Operating system tools, Common questions and possible fixes, System and hard drive – Computer Tech Link Vector User Manual

Page 32: System will not boot - power led is off, System will not boot - power led is on

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Operating System Tools


Windows XP, Windows 98, Windows ME, Windows NT 4.0 and Windows 2000 Professional all
include a variety of tools that can be of great help in troubleshooting problems. Simply searching
for a particular topic in the Help system of Windows can yield a lot of information about the
problem. Various tools and troubleshooting wizards can also be found by searching the Help
system. The help system can typically be accessed from the Start menu in the bottom left corner
of the screen.

Windows XP and Windows ME feature a tool of particular interest when faced with some types of
computer problems. System Restore keeps track of certain aspects of your computer’s
configuration and can be used to revert your computer’s configuration to an earlier, trouble free
state. Access this tool by searching for “System Restore” in the help system. CTL Computer
Systems with Microsoft Windows XP or ME have a Restore Point created after the computer is
built. Users can revert to this Restore Point in order to solve some types of computer problems.

A feature of Windows XP that can solve device driver related problems is Device Driver
Rollback
. This tool can be used after a user installs a device driver on the computer that causes
instability. The Device Driver Rollback tool can remove the newly installed driver and revert to a
previously installed device driver that did not cause instability.

Refer to your operating system documentation for more information about specific tools and
trouble shooting techniques.

Common Questions and Possible Fixes


The following is a list of commonly asked questions and possible fixes. Whenever possible,
perform the suggested isolation tasks in the order given.

System and Hard Drive

System will not boot - Power LED is OFF.


Most likely cause:
no power supply.
One or more of the steps described below may require you to work inside your computer. Please
read the WARNING at the beginning of this chapter before you proceed.

1. Verify that the power supply fan is spinning. If so, go to step 4.

2. Make sure that your power cable is properly connected at both ends. If not, plug it in

securely.

3. Verify that the surge protector strip or wall outlet is on and providing power.

4. Remove the cover (see “Opening Your Computer Case,” page 40) and check that the

power supply is connected to the motherboard securely.

System will not boot - Power LED is On.


Most likely cause:
bad component or card. Record and verify any beep codes during this process.

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