information and cannotbe used to completely erase the data inbuilt-in memory of this unit. The data canbe recovered using commercially availablesoftware or the like.≥ We recommend that you physically formatthe built-in memory before disposing of orgiving away this unit.To physically format the built-in memory,connect the unit via the AC adaptor, select[SETUP] # [FORMAT MEDIA] # [Built-inMemory] from the menu, and then pressand hold the recording start/stop button onthe screen below for about 3 seconds.When the built-in memory data deletionscreen appears, select [YES], and thenfollow the on-screen instructions.≥ Please look after the data in your built-inmemory carefully. Panasonic will not beheld responsible in the unlikely case thatprivate data is divulged.The battery used in this unit is arechargeable lithium-ion battery. It issusceptible to humidity and temperature andthe effect increases the more thetemperature rises or falls. In cold areas, thefull charge indication may not appear or thelow battery indication may appear about5 minutes after starting use. At hightemperatures, the protection function maybe triggered, making it impossible to use theunit.Be sure to detach the battery after use.≥ If the battery is left attached, a minuteamount of current continues to flow even ifthe unit is off. Keeping the unit in this statemay result in over discharge of the battery.This may result in you not being able touse the battery even after it is charged.≥ The battery should be stored in the vinylbag so metal does not come into contactwith the terminals.≥ The battery should be stored in a coolplace free from humidity, with as constanttemperature as possible. (Recommendedtemperature: 15 oC to 25 oC,Recommended humidity: 40%RH to60%RH)≥ Extremely high temperatures or lowtemperatures will shorten the life of thebattery.≥ If the battery is kept in high-temperature,high-humidity, or oily-smoky places, theterminals may rust and causemalfunctions.≥ To store the battery for a long period oftime, we recommend you charge it onceevery year and store it again after youhave completely used up the chargedcapacity.≥ Dust and other matter attached to thebattery terminals should be removed.HC-X900MAbout the battery