
DN1611-1809
43
Table 7: Hearbeat Blue LED Patterns
Pulses
Description
Patterns
1 flash/sec
KT-NCC is communicating with the server.
Fast flashes
KT-NCC is no longer communicating with the
server.
Steady on
(15-30 sec)
KT-NCC is starting up.
Quick flashes
(May last from 15-
30 sec)
Preparing to reboot.
DO NOT POWER DOWN OR RESET DURING
THIS PROCESS.
Quick flashes
(May last up to 90
sec.)
Firmware update.
DO NOT POWER DOWN OR RESET DURING
THIS PROCESS.
1 long flash/sec
KT-NCC is in factory reset mode.
4 flashes on per
sec and 1 sec
steady off
KT-NCC is in hard reset mode.