Table 1-5 Indications of the PON and LOS LEDs
No.
LED Status
Description
PON LOS
1 Off Off The ONT is disabled by the OLT.
2 Blinks quickly
(twice per
second)
Off The ONT is attempting to set up a
connection to the OLT.
3 Always on Off
The connection between the ONT
and the OLT is set up.
4 Off Blinks slowly
(once two
seconds)
The Rx optical power of the ONT
is lower than the optical receiver
sensitivity. The ONT is not
connected to optical fibers or does
not receive optical signals.
5
Blinks quickly
(twice per
second)
Blinks quickly
(twice per
second)
The OLT detects that the device is
a rogue ONT.
6
Blinks quickly
(twice per
second)
Blinks slowly
(once two
seconds)
The Rx optical power of the ONT
does not within the range (–27
dBm to –8 dBm) of the Rx
sensitivity.
7
Blinks slowly
(once two
seconds)
Blinks slowly
(once two
seconds)
The hardware is faulty.
Device parameters
The device parameters include the ONT's size, weight, operating environment, and power
parameters and equipment power consumption.
Table 1-6 HG8040H device parameters
Parameter
Specifications
Dimensions (length x width x height) 176 mm x 138.5 mm x 28 mm
Weight About 500 g
Working environment Operating temperature: 0ºC to +40ºC
Environment humidity: 5% RH to 95% RH
(non-condensing)
Pressure environment: 86 kPa to 106 kPa
Altitude: 2000 m
EchoLife HG8040H/HG8012H/HG8010H GPON Terminal
Product Description 1 Introduction
Issue 01 (2013-08-08) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
7
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