IWILL P4DA, User Manual, Page: 29 / 96

2: Key Features & Components
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User’s Manual 2•15
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External I/O Ports
There are several external Input/Output ports on the rear
edge of the motherboard and connectors for more on the
board. Please refer to the Rear I/O Panel Ports illustra-
tion for the port locations. The ports are color-coded for
easy identification.
PS/2 Ports
Function: Connecting PS/2 devices to the system.
Description: The PS/2 ports are for a system keyboard
and mouse or other pointing device. Do not connect or
disconnect PS/2 devices when the system is turned on.
More Information: See the Advanced Boot Options sec-
tion of “Configuring the CMOS Setup Utility” in Chapter
5 for information on adjusting related settings.
USB Ports
Function: Connecting USB 1.1 devices to the system.
Description: These two ports are for USB 1.1 devices.
The ports are for “Type A” USB cable connectors. You
can connect or disconnect USB cables when the system
is turned on.
More Information: See the Integrated Peripherals sec-
tion of “Configuring the CMOS Setup Utility” in Chapter
5 for information on adjusting port settings.
PS/2 Mouse
PS/2 Ports:
Do not plug or unplug de-
vices when the system is
turned on.
PS/2 Keyboard
USB ports 1/2 (no LAN option)
USB Ports:
There are two USB ports
on the rear panel. The J65
connector on the board is
for a port bracket with two
more USB ports. Ports 3/4
have a separate root hub.