Why is the service manual so important to have when you disassemble a laptop? The service manual for the laptop model explains how to open the case and remove components without damaging the case or components . Each laptop model is proprietary in design and the way to disassemble a laptop vary widely.
Why are laptops usually more expensive?
The main reason why laptops are more expensive than desktops is in the development costs to create hardware that is compact enough and at the same time meeting an expected level of performance . And it’s not just performance that is a big challenge.
When assembling a computer system which do you install first the drives the motherboard or power supply?
Plug the 24-pin power connector into your motherboard first , then go for the 4 or 8-pin CPU power connector. Plug in the optical drives, SSDs, and hard drives as needed.
What are the six steps that you can use to solve any computer problem?
1) Interview the user and back up data , 2) Examine the system and form a theory of probable cause or your best guess, 3) Test your theory, 4) Plan a solution and implement it, 5) Verify all works and take appropriate preventive measures, and 6) Document what happened and the outcome.
How does a service manual aid in the disassembly and repair of a laptop?
Why is the service manual so important to have when you disassemble a laptop? The service manual for the laptop model explains how to open the case and remove components without damaging the case or components . Each laptop model is proprietary in design and the ways to disassemble a laptop vary widely.
What are some pros to selecting a desktop?
A desktop computer provides you with drive bays in which you can install additional storage . By comparison, adding storage capacity to a laptop limits you to plugging in external devices or installing a replacement for its internal drive, a swap-out that may require a technician service call.
Which is better laptop or desktop?
After taking a look at all the factors at play between laptops and desktops , we can already say which one is better. In terms of portability, user-friendliness, and power efficiency, laptops win. For everything else, desktops all the way.
Are PCs or laptops more expensive?
If a desktop PC and a laptop have the same specifications, the general rule is the laptop will be more expensive . Top-of-the-line laptops generally have higher price points than desktop PCs and they also have all of the limitations listed above.
Why are computers so expensive right now?
Perhaps the most important shortage is that of computer chips. People and businesses alike are scooping up PCs for elevated prices as they are well aware of the fact that the computer chip shortage could last into 2022. The rise in demand combined with the limited supply has made PCs that much more expensive.
What are the necessary components needed in PC assembly?
- Case.
- Motherboard.
- CPU [Processor]
- GPU [Graphics Card] (if no integrated GPU)
- RAM [Memory]
- Storage Device (SSD, NVME SSD, HDD)
- Cooling (CPU, Chassis)
- PSU [Power Supply Unit]
What is the purpose of an expansion slot on a motherboard?
An expansion slot is a socket on the motherboard that is used to insert an expansion card (or circuit board) , which provides additional features to a computer such as video, sound, advanced graphics, Ethernet or memory.
What is the very first step that should be taken when performing work with a computer group of answer choices?
What is the very first step that should be taken when performing work with a computer? You should power down the system and unplug it .
What factors should be considered before disassembly and reassembly of a computer?
- Step 1: Mount the Processor. ...
- Step 2: Fix the Motherboard in the Tower Case. ...
- Step 3: Connect the Power Supply. ...
- Step 4: Install the Drives. ...
- Step 5: Connect Cables. ...
- Step 6: Mount the Memory Modules.
What should you do after a problem has been resolved?
Once you feel like you have resolved a problem, politely tell the customer the job is finished , and go on your way. Errors with memory are often difficult to diagnose because they can appear intermittently and might be mistaken as other types of errors.
What are the 7 troubleshooting steps?
The steps are: identify the problem, establish a theory of probable cause, test the theory, establish a plan (including any effects of the plan), implement the plan , verify full system functionality, and—as a final step—document everything.
Can you take a laptop apart?
Taking apart and rebuilding a laptop will enable you to change out components, clean your system, or scrap the internal components of the laptop.
Which of the following are the tools used in computer disassembly and assembly?
You will need, at a minimum, the following simple tools: Screwdrivers and nut drivers . You should have, at a minimum, small- and medium-sized Phillips and flat screwdrivers and a 1/4′′ nut driver. A precision screwdriver set should have all the screwdrivers you’ll need.
What is a RAM?
Random access memory (RAM) is a computer’s short-term memory, which it uses to handle all active tasks and apps. None of your programs, files, games, or streams would work without RAM. Here, we’ll explain exactly what RAM is, what RAM means, and why it’s so important.
How do you take a HP laptop apart?
- Turn laptop off. ...
- Turn the laptop over so the bottom is up and the rear panel is facing you.
- Pop open the battery cover by sliding the release switch to the right. ...
- Unscrew and remove the two screws holding the hard drive cover into place. ...
- Unscrew all of the screws found on the rear panel.
What makes a computer fast?
The overall speed or clock speed of the computer and how fast it is capable of processing data is managed by the computer processor (CPU) . A good processor is capable of executing more instructions every second, hence, increased speed.
What are the 3 most common operating systems for personal computers?
The three most common operating systems for personal computers are Microsoft Windows, macOS, and Linux . Operating systems use a graphical user interface, or GUI (pronounced gooey), that lets your mouse click buttons, icons, and menus, and displays graphics and text clearly on your screen.
