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ASUS P3B-F User’s Manual 31
3. HARDWARE SETUP
DMA Channels
3. H/W SETUP
Connectors
3. H/W SETUP
3) Parallel Port Connector (25-pin PARALLEL)
You can enable the parallel port and choose the IRQ through Onboard Parallel
Port in 4.2.2 I/O Device Configuration. NOTE: Serial printers must be con-
nected to the serial port.
Parallel (Printer) Port (25-pin Female)
4) Serial Port Connectors (9-pin COM1/COM2)
The two serial ports can be used for pointing devices or other serial devices. See
Onboard Serial Port in 4.2.2 I/O Device Configuration.
COM 1 COM 2
Serial Ports (9-pin Male)
5) Floppy Disk Drive Connector (34-1pin FLOPPY)
This connector supports the provided floppy disk drive ribbon cable. After con-
necting the single end to the board, connect the two plugs on the other end to the
floppy drives. (Pin 5 is removed to prevent inserting in the wrong orienta-
tion when using ribbon cables with pin 5 plugged).
R
P3B-F
P3B-F Floppy Disk Drive Connector
NOTE: Orient the red stripe to Pin 1
Floppy Drive Connector
Pin 1