Acrosser AR-B1631ET User Manual

Page 20

AR-B1631ET User’s Guide

Onboard Serial Port 1 [3F8/IRQ4]

Choose the serial port 1 I/O address. Do not set port 1, 2, 3 and 4 to the same address except
for Disabled or Auto.

Onboard Serial Port 2 [2F8/IRQ3]

Choose the serial port 2 I/O address. Do not set port 1, 2, 3 and 4 to the same address except
for Disabled or Auto.

Onboard Serial Port 3 [3E8/IRQ11]

Choose the serial port 3 I/O address. Do not set port 1, 2, 3 and 4 to the same address except
for Disabled or Auto.

Onboard Serial Port 4 [2E8/IRQ10]

Choose the serial port 4 I/O address. Do not set port 1, 2, 3 and 4 to the same address except
for Disabled or Auto.

Onboard Parallel Port [378H/IRQ7]

This field allows you to set the address of the onboard parallel port connector. If you disable this
field, the Parallel Port Mode and ECP DMA Select configurations are not available.
Configuration options: [Disabled] [378H/IRQ7] [278H/IRQ5]

Parallel Port Mode [SPP]

This field allows you to set the operation mode of the parallel port. [Normal] allows normal-speed
operation but in one direction only; [EPP] allows bidirectional parallel port operation; [ECP]
allows the parallel port to operate in bidirectional DMA mode; [ECP+EPP] allows normal speed
operation in a two-way mode. Configuration options: [Normal] [EPP] [ECP] [ECP+EPP]

Parallel port EPP Type [EPP1.7]

The mode depends on your external device that connects to this port.

ECP Mode use DMA [3]

This field allows you to configure the parallel port DMA channel for the selected ECP mode. This
selection is available only if you select [ECP] or [ECP+EPP] in Parallel Port Mode above.
Configuration options: [1] [3]

Onboard Audio [Enabled]

Should be enabled for active AC97

USB1 Controller [Enabled]

This should be enabled if your system has a USB Controller installed on the system board and
you want to use it. Even when so equipped, if you add a higher performance controller, you will
need to disable this feature.

USB2 Controller [Enabled]

20/30