What should you tell him to check to make sure he orders the correct power supply?

What should you tell him to check to make sure he orders the correct power supply? (Can be several items!) Wattage requirements, Number of hard drives, Video requirements, Form factor, will it fit the chassis.

When advising a customer on the purchase of a new power supply you should explain that if the power supply runs at peak performance all the time it will overheat additionally power supplies can lose some capacity over time considering these conditions you?

When advising a customer on the purchase of a new power supply, you should explain that if the power supply runs at peak performance all the time, it will overheat. Additionally, power supplies can lose some capacity over time.

When you verify a system is functioning properly?

When you verify a system is functioning properly, you determine that the problem could have been prevented. What should you do to help the computer’s user avoid having the same problem again? You just studied 56 terms!

What problem can you detect on the computer and confidently report to your client?

What problem can you detect on the computer and confidently report to your client? System is overheating. 8. Phil wants to add a new video card, and he is sure the power supply is sufficient to run the new video card.

What is a typical symptom of a CMOS battery failure?

This is the most common CMOS battery failure sign. Sign -2 Your PC occasionally turns off or doesn’t start. Sign -3 Drivers stop working. Sign -4 You may start to get errors while booting that say something like “CMOS checksum error” or “CMOS read error”.

How much power is consumed by a load drawing 5 A with 120 V across it?

600 watts

Which two components in a system might make a loud whining noise when there is a problem?

Which two components in a system might give out a loud whining noise? In case the power supply is not able to provide sufficient power to the devices then it will whine after the power is plugged up for the first time. At times there can be a problem with the power supply fan.

How do you determine the wattage capacity needed by a power supply?

How do you determine the wattage capacity needed by a power supply? Add up all wattage requirements for all devices that will use the power supply and then add an additional 30%.

How many pins does the CPU fan header on a motherboard have?

4 pin headers

Which type of boot authentication is more secure?

UEFI

What are two reasons to tie cables up and out of the way inside a computer case?

What are two reasons to tie cables up and out of the way inside a computer case? *It stops the cables moving, preventing short circuits if a cable is worn. *It keeps cables from blocking the airflow, required to reach the heatsinks and hard drives. Why should a tower case not sit on thick carpet?

What should you immediately do if you turn on a PC and smell smoke or a burning Odour?

If you see or smell smoke, immediately unplug whatever seems to be causing it. Smoking can also happen if your computer fans stop working properly. This can happen if the fans or vents become clogged with dust, making it easier for your computer to overheat.

Why does my computer smell like its burning?

A burning smell emitting from your laptop indicates that your machine’s cooling system is not functioning properly. If your laptop smells like something is burning, this usually means that your computer is overheating. Immediately turn the computer off and allow it to cool for 10 to 15 minutes.

Why does my PC smell like its burning?

If it smells like something’s burning, that’s usually because something is burning… whether it’s dust, bugs or components, that smell has to come from something. The evaluations (and the pictures taken) often reveal dust, dust. Once the dust is removed, the computers work just fine.

When taking a computer apart why is it important?

A+ Guide to IT Technical Support

Question	Answer
When taking a computer apart, why is it important to not stack boards on top of each other?	You could accidentally dislodge a chip this way.

What type of computer is likely to use so Dimms?

Laptop computers

Which is faster a Hi Speed USB port or a SuperSpeed USB port?

Which is faster, a Hi-Speed USB port or a SuperSpeed USB port? SuperSpeed USB is faster than Hi-Speed USB. What type of output does an S/PDIF port provide? Connect to external home theater audio system that provides the best signal quality and digital audio output.

What are the three purposes accomplished by the motherboard BIOS?

The system BIOS manages essential devices (such as the keyboard, mouse, hard drive, and monitor) before the OS is launched. the startup BIOS is used to start the computer and lastly BIOS setup or CMOS setup is used to change the motherboard configuration orsettings.

How is the best way to determine if a cable inside?

6. The best way to determine if a cable inside a computer is a data and instruction cable or a power cable is by its location in the computer because data and instruction cable are attached to the motherboard and power supply has its own separate cable for power .

