Toshiba SATELLITE E105 manual Hardware Overview System Unit Components

1 Hardware Overview 1.2 System Unit Components

‰Card Bus Controller

yR5C833

−PCI-1394 bridge interface

−SD/Mini SD/SD-IO/MS/MS Pro/MMC/XD Card Controller

−PCI Bus interface

yR5C837

−SD/Mini SD/SD-IO/MS/MS Pro/MMC/XD Card Controller

−PCI Bus interface

‰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 single KBC WPCE775x 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

12 Satellite E100/E105 Maintenance Manual