Elite QandA


Which way is on and off on a PSU?


  1. Which way is on and off on a PSU?
  2. Which button is on on a PSU?
  3. What does the on/off symbol mean?
  4. What is the symbol for on and off?
  5. Where did the on/off symbol come from?
  6. What is an on/off switch?
  7. Which symbol means off?
  8. How do I switch off from work?
  9. Why is off symbol a circle?
  10. Why is the power button designed like that?

Which way is on and off on a PSU?

On/Off Power Button Symbols (I & O) The "I" represents power on and the "O" represents power off.

Which button is on on a PSU?

on the back, next to the fan, is a button asnd 3 leds, a blue one that says A next to it, a green one that says S next to it, and a red one that says T next to it. prssing the button changes which led is lit up. when the blue one is on, the psu is kind of quiet, on green its nearly silent, and on red its rEALLy loud.

What does the on/off symbol mean?

(1 or | means on.) IEC 60417-5008, the power-off symbol (circle) on a button or toggle, indicates that using the control will disconnect power to the device. IEC 60417-5010, the power on-off symbol (line within a circle), is used on buttons that switch a device between on and fully off states.

What is the symbol for on and off?

IEC 60417-5010, the power on-off symbol (line within a circle), is used on buttons that switch a device between on and fully off states. A crescent moon, indicating sleep mode, is added by IEEE 1621 as a replacement for the standby symbol.

Where did the on/off symbol come from?

The universal symbol is believed to have originated when the term 'On and Off' was replaced by numbers 1 and 0. The numbers were derived from the binary system, in which 1 stands for power and 0 indicates power off. The numbers were later merged to form the symbol.

What is an on/off switch?

on-off switch in British English (ˈɒnˈɒf swɪtʃ) noun. a switch or button (on an electrical appliance, etc) which has an 'on' position and an 'off' position.

Which symbol means off?

IEC 60417-5008, the power-off symbol (circle) on a button or toggle, indicates that using the control will disconnect power to the device. (0 or ◯ means off.)

How do I switch off from work?

How to switch off from work: write down everything on your mind before you log off.Move your body. Working out at the end of the day is a great way to take your focus off of work and shake off any stress you might be holding onto, too. Go for a walk. Cook dinner.

Why is off symbol a circle?

IEC 60417-5007, the power-on symbol (line), appearing on a button or one end of a toggle switch indicates that the control places the equipment into a fully powered state. IEC 60417-5008, the power-off symbol (circle) on a button or toggle, indicates that using the control will disconnect power to the device.

Why is the power button designed like that?

This symbol is comprised of a 1, indicating "on", and a 0, indicating "off". It was originally designed to indicate "standby", or a low power state that was neither truly on or off. At that time, a 1 inside of a 0 was the power symbol.



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