Dell PowerEdge R510, Hardware Owner'S Manual

Page: 69 / 216

Using the System Setup Program and UEFI Boot Manager
69
PCI IRQ Assignments Screen
Serial Communication Screen
OS Watchdog Timer
(
Disabled default)
Sets a timer to monitor the operating system for activity,
and aids in recovery if the system stops responding.
When
Enabled , the operating system is allowed
to initialize the timer. When Disabled , the timer is
not initialized.
NOTE:
This feature is usable only with operating systems
that support WDAT implementations of the Advanced
Configuration and Power Interface (ACPI) 3.0b specification.
I/OAT DMA Engine
(
Disabled default)
Enables or disables the I/O acceleration technology
(I/OAT). This feature should only be enabled if the
hardware and software support I/OAT.
Embedded Video
Controller
(
Enabled default)
Displays the total amount of video memory available in
the embedded video controller.
Option Description
Embedded X-treme PCI
Adapter Use the <+> and <-> keys to manually select an IRQ
for a given device, or select
Default to allow the BIOS to
select an IRQ value at system startup.
Option Description
Serial Communication
(
On without Console
Redirection default)
Selects whether the serial communication devices
(
Serial Device 1 and Serial Device 2 ) are enabled in
BIOS. BIOS console redirection can also be enabled and
the port address used can be specified.
Options are On without Console Redirection , On with
Console Redirection via COM1 , On with Console
Redirection via COM 2, and Off .
Option Description
book.book Page 69 Friday, November 20, 2009 2:56 PM