.This will prevent you from discharging static electricity if you accidentally touch the motherboard or another sensitive electronic component. Lay the case on a table or work surface, resting it on the side so that all of the connectors on the back are closest to the table. These connectors are attached to the motherboard, and will help you determine if your case is laid on the correct side. Most cases have thumbscrews securing the panel, though older cases may require the use of a Phillips-head screwdriver. You can also use a screwdriver on the thumbscrews if they are too tight. These screws are typically located running along the edge of the back side of the tower. After removing the screws holding the panel in place, you'll typically slide it off or open it like a door, depending on the case. This is usually printed on the motherboard, but can be located in several possible locations; for example, it may be printed near the RAM slots, near the CPU socket, or between the PCI slots. It may only be a model number without a manufacturer listed, but many modern motherboards will list both manufacturer and model.  There will be a lot of writing on the motherboard, but the model number is usually written in the largest text. Motherboard model numbers are typically a collection of numbers and letters. If you couldn't find a manufacturer printed on the motherboard, you can usually quickly find it by entering your motherboard's model number into a search engine. Include the word "motherboard" in your search to cut down on results that aren't computer related.

How would you rephrase that briefly using Chinese?
关闭主板电源。 将机箱放在桌子或其他平面上。 打开机箱。 找到主板型号。 查看主板型号。