Disassembly of the VR-500?

"jzagar53" <[email protected]> Wed, 17 Sep 2008 14:45:02 -0000
Newsgroups gmane.recreation.radio.hardware.yaesu.vr-500
Message-ID <[email protected]>
How tough is it to disassemble the VR-500 to get down to the speaker 
level?  I need to fix the speaker contacts that apparently become 
intermittent due to oxidation causing audio to cut in and out.  Is 
desoldering required to get the sub-boards out?