Acer Aspire 2000 Aspire 2000 Notebook Service Guide - Page 49

LPT Port Configure the system's parallel port using options: Disabled and Enabled. Insyde Software SCU Main Advanced \ Security May 20, 2003 5:40:09 Boot Exit FIR Ports FIR Ports -----Port Address Port Definition------------ ( ) None ( ) Standard AT (Centronics) LPT Port (Ԧ) LPT1, 378, IRQ7 ( ) Bidirectional (PS-2) ( ) LPT2, 278, IRQ5 ( ) Enhanced Parallel (EPP) ԩLegacy USB ( ) LPT3, 3BC, IRQ7 (Ԧ) Extended Capabilities(ECP) --DMA Setting For Fast IR-(Ԧ) DMA1 ( ) DMA3 OK Cancel for block select. for item select. < Enter> for accept. for reject. activates accelerators. for Enable or Disable. The table below describes the parameters in the screen. Settings in boldface are the default and suggested parameter settings. Port Address Description Sets the base I/O address for the parallel port. When Mode is selected as EPP mode, "3BC" will not be available. Option None/ LPT1, 378, IRQ7/ LPT2, 278, IRQ5/ LPT3, 3BC, IRQ7 Port Definition ԩ DMA Setting for Fast IR Sets the mode for the parallel port. Standard AT: Normal mode (AT compatible) Bi-directional: Bi-directional mod (PS/2 compatible) Enhanced Parallel (EPP): EPP mode Extended Compabilities (ECP): ECP mode (requires DMA channel) If ECP mode has been selected, then DMA default is DMA1. Standard AT (Centronics), Bidirectional (PS-2), Enhanced Parallel (EPP), Extended Capabilities(ECP) DMA1, DAM3 42 Chapter 2