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The best way to Troubleshoot a Compaq Laptop

19
Jan 2015
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The best way to Troubleshoot a Compaq Laptop


Introduce:
1 Disconnect all peripheral devices, USB devices and media cards attached
towards the laptop.

two Disconnect the AC adapter and take away the battery pack. Hold inside thepower button to get a minimum of 15 seconds to clear the system of electrical current.

three Reconnect the AC adapter towards the laptop but do not re-install the battery pack. Depress the power button and seek out LED light activity. Listen for signs that the disk drive and fan are functioning. In the event thelaptop fails to start or starts but will not be operating generally, start investigating the distinct symptom. In the event the laptop is operating normally, shut down the laptop and reinstall the battery pack.

1 Exchange the AC adapter,
power cord and battery pack with operatingcomponents from one more Compaq laptop. You could use this to test your energysupplywhen you've got no LED light activity or the show remains black following you turn around the laptop.

two Connect the AC adapter and locate the laptop "Reset Button." The "Reset Button" is inside a hole positionedon the bottom of your laptop. Insert a paper clip to press the "Reset Button" and hold for roughlyfive second to reset the notebook. Press the power button to start the laptop to ensure that it really is operating properly.

three Download and set up updates for the drivers, utilities, operating program, applications and devices connectedalong with your laptop. Pay a visit to the HP, Compaq and Microsoft websites and use either the "Drivers or Downloads" tab or the "Search" functionto seek out the drivers and downloads applicable for the laptop. Describe your unique laptop or model numberto beginlooking for updates.

1 Connect an external monitor to test
if thedisplayand other external devices are defective or incorrectly connected towards the laptop. Press "Fn" + "F5" to switch in between monitor and laptop display. When the external monitor performs, reboot the laptop and evaluation all error messages that seemon the laptop show. These error messages is going to be visible on a black screen. Stop by the HP, Compaq and Microsoft web sites for details pertaining for the error messages. Follow all suggestionswith regards to the resolution of your error messages.

2Energy up the laptop, and promptly press and hold the "F2" or "F10" essential. This opens the BIOS setup screen. Press the "F9" important to reset the BIOS to default conditions. Restart the laptop and record any on-screen error messages that mayappear. These messages indicate conflicts among the firmware, BIOS and external devices. You might also get prompts to reenter BIOS and make the suitable settings modify to resolve any hardware conflicts. If the laptop powers up correctly, visit the HP, Compaq and Microsoft internet websites and download all updates for the drivers, utilities, firmware, operating technique and pertinent application application.

three Press the powerkey, and instantly press and hold the "Esc" important to access the Extensible Firmware Interface (EFI) atmosphere. Only laptops running Windows 7 and Vista use EFI. On the EFI Startup Menu screen, navigate with all the tab and arrow keys and comply with all guidelines to access Method Diagnostics and run the Start up test, the Memory Test as well as theHard Disk Test. Soon afteroperating these diagnostics, reset the BIOS to default circumstances. In the event the laptop powers up correctly, pay a visit to the HP, Compaq and Microsoft web-sites and download all updates for the drivers, utilities, firmware, operating technique and pertinent application application.

1 Click "Start," "Control Panel" and "Add or
RemovePrograms." Stick to the on-screen prompts to remove any recently installed software that may be causing a Blue Screen. The same applies in the event the laptop fails to continue booting right after the Windows logo screen seems, or in the event the laptop continually restarts without having prompting.

2 Click "Start," "Control Panel, "System" and open the "Device Manager" tab to observe if all devices are properly installed. If you observe a yellow query mark, right-click on the device and click on the "Update Drivers" button. Also, right-click on the device and click on "Enable," if feasible. Restart the laptop to identify if this resolved the problem.

3 Reinstall the applications or devices only soon afteryou have updated the drivers, utilities, firmware and BIOS. Visit the Compaq and Microsoft web page to download the proper updates.

1 Insert a recovery disk
within your CD/DVD drive to restore your laptop to its original situation. This disk could be either a CD or DVD and could involve more thana single disk. Carry out this action only if all troubleshooting techniques have failed. Adhere to all on-screen prompts to restore your laptop to its original situation.

twoVisit the HP, Compaq and Microsoft website to download updates to your drivers, utilities, firmware and BIOS.

3 Download updates for the anti-virus software application. Run a full scan with your anti-virus software.
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