You can fix black screen error on your HP EliteBook 8540w by checking the status of the power cables attached.>

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• Turn off your computer
• Investigate the status of your AC Adapter
• Discharge the battery

Turn off your computer

If you notice black screen in the middle of your work then press the ‘Power’ button to turn off your computer.

Investigate the status of your AC Adapter

Remove the adapter and release the electricity of your system.

Remove the battery from your laptop and use a fresh cloth to clean the battery portion. Then re-connect the AC Adapter and start your system and wait for few minutes so that you do not see a black screen.

iYogi is the fastest growing online and remote tech support provider in the direct-to-consumers and small businesses sector. Our highly skilled and experienced tech experts available, 24x7x365 will provide the best issue resolution and customer satisfaction. Our award winning and low priced Annual Subscription covers the following services:

• Diagnostic & repair for your technologies
• Troubleshoot software errors
• Update drivers and security to protect against online threats
• Connect to Internet, devices and peripherals
• Optimize your computer’s speed and performance

HP EliteBook 8540w Mobile Workstation has got a balanced configuration with highly efficient Intel® processors. It can accommodate up to 8GB of DDR3 RAM. It has got a dual layer- DVD and 2 megapixel webcam. It can also regulate the power consumption of the system. It has a warranty of about 3 years. The main problem of HP® notebooks is the error codes. Different error codes that arise on HP EliteBook 8540w Mobile Workstation are- blank screen LED error codes, pack name invalid error, operating system not found, disk errors, PXE -E61 media test failure, CSRSS.exe, hard disk failure, AGRSM.sys etc: These might be harmful for the system. So taking the sudden preventive measures might be necessary.

Some of the tips to resolve the error code issue on HP EliteBook 8540w Mobile Workstation are:

• Using Norton Internet Security 2010
• USB troubleshooting
• Scan using Windows® Defender

Using Norton Internet Security 2010

Norton antivirus helps protect your system against the virus threats. It has got a personal firewall. It also protects against bolts and malware that enter your system though invisible loop-holes. It also has an additional technology for controlling the identity theft. It also helps in safe browsing of the Internet. Whenever you are trying to install or download any files it gives a clearer explanation of the corresponding files. Likewise you can avoid the entering of harmful threats in your system.

USB troubleshooting

Before connecting the device to the computer you need to install the corresponding drivers. You could troubleshoot the USB ports whenever the device is not working properly but detecting the device nevertheless. If the device is not listed in the device manager you might remove the USB host controller. In order to do this you need to disconnect all the connecting devices from your computer

It helps in system monitoring and finding the spyware that are entering your system. These spyware might slow down your system, annoy pop-up ads change Internet setting etc With the use of this scanning software these problems can be handled. It always runs in your background so that it does not clash with your work. It not only scans the system but also provide methods to reduce it. These all capabilities make it unique from other antispyware software available.

iYogi is the fastest growing online and remote tech support provider in the direct-to-consumers and small businesses sector. Our highly skilled and experienced tech experts available, 24x7x365 will provide the best issue resolution and customer satisfaction. Our award winning and low priced Annual Subscription covers the following services:

• Comprehensive technical support for HP EliteBook 8540w Mobile Workstation error codes
• Diagnostic & repair for your technologies.
• Troubleshoot software errors.
• Update drivers and security to protect against online threats.
• Connect to Internet, devices and peripherals.
• Optimize your computer’s speed and performance.

Unlimited access to great tech support, all year around! We promise the lowest wait-time and highest resolution rate in the industry.

The HP EliteBook 8540w is a portable powerhouse from HP. This mobile workstation comes with workstation-caliber graphics which maximizes your onscreen performance. The HP Performance Tuning Framework enables you to configure your workstation so as to achieve optimal performance. This model possesses a 15.6-inch diagonal HD display with gunmetal finish. It also comes equipped with a spill-resistant keyboard having drains. However, certain common startup problems might creep up while booting your system. While startup, you might notice that your screen goes blank. The boot errors or the blank screen error messages usually popup because your hard drive goes undetected by your notebook BIOS. Damaged hardware may also be a possible reason. Corruption of the Windows Master Boot Record (MBR) on your hardware or the inactivity of the partition in your hard drive containing the Windows MBR might also lead to startup issues.

