Troubleshooting

Table 2-4

System Configuration Menu (Continued)

Select

To Do This

 

 

Device configurations

■ Swap the functions of the fn key and left ctrl

 

key.

 

■ Enable/disable multiple standard pointing

 

devices at startup. (To set the computer to

 

support only a single, usually nonstandard,

 

pointing device at startup, select Disable.)

 

■ Enable/disable USB legacy support. When

 

enabled, USB legacy support allows a USB

 

keyboard, mouse, and hub to work in Computer

 

Setup even when a Microsoft Windows

 

operating system is not loaded.

 

■ The computer to start from bootable USB

 

devices, including a hard drive, diskette drive

 

diskette, or optical drive connected by a USB

 

port to the computer or to an optional docking

 

device (select models only).

 

■ Automatic/disable Intel® SpeedStep

 

Technology.

 

■ Select a parallel port mode: EPP (Enhanced

 

Parallel Port), standard, bidirectional, or ECP

 

(Enhanced Capabilities Port).

 

■ Enable/disable BIOS DMA data transfers

 

(select models only).

 

■ Enable/disable the system fan when connected

 

to an AC outlet.

 

■ Enable/disable Intel or AMD PSAE Execution

 

Disable. When enabled, the processor can

 

disable some virus code execution, which

 

helps to improve computer security.

 

■ Enable/disable LAN Power Save. When

 

enabled, saves power by turning off the LAN

 

when not in use.

 

 

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Maintenance and Service Guide