                            3Com Corporation
            EtherDisk Diskette for the EtherLink III Adapters
                            System Resources



 Listed below are commonly used peripherals and their option settings.  
 If any of these peripherals are installed in your computer, check which 
 resources they are using and make sure that the software options on the 
 EtherLink III adapters are not set to use the same resources.  Other 
 peripherals not mentioned in these lists could also cause conflicts.



 I/O Base Address       Device
 ----------------       ------

    200-20F             Game I/O adapter
    230-23F             Bus Mouse
    270-27F             LPT3: third parallel port
    2F0-2FF             COM2: second serial port
    320-32F             Fixed disk controller
    370-37F             LPT2: second parallel port
    380-38F             Monochrome display adapter
    3B0-3BF             LPT1: first parallel port
    3C0-3CF             EGA/VGA display adapter
    3D0-3DF             CGA display adapter (also EGA/VGA in color video 
                        modes)
    3F0-3FF             Floppy disk controller, COM1: first serial port

 Interrupt Level        Device
 ---------------        ------
       9                EGA/VGA display adapter
       3                COM2, Bus Mouse
       4                COM1
       5                LPT2
       6                Floppy Disk controller
       7                LPT1
       8                Real-Time Clock
      12                Mouse (PS/2)
      13                Math Coprocessor
      14                Hard Disk controller

       (%VER  System Resources v2.0d)
