Owners Manual
Serial Communication
You can use the Serial Communication screen to view the properties of the serial communication port.
Viewing Serial Communication
To view the Serial Communication screen, perform the following steps:
1 Turn on, or restart your system.
2 Press F2 immediately after you see the following message:
F2 = System Setup
NOTE: If your operating system begins to load before you press F2, wait for the system to nish booting, and then restart
your system and try again.
3 On the System Setup Main Menu screen, click System BIOS.
4 On the System BIOS screen, click Serial Communication.
Serial Communication details
The Serial Communication screen details are explained as follows:
Table 35. Serial Communication
Option Description
Serial Communication
Selects serial communication devices (Serial Device 1 and Serial Device 2) in BIOS. BIOS
console redirection can also be enabled, and the port address can be specied. This option
is set to Auto by default.
Enables the COM port or Console Redirection options. This option is set to O by default.
Selects serial communication devices (Serial Device 1 and Serial Device 2) in BIOS. Enables
the COM1 port. This option is set to On with Console Redirection via COM1 by default.
Serial Port Address Enables you to set the port address for serial devices. This option is set to Serial
Device1=COM1, Serial Device 2 = COM2Serial Device 1=COM2, Serial Device 2=COM1
by default.
NOTE: You can use only Serial Device 2 for the Serial Over LAN (SOL) feature.
To use console redirection by SOL, congure the same port address for console
redirection and the serial device.
NOTE: Every time the system boots, the BIOS syncs the serial MUX setting
saved in iDRAC. The serial MUX setting can independently be changed in iDRAC.
Loading the BIOS default settings from within the BIOS setup utility may not
always revert the serial MUX setting to the default setting of Serial Device 1.
External Serial Connector Enables you to associate the External Serial Connector to Serial Device 1, Serial Device 2,
or the Remote Access Device by using this option.
NOTE: Only Serial Device 2 can be used for Serial Over LAN (SOL). To use
console redirection by SOL, congure the same port address for console
redirection and the serial device.
40 Pre-operating system management applications