7. Battery life determined by the number of repeated charge and discharge, it should try to avoid battery power than when charging, it will shorten the laptop battery life. Phone off for more than 7 days, should be first mobile phone battery is fully discharged, adequate electricity and then use.

8. Mobile phone battery self-discharge exist, not when the nickel-metal hydride batteries a day by about 1% of the remaining capacity of discharge, lithium batteries a day by 0.2% ~ 0.3% discharge. In charging the battery, try to use a dedicated outlet, do not share household electrical appliances such as charger and TV socket.

9. Although the mobile phone network coverage within the region, but the phone off when Dell laptop battery charging the phone is no longer acceptable and the call. At this point, you can use the phone’s not connected to the transfer of functions transferred to the phone side of the fixed phone in order to prevent loss of calls, this method is not for the mobile phone network coverage in weak signal area, or is temporarily unable to connect when you apply.

10. Do not expose the battery under high temperature or cold, like a dog day, and not turning the phone on the car, and withstood the scorching sun exposure; or get air-conditioned room, on the air conditioning blowing straight places. When charging, the battery a little heat is normal, but can not be Jinshou high temperature “suffering.” To avoid this from happening, it is best carried out at room temperature for Dell Studio 1537 battery charging, and do not cover anything on the phone.

11. Nickel-cadmium (N iCd) must ensure that the battery before the battery completely without electricity, and then charge must ensure that the battery fully charged.

12. If the phone battery to place too long without use, it is best to phone the maintenance department to apply to the batteries for a living dealing with, you can own with a constant voltage DC device, adjusting the voltage of 5 ~ 6V, current 500 ~ 600mA reverse Connect the battery. Note that the liberalization of touch, most can be repeated three times, after such treatment, re-use original charger to “adjustment” Dell XPS M1330 battery charge.

13. The longer the charge when he is not good, for not protecting the circuit full battery charge should be stopped immediately, otherwise the battery overheating due to heat or impact performance.

14. Lithium-ion battery charger must be selected precincts, or they might not reach saturation, impact on its performance. After charging, the charger should avoid placing more than 12 hours or more, long-term without the battery and Dell Vostro 1720 battery cell phone should be separated.