CH000197 How to change a device’s resource. CH000198 Preventing programs from automatically…

CH000197	How to change a device’s resource.
CH000198	Preventing programs from automatically loading.
CH000199	Printing DOS output to printer.
CH000200	How do I determine if my Full Duplex is enabled?

CH000200	How do I determine if my Full Duplex is enabled?
CH000201	No sound in new game, elsewhere it works fine.