I have noticed that the battery of the Dell inspiron 6400 is having great performance. Whenever I am switching on the laptop the LED indicator is displaying red which means there is something wrong with the battery even it is fully charged. The BIOS of the system is showing that No battery installed on the laptop of mine. Let me know why I am getting the above mentioned error message and how to fix the same. I am waiting for the prompt replies of yours. Thanks a lot in advance.
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