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Background and Identification

The HP Pavilion dv4000 laptop (model number: EC681AV) was released in March 2005. It runs on the Windows XP operating system. This laptop is highly customizable, allowing access to each component to upgrade yourself. The dv4000 comes with a 6 cell battery but can be upgraded to a 12 cell battery, adding a little more weight. From the factory, this laptop is 6.5 pounds, with the 12 cell battery bringing it closer to 7 pounds. The screen is a vibrant and glossy, but can have a lot of glare in a bright room and even reflect like a mirror. The CD/DVD drive is equipped to burn discs, and is whisper quiet when readings DVDs.



This laptop utilizes the Intel Pentium M 725 at 1.6GHz.


The laptop comes with 512 MB (2x256 MB) of DDR SDRAM. There are two memory slots, supporting up to 2 GB of DDR SDRAM at 333MHz.


This laptop comes with a 60 GB hard drive (4200 rpm).

This laptop has no limitations on upgrading the hard drive, as long as it is a 2.5" drive (3.5" desktop hard drives are too large).


This laptop comes preinstalled with Windows XP and a CD/DVD drive. There is NO floppy disk drive in this laptop.

There is also NO built-in webcam on this laptop.

Built in wireless connection

1 x modem phone line connection (for a wired connection)

1 x Ethernet connection (for a wired connection)

1 x headphones output - 3.5 mm jack

1 x microphone input - 3.5 mm jack

4 x USB 2.0


15.4" (diagonal) display monitor

The onboard graphics processor is the Intel GMA 900 with 128 MB of VRAM. The maximum screen resolution is 1280x800.

1 x S-video output

1 x VGA output

HP Maintenance and Service Guide

HP Laptop Disassembly

HP Laptop Keyboard Replacement

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