Why is a power supply dangerous even after the power is disconnected?

Why is a power supply dangerous even after the power is disconnected? Capacitors maintain their charge long after current is no longer present, which is why the inside of a power supply can be dangerous even when power is disconnected.

What are the three most popular form factors used for motherboards?

What are the three most popular form factors used for motherboards? The most popular motherboard form factors are ATX, microATX (a smaller version of ATX), and Mini-ITX (a smaller version of microATX).

What are the two different voltages that a PCI slot can provide?

What are the two different voltages that a PCI slot can provide? 3.3 or 5.

Which two form factors of motherboards are most commonly used today?

The most common motherboard form factor is ATX. The different types of ATX are known as micro-ATX (sometimes shown as µATX, mini-ATX, FlexATX, EATX, WATX, nano-ATX, pico-ATX, and mobileATX). A smaller form factor is ITX, which comes in mini-ITX, nano-ITX, and pico-ITX sizes.

What keeps the motherboard from touching the case?

A motherboard is installed so that the bottom of the board does not touch the case. To keep the board from touching the case, spacers or standoffs may be used.

Can a motherboard touch the case?

Can a motherboard touch the case? if you mean underneath the motherboard and assuming the case is made from an electrically conducting material, like metal, then the answer is no. That will allow the circuits to be shorted causing any number of possible problems. It must be mounted on the standoffs.

Can I touch the back of the motherboard?

You’re not supposed to touch exposed metal on motherboards because you may have electrostatic charge on you from rubbing your feet on the carpet or moving your fingers through your hair (you may do it as a habit, without realizing) or just moving your hands and touching them by the clothes you have on your body,.

Can you touch RAM with bare hands?

On at 5:09 PM, Matt100HP said: It’ll almost certainly be fine, don’t worry about it.

What should you not do when installing RAM?

Before handling any electrical components, including RAM, always ground yourself to nullify any static charges that may have built up on you. Avoid installing RAM or any other computer component on carpet. Carpets generate tons of static electricity very quickly and you could fry your RAM module without even knowing.

How can I clean my RAM?

Steps on how to clean RAM module contacts

Prepare a good enough workspace. Unplug your computer from power and everything else so you can move it to an uncluttered work area.
Clean the contacts with an eraser.
Clean off the eraser filings.
Clean the RAM slots.
Reinstall the RAM.
Conclusion.

Can static ruin RAM?

Random Access Memory(RAM) can also be damaged by static electricity. This happens when you are installing the RAM and you have a static charge. It also takes around 10volts to completely fry your RAM sticks. You can damage the processor via ESD by touching the contact points of it.

What should you tell him to check to make sure he orders the correct power supply?

How much more wattage over peak Do you recommend the customer purchase?

So a power supply of 30 percent over peak voltage is recommended to tackle these problems.

What should Sara do to help work out the solution?

What should Sara do to help work out the solution? Take a break and come back later. When you verify a system is functioning properly, you determine that the problem could have been prevented.

What possible actions can Henry take to make his laptop usable?

What possible actions can Henry take to make his laptop usable? Henry can replace the system board. Henry can buy a new laptop. Henry can use the laptop on AC power only.

What a bad capacitor looks like?

Well, bad caps typically have a domed, or swollen top. Sometimes really bad caps can leak their electrolyte out of themselves too. Then you may see this brown crust around the capacitor, or perhaps on it. It often looks somewhat like a dried coffee stain.

How can you tell if a capacitor is blown?

A busted capacitor can be obviously broken (leaking brownish fluid, corroded, or with the leads severed), but sometimes it’s subtle. The top of a blown capacitor will be slightly bent outwards in a convex shape, rather than flat or slightly indented inwards like a working capacitor.

What is the typical symptom of a CMOS battery failure?

How long does a CMOS battery last?

around five years

Can a dead CMOS battery stop a computer from booting?

A dead or weak CMOS battery will not prevent the computer from booting. You’ll just lose date and time.”

What will happen if CMOS battery is removed?

