View controller pak status
 
 Insert a controller pak into a controller. Then, hold Start and power
 on the system. Continue to hold Start until a menu appears with the
 status of the controller pak. Note: This only works on games that use
 the controller pak. -From: spietsz@pop3.utoledo.edu and
 goldenviper@hotmail.com 
 
 Recalibrate controller
 
 At anytime when the system is powered on, and the Analog-stick becomes
 off-centered, hold L + R and press Start.