After getting the console cable out of the PIX you could well be a little annoyed when you can't SSH in even with the right access-lists. One thing you'll notice is you get dropped out of SSH with:
ssh_exchange_identifcation: Connection closed by remote host

Double check you have the right IP's allowing you to connect:

pix(config)# sh run | grep ssh
ssh 195.195.195.195 255.255.255.255 outside
ssh 192.168.123.0 255.255.255.0 inside

But then most importantly do the following to generate and save your key

ca generate rsa key 1024
ca save all