Gigabyte GA-870A-UD3 - Page 48

BIOS Setup - 48 -
Onboard Audio Function
Enables or disables the onboard audio function. (Default: Enabled)
If you wish to install a 3rd party add-in audio card instead of using the onboard audio, set this item to
Disabled.
Onboard 1394 Function
Enables or disables the onboard IEEE 1394 function. (Default: Enabled)
Onboard USB 3.0 Controller (Renesas D720200 USB Controller)
Enables or disables the Renesas D720200 USB controller. (Default: Enabled)
USB Controllers
Enables or disables the integrated USB controllers. (Default: Enabled)
Disabled will turn off all of the USB functionalities below.
USB Legacy Function
Allows USB keyboard to be used in MS-DOS. (Default: Enabled)
USB Storage Function
 Determineswhether to detect USB storagedevices,including USB ash drives andUSB hard drives
during the POST. (Default: Enabled)
Onboard Serial Port 1
 EnablesordisablestherstserialportandspeciesitsbaseI/Oaddressandcorrespondinginterrupt.
Options are: Auto, 2F8/IRQ3, 3F8/IRQ4(default), 3E8/IRQ4, 2E8/IRQ3, Disabled.
Onboard Parallel Port
 Enablesordisablestheonboardparallelport(LPT)andspeciesitsbaseI/Oaddressandcorrespond-
ing interrupt. Options are: 378/IRQ7 (default), 278/IRQ5, 3BC/IRQ7, Disabled.
Parallel Port Mode
Selects an operating mode for the onboard parallel (LPT) port. Options are: SPP (Standard Parallel Port)
(default), EPP (Enhanced Parallel Port), ECP (Extended Capabilities Port), ECP+EPP.
ECP Mode Use DMA
 SelectsDMAchannelfortheLPTportinECPmode.ThisitemiscongurableonlywhenParallel Port
Mode is set to ECP or ECP+EPP mode. Options are: 3 (default), 1.
When a Cable Problem Occurs...
 Ifacableproblemoccursonaspeciedpairofwires,theStatuseldwillshowShort and then length
shown will be the approximate distance to the fault or short.
Example:
Part1-2 Status = Short / Length = 2m
Explanation: A fault or short might occur at about 2m on Part 1-2.
Note: Part 4-5 and Part 7-8 are not used in a 10/100 Mbps environment, so their Statuseldswillshow
Open, and the length shown is the approximate length of the attached LAN cable.