Hardware Setup
9
Multi I/O Port Addresses
Default settings for multi-I/O port addresses are shown in the table
below.
Port
I/O Address
IRQ
Status
LPT1*
378H
7
ECP + EPP
COM1
3F8H
4
COM2
2F8H
3
* If default I/O port addresses conflict with other I/O cards (e.g. sound
cards or I/O cards), you must adjust one of the I/O addresses to avoid
address conflict. (You can adjust these I/O addresses from the BIOS.)
Note: Some sound cards have a default IRQ setting for IRQ7, which may
conflict with printing functions. If this occurs do not use sound
card functions at the same time you print.
Connectors
Attach the mainboard to case devices, or an external battery, via
connectors on the mainboard. Refer to Figure 1-1 for connector locations
and connector pin positions.
AT PW — Power Supply Connectors
The mainboard requires a power supply with at least 200 watts and a
Òpower goodÓ signal. AT PW has two 6-pin male header connectors.
Plug the dual connectors from the power directly onto the board
connector while making sure the black leads are in the center.
ATX PW — ATX Power Supply Connectors
The motherboard provides an ATX power supply connector. It is a
twenty-pin male header connector. Plug the connector from the power
