3900/3950HD/3950C  (250-3580/86/87)  Trackball Driver  Faxback Doc. # 2693
                                
The support diskette contains the internal trackball device driver.  The
following explains how to install and configure the trackball device
driver.

NOTE: The 3950/3950HD/3950C has only the MOUSE.COM file located in the
      MOUSE directory. There are no Demo programs on the Diskette.
      The Owner's Manual is incorrect.

1. Put the support diskette to Drive A and change directory to MOUSE.
   Then, execute the install.com file.
   FILE NAME: INSTALL.com

2. Load the trackball driver before running the demo program and any
   application software.

   FILE NAME: MOUSE.com

3. Run the demo program under CGA 320x200 color mode only.

   FILE NAME: demo.EXE

4. The default baud rate:  1200BPS

5. Test utility is supported to check the trackball hardware functions:

   FILE NAME: TEST.exe

6. To install a Serial Mouse do the following:

   A.  Connect Serial Mouse

   B.  Enter setup [CTRL] [ALT] [S]

   C.  Press [Fn] [PgDn] twice

   D.  Highlight COM1/COM2

   E.  Set to: COM1/DISABLE or COM1/MODEM if modem is installed.

   F.  Press [ESC] [F4]

(smc-02/18/94)