A few simple tips to resolve the different startup problems in your HP EliteBook 8540w are:

• Test the hard drive
• Repair boot record
• Reinstall Operating system

Test the hard drive

You could use the HP Hard Drive Self Test in order to test the hard drive of your EliteBook. To conduct this self-test, plug your notebook to an AC adapter and press the ‘Power’ button for five seconds so as to turn off your system. Then press and hold the ‘F10′ key after powering on your notebook. BIOS Setup Utility is displayed on the screen. Select the ‘Tools’ menu and then opt for ‘Hard Drive Self Test’. If all the tests are cleared by your HP EliteBook 8540w, then your hard drive is free from any damage. However, if the test fails, you may contact HP Service and ask for a hard drive replacement.

Repair boot record

The Master Boot Record (MBR) is a partition in your hard drive that is used to boot the Windows Operating system. The Windows Operating System Disc (OSD) has provisions to repair the Master Boot Record. After inserting the Windows Operating Disc into the optical drive of your system, press the ‘Power’ button continuously so as to turn off the system. On turning ‘On’ your notebook, select the option to ‘Boot from CD’. In the Windows Setup menu, press the ‘R’ key and then type ‘FIXMBR’ in the command prompt. Press ‘Enter’ when asked if you want to write a new Master Boot Record. Once the new record is successfully written, you are required to restart your notebook.

You may also try reinstalling your Operating system so as to be relieved from the startup problems. Your HP EliteBook 8540w is configured with a Recovery Manager tool that helps you repair and reinstall your original Operating system. You could also use a Recovery CD/DVD for reinstallation. System Recovery would help you to overcome a damaged Operating system, corrupted hard drive and also if your system is virus infected. Performing a System Recovery removes all the files in your hardware and reinstalls your original Operating system.

The HP EliteBook 8540w mobile workstations have Intel Core i5 or i7 processors and Mobile Intel QM57 Express chipset and a 16 GB memory. The system is available with various Windows operating systems including Windows 7, Windows Vista and Windows XP with a 32 bit or 64 bit system. No operating system is perfect and chances of hardware failure might cause your system unable to shut down properly. When you connect the system to the Internet, chances of malware infection is also there. You must check your systems specifications before choosing an operating system for it. It will help you to keep the system away from most of the problems related to incompatibility issues to a great extent.

Some of the possible reasons that do not allow the HP EliteBook 8540w to shutdown and tips to resolve them are described below:

• Corrupted operating system files
• Potential internal conflicts
• Malware infection

Corrupted operating system files

If your system shuts down suddenly due to power problems or hardware failure, there might be chances of your operating system files getting corrupted. After that when you restart the computer system, it might reboot and work for a while. But it sometimes freezes and won’t allow you to shut down and you will need to switch off the power to shut down. To resolve this, go to the shutdown troubleshoot option or reinstall the operating system.

Potential internal conflicts

When you try to shut down the system, some of your applications or services that were running get stuck. Then your system will show a shutdown screen for a long time but it won’t go off. When you close multiple applications before shutting down, conflicts might arise and your system won’t shutdown properly. To resolve this, delete junk files and unwanted files from your system and run Microsoft Configuration and disable the unnecessary services on it.

Certain threats likes Trojans and spyware can change the settings of your operating system and can delete the files as well. This will affect your system’s startup and shutdown process. To resolve this you should scan the system with a strong antivirus and remove all the threats from the system. You are recommended to check the operating systems configuration also. Then restart the system and install required updates.

The issues that crop up during the use of HP EliteBook 8540w with regard to its wireless connectivity are numerous and often are caused by software that is used. The problems that are faced by each user may take a different form as the software that is used by the individual may differ. The most common issues are not having connectivity via the LAN that is used to access the Internet, the connection just stops working or is dropping the connection at regular intervals. The above problems persist even though the wireless network is present. All these issues tend to become sizable problems as it impacts your productivity as well as efficiency. Depending on the nature of the problem each HP EliteBook 8540w user might have to try different methods to solve the wireless connectivity problem. Tech forums often have posts with other users who have solved similar issues and these can be of great help. The first step to trying out any solution for the wireless connectivity problem is to backup all important documents to safeguard against potential data loss. The one solution that answered most of the problems is the reinstallation of the Wireless LAN driver software. The connectivity problem may also be caused by the default settings of the Windows operating system for the wireless network.

Tips for solving wireless connectivity issues are:

• Backup all files and data before trying out a solution
• Check and update the operating system
• Check the software

Backup all files and data before trying out a solution

All important files and data should be backed up before trying out any solutions to the wireless connectivity problems of the EliteBook 8540w. This has to be done with the creation of a System Restore Point for safety.

Check and update the operating system

Updating the operating system often helps to resolve wireless connectivity issues. Firewalls that are associated with the operating system may be the cause of the problem and should be checked.

