IBM Netfinity 3000, Руководство пользователя, Страница: 247 / 370

Troubleshooting
Parallel port problems Action
The parallel port cannot
be accessed, or the
number of parallel ports
displayed is less than the
number of parallel ports
installed. Verify that:
1. Each port is assigned a unique address. To verify
the address, run the Configuration/Setup Utility
program, and select Devices and I/O Ports. See
“Devices and I/O Ports” on page 41 for additional
information.
2. The parallel-port adapter, if you installed one, is
properly installed and firmly seated. For
information on installing adapters, see “Installing
or removing ISA and PCI adapters” on page 82.
If the items above are correct, have the system serviced.
Serial port problems
Action
The serial port cannot be
accessed, or the number
of serial ports displayed
is less than the number
of serial ports installed. Verify that:
1. Each port is assigned a unique address. To verify
the address, run the Configuration/Setup Utility
program, and select Devices and I/O Ports. See
“Devices and I/O Ports” on page 41 for additional
information.
2. The serial-port adapter, if you installed one, is
properly installed and firmly seated. For
information on installing adapters, see “Installing
or removing ISA and PCI adapters” on page 82.
If the items above are correct, have the system serviced.
A serial device does not
work. Verify that the serial port is enabled and is assigned a
unique address.
If the items above are correct, have the system serviced.
Chapter 5. Solving problems
213