My laptop Dell Inspiron 6400 display becomes dim at times. It is restored after 7-8 attempts of restarting? Pl guide me how to

[Niranjan Das]

How to overcome dim display in Dell Laptop Inspiron 6400 as the display becomes suddenly dim which is restored after 7-8 attempts for restarting. Otherwise it is ok. My battery is not ok.
Pl guide. Thanks

 

[cklaubur]

In my experience, that sounds like an inverter problem. Does it do the same thing with an external display attached?

Casey