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EchoLife HG8245A/HG8245H/HG8240A/HG8045A
GPON Terminal
Product Description
1 Introduction
Issue 01 (2013-08-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
24
Table 1-23
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 1-24
HG8245A device parameters
Parameter
Specifications
Dimensions (length x width x height)
176 mm x 138.5 mm x 28 mm
Weight
About 235 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
Power specifications
Power adapter input: 100 V AC to 240 V