HP Nw9440 HP Compaq nx9420 and nx9440 Notebook PC - Maintenance and Service Gu - Page 36
Select, To Do This, Maintenance and Service Guide, Troubleshooting
UPC - 882780782174
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Troubleshooting Table 2-4 System Configuration Menu (Continued) Select Device configurations To Do This ■ 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. 2-8 Maintenance and Service Guide