Toshiba PSLD2X, PSLD1X, PSLD3X manual Hardware Overview 1B1.2 System Unit Components

1 Hardware Overview 1B1.2 System Unit Components

−Enhanced Power Management

−Manageability

−System Management Bus (SMBus 2.0)

−Intel High Definition Audio Controller

−Integrated FAN Speed Control

‰Audio Controller

Realtek ALC268 integrated audio controller supports multimedia. The sound system feature contains the following:

y2 Stereo DACs support 16/20/24-bit PCM format for stereo audio playback

y2 stereo ADCs support 16/20-bit PCM format for two stereo independent sound inputs

y16/20/24-bit S/PDIF-OUT supports 44.1K/48K/88.2K/96K/192KHz sample rate

yAll ADCs support 44.1K/48K/96KHZ sample rate

y4 GPIOs (GPIO0/GPIO3 are digital GPIO shared with digital MIC interface, GPIO1/GPIO2 are analog) for customized applications

yHigh quality analog differential CD input

y2 jack detection pins each designed to detect up to 4 jacks

ySupports hardware digital volume control for digital microphone input

ySupports external PCBEEP input and built-in digital BEEP generator

‰KBC/EC (Keyboard Controller/Embedded Controller)

A KBC WINBOND WPCE775L chip is used to serve as KBC/EC and Super IO:

yKBC

−Scan controller function

−Interface controller function

yEC

−Power supply sequence control

−Overheat shutdown support

−LED control

−Beep control

−Device ON/OFF

−Cooling fan speed control

−Universal I/O port

−Battery capacity check

−Flash memory reprogramming function

−EC access interface

−I2C communication control

12 Satellite L350/Satellite Pro L350/EQUIUM L350/SATEGO L350 Maintenance Manual