Acrosser AR-B1790 - Manual (Page 32)

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IR Duplex Mode
This setting controls the operating mode of IR transmission/reception. Setting options: Full, Half. Under Full
Duplex mode, synchronous, bi-directional transmission/reception is allowed. Under Half Duplex mode, only
asynchronous, i-directional transmission/reception is allowed.
IR Pin Select
Please consult your IR peripheral documentation to select the correct setting of the TxD and RxD signals. Setting
options: RxD2,TxD2, IR-Rx2Tx2.
OnBoard Parallel Port
This option enables the parallel port on the AR-B1790.
Parallel Port Mode
This option specifies the parallel port mode. ECP and EPP are both bi-directional data transfer schemes that
adhere to the IEEE 284 specifications.
Parallel Port DMA Channel
This option is only available if the setting for the parallel Port Mode option is ECP.
Onboard Midi Port
This item is used to specify the base I/O port address for the onboard Midi port. Settings: Disabled, 330, 300, 290.
Midi IRQ Select
This item is used to select the IRQ line for onboard Midi port.
5.8 AUTO-DETECT HARD DISKS
This option detects the parameters of an IDE hard disk drive, and automatically enters them into the Standard
CMOS Setup screen.
5.9 PASSWORD SETTING
This BIOS Setup has an optional password feature. The system can be configured so that all users must enter a
password every time the system boots or when BIOS Setup is executed. User can set either a Supervisor
password or a User password.
Select the appropriate password icon (Supervisor or User) from the Security section of the BIOS Setup main menu.
Enter the password and press [Enter]. The screen does not display the characters entered. After the new
password is entered, retype the new password as prompted and press [Enter].
If the password confirmation is incorrect, an error message appears. If the new password is entered without error,
press [Esc] to return to the BIOS Main Menu. The password is stored in CMOS RAM after BIOS completes.
The next time the system boots, you are prompted for the password function is present and is enabled.
Enter new supervisor password:
5.10 LOAD DEFAULT SETTING
This section permits users to select a group of settings for all BIOS Setup options. You not only can use these
items to quickly set system configuration parameters, but also can choose a group of settings that have a better
chance of working when the system is having configuration related problems.