Intel 317443-001US user manual Theory of Operation-Intel 945GME Express Chipset

Page 33
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Theory of Operation—Intel®945GME Express Chipset

Table 6. Intel® 945GME Express Chipset Development Kit Voltage Rails (Sheet 2 of 3)

Voltage Groups

Voltage Rail

Sense Resistor

Powered during

System States

 

 

 

 

 

 

 

 

+V3.3S_PEG

R6C2

S0

 

 

 

 

 

+V3.3S_PWRGD

 

S0

 

 

 

 

 

+V3.3S_SATA_P0

 

S0

 

 

 

 

 

+V3.3S_SATA_P2

 

S0

 

 

 

 

 

+V3.3S_TVDAC

 

S0

 

 

 

 

 

+V3.3S_TVDAC_LDO

R4F2

S0

 

 

 

 

 

+V3.3S_TVDACA

 

S0

 

 

 

 

 

+V3.3S_TVDACB

 

S0

 

 

 

 

 

+V3.3S_TVDACC

 

S0

 

 

 

 

 

+VCCA_TVDAC

 

S0

 

 

 

 

5V

+V5

 

S0,S3

 

 

 

 

5V Always

+V5A

 

S0,S3,S4,S5

 

 

 

 

 

+V5A_MBL

R3V4

S0,S3,S4,S5

 

 

 

 

5V Switched

+V5S

 

S0

 

 

 

 

 

+V5_PCISLT3

R8B5

S0

 

 

 

 

 

+V5S_F_DAC

 

S0

 

 

 

 

 

+V5S_IMVP6

R1B2

S0

 

 

 

 

 

+V5S_L_DAC

 

S0

 

 

 

 

 

+V5S_PATA

 

S0

 

 

 

 

 

+V5S_PWRGD

 

S0

 

 

 

 

 

+V5S_SATA_P0

 

S0

 

 

 

 

 

+V5S_SATA_P2

 

S0

 

 

 

 

 

+V5SB_ATXA

 

S0

 

 

 

 

 

V5S_FAN

 

S0

 

 

 

 

-12V Always

-V12A

 

S0,S3,S4,S5

 

 

 

 

-12V Switched

-V12S

 

S0

 

 

 

 

+12V SWITCHED

+V12S

 

S0

 

 

 

 

 

+V12S_PATA

 

S0

 

 

 

 

 

+V12S_PEG

R6N6

S0

 

 

 

 

 

+V12S_SATA_P0

 

S0

 

 

 

 

 

+V12S_SATA_P2

 

S0

 

 

 

 

AC Power Brick

+V_BC_OUT

 

S0,S3,S4,S5

 

 

 

 

 

+VAC_IN

 

S0,S3,S4,S5

 

 

 

 

 

+VAC_IN_L

 

S0,S3,S4,S5

 

 

 

 

 

+VCHGR_OUT

 

S0,S3,S4,S5

 

 

 

 

Battery Voltage

+VBAT

 

S0,S3,S4,S5

 

 

 

 

 

+VBAT_S4

 

S0,S3,S4,S5

 

 

 

 

 

+VDC_PHASE

R1B3

S0,S3,S4,S5

 

 

 

 

Battery Voltage Always

+VBATA

 

S0,S3,S4,S5

 

 

 

 

 

