Pentax optio 50--losing power?

I have a Pentax Optio 50 which has worked well for several years.
Recently, though, it has started losing its power very quickly--both coventional and rechargable batteries.
Can anyone suggest why this might be and how -if at all--it could be fixed?
SN 1089105
rob golding, July 2008


done
I have too. :(

reykeen_at gmail.com, July 2008
link Click here to see other fixes for Pentax.