3.If you entered an MS-DOS command that you want to stop, there are special key combinations you can use to cancel the command. These methods may also work in your application programs:

4.An application program can occasionally lock the computer, making it unresponsive to keyboard commands. If your computer does not respond when you type on the keyboard, you can reset it. Follow the instructions in Chapter 3.

5.If resetting the computer does not help, remove any diskettes, turn off your system, wait 20 seconds, and turn it back on. Then restart your application program.

If none of these solutions solve your software problem, contact the software manufacturer for technical support.

Printer Problems

Below are some general steps to follow if you have difficulty with your printer. If the problem persists and you need more detailed information, check your printer manual.

You see a port error message if you are having trouble with the port to which your printer is connected.

1.If your printer does not work at all, check that the printer has power and is properly connected to the computer. (Also, make sure your printer has paper in it.) See Chapter 1 or your printer manual for instructions.

6 - 1 8 T r o u b l e s h o o t i n g