HP 49g+ User Manual page 815

I/O functions..
Selecting option 2. I/O functions.. in the APPS menu will produce the
following menu list of input/output functions
These applications are described next:
Send to HP 49..
Get from HP 49
Print display
Print..
Transfer..
Start Server..
Constants lib..
Selecting option 3. Constants lib.. in the APPS menu opens the Constant
Library application that provides values of standard physical constants:
The Constants Library is discussed in detail in Chapter 3.
Send data to another calculator
Receive data from another calculator
Send screen to printer
Print selected object from calculator
Transfer data to other device
Calculator set as a server for communication with
computers
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