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:

Ll Hold down (ctll and press [cl

Ll Hold down m and press [Break].

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 1.

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. If your printer uses the parallel port, you may see error 901; if your printer uses the serial port, you may see error 1101.

6-20Troubleshooting