Intel PMH55 user manual Speaker connector Speak, Power LED PWR LED, IDE Activity LED HD LED

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(3) Speaker connector: SPEAK

This 4-pin connector connects to the case-mounted speaker. See the figure below.

(4) Power LED: PWR LED

The Power LED is light on while the system power is on. Connect the Power LED from the system case to this pin.

(5) IDE Activity LED: HD LED

This connector connects to the hard disk activity indicator light on the case.

(6) Reset switch lead: RESET

This 2-pin connector connects to the case-mounted reset switch for rebooting your computer without having to turn off your power switch. This is a preferred method of rebooting in order to prolong the lift of the system’s power supply. See the figure below.

(7) Power switch: PWR BTN

This 2-pin connector connects to the case-mounted power switch to power ON/OFF the system.

PWRLED

Pin 1

SPEAK

Pin 1

VCC5

GND

NC

SPKR

JW FP

Pin 1

PWR LED

 

 

PWRBTN

VCC5

PWRLED

PWRBTN

GND

VCC5

HDDLE

GND

RSTSW NC

HDLED

RESET

System Case Connections

(8) FAN Headers: SYSFAN1, SYSFAN2 (3-pin), CPUFAN1 (4-pin)

These connectors support cooling fans of 350mA (4.2 Watts) or less, depending on the fan manufacturer, the wire and plug may be different. The red wire should be positive, while the black should be ground. Please connect the fan’s plug to the board taking into consideration the polarity of connector.

CPUFAN1

1

SYSFAN2

SYSFAN1

4

3

1

3

1

19

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Contents PMH55 Environmental Protection Announcement Table of Content Environmental Safety Instruction Item Checklist Intel Core Processor Family Cooling SolutionsManual Revision Information Reversion Revision History DateFeatures of Motherboard ChapterSpecial Features of motherboard Power on ButtonReset Button DIY Clear Button- CMOS1 ButtonSpecification BiosPerformance List Layout Diagram SpdifoutJumpers Hardware installation Steps Checking Motherboard’s Jumper SettingCmos RAM Clear 2-pin Jbat Installing CPU KB/MS Power on Function Enabled/Disabled JP1USB Power On function Enabled/Disabled JP2/JP3 GlossaryAbout Intel LGA 1156 CPU Socket LGA 1156 CPU Installation Guide Alignment Key Pin-1 IndicatorIntel Reference Thermal Solution Assembly Install Memory Valid Memory Configurations Bank Pin DimmPCS MaximumProcedure For Expansion Card Installation Expansion CardsAssigning IRQs for Expansion Card IRQInstalling the CrossFire Bridge Card PCI Express SlotConnectors, Headers ConnectorsPower Connector 24-pin block Atxpwr :20-pin power plug ATX 12V Power Connector 8-pin block ATX12VLarge 4-Pin Power Connector:J1 PS/2 Mouse & PS/2 Keyboard Connector KB1USB Port connector USB port fromUL1, USB1 LAN Port connector RJ-45 LAN ports from UL1Serial-ATA2 Port connectors SATA1~SATA6 Spdif Out connectors SPDIFOUT/SPDIFOUT2Headers Line-Out/MIC Header for Front Panel 9-pin FpaudioSpeaker connector Speak Power LED PWR LEDReset switch lead Reset Power switch PWR BTNCD Audio-In Headers 4-pin Cdin IR infrared module Headers 5-pin IR1WI-FI Header WI-FI Spdif Out header HdmispdifStarting Up Your Computer Entering Setup Press Del to enter SetupGetting Help Main Menu Standard Bios Features Advanced Bios Features CPU Features Advanced Chipset Features Integrated Peripherals Power Management Setup High Performance Event Timer Resume On RTC AlarmMiscellaneous Control PC Health StatusUser Overclok Settings Password Settings Password DisabledDram Voltage Select CPU AGX Voltage SelectLoad Optimal Defaults/ Load Standard Defaults Save Changes and Exit / Discard Changes and ExitDiscard and Exit Chapter Driver Installation INF Install Intel INF Chipset System Driver Imss Install Intel Imss Chipset System Driver VGA Install VGA Driver LAN Gigabit Ethernet LAN Driver Sound Install Audio Codec Driver Ahci Install Intel Ahci Driver User’s Manual How to Update Bios G.P.I. Function LED Display PWSLED4 PWSLED3 PWSLED2 PWSLED1

PMH55 specifications

The Intel PMH55 is a highly efficient chipset designed for mobile computing, particularly tailored for the Intel 1st Generation Core processors. Aimed at enhancing performance in laptops and mobile devices, the PMH55 offers an impressive array of features suitable for both consumer and business applications.

One of the key features of the PMH55 is its support for Intel's Turbo Boost Technology. This allows the processor to dynamically increase its clock speed when demanding tasks arise, thereby boosting overall performance without compromising energy efficiency. This capability is critical for users who need robust computing power while maintaining battery life.

In addition, the PMH55 supports Intel's Hyper-Threading Technology, enabling multiple threads to run on each core. This significantly enhances multitasking abilities, allowing users to run multiple applications simultaneously with minimal lag. With up to four processing cores supported, the PMH55 can efficiently handle complex workloads, making it an excellent choice for professionals who rely on demanding software applications.

The chipset also features integrated graphics, allowing for improved visual performance without the need for a separate graphics card. With Intel HD Graphics, users can enjoy smooth video playback and lightweight gaming experiences, making the PMH55 a versatile option for multimedia consumption and casual gaming.

Another notable characteristic of the Intel PMH55 is its support for Intel Smart Response Technology. This innovative feature utilizes Intel's SSDs to cache frequently used applications and data, significantly speeding up boot times and application load times. As a result, users can access their most-used files and programs in an instant, enhancing the overall experience.

Security is also a consideration with the PMH55, as it incorporates Intel Anti-Theft Technology. This capability can remotely disable a lost or stolen laptop, ensuring that sensitive data remains protected from unauthorized access.

Moreover, the PMH55 is designed with energy efficiency in mind. By optimizing power consumption, it extends battery life, an essential consideration for mobile users who rely heavily on their devices throughout the day.

In summary, the Intel PMH55 chipset stands out with its advanced features, including Turbo Boost and Hyper-Threading technologies, integrated graphics capabilities, Smart Response Technology, and robust security measures. It combines performance with energy efficiency, making it an ideal choice for modern mobile computing needs.