Software Troubleshooting and

System Recovery

Software Troubleshooting

Your computer uses the operating system and installed software programs during normal operation. If your computer works improperly or stops because of the software, you may be able to repair it.

Some software repairs are as simple as restarting your computer, and others require performing a system recovery from files on your hard disk drive.

Software repair overview

The most efficient way to repair software problems is simply to restart the computer or turn the computer off completely and then power it back up again. If this does not work, then explore the following methods for fixing your computer if you are experiencing software problems:

￿Updating drivers (see the following section, “Updating drivers”).

￿Microsoft System Restore (see “Microsoft System Restore” on page 60) — Restores your computer configuration to a configuration that was in use before the current software problem existed.

￿Software program and hardware driver reinstallation (See “Software program and hardware driver reinstallation” on page 60) — Allows reinstallation of the factory-installed software or hardware driver by using the Recovery Manager program.

￿System recovery — Erases and reformats the hard disk drive, deleting all data files you have created, and then reinstalls the operating system, programs, and drivers.

Updating drivers

A driver is a software program that enables your computer to communicate with an attached device, such as a printer, hard disk drive, mouse, or keyboard.

Complete the following procedure to update a driver, or to revert to an earlier version of the driver if the new one does not solve your problem:

1Click the Start button.

2Type Device Manager into the Start Search box, and then click Device Manager to open the Device Manager window.

3Click the plus sign (+) to expand the type of device you want to update or rollback. (For example, DVD/CD-ROM drives).

4Double-click the specific item (for example, HP DVD Writer 640b).

5Click the Driver tab.

6To update a driver, click Update Driver, and then follow the onscreen instructions. Or

To revert to an earlier version of a driver, click Rollback Driver, and then follow the onscreen instructions.

Software Troubleshooting and System Recovery 59

Page 65
Image 65
HP 575611-001, NY539AA manual Software Troubleshooting, Software repair overview, Updating drivers

575611-001, NY539AA specifications

The HP NY539AA, also known by its part number 575611-001, is a high-quality power adapter designed to provide reliable power for various HP notebook models. This product stands out due to its combination of performance, safety features, and user-friendly design, making it an essential accessory for those who own compatible HP laptops.

One of the main features of the HP NY539AA is its output power capability. It is capable of delivering up to 90 watts of power, ensuring that your notebook receives sufficient energy for optimal performance. This is particularly beneficial for power-intensive tasks such as gaming, video editing, and running multiple applications simultaneously. The adapter is engineered with smart power management technology, which automatically adjusts the output to match the requirements of the connected device, enhancing efficiency and battery health.

Complicated power connections are a thing of the past, as the HP NY539AA boasts a straightforward design with a durable connector. This connector is built to withstand frequent use, minimizing the risk of wear and tear over time. Moreover, the adapter includes a built-in LED indicator light that provides at-a-glance information about the power status, letting users know when their device is charging or fully powered.

Safety is another crucial aspect of the HP NY539AA. It incorporates essential protection features such as over-voltage protection, over-current protection, and short-circuit protection. These technologies safeguard both the adapter and the connected laptop from potential power surges and electrical malfunctions, ensuring that users can charge their devices with peace of mind.

In terms of portability, the compact and lightweight design of the NY539AA makes it an excellent travel companion. Whether you’re moving from room to room at home or traveling for work or leisure, it easily fits into a laptop bag without taking up much space.

Compatibility plays a significant role as well, as this adapter works seamlessly with various HP laptops, enabling users to power or charge their devices without hassle.

Overall, the HP NY539AA, 575611-001 is a robust and dependable power adapter that combines power, safety, and convenience, making it a worthwhile investment for any HP laptop owner looking to ensure their device remains powered and ready for use at all times.