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FAQ
- How does the button battery look positive and negative?
- Button battery to check the positive and negative methods: visual, the top is more rounded, is the negative, the bottom is relatively flat, is the cathode.
- How much is a button battery?
- The general repair table of the vegetable market to sell before buying the best old battery to buy because the button battery size difference a lot.
- Two 3v and a 3v button battery What is the difference?
- Generally with two 3V batteries are used CR2016, the thickness is 1.6 mm * 2 = 3.2, the series voltage is 3V * 2 = 6V.
- What is the type of button battery inside the computer?
- Motherboard battery is used to record the time of the computer system, that is, to maintain the accuracy of the system clock, power is not enough, the time will return to the factory date, as well as record the hardware information to start, that is, to maintain CMOS BIOS information.
- Ordinary battery power is the button battery several times?
- An ordinary button battery capacity of about 100mAh but because of the large resistance can not be as large as the No. 5 battery discharge.
- Is the button battery's internal resistance great?
- If the short circuit is of course not only 0.2A, but this time the resulting polarization resistance will lead to increased power consumption in the battery.
- How to store the battery is not easy to run?
- Since dust and dirt can affect the effect of conduction, you need to occasionally clean the positive and negative metal contacts inside the battery compartment.
- What model should the button battery in the computer host be used?
- Motherboard battery is generally CR2032 or 2025, a thick point, a book point, it does not matter. It is only to save the motherboard BIOS information supply, there is no best and bad, mainly brand and quality problems, do not buy back to install a month or two no electricity on the bad.
