It is certainly that we can deal with the charging or contact issues smoothly after we have found a correct replacement Acer notebooks. However, it seems to cost too much and very complicated to get a new laptop computer. Comparatively, it is more economical and practical for us to replace the damaged battery or AC adapter only.
How can we check if we need to replace the battery only or other parts as well?
This compatible Acer laptop battery BT-00607-003 is specialized designed for Acer Extensa 4420, TravelMate 4320, Aspire 3623WXCi, Ferrari 1100 and other compatible models lists as follows. Obviously, it is determined by the compatibility to check if certain laptop battery is suitable to a certain notebook computer.
On this basis, we need to check the output power of the old battery and charger by comparing to the official OEM specs. Please remove one and another step by step to check if either is damaged or aged. If not, it is possible to the wrong indicating information or other problems exist in the laptop motherboard or system. In most cases, as long as your Acer notebook can perform normally, we are able to recover it to the former conditions by this replacement battery BT-00607-003, activation by charging and discharging or other solutions.