ONT248 Description, Installation and Turnup Manual
Page 17 of 29
Dark
Power is off to the ONT or power unit has failed
Amber
A redundant power supply has been removed or
failed.
PON
Red
The PON is currently down, ONT is not receiving
signal from the OLT
Green
Blink Fast
The PON is up and ONT is attempting to register on
the PON. If Auto Configuration is not on, use
Unknown ONT option on the EMS to register ONT.
Green
Blink
Slow
The board is performing software download.
Green
The PON is up and operating normally.
Dark
The ONT is booting or off.
GE (1-
48)
Green
Link:
Up
Data:
no data detected
Green
Blink
Link:
Up
Data:
Data detected
Dark
Link:
Down or port disabled
Data:
No Data detected
PoE (1-
48)
Amber
PoE
: Powering PD
Amber
Blink
PoE:
The ONT is searching for PoE PDs(powered
devices), this LED will blink once every 10 seconds
when searching for PDs.
Dark
PoE:
There is no PD detected and PoE power is not
being supplied or port is disabled.
Fan Left
Fan
Right
Green
Fan Unit is operating normally.
Dark
Fan Unit has failed.
In OK
Green
120V-240VAC input is good.
Dark
AC Power Input is bad.
Out OK
Green
54VDC Output of power supply is good.
Dark
54VDC Output of power
supply is failed and power
supply unit should be
replaced.