Intel® CoreTM 2 Duo processor with the Mobile Intel® 945GME Express Chipset

May 2007

Manual

Order Number: 317443-001US

33

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Contents Order Number 317443-001US Development Kit User’s ManualManual Contents Tables FiguresSATA Port 0 Data Connector Pinout J7H1 IDE Connector J7J1SATA Port 0 Power Connector Pinout J6H3 SATA Port 2 Mobile Drive Connector Pinout J8J2Intel 945GME Express Chipset-Revision History Revision History1.1 Content Overview 1.0 About This Manual1.2 Text Conventions Instructions Signal NamesNumbers Units of MeasureAggressor 1.3 Glossary of Terms and AcronymsAnti-etch Assisted Gunning Transceiver Logic+IMVP6 Inter-Symbol InterferenceMedia Expansion Card NetworkPower-Good Acronyms Sheet 1 ofAcronyms Sheet 2 of Acronyms Sheet 3 of 1.5 Product Literature 1.4 Support Options1.4.1 Electronic Support Systems 1.4.2 Additional Technical SupportRelated Documents 1.6 Related DocumentsUpdate Mobile Intel 945 Express Chipset Family Datasheet2.1.1 Intel 945GME Express Chipset Development Kit Features 2.0 Getting Started2.1 Overview Debug Features Connector Interface SummaryMiscellaneous Features Clocking2.3.1 AMI* BIOS 2.3 Software Key Features2.2 Included Hardware and Documentation 2.4 Before You Begin used when handling the board 2.5 Setting Up the Evaluation Boardcables to this product remove any hardware unless the system is unplugged2.6 Configuring the BIOS 3.1 Block Diagram Figure 1. Intel 945GME Express Chipset Development Kit Block Diagram3.0 Theory of Operation 3.2 Mechanical Form Factor 3.4 System Features and Operation3.3 Thermal Management 3.4.1 IntelR 945GME GMCH3.4.1.1 System Memory 3.4.2 ICH7-M3.4.1.2 DMI 3.4.1.3 Advanced Graphics and Display Interface3.4.2.3 On-Board LAN 3.4.2.2 PCI Slots3.4.2.4 AC’97 and High Definition Audio 3.4.2.5 ATA / Storage3.4.2.9 BIOS Firmware Hub FWH 3.4.2.6 USB Connectors3.4.2.7 LPC Super I/O SIO/LPC Slot 3.4.2.8 Serial, IrDA3.4.2.11 Clocks 3.4.3 System I/O and Connector Summary3.4.2.12 Real Time Clock 3.4.2.13 Thermal Monitoring3.4.3.1 PCI Express* Support 3.4.3.5 VGA Connector3.4.3.2 SATA Support 3.4.3.3 IDE Support3.4.3.8 Ethernet Gigabit LAN Interface connector 3.4.3.7 32 bit/33 MHz PCI Connectors3.5 Clock Generation 3.4.4 POST Code Debugger3.6 Power Management States 3.6.1 Transition to S3 3.7 Power Measurement Support3.6.2 Transition to S4 3.6.3 Transition to S5R is the value of the sense resistor typically 0.002 Ω Powered duringV is the voltage measured across the sense resistor Voltage GroupsTheory of Operation-Intel 945GME Express Chipset Intel 945GME Express Chipset-Theory of Operation 4.0 Hardware Reference 4.1 Primary FeaturesIntel 945GME Express Chipset-Hardware Reference Default SettingReference DesignatorHardware Reference-Intel 945GME Express Chipset 4.2 Back Panel Connectors 4.3 Configuration Settings Supported Configuration Jumper/Switch Settings Sheet 1 of Supported Configuration Jumper/Switch Settings Sheet 2 of 4.4 Power On and Reset Buttons 4.6 Other Headers, Slots, and Sockets 4.5 LEDs4.6.1 H8 Programming Headers Table 9. Intel 945GME Express Chipset LED Function Legend4.6.2.1 478 Pin Grid Array Micro-FCPGA Socket 4.6.2 Expansion Slots and SocketsH8 Programming Jumpers Expansion Slots and SocketsPCI Express* x16 Pinout J6C1 Sheet 1 of 4.6.2.2 PCI ExpressPCI Express* x16 Pinout J6C1 Sheet 2 of 4.6.2.3 Media Expansion Card MEC Slot Table 12. PCI Express* x16 Pinout J6C1 Sheet 3 ofMEC Slot J6C1 Sheet 1 of Intel 945GME Express Chipset-Hardware Reference MEC Slot J6C1 Sheet 2 of4.6.2.4 PCI Express MEC Slot J6C1 Sheet 3 ofPCI Express* x1 Pinout J7C1, J8C1 Sheet 1 of Table 14. PCI Express* x1 Pinout J7C1, J8C1 Sheet 2 of IDE Connector J7J1 4.6.2.5 IDE ConnectorTable 16. SATA Port 0 Data Connector Pinout J7H1 4.6.2.6 SATA PinoutTable 17. SATA Port 0 Power Connector Pinout J6H3 4.6.2.7 Fan ConnectorsTable 18. SATA Port 2 Mobile Drive Connector Pinout J8J2 Table 19. Fan Connectors J3F1 and J3C1Figure 6. Heatsink and Backplate Appendix A Heat Sink Installation InstructionsIntel 945GME Express Chipset-Heat Sink Installation Instructions Figure 7. Backplate PinsFigure 9. Squeezing Activation Arm Figure 8. Applying the Thermal GreaseFigure 10. Installing the Heatsink Figure 11. Plugging in the Fan Figure 12. Completed Assembly
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