ok i want to hack my laptops batey becase the bat's cells are dead or fjust dont charge anymore. it's a sony vaio pcg 505 the bat is composed of 3 lion-ion bats the total voltage is 11.1v
inside thebat pack theirs thi boad to wich the 3 bats ar connected and in the connector that goes to the laptop i can rad on the borad :


can i just hook up some other 11.1 bat pack to the + and - terminals of the at pack ? and if yes wil they get charged with just these 2 wires connected ?