A+ Guide to IT Technical Support
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| 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.
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| Why is it important to remove loose jewelry before working inside a compute case? | Loose jewelry might get caught in cables and components as you work.
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| When assembling a system, which do you install first, the drives or the motherboard? | drives
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| What is the purpose of raised screw holes or standoffs installed between the motherboard and case? | A motherboard is installed so that the bottom of the board does not touch the case. If the fine traces or lines on the bottom of the board were to touch the case, a short would result when the system is running.
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| When installing the front panel wires to the motherboard front panel header, how do you know which pins to use for each wire if the pins on the header are not labeled? | If you look closely at the board, you can see labels identifying the pins. To help orient the connector on the motherboard pins,
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| How many pins does the CPU fan header on a current motherboard have? | 4-pin CPU fan header
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| Why are laptops usually more expensive than a desktop computer with comparable power and features? | Laptops use compact hard drives that can withstand movement even during operation, and small memory modules and CPUs that require less voltage than regular components.
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| 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.
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| When a laptop internal device fails, what three options can you use to deal with the problem? | Return the laptop to a service center for repair, substitute an external component for the internal component, or replace the internal component.
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| After you have removed the AC adapter and all peripherals, what is next component you should always remove before servicing any internal laptop components? | The battery pack.
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