Check all the software that is connected with the wireless devices as changes are liable to cause problems with the wireless connection.

The HP EliteBook 8530w is the latest workstation that is built with a 15.4” screen to power and display the performance of a 2.53 GHZ Intel Core 2 Duo processor. It comes with an internal 6 MB cache memory. The operating system that comes preinstalled in with the machine is Windows Vista Business. It has an internal memory RAM of 4 GB and a 160 GB hard drive. Other features on the system include the Blu-Ray DVD burner drive and 3 years onsite warranty. The system comes integrated with Wi-Fi, Ethernet, modem as well as Bluetooth connectivity. Bluetooth plays an important role in setting up a small scale network that can be set up and torn down with ease. Costs are low as there is no underlying hardware needed for the transfer of data.

The following points describe the manner to download and install drivers and the things to be remembered while doing so:

• Download the drivers from the Internet
• Update the operating system for better support
• Download from trusted sites

Download the drivers from the Internet

The drivers needed to run the Bluetooth device on the HP EliteBook 8530w can be obtained from the Internet. If the software is not functioning properly due to an update or changes made to the system hardware, the driver details can be downloaded from the Internet. The drivers can be obtained from the HP website. The drivers that support Windows Vista as well as the integrated Bluetooth devices are available on the website for you to download.

Update the operating system for better support

The Windows Vista operating system may not support the new hardware and device drivers. This problem can be resolved by updating the operating system. Operating systems that are outdated will not support new drivers. Update the operating system and its service pack in order to obtain the support for the latest hardware that is installed on the system.

When the drivers are not easily available, search online for drivers from other support sites, but care must be taken that the drivers are certified to be authentic and download them only from sites that can be trusted. The private websites might have malware in the driver files that could lead to malware entering the system and causing damage to the system.

For any hardware to work on your system, you need to install the required device drivers. HP EliteBook 8540w comes with a drivers CD through which you can easily install all the drivers. In case you have lost the CD, you can easily download and install the Windows 7 drivers from online resources. Various issues related to Windows 7 drivers for HP EliteBook 8540w are discussed in the following points.

• What are the sources to find drivers?
• Installation of Windows 7 drivers in HP EliteBook 8540w
• Things to keep in mind while installing the drivers

What are the sources to find drivers?

The most reliable source for finding the correct Windows 7 drivers for your HP EliteBook 8540w is through their own website where you can find most of the drivers. You just have to enter and search the exact model number and all the possible drivers that you might have opted will be displayed. In case you have customized your hardware like adding some additional video card etc. then you must need to go to the company’s website to download the reliable drivers. You need to be very careful because some website which have these drives contain malicious applications which can be harmful.

Installation of Windows 7 drivers in HP EliteBook 8540w

Once you are done with downloading the drivers for your HP EliteBook 8540w, now it is time that you install them so that your hardware can work in a proper way. If you have downloaded the executable file then it is very easy to install the drivers just by double clicking the file. But in case you have downloaded it in some other format then you need to install it through Control Panel. Go to Control Panel and double click ‘Add New Hardware’ where it will search for all the new hardware and display a list which needs to be installed. You can also check the device manager and see the status which hardware has been installed or not. If you see any yellow question mark icon with any hardware that means your device has not been properly installed. Right click the icon and click on ‘Update drivers’ and give the exact path where you have downloaded the driver which can be CD if you are installing it from CD given to you with HP EliteBook 8540w.

You need to be very careful that you install the right driver which is totally compatible with your operating system. To install the drivers, it really depends in what form you have downloaded the drivers. During the installation, it is highly advisable that you do not use any other application while installing the driver to free more memory for installation.

The choice of a notebook and an operating system that suits your work and entertainment requirements may be a daunting task. This becomes easy with HP EliteBook 8540w and the Windows® 7 operating system as they complement each other. They balance the features and the utility value of both areas to give a great computing experience to the user. The dynamic design of Windows® 7 Home Premium 64-bit version with its innovative taskbar and Aero Peek offers a range of baseline features that are user-friendly and convenient. EliteBook 8540w notebook users will find that Windows® 7 Home Premium operating system is highly visual and pleasant to use with HD content, fancy themes and active content. The 15.6 inch display of the notebook is ideal for Windows® 7. The visual elements of Windows® 7 and other applications which are associated with it work with the integrated graphics to offer the best 3D performance and are ideal for gamers. The EliteBook 8540w also offers more than 2GB RAM which is the minimum requirement for the Windows® 7 Home Premium operating system. In addition, there are other features such as the hard drive, rotational speed and internal optical drive that work well when EliteBook 8540w has a Windows® 7 operating system installed.

