Remember how to avoid the battery should solve the non-discharge

1 reason:
 a. The laptop battery storage, use, life decay;
 b. charging or not charging enough;
 c. Ambient temperature is too low;
 d. discharge efficiency is low, such as high current discharge a battery can not keep up due to internal diffusion rate of the reaction rate of material, resulting in a sharp drop in voltage electricity can not be released;
 e. Over-discharge is protected.
 2 measures:
 a. laptop Inspiron 1545 battery during storage, to be charged and discharged once per month;
 b. If not used long before the need to charge the battery;
 c. In the normal use of the environment;
 d. proper use of laptop Compaq presario cq50 batteries in the adaptation of the machine.