Partner Tech International PT-5700, Service Manual, Page: 28 / 88

20 BIOS Setup Utility
Serial Port 4 Use IRQ
This option is used to assign the interrupt request (IRQ) for the onboard serial port 4 (COM4). The default setting is
IRQ 5.
COM4 With Voltage
COM ports can be set to supply both data and power to the peripherals that connect to them. Check if the device you
connect needs power from the COM port or if it has its own power supply. The default setting for COM4 is None.
Onboard Serial Port 5
This option is used to assign the I/O address for the onboard serial port 5 (COM5). The default setting is 4F8.
Serial Port 5 Use IRQ
This option is used to assign the interrupt request (IRQ) for the onboard serial port 5 (COM5). The default setting is
IRQ 10.
Onboard Serial Port 6
This option is used to assign the I/O address for the onboard serial port 6 (COM6). The default setting is 4E8.
Serial Port 6 Use IRQ
This option is used to assign the interrupt request (IRQ) for the onboard serial port 6 (COM6). The default setting is
IRQ 11.