Datasheet

Intel Desktop Board DH55PJ Technical Product Specification

Table 1. Feature Summary (continued)

Instantly Available

PC Technology

• Support for PCI* Local Bus Specification Revision 2.3

• Support for PCI Express*

• Suspend to RAM support

• Wake on PCI, PCI Express, LAN, front panel, PS/2, serial, and USB ports

LAN Support Gigabit (10/100/1000 Mbits/s) LAN subsystem using the Intel

82578DC Gigabit

Ethernet Controller

Expansion

Capabilities

• One PCI Express 2.0 x16 add-in card connector

• Two PCI Express 2.0 x1 add-in card connectors

• One Conventional PCI bus connector

Hardware Monitor

Subsystem

• Intel

Quiet System Technology (Intel

QST) implemented through Intel

Management Engine (Intel

ME) in the Intel H55 PCH

• Voltage sense to detect out of range power supply voltages

• Thermal sense to detect out of range thermal values

• Three fan headers using PWM control

• 4-pin headers for processor, front, and rear fans

• 4-wire and 3-wire (linear) fan speed control support for front and rear fans

• Support for Platform Environmental Control Interface (PECI)