Contents

5 Technical Reference

 

Board Connectors

67

Back Panel Connectors

68

Midboard Connectors

69

Front Panel Connectors

73

Desktop Board Resources

74

Memory Map

74

DMA Channels

74

I/O Map

75

Interrupts

77

A

Error Messages and Indicators

 

 

BIOS Beep Codes

79

 

BIOS Error Messages

80

B

Regulatory Compliance

 

 

Safety Regulations

83

 

EMC Regulations

83

 

Product Certification Markings

84

 

Installation Precautions

85

 

Installation Instructions

85

 

 

Ensure Electromagnetic Compatibility (EMC) Compliance

86

 

 

Chassis and Component Certifications

86

 

 

Prevent Power Supply Overload

86

 

 

Place Battery Marking

87

 

 

Use Only for Intended Applications

87

Figures

 

 

1.

D845HV Board Components

9

 

2.

D845WN Board Components

10

 

3.

Location of Standby Power Indicator

18

 

4.

Installing the I/O Shield

22

 

5.

D845HV Board Mounting Holes

23

 

6.

D845WN Board Mounting Holes

24

 

7.

Processor Fan Heatsink RM Mounting Holes

25

 

8.

Installing the Processor Fan Heatsink RM Base to the Board

26

 

9.

Installing a Processor

27

 

10.

Connecting the Processor Fan Heatsink Cable to the Processor Fan Connector

28

 

11.

Installing a Memory Module

30

 

12.

AGP Card with Retention Notch

32

 

13.

Installing the AGP Card Retention Mechanism

33

 

14.

Removing the AGP Card

34

 

15.

Removing the AGP Card Retention Mechanism

35

 

16.

Connecting the IDE Cable

36

 

17.

Location of the BIOS Configuration Jumper Block

37

 

18.

Removing the Battery

41

 

19.

Back Panel Connectors

68

 

20.

Audio Connectors

69

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Intel D845HV, D845WN manual Technical Reference, Contents

D845HV, D845WN specifications

The Intel D845WN and D845HV motherboards have garnered attention for their robust features and reliability, making them suitable choices for a range of computing needs. Both motherboards belong to Intel’s 845 chipset family, which was designed to support the Pentium 4 processors, providing a foundation for both performance and value.

The Intel D845WN motherboard is recognized for its standard ATX form factor, which allows for versatility in case selection and expands the options for build configurations. It supports the Pentium 4 processors with a socket 478 interface, accommodating speeds of 1.3 GHz to 3.0 GHz. This motherboard is equipped with a front-side bus (FSB) speed of 400/533 MHz, ensuring fast data transfer rates between the processor and other components.

On the memory side, the D845WN supports up to 2 GB of DDR SDRAM, making it compatible with a range of memory options for efficient multitasking and improved performance. It features two memory slots for Dual Channel DDR support, enhancing memory bandwidth. The onboard graphics capabilities are powered by Intel's integrated graphics, making the D845WN capable of basic graphical tasks without requiring a dedicated graphics card, ideal for general computing or light gaming.

In contrast, the D845HV model shares many similarities with the D845WN but emphasizes additional features that cater to more advanced users. It includes support for Intel's RAID technology, allowing users to set up mirrored or striped disk configurations for improved data redundancy and performance. Furthermore, the D845HV motherboard comes with more extensive expansion slots, including additional PCI and an AGP slot for dedicated graphics cards, enhancing its overall upgradeability.

Both motherboards include integrated audio capabilities courtesy of Intel’s AC'97 Audio technology, ensuring satisfactory sound output for everyday multimedia use. Networking is facilitated through integrated Ethernet support, enabling reliable internet connectivity without needing additional network cards.

In terms of expansion and connectivity, both models feature USB ports, allowing users to connect multiple peripherals effortlessly. The combination of legacy and contemporary interfaces on the D845WN and D845HV ensures compatibility with a wide range of devices and peripherals.

In summary, the Intel D845WN and D845HV motherboards epitomize value-driven performance, offering essential features that cater to a variety of users, from casual computer users to more demanding applications. With their solid build quality and Intel's backing, these motherboards continue to be appreciated even in today's evolving computing landscape.