Identifying External Hardware

Power and Volume Controls

Top Components: Power and Volume Controls

1

Power

When the notebook is:

 

button*

■ Off, briefly press to turn on the notebook.

 

 

 

 

■ On, briefly press to initiate Hibernation.

 

 

■ In Standby, briefly press to exit Standby.

 

 

■ In Hibernation, briefly press to exit

 

 

Hibernation.

 

 

If the system has stopped responding and

 

 

Windows shutdown procedures cannot be used,

 

 

press and hold for 4 seconds to turn off the

 

 

notebook.

 

 

 

2

Volume

Adjust, mute, or restore system volume. To mute

 

buttons (2)

or restore volume, press both volume buttons at

 

 

the same time.

 

 

 

3

Display

Turns off the notebook display if the notebook is

 

switch*

closed while it is on.

*This table describes default settings. For information about changing the function of the power button, display switch, or Fn+F3 hotkeys, refer to the Documentation Library CD, Software Guide, Chapter 1, “Power Management.”

Getting Started

4–5

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Compaq 272637-001 manual Top Components Power and Volume Controls
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272637-001 specifications

The Compaq 272637-001 is a versatile memory module designed to enhance the performance of various Compaq and HP systems. As part of the broader category of RAM modules, it serves to provide faster access to data, enabling smoother multitasking, improved responsiveness, and enhanced overall system efficiency. With the growing demand for powerful computing solutions, understanding the features, technologies, and characteristics of the 272637-001 can help users maximize their systems' potential.

This memory module is primarily a 256MB SDRAM, specifically designed for systems that support the industry-standard DIMM interface. SDRAM, or Synchronous Dynamic Random Access Memory, is a type of memory that operates in sync with the system’s bus speed, ensuring better performance by allowing faster data transfer rates compared to traditional DRAM. The 272637-001 is particularly beneficial for users running memory-intensive applications, providing a balanced approach to cost and performance.

One of the key characteristics of the 272637-001 is its clock speed. It operates at a frequency of 133 MHz, making it suitable for systems that require moderate performance enhancements without overstressing the motherboard. Additionally, it features a 64-bit data width, which allows it to efficiently handle data input and output, streamlining processing tasks.

The Compaq 272637-001 module is designed with durability in mind, featuring advanced manufacturing techniques that ensure longevity and reliability. With an MTTR (Mean Time To Repair) that signifies minimal expected failures, users can count on this memory module to sustain consistent performance over time.

Compatibility is another vital characteristic of the 272637-001, as it is designed to fit a range of Compaq and HP systems, ensuring users can easily upgrade their existing hardware without needing to replace their entire system. This adaptability makes it an attractive choice for businesses and individuals looking to revitalize older machines or enhance the performance of newer setups.

In summary, the Compaq 272637-001 memory module offers effective performance improvements through its SDRAM architecture, 133 MHz clock speed, and reliable construction. Its compatibility with various systems allows users to enhance their computing experience easily, making it a practical choice for those aiming to boost their system's efficiency and multitasking capabilities.
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