System Setup Program A-5
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Serial port A Configures the serial port. Set this option to Auto 
(default), Enabled, or Disabled. If set to 
Enabled, you can set the following additional 
options:
Base I/O 
Address
Available I/O addresses are COM1, COM2, 
COM3, and COM4.
Interrupt Available interrupts are IRQ3 and IRQ4.
Parallel port Configures the parallel port. Set this option to 
Auto (default), Enabled, or Disabled. Depending 
on the port setting, you can set the following 
additional options: 
Mode If port is set to Auto or Enabled, available modes 
are Output Only, Bi-Directional, ECP, and EPP.
NOTE: Refer to the device manufacturer's docu-
mentation for information on which mode to use 
before changing this setting.
Base I/O 
Address
If port is set to Enabled, available I/O addresses 
are 378h (default), 278h, 3BC, and 228h.
Interrupt If port is set to Enabled, available interrupts are 
IRQ7 and IRQ5.
NOTE: The Glossary in the 
Online Guide
 defines abbreviations and acronyms.