Light color
On the Belkin BOOST↑UP Qi Wireless Charging Pad F8M741/F8M747, an orange light means the input power supply or USB cable is not good enough to supply power.
On the Belkin SOUNDFORM ELITE, an orange wireless charging light means an incompatible device or object is on the wireless charging pad and should be removed.
On Quantum Fiber C4000 equipment, blinking orange and green can indicate an automatic firmware update is in progress.
A blinking orange WPS light on Quantum Fiber equipment means WPS is trying to connect to a device.
On the Brother HL-L2310D, the Drum LED indicates the drum unit must be replaced soon.
On the Brother HL-L2310D, the Toner LED indicates the toner is low.
On the Brother QL-1110NWBE, an orange light flashing at 0.5 second intervals means the printer is in Cooling mode.
On the Canon MG3500 series, four orange Alarm lamp flashes mean the FINE cartridge is not installed properly.
On the Canon MG3500 series, three orange Alarm lamp flashes can point to a closed paper output tray or a paper jam.
On the Canon MG3500 series, two orange Alarm lamp flashes can mean the machine is out of paper, paper does not feed, or the paper size does not match the print settings.
On the Canon MG3620, five orange Alarm lamp flashes usually point to a cartridge recognition or cartridge installation problem.
On the Canon MG3620, four orange Alarm lamp flashes mean the cartridge is not installed properly.
On the Canon MG3620, three orange Alarm lamp flashes mean paper is jammed.
On the Canon MG3620, two orange Alarm lamp flashes mean the machine is out of paper or paper is not feeding.
On the Canon MG3620, the ON lamp and Alarm lamp flashing alternately can mean an error requiring service may have occurred.
On the Epson ET-M1170, the ink light on can mean initial ink charging or ink refilling may not be complete.
On the Epson L396, the ink and paper lights flashing can mean an ink pad is nearing or at the end of its service life.
On the Epson XP-231, a flashing paper light commonly points to a paper jam or a paper-feed problem that needs to be cleared before printing continues.
On the Epson XP-241, a flashing paper light means paper is jammed in the product.
On eero, a yellow or orange light means a power supply problem.
On many NETGEAR routers, a blinking amber Power LED means the firmware is upgrading or the Reset button was pressed.
On the TP-Link Archer A7 / C7, a solid orange Internet light means the Internet port is connected, but internet service is not available.
On Arlo camera LED guidance, blinking amber can mean the camera is out of range, a connection error occurred during pairing, or the camera batteries are low.
For Kasa smart plugs and switches, TP-Link says the Wi-Fi LED blinking orange and green means the device is in config mode.
Helpful next guides
Compare what this color means across different brands, models, and device categories.