Lenovo NetVista IBM PC300 (Type 2169) - Hardware Maintenance Manual (September - Page 54

Request Line IRQ., IDE HDD Block Mode

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Enable this item if you are using a keyboard connected through the USB Port. Ensure the USB controller is enabled. Init Display First Default: PCI Slot Use this item to define if your graphics adapter is installed in one of the PCI slots or select Onboard if you have a graphics system integrated on the System Board. Onboard PCI Audio Default: Enabled Your PC has an integrated PCI audio system, use this item to enable or disable it. Hardware Reset Default: Enabled If you enable this item, you can reset the system by pressing a hardware reset button if you have connected this function to the mainboard. IDE HDD Block Mode Default: Enabled Block mode transfers can improve the access to IDE devices. Enable this item if your IDE devices support block mode transfers. Onboard FDC Controller Default: Enabled Use this item to turn on or off the floppy disk controller that is built into this System Board. Onboard Serial Port 1 Default: 3F8/IRQ4 This item lets you disable the built-in serial port 1, or enable it by assigning an I/O address and an Interrupt Request Line (IRQ). Onboard Serial Port 2 Default: Disable On some models this item lets you disable the built-in serial port 2, or enable it by assigning an I/O address and an Interrupt Request Line (IRQ). UART Mode Select Default: Normal UR2 Duplex Mode DefaultL Half This item defines the operation of serial port 2. In the Normal setting, serial port 2 is assigned to the external COM2 connector. If you have installed an optional infrared port, you must change the setting of this item to one of the Infrared settings (usually IrDA or FIR). These settings will disable the external COM2 serial port connector and assign the resources to the infrared device. If you have selected an IR mode, use the following item UR2 Duplex Mode to define if the IR port is full duplex or half duplex. Onboard Parallel Port Default: 378/IRQ7 52

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52
Enable this item if you are using a keyboard connected through
the USB Port. Ensure the USB controller is enabled.
Init Display First
Default: PCI Slot
Use this item to define if your graphics adapter is installed in
one of the PCI slots or select Onboard if you have a graphics
system integrated on the System Board.
Onboard PCI Audio
Default: Enabled
Your PC has an integrated PCI audio system, use this item to
enable or disable it.
Hardware Reset
Default: Enabled
If you enable this item, you can reset the system by pressing a
hardware reset button if you have connected this function to the
mainboard.
IDE HDD Block Mode
Default: Enabled
Block mode transfers can improve the access to IDE devices.
Enable this item if your IDE devices support block mode
transfers.
Onboard FDC Controller
Default: Enabled
Use this item to turn on or off the floppy disk controller that is
built into this System Board.
Onboard Serial Port 1
Default: 3F8/IRQ4
This item lets you disable the built-in serial port 1, or enable it
by assigning an I/O address and an Interrupt Request Line
(IRQ).
Onboard Serial Port 2
Default: Disable
On some models this item lets you disable the built-in serial port
2, or enable it by assigning an I/O address and an Interrupt
Request Line (IRQ).
UART Mode Select
Default: Normal
UR2 Duplex Mode
DefaultL Half
This item defines the operation of serial port 2. In the Normal
setting, serial port 2 is assigned to the external COM2
connector. If you have installed an optional infrared port, you
must change the setting of this item to one of the Infrared
settings (usually IrDA or FIR). These settings will disable the
external COM2 serial port connector and assign the resources
to the infrared device. If you have selected an IR mode, use the
following item
UR2 Duplex Mode
to define if the IR port is full
duplex or half duplex.
Onboard Parallel Port
Default: 378/IRQ7