Removing the CMOS battery will stop all power in the logic board ( you also unplug it too). If a computer is having boot loops or is frozen and there is no other way to restart the computer then unplugging it and taking out the CMOS battery will take out any remaining code in the RAM of the system.

How do I know if my CMOS battery needs replacing?

Here are the CMOS battery failure symptoms:

The laptop has difficult booting up.
There’s a constant beeping noise from the motherboard.
The date and time have reset.
Peripherals aren’t responsive or they don’t respond correctly.
Hardware drivers have disappeared.
You can’t connect to the internet.

Can you run a PC without a CMOS battery?

You can generally run your PC without the CMOS battery as long as your default CMOS parameters are compatible with the operating system, or as long as you manually set the appropriate CMOS parameters after every time the system loses power.

Is removing CMOS battery safe?

There’s a constant draw on that CMOS battery, whether the PC is on or not. Yes, it is safe to replace the battery while the motherboard is plugged in, even while it’s running. However, you have to be very careful not to short something with the battery itself while you’re replacing it.

Does CMOS battery recharge?

3 Answers. Most CMOS batteries are CR2032 lithium button cell batteries and are not rechargeable. There are rechargeable batteries (e.g. ML2032 – rechargeable) that are the same size, but they can’t be charged by your computer.

Can you hot swap a CMOS battery?

If you remove & replace cmos battery with the power on you can lay the PC on its side or put some sticky tape on the old & new batteries first (or do both). If you do it this way when you pop the old battery out the tape enables you to hold onto the battery & also stops it from falling onto the board.

Can I remove CMOS while PC is on?

Prominent. Nope, just did it twice. PC is completely fine and boots up properly. I still would recommend doing it though as it didn’t clear cmos until the PC was off.

Do servers have a CMOS battery?

A coin-cell battery (CR-2032) on the Intel® Server Board powers the Real Time Clock for up to 10 years in the absence of power. When the battery starts to weaken, it loses the voltage, and stored server settings as well as system clock and date settings may be lost.

Are all CMOS batteries the same?

They are all 3-3.3v but depending upon the manufacturer, a smaller or larger size may be used (rare anymore). Here’s what the retail site Cablesnmor has to say “CMOS batteries power the real-time clock and RAM function for your PC. For most newer ATX motherboards, the CR2032 is the most common CMOS battery.

How do I change my BIOS battery without losing settings?

But if you really want to do it, you just attach a couple of clips leads to a battery of the same voltage, and find a place on the main board that is directly connected to the battery, attach the clips to it and then replace your CMOS battery. The external battery will ensure no data is lost.

What must you do after replacing the CMOS battery?

To reset the BIOS by replacing the CMOS battery, follow these steps instead:

Shutdown your computer.
Remove the power cord to make sure that your computer receives no power.
Make sure you’re grounded.
Find the battery on your motherboard.
Remove it.
Wait 5 to 10 minutes.
Put the battery back in.
Power on your computer.

Can I use CR2025 for CMOS battery?

If the CR2025 battery fits snugly in the CR2032 holder, then yes. It will not last as long being that it has a capacity of about 160 mAh vs 225 mAh for the CR2032. Both battery types are 20mm in diameter. The 2025 is 2.5mm thick and the 2032 is 3mm thick.

How many volts should a CMOS battery have?

The voltage of CMOS batteries ranges from 3 to 6 volts. Check the motherboard or the motherboard documentation to determine the actual battery requirements.

Does CMOS battery size matter?

Nope, if it’s a CR2032, it’ll work perfectly fine. It’s just a generic battery size like AA is.

Can I use CR2032H instead of CR2032?

CR2032 have 220mAh while CR2032H have 240mAh. Suffix H indicates Higher capacity of battery, it has more Capacity in terms of Nominal Capacity in mAh. CR2032 have 220mAh while CR2032H have 240mAh.

Do laptops not have CMOS?

Modern computers and laptops, however, don’t have CMOS RAM because they store the required information on a non-volatile memory. But they still have a battery on their motherboard which keeps the Real Time Clock ticking. There are certain laptop problems that reflect your CMOS battery needs replacement.