Serial Communications Screen

Menu Item

Description

Serial

Allows you to enable the COM port or Console Redirection options.

Communication

 

Serial Port Address

Allows you to set the port address for serial devices. By default, the Serial Port

 

Address option is set to COM1.

 

NOTE: Only Serial Device 2 can be used for Serial Over LAN (SOL). To use

 

console redirection by SOL, configure the same port address for console

 

redirection and the serial device.

Failsafe Baud Rate

Displays the failsafe baud rate for console redirection. The BIOS attempts to

 

determine the baud rate automatically. This failsafe baud rate is used only if the

 

attempt fails and the value must not be changed. By default, the Failsafe Baud Rate

 

option is set to 11520.

Remote Terminal

Allows you to set the remote console terminal type. By default, the Remote

Type

Terminal Type option is set to VT 100/VT220.

Redirection After

Allows you to enable or disable to the BIOS console redirection when the

Boot

operating system is loaded. By default, the Redirection After Boot option is set to

 

Enabled.

System Profile Settings Screen

Menu Item

Description

System Profile

Allows you to set the system profile. If you set the System Profile option to a mode

 

other than Custom, the BIOS automatically sets the rest of the options. You can

 

only change the rest of the options if the mode is set to Custom. By default, the

 

System Profile option is set to Performance Per Watt Optimized (DAPC). DAPC is

 

Dell Active Power Controller.

 

NOTE: The following parameters are available only when the System Profile is

 

set to Custom.

CPU Power

Allows you to set the CPU power management. By default, the CPU Power

Management

Management option is set to System DBPM (DAPC). DBPM is Demand-Based

 

Power Management.

Memory

Allows you to set the memory frequency. By default, the Memory Frequency

Frequency

option is set to Maximum Performance.

Turbo Boost

Allows you to enable or disable the processor to operate in turbo boost mode. By

 

default, the Turbo Boost option is set to Enabled.

C1E

Allows you to enable or disable the processor to switch to a minimum

 

performance state when it is idle. By default, the C1E option is set to Enabled.

C States

Allows you to enable or disable the processor to operate in all available power

 

states. By default, the C States option is set to Enabled.

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Dell M820 owner manual Serial Communications Screen, System Profile Settings Screen