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Parallel Port
Problems
Action
Parallel port cannot be
accessed.
Verify that:
1. Each port is assigned a unique address.
2. The parallel-port adapter, if you added one, is properly
installed and firmly seated. Refer to Installing Options in Your
Personal Computer for instructions on adding adapters.
If the problem cannot be isolated and corrected, have the computer
serviced.
Serial Port Problems Action
Serial port cannot be
accessed.
Verify that:
1. Each port is assigned a unique address.
2. The serial-port adapter, if you added one, is properly installed
and firmly seated. Refer to Installing Options in Your Personal
Computer for instructions on adding adapters.
If the problem cannot be isolated and corrected, have the computer
serviced.
Printer Problems Action
The printer does not
work.
Verify that:
1. The printer is turned on and is online.
2. The printer signal cable is securely connected to the correct
parallel, serial, or USB port on the computer. (Refer to
“External Connectors” on page 10 for the location of the
parallel, serial, and USB ports.)
Note: Non-IBM printer signal cables might cause
unpredictable problems.
3. You have assigned the printer port correctly in your operating
system or application program.
4. You have assigned the printer port correctly in the
Configuration/Setup Utility program. (For instructions on
using the Configuration/Setup Utility program, refer to
“Configuring Your Computer” on page 22.)
5. If the problem persists, run the tests described in the
documentation that comes with your printer.
If the problem cannot be isolated and corrected, have the computer
and printer serviced.
94 Using Your Personal Computer