Lenovo ThinkPad 390X User's Reference for ThinkPad 390 - Page 168
CONFIG.SYS, Diskette Factory
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CD-ROM. Compact disc read-only memory. cold docking. Docking the computer to the docking station with the computer is powered off. combination keys. Keys that have specific functions when you hold them down at the same time. CONFIG.SYS. A file that contains a group of commands to load installable device drivers and reserve space in system memory for information processing. This file is referred to by DOS during system startup. DMA. Direct memory access. The transfer of data between memory and input/output units without processor intervention. double-click. To press and release a mouse button twice within a time frame defined by the user, without moving the pointer off the choice. DRAM. Dynamic random access memory. DSTN. Dual-scan, super-twisted nematic. DSP. Digital signal processor. configuration. (1) The manner in which hardware and software of an information processing system are organized and interconnected, (2) The physical and logical arrangement of devices and programs that make up a data processing system, (3) The devices and programs that make up a system, subsystem, or network. CRT. Cathode ray tube display. device driver. (1) A file that contains the code needed to use an attached device. Operating system loads device drivers for screens. (2) A program that enables a computer to communicate with a specific peripheral device-for example, a printer, a video disc player, or a CD drive. (3) A collection of subroutines that control the interface between I/O device adapters and processors. DIMM. Dual inline memory module. directory. A type of file containing the names and controlling information for other files or other directories. Diskette Factory. The preload program for creating the installation diskettes of the device drivers and applications. ECP. Extended Capability Port. EDO DRAM. Enhanced data output dynamic random access memory. EGA. Enhanced graphics adapter. EIA. Electronics Industries Association. EIA-232D. An EIA interface standard that defines the physical, electronic, and functional characteristics of an interface line that connects a communication device and associated workstation. It uses a 25-pin connector and an unbalanced line voltage. EMS. Expanded memory specification. FAQ. Frequently asked questions. fax. (1) Facsimile machine. (2) A transmitted document from a facsimile machine. FDD. Floppy disk drive. fixed disk. In personal computing, fixed disk is synonymous with hard disk. Flash memory. Electrically rewritable storage. 152 ThinkPad 390 User's Reference