Toshiba Satellite A80 Series, Руководство по обслуживанию

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1.2 System Unit 1 Hardware Overview
Satellite A80 Series Maintenance Manual 1-7
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High Speed 16C550A Compatible UARTs with Send/Receive 16-Byte FIFO
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Supports 230k and 460k Baud
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Programmable Baud Rate Generator
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Modem Control Circuitry
Infrared Communications Controller
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IrDA v1.2 (4Mbps), HPSIR, ASKIR, Consumer IR Support
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1 IR Ports
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96 Base I/O Address, 15 IRQ Options and 3 DMA Options
Multi-Mode Parallel Port with ChiProtect
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Standard Mode IBM PC/XT, PC/AT,
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PS/2 Compatible Bidirectional Parallel Port
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Enhanced Parallel Port (EPP)
Compatible – EPP 1.7 and EPP 1.9 (IEEE 1284 Compliant)
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IEEE 1284 Compliant Enhanced Capabilities Port (ECP)
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ChiProtect Circuitry for Protection Against Damage Due to Printer Power-On
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192 Base I/O Address, 15 IRQ and 3 DMA Options
LPC Bus Host Interface
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Multiplexed Command, Address and Data Bus
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8-Bit I/O Transfers
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8-Bit DMA Transfers
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16-Bit Address Qualification
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Serial IRQ Interface Compatible with Serialized Serial IRQ Interface Compatible
with Serialized IRQ Support for PCI Systems
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PCI CLKRUN# Support
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Power Management Event(IO_PME#)Interface Pin
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Keyboard controller
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KB910L is use as keyboard controller and battery management unit
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Audio subsystem
Realtek ALC250VD for AC97 codec
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Support of S’PDIF out is fully compliant with AC97 rev2.3 specification.
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20-bit Stereo Digital-to-Analog Converters.
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18-bit Stereo Analog-to-Digital Converters.
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Built- in 7 Bands of Digital Hardware Equalizer for Optimizing Speaker Response.
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Supports double sampling (96KHz) of DVD audio playback.
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Two Analog Line- level Stereo Inputs with LIN_IN, CD, and AUX.
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Two Analog Line- level Mono Inputs : PCBEEP, PHONE-IN.
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Two software selectable Microphone Inputs.
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High quality differential CD Input.
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Power Management and enhanced power saving features.
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Meets Microsoft® WHQL/WLP2.0 audio Requirements.