- TESTOUT PC PRO INSTALL POWER SUPPLY UPDATE
- TESTOUT PC PRO INSTALL POWER SUPPLY UPGRADE
- TESTOUT PC PRO INSTALL POWER SUPPLY SOFTWARE
While exploring technology concepts throughout the course, it's important to revisit the ethical principles covered in this first chapter. After an in-depth discussion of the learning objectives for the course, the chapter continues with a survey of ethical issues associated with computer technology.
Upon inspection you notice some capacitors are bulging and are leaking brown fluid.The first chapter begins by defining three overlapping disciplines: Information Technology (IT), Information Systems (IS), and Computer Science (CS). Some days it functions correctly, other days it crashes frequently.
What should you do?Ī user calls to complain that her computer is behaving erratically. After installing two 4 GB modules and booting up your system, you find that Windows only recognizes 3.5 GB of RAM. Your motherboard has two memory slots and supports a maximum of 8 GB of RAM. However, when you start the computer, it beeps regularly and nothing is displayed on the screen and it doesn’t start. You check the motherboard documentation and purchase the fastest processor supported by the motherboard.
TESTOUT PC PRO INSTALL POWER SUPPLY UPGRADE
To extend it’s service life, you decide to upgrade the processor. You have been using the same computer for several years. Verify that no keys are being pressed down during POST. What should you do?Ī user has a 301 keyboard error on POST. Instantly you see smoke and small a strange odor coming from the computer. What is likely the problem?Īfter arriving at work you turn on your computer to begin your day. When you access the UEFI setup program, you see that the date is several years behind and the time is set to 12:01am. When you try to boot your computer, it hangs after POST. Most BIOS/UEFI setup programs provide an option to save existing settings to a file. You should also backup your existing UEFI settings before updating.
TESTOUT PC PRO INSTALL POWER SUPPLY UPDATE
Loosing power during the update process can cause catastrophic problems.
TESTOUT PC PRO INSTALL POWER SUPPLY SOFTWARE
What (2) things should you do if possible before updating the UEFI firmware?Ĭonnect the computer to a UPS Backup existing UEFI software If possible, you should connect the computer to an uninterruptible power supply (UPS) before updating the UEFI firmware. Before you can do this, you must reinstall the old processor in the system to get it back and running again. If the motherboard documentation lists the processor as supported but it is not correctly recognized, updating the BIOS or UEFI firmware to the latest version may fix the problem. Reinstall the old processor in the motherboard Flash the UEFI firmware Flashing the BIOS or UEFI firmware is often required to upgrade system components, such as to upgrading to a faster processor. However, when you try to start the computer it beeps regularly and nothing is displayed on the screen. To improve performance, you decide to upgrade the processor. When the hard disk controller reads or writes the data to a hard disk, power is sent to the hard disk LED pins on the motherboard, causing the case hard disk LED to light up. The system case hard disk LED connects to jumper pins on the motherboard. Your computer starts, but the hard disk light does not come on when the system is booting. You just replaced the motherboard in your computer.
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