Intel D915PCML Datasheet download pdf (Page 23)

100

Product Description

Figure 7 shows a dual channel configuration using four DIMMs. In this example, the combined

capacity of the two DIMMs in Channel A equal the combined capacity of the two DIMMs in

Channel B. Also, the DIMMs are matched between DIMM0 and DIMM1 of both channels.

OM17124

Channel A, DIMM 0

Channel A, DIMM 1

Channel B, DIMM 0

Channel B, DIMM 1

256 MB

12 MB

512 MB

Figure 7. Dual Channel (Interleaved) Mode Configuration with Four DIMMs

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 99 100

Desktop Boards 1
D915PCY/D915PCM 1
Revision History 2
Intended Audience 3
What This Document Contains 3
Typographical Conventions 3
Other Common Notation 4
Contents 5
3 Overview of BIOS Features 6
1 Product Description 11
1.3 Overview 12
1.3.2 Manufacturing Options 13
1.3.3 Board Layouts 14
1.3.4 Block Diagram 18
1.4 Online Support 19
1.5 Processor 19
1.6 System Memory 20
1.6.1 Memory Configurations 21
(blue) socket of Channel B 22
Channel A, DIMM 0 23
Channel A, DIMM 1 23
Channel B, DIMM 0 23
Channel B, DIMM 1 23
1.7 Intel 25
915P Chipset 25
1.7.2.2 Serial ATA Interfaces 26
1.8 PCI Express Connectors 27
1.9 I/O Controller 28
1.10 Audio Subsystem 29
1.10.3 Intel 30
1.11 LAN Subsystem 31
Green LED 32
Yellow LED 32
1.11.3 LAN Subsystem Software 33
1.11.4 Intel 33
1.12.2 Thermal Monitoring 34
1.12.3 Fan Monitoring 35
1.13 Power Management 36
(Note 1) 38
(Note 2) 38
1.13.2 Hardware Support 39
1.13.2.1 Power Connector 40
1.13.2.2 Fan Connectors 40
Product Description 41
1.14.1 System Requirements 44
1.14.3 Security Precautions 45
1.14.7 Recovery Procedures 48
1.14.9 Software Support 50
2 Technical Reference 51
2.3 DMA Channels 53
2.4 Fixed I/O Map 54
2.6 Interrupts 56
2.8 Connectors 58
INTEGRATOR’S NOTE 64
Connector (Optional) 65
2.8.2.5 Front Panel Connector 68
INTEGRATOR’S NOTES 69
2.9 Jumper Block 71
Technical Reference 73
2.10.3 I/O Shield 74
2.11.1 DC Loading 75
2.12 Thermal Considerations 77
C in an open chassis 78
2.13 Reliability 79
2.14 Environmental 80
2.15 Regulatory Compliance 80
2.15.2 EMC Regulations 81
Desktop 82
3 Overview of BIOS Features 85
3.3 Resource Configuration 86
3.5 Legacy USB Support 87
3.6 BIOS Updates 88
3.7 Boot Options 89
Rapid BIOS Boot 90
3.9 BIOS Security Features 91
What This Chapter Contains 93
4.2 Port 80h POST Codes 95
4.4 Speaker 100
4.5 BIOS Beep Codes 100

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Intel D915PCML Datasheet Page 23

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