10
ALU C-240C:
LED Name
Status
Description
Power
Green Operating on AC power.
Flashing Operating on battery power.
Off
ONT power is off.
OPTICAL /
PON
Green Optical module normal; synchronized.
Flashing PON optical port synchronization.
Off
PON optical port is not synchronized.
Red
Optical module power or signal loss. Please contact 1606.
LAN
Green ONT local RJ-45 Ethernet interface connection is established.
Flashing Ethernet data link transceiver.
Off
Ethernet interface is not connected.
UPDATE
Red
Upgrade failed. Please contact 1606.
Flashing Upgrading
Off
No LAN port connectivity detected on all LAN ports.
ALM
Green Local access.
Off
Normal state.
Red
Hardware exceptions. Please contact 1606.
POTS
Green Off hook.
Flashing Off hook for more than one hour.
Off
On hook.
