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Chapter 1
21
Southbridge Chipset
Item
Specification
Chipset
SB820M
Package
Features
*Processor Interface
Supports AMD mobile processors code-named “Champlain,” and “Geneva.”
*A-Link Express II interface to Northbridges
1-, 2-, or 4-lane A-Link Express II
*interface
Automatic detection of lane configuration on boot-up
Dynamic lane width up/down configuration on detecting bandwidth
requirement Supports transfer rate of up to 2.5 GT/s per lane.
*PCI ExpressR Controller
Two-lane PCI ExpressR (PCIeR) 1.x interface, supporting up to two general
purpose devices. Supported configurations include:
1x2
2x1
*PCI Host Bus Controller
Supports PCI bus at 33MHz
Supports PCI Rev. 2.3 specification
Supports up to 4 bus master devices
Supports 40-bit addressing
Interrupt steering supported for plugn-play devices
Supports concurrent PCI operations BIOS/hardware support to hide PCI device
Supports spread spectrum
*USB Controllers
4 OHCI and 3 EHCI host controllers to support 14 USB 2.0 ports and 2 dedicated
USB 1.1 ports
Supports ACPI S1 ~ S5 Supports legacy keyboard/mouse
USB debug port
*Supports port disable with individual control
*SMBus Controller
Supports SMBALERT # signal
*Interrupt Controller
Supports IOAPIC/X-IO APIC mode for 24 channels of interrupts
Supports 8259 legacy mode for 15 interrupts
Supports programmable level/edge triggering on each channels
Supports serial interrupt on quiet and continuous modes
*DMA Controller
Two cascaded 8237 DMA controllers
Supports LPC DMA
Supports type F DMA
*LPC host bus Controller
Supports LPC-based super I/O and flash devices
Supports two master/DMA devices
Supports TPM version 1.1/1.2 devices for enhanced security
Supports SPI devices and SPI ROM sharing
Supports a maximum SPI ROM size of 16MB
Содержание Aspire one 521 Series
Страница 6: ...VI ...
Страница 10: ...X Table of Contents ...
Страница 49: ...Chapter 2 39 5 Flash is complete when the message Flash programming complete displays ...
Страница 67: ...Chapter 3 57 5 Pull the WLAN module out and away ...
Страница 69: ...Chapter 3 59 5 Pull the 3Gmodule out and away ...
Страница 73: ...Chapter 3 63 4 Detach the keyboard FPC a Unlock the FPC b Pull the keyboard away a b ...
Страница 86: ...76 Chapter 3 4 Lift the speakers clear of the lower cover ...
Страница 92: ...82 Chapter 3 4 Peel the LVDS cable and mylar off the LCD panel as shown 5 Disconnect the LVDS cable ...
Страница 95: ...Chapter 3 85 Replacing the LCD FPC Cable 1 Connect the FPC cable connector 2 Adhere the FPC cable to the panel ...
Страница 101: ...Chapter 3 91 3 Secure the speaker cable using a strip of adhesive tape ...
Страница 105: ...Chapter 3 95 4 Place the LVDS cable in the hinge channel as shown ...
Страница 119: ...Chapter 3 109 Replacing the Battery 1 Slide the battery into position 2 Close the locking latch ...
Страница 120: ...110 Chapter 3 ...
Страница 136: ...126 Chapter 4 ...
Страница 137: ...Chapter 5 127 Jumper and Connector Locations Mainboard Top View Chapter 5 ...
Страница 138: ...128 Chapter 5 Mainboard Bottom View CN12 HDMI ...
Страница 140: ...130 Chapter 5 ...
Страница 142: ...132 Chapter 6 Main Assembly Item Description Part Number 1 2 3 4 5 6 ...
Страница 149: ...Appendix A 139 Model Definition and Configuration Appendix A ...
Страница 172: ...162 Appendix B ...
Страница 174: ...164 ...
Страница 177: ...167 Index ...