Is a 7 year old computer worth fixing?
“If the computer is seven years old or more, and it requires a repair that is more than 25 percent of the cost of a new computer , I’d say don’t fix it,” says Silverman. ... Pricier than that, and again, you should think about a new computer.
Is computer really helpful now a day?
Computer has become very important nowadays because it is very much accurate, fast and can accomplish many tasks easily. Otherwise to complete those tasks manually much more time is required. It can do very big calculations in just a fraction of a second. Moreover it can store huge amount of data in it.
Why choose a laptop over a desktop?
Portability . Not only are laptops smaller than desktops, they also run off of a battery, and that means you can take them anywhere. This is obviously a substantial advantage over desktops, which have to stay plugged-in to operate. For students and professionals, this can be the deciding factor.
Does Mac count as PC?
In the strictest definition, a Mac is a PC because PC stands for personal computer . However, in everyday use, the term PC typically refers to a computer running the Windows operating system, not the operating system made by Apple.
What is better for students laptop or desktop?
A laptop is the best option for students who are going to school outside of the home every day, and need a computer for classes. While laptops are more delicate than desktop PCs, you can now find rugged laptops that will take a fall or two without being destroyed.
Will PC parts prices drop in 2021?
Prices have gone up as well as stock reducing. We can expect this to go on at least until Q4 2021 at best . Try checking for availability and prices and slowly buy all the parts. For price, it may not be bound to change.
Is a computer useless without software?
Software is the information stored on the computer, so programs and data are considered to be software. Basically, if you can email it to someone, it’s software. And without software the hardware would be useless, it could not work .
What should I buy first when building a PC?
A motherboard is the first component you’ll want to choose. The motherboard dictates the physical form factor and size of your PC build, but it also determines what other pieces of hardware the computer can use.
Why is RAM so expensive 2021?
According to Tom’s Hardware, the prices for RAM are due to decrease from 3% to 8% during Q4 2021. This is mainly due to excess inventory , a phrase that millions of folks hope could be said for graphics cards as well. The projection comes from the Taiwanese semiconductor industry analyst TrendForce.
Why are 2021 computers expensive?
Manufacturers shutdown production lines and therefore ordered fewer electronic parts. Parts manufacturers either suspended production or accepted orders for parts that were in demand (laptops were big in 2021) Now that production is ramping back up the parts are in short supply and therefore expensive.
What is the most expensive part of a PC?
Processor – usually the most expensive part of the PC. Memory (RAM) – depending on the capacity, speed and latency, the memory can get expensive. Motherboard – depending on the chipset, features and overclocking support, motherboards may or may not be expensive.
Why must you be careful when taking apart electronics?
The major hazard here is so to with stored energy . Some parts of electrical devices can store enough charge to give you an electric shock. The large electrolytic capacitors in power supplies are good examples of this. Flyback transformers, as found in cathode-ray TV’s, are also notorious for this.
What is the best indicator that you have successfully assembled a computer?
What is the best indicator that you have successfully assembled a computer? All wires are connected and the lights blink when turned on. The PC is able to boot up to the BIOS .
What is the hardest part in assembling and disassembling a computer components?
A desktop system generally has the components accessible. The hardest parts to rebuild would be to replace a power supply or motherboard, with the mother board being the most difficult due to removing all components, disconnecting all cables, and physically removing the motherboard.
What does ram do in a computer?
How Does RAM Work? RAM’s purpose is to store the short term data that a PC requires to properly operate . But unlike a hard disc drive or SSD (solid-state drive), which store data indefinitely, RAM resets every time the system is rebooted.
What are three important considerations when installing a CPU on a motherboard?
- Antistatic precautions are taken.
- The CPU is correctly aligned and placed in the socket.
- The CPU contacts are first cleaned with isopropyl alcohol.
- The CPU heat sink and fan assembly are correctly installed.
What is RAM slot?
A memory slot or RAM slot is what allows computer memory (RAM) chip/stick to be inserted into the computer . Depending on the motherboard, there will usually be 2 to 4 memory slots (sometimes more on high-end motherboards) and are what determine the type of RAM used with the computer.
How does working on and supporting a laptop differ from a desktop?
How does working on and supporting a laptop differ from a desktop? A laptop is something that you can take with you anywhere you go and work on it , while a desktop is something that has to stay in one spot with monitor, mouse, keyboard etc with it. The components are more compacted and more rugged.
What component inside a desktop computer would you most commonly want to upgrade?
If you notice that your computer is acting up or performance is slowing, it may be time to upgrade one or more components on your PC. When it comes to making upgrades, there are four components that, when upgraded, tend to solve the most common problems plaguing your computer: CPU, RAM, hard drive, and GPU .
Which of the following will be most effective at helping the technician complete the work in a timely and efficient manner select two?
Which of the following will be most effective at helping the technician complete the work in a timely and efficient manner? Document and label the location of the screws and cables before removing them . Organize and place all parts and screws in one place.
