Chapter 1 HP All-in-One overview The following table describes common situations and explains what the lights mean. Light status What it means All lights are off. The HP All-in-One is turned off. Press the On button to turn on the device. The On light and one of the copy button lights are on. The HP All-in-One is ready for printing, scanning, or copying. The On light is blinking. The HP All-in-One is busy with a print, scan, copy, or maintenance task such as aligning the print cartridges. The On light blinks quickly for 3 seconds and then is on steady.
You pressed a button while the HP All-in-One is already busy with a print, scan, copy, or maintenance task such as aligning the print cartridges. The On light blinks for 20 seconds and then is on steady. You pressed the Start Scan/Reprints button and there was no response from the computer. 6 HP Photosmart C3100 All-in-One series Label Description 1 Check Paper light 2 Check Print Cartridge light 3 Copy button lights (for the Start Copy Black and Start Copy Color buttons) 4 On button