User`s manual

AIMB-744 User’s Manual 22
The parallel port is normally used to connect the motherboard to a printer.
The AIMB-744 includes an onboard parallel port, accessed through a 26-
pin flat-cable connector, CN4.
2.5 USB Ports (CN6; shared with CN32)
The AIMB-744 provides up to four ports of USB (Universal Serial Bus)
interface, which gives complete Plug & Play and hot swapping for up to
127 external devices. The USB interface complies with USB Specifica-
tion Rev. 2.0 support transmission rate up to 480 Mbps and is fuse pro-
tected. The USB interface can be disabled in the system BIOS setup.
Limitation: On 00A1 version, when CN6 is used, both transmission rates
of CN6 and CN32 will drop to 24 Mbps.
2.6 Serial Ports (COM1~4)
The AIMB-744 offers two serial ports and two onboard connectors, CN9
as COM1, CN38 as COM2, CN10 as COM3 and CN23 as COM4. These
CN6/CN63
CN9
CN10