420 Series 3-61
(c) Parallel Port
This option sets the address for the parallel port. The options are:
LPT1 (378h) Sets the address to 378h. (Default)
LPT2 (278h) Sets the address to 278h.
LPT3 (3BCh) Sets the address to 3BCh.
Not used Disables the port.
When you select one of the above options, except for Not used, a
subwindow similar to the one below appears to let you set the parallel port
mode. The options for this setting are ECP (Default) and Std. Bi-Direc-
tional.
Option
Mode = ECP
For most printers, the port should be set to ECP. With some other parallel
devices, the setting should be Std. Bi-Directional.
(d) Sound system
This item allows you to enable or disable the sound card ports.
Address/IRQ/DMA Enables the port (Default)
Disabled Disables the port
When Address/IRQ/DMA is selected, a subwindow similar to the one below
appears to let you set the I/O address, Interrupt level, and DMA channel
for the sound card.
SOUND SYSTEM
I/O Address = 0220H
Interrupt Level = IRQ10
DMA = Channel
I/O address
Use this option to set the I/O address from among the following settings:
0220h (Default), 0230h, 0240, 0250h
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