The
AZZA
KT33-BV Mainboard
Page 22
2.8.6. Audio/Game Port Connector
Connector: CN 18
Type: 15 pin female
The Game/MIDI port connector is a
dual purpose connector. It can either
be used to connect a joystick to the
computer for game participation, or it
can be used to attach an external MIDI
device. All these motherboards have
3D audio interfaces onboard.
SPK-OUT LINE-IN MIC-IN
Connector: CN 5
Type: 25 pin female.
This parallel port is used by printers
which support the SPP, EPP and ECP
modes IRQ7 or IRQ5 can be selected.
The ECP mode will use either DMA 3
or DMA 1 (which can be selected by
the BIOS setup program).
2.8.4. Parallel Port Connector (LPT)
2.8.5. Universal Serial Bus (USB) Port 1 & 2
Connector: CN 6 (USB 1)/ CN 7 (USB 2)
Type: 4 pin female
Two USB ports are available for connecting
USB devices. The mainboard is also
equipped with an expansion connector that
supports two additional USB external
connectors. (The USB cable is not included
with the mainboard).
USB 2
USB 1
Connector: CN3 (COM 1)/CN4 (COM 2)
Type: 9 pin male
Two serial ports are available for a mouse
and other serial devices. (I/O addresses
used are 3F8H/2F8H/3E8H/2E8H and IRQ3/
IRQ4, selected by CMOS setup.)
2.8.3. Serial Port 1 (COM 1) and Serial Port 2 (COM 2)
COM 1
COM 2
Hardware Installation