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© 2001-2007 Calix. All Rights Reserved.
The table below lists each LED in the system.
First Segment
Power
On:
DC Power Applied to the Main Electronics Module
Off:
No power present (No battery power either)
Processor Health
Blink:
The MEM is loaded and operating (heartbeat)
On:
Malfunction of the MEM
Off:
Malfunction of the MEM
PON Health
Blink:
The ONT has downstream sync and is currently
attempting to range (sync up with) the upstream path.
On:
The ONT has ranged (upstream and downstream)
and is communication with the headend.
Off:
The ONT has not achieved downstream
synchronization.
Tel Off Hook
On:
One or more of the POTS lines are off-hook.
Off:
No POTS lines are in use (off-hook).
Battery Present
Blink:
A battery is connected to the MEM and the battery
is powering the ONT.
On:
A battery is connected to the MEM and AC power is
powering the ONT.
Off:
No battery is connected to the MEM and AC power
is powering the ONT.
Video AGC
On:
The video signal is within acceptable levels.
Blink:
The video signal is too high.
Off:
The video signal is off or too low.
2nd and 3rd Segments (Expansion Modules)
Present
On:
An Expansion Module is plugged in.
Off:
No Expansion Module is present.
Status
On:
The Expansion Module is functioning.
Off:
A malfunction to an Expansion Module has
occurred.
Port 1 (UVG)*
On:
At least one POTS line is off-hook.
Off:
POTS service not currently in use (zero lines).
Содержание 560 SBU ONT
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