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1.2 System Unit Components
1 Hardware Overview
Satellite/Satellite Pro/C850D/C855D/L850D/L855D Maintenance Manual 13
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Interrupt controller
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LPC host bus Controller
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Serial Peripheral Interface (SPI)
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Compatibility Modules
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Advanced Programmable Interrupt Controller (APIC)
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Universal Serial Bus (USB)3.0/2.0 host Controller
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RTC
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GPIO
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Enhanced Power Management
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Intel I/O Virtualization (VT-d) Support
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System Management Bus (SMBus 2.0)
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High Definition Audio Controller
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DMA Controller
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Integrated Micro-Controller(IMC)
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SD Flash Controller
Card Bus Controller
Realtek RTS5129
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Memory Card Reader Controller
Audio Controller
REALTEK ALC269Q integrated audio controller supports multimedia. The sound
system features contain the following:
A stereo DAC that supports 16/20/24-bit widths and 44.1K/48K/96K/192KHz sample
rates.
A stereo ADC that supports 16/20/24-bit widths and 44.1K/48K/96KHz sample rates.
The ADC has a gain stage and a stereo one-of-four input selector.
2 GPIOs (GPIO0 is External Amplifier Power-Down Signal/ General Purpose I/O.
EAPD# is an active-low output /GPIO1 is General Purpose I/O, Class-D Speaker
Amplifier Mute Input. SPK_MUTE# is an active-low input).
Jack sense detects up to four jacks using only one sense pin
The Digital Microphone Interface (DMI) is optimized with a hardware DC-level filter,
which compensates for digital microphones with DC offset limitations.
The internal Wake-on-PC-Beep logic resumes the analog paths for the external PC-Beep
to propagate through to the output ports.
KBC/EC (Keyboard Controller/Embedded Controller)
A KBC Winbond NPCE781L chip is used to serve as KBC/EC and Super IO:
Содержание Satellite L850D
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Страница 75: ...Chapter 3 Diagnostic Programs ...
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Страница 142: ...Chapter 4 Replacement Procedures 4 1 ...
Страница 143: ...4 Replacement Procedures 4 ii Satellit Satellite Pro C850D C855D L850D L855D Maintenance Manual ...
Страница 191: ...6000 1 次 Appendices ...