Some advantages of having a Windows® 7 Home Premium on an EliteBook 8540w are:

• Organized and innovative taskbar
• Windows Media Center
• Sharing and locating files

Organized and innovative taskbar

The location of any program can be easily accessed with the innovative taskbar of the Windows® 7 Home Premium operating system. The user-friendly taskbar can be organized by simply dragging the icons shown.

Windows Media Center

Entertainment is facilitated with the ability to record TV, videos and movies, pause them, rewind and play using the Windows Media Center while the Windows Media Player allows the user to play music conveniently on any device, be it PC or peripheral.

Windows® 7 allows users to share files with other computers that have the same operating system. You can share music, documents and printers. The location of files can be searched easily by entering a name or a keyword.

All devices of your HP EliteBook 8540w use drivers to ensure performance and productivity. If you encounter problems with regard to a graphics card, sound card, wireless connection, printer, scanner or the peripheral then it is probably due to outdated drivers. To solve these problems all you have to do is to make sure that the drivers are constantly updated. This will enhance the synchronization between the different components in your PC. Windows Vista operating system has a vast library of drivers and the choice of drivers from these should be geared to the work done on your PC. Sound cards, display adapters, storage controllers, keyboards, printers, mice, scanners, digital cameras and graphics are all available for Windows Vista and can be updated with ease. The Vista system Device Manager in conjunction with the Update Driver Software Wizard can automatically update your drivers by default. Out of the numerous drivers there are some that are essential. These are the main drivers such as the audio driver which is a High Definition Audio Driver, the Graphics and Video Driver, the chipset package, storage driver, modem driver and the Network Driver. These drivers can be used in the HP EliteBook 8540w laptop as they are compatible with the Windows Vista operating system that it uses. There are driver update software that can be used to help with finding the required updates or it can be done manually by visiting the mothersites.

Whichever way the updates are done there are a few things to remember as you install or update drivers on HP EliteBook 8540w. They are:

• Check the suitability of the driver
• Check for downloading issues
• Old drivers have to be completely uninstalled

Check the suitability of the driver

Any driver that is going to be installed has to be checked for its compatibility with the EliteBook 8540w as well as the Windows Vista operating system. In addition the selection of the driver should reflect the needs of the user according to the work it is used for.

Check for downloading issues

If there are any issues with the driver as you download the software, it should be disabled immediately. Then you can start installation anew or replace the driver with another that is better suited.

Uninstalling of old drivers which are not in use has to be done as this may be a major cause of disruption to your PC. Check that there are no files remaining from the process before you proceed to install new drivers.

Our tech experts can scan your HP EliteBook 8540w Mobile Workstation to identify and remove viruses, spyware and malware from it. We can assist you to download and install the latest and compatible antivirus software on your system to enhance its protection against unauthorized access by hackers and intruders.

Antivirus software makes use of superior technology to guard security holes present in your operating system. You can browse the web, play games online and shop and download applications without the fear of virus attacks. Additionally, we can configure the settings of Windows Firewall on your system to guard it against spam mails.

Just give iYogi Certified Technicians the green light to remotely access your HP EliteBook 8540w Mobile Workstation through the Internet and we can remove viruses, spyware and malware from it.

Call iYogi, we can guard your system against malicious programs and other threats.

Award winning tech support from iYogi includes:

• Affordable and reliable tech support to remove viruses, spyware and malware from your HP EliteBook 8540w Mobile Workstation at one-flat-rate
• Detecting and removing malicious programs from your system
• Configuring the settings of Windows Firewall on your system
• 24/7 access to skilled tech experts remotely via the Internet
• Highly skilled tech experts to fix all technical issues related to all HP products

Comprehensive support for your PC, connected devices, peripherals and over 100 software applications including:

• Diagnostic & repair for your technologies.
• Troubleshooting software errors.
• Updating drivers and security to protect against online threats.
• Connecting to the Internet, devices and peripherals.
• Optimizing your PC’s speed and performance.

Unlimited access to great tech support, all year around. We promise the lowest wait-time and highest resolution rate in the industry.

iYogi’s skilled and experienced tech experts can provide support for all HP PC models, including HP EliteBook 8540w Mobile Workstation, HP EliteBook 2540p Notebook PC, HP EliteBook 8740w Mobile Workstation, HP EliteBook 8540p Notebook PC and HP EliteBook 2740p Tablet PC.