User Guide

1 Hardware Overview 1.2 System Unit
1-6 Satellite A70 Series Maintenance Manual
? Serial Ports
? One Full Function Serial Port
? High Speed NS 16C550A Compatible UARTs with Send/Receive 16-Byte FIFO
? Supports 230k and 460k Baud
? Programmable Baud Rate Generator
? Modem Control Circuitry
? Infrared Communications Controller
? IrDA v1.2 (4Mbps), HPSIR, ASKIR, Consumer IR Support
? 1 IR Ports
? 96 Base I/O Address, 15 IRQ Options and 3 DMA Options
? Multi-Mode Parallel Port with ChiProtect
? Standard Mode IBM PC/XT , PC/AT, and PS/2 Compatible Bidirectional Parallel
Port
? Enhanced Parallel Port (EPP)
Compatible – EPP 1.7 and EPP 1.9 (IEEE 1284 Compliant)
? IEEE 1284 Compliant Enhanced Capabilities Port (ECP)
? ChiProtect Circuitry for Protection Against Damage Due to Printer Power-On
? 192 Base I/O Address, 15 IRQ and 3 DMA Options
? LPC Bus Host Interface
? Multiplexed Command, Address and Data Bus
? 8-Bit I/O Transfers
? 8-Bit DMA Transfers
? 16-Bit Address Qualifiation
? Serial IRQ Interface Compatible with Serialized Serial IRQ Interface Compatible
with Serialized IRQ Support for PCI Systems
? PCI CLKRUN# Support
? Power Management Event (IO_PME#) Interface Pin
? Audio subsystem
? Realtek ALC250 for AC97 codec
? AC 97 2.2 Compatible.
? Industry Leading Mixed Signal Technology.
? 20-bit Stereo Digital-to-Analog Converters.
? 18-bit Stereo Analog-to- Digital Converters.
? Sample Rate Converters.
? Four Analog Line-level Stereo Inputs for LIN_IN, CD, VIDEO, and AUX.
? Two Analog Line-level Mono Inputs for Modem and Internal PC Beep.
? Dual Stereo Line-level Outputs for LINE_OUT and ALT_LINE _OUT.
? Dual Microphone Inputs.
? High Quality Differential CD Input.