K3C AC 1900 - LED Diagnostics; LED Indicator Status; LED Behavior Notes

LED Diagnostics
You can use the LED indicator located at the bottom edge of
the front panel to diagnose the connectivity status of your
router.
LED behavior
WLAN
WAN
Internet
Blue
Solid
√
√
√
Blinking
√
√
×
Yellow
Solid
√
×
×
Blinking
×
×
×
Red
Solid
×
√
√
Blinking
×
√
×
 The LED indicator is solid red when the router is initializing.
 The LED indicator blinks red rapidly when the reset button is
pressed and held at for at least 5 seconds.