Amazon intentionally excluded you from ever jail breaking your PW-1 (other than via serial port) when they silently, without your permission, upgraded you to 5.6.1.1.
They are also doing that to the PW-2 owners.
{rant} ..... {/rant} 
The "custom fonts and screensavers" thread has had over 2 million views.
I hope that does not mean we will have to answer this question 2 million times.
No offense intended to those posting here and asking for help -
just the observation of a tired, old man.
After all, the situation may have changed since any of us answered this question the last time.