Connecting Output Devices to a Windows System 
Which Type of Connection?
You can connect an output device (PC printer or fax machine) locally or remotely to the R/3 System. Answer the questions below to decide which procedure to use.
In this case, you can create a local connection to the printer. In each case, the Windows NT Print Manager will take care of R/3 print requests.
A local connection to the printer is usually the best as it is the fastest and most reliable type of connection.
See:
In this case, you can make a remote or "PC" connection to the printer.
For help with planning your print and fax output system, see Planning and Implementing Your R/3 Printing Architecture.
First Page of SAP Printing Guide