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If you attempt to pull the battery, make sure that you have all
other sources of power disconnected (AC power and notebook battery).
Keep the battery out for about five minutes before reassembling the
There is no generic BIOS password. If there is one on your computer then someone set it up. If you cannot find that person or remember what it is then you need to reset the BIOS. To reset the BIOS you need to remove all power from the system. Then you will need to open up the notebook to get access to the motherboard to find the BIOS battery which will look like a large watch battery. Remove that for about 1 minute. Then replace everything and start up again.
It is possible that your daughters laptop has a clogged air intake port or dust build-up on the heat sink which cools the processor. With the laptop unplugged and with the battery out, take a soft Bristol brush to the vent ports on the laptop then take your vacuum with the brush attachment and place over the vent while moving slightly. If this does not help then you will need to have your laptop professionally cleaned by a local dealer.
not sure whats so tricky is really rather simple the laptop must come apart there is a battery on the mother board it must be removed for aboput 10 minutes this will total clear the bios replace the battery and reassyemble laptop if that dont fix it you may need to flash the bios to repair it.
could be both. first go to the website for support and download the latest bios flash. flash your bios and see if you get your battery back. i have seen this issue appear before on HP units and the only solutions were update bios, if that didnt work. replace motherboard.
i think you cpu may have speed stepping technology this you can read up online but what is does is regulate the speed of the cpu for smooth running. this can be disable in most bios so there may be no need to flash the bios. however iive never seen it bring a cpu speed that low 235mhz. overall you may just need to increase RAM memory. if you can you could also clean out the heat sink.