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1 Hardware Overview
1.2 System Unit Components
12
Satellite A300/Satellite Pro A300/EQUIUM A300/SATEGO A300 Maintenance Manual
−
Manageability
−
System Management Bus (SMBus 2.0)
−
Intel High Definition Audio Controller
−
Integrated FAN Speed Control
Card Bus Controller
y
R5C833
−
PCI-1394 bridge interface
−
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:
y
2 Stereo DACs support 16/20/24-bit PCM format for stereo audio playback.
y
2 stereo ADCs support 16/20-bit PCM format for two stereo independent sound inputs.
y
16/20/24-bit S/PDIF-OUT supports 44.1K/48K/88.2K/96K/192KHz sample rate.
y
All ADCs support 44.1K/48K/96KHZ sample rate.
y
4 GPIOs(GPIO0/GPIO3 are digital GPIO shared with digital MIC interface,
GPIO1/GPIO2 are analog) for customized applications.
y
High quality analog differential CD input.
y
2 jack detection pins each designed to detect up to 4 jacks.
y
Supports hardware digital volume control for digital microphone input.
y
Supports external PCBEEP input and built-in digital BEEP generator.
−
KBC/EC (Keyboard Controller/Embedded Controller)
A single KBC W775X chip is used to serve as KBC/ EC and Super IO.
y
KBC
−
Scan controller function
−
Interface controller function
y
EC
−
Power supply sequence control
−
Overheat shutdown support
−
LED control
−
Beep control
−
Device ON/OFF
Summary of Contents for EQUIUM A300
Page 69: ...Chapter 3 Diagnostic Programs ...
Page 72: ......
Page 136: ......
Page 138: ...Chapter 4 Replacement Procedures 4 1 ...
Page 208: ...6000 1 次 Appendices ...