Table 2-7
Indications of the LEDs on the HG8240/HG8245/HG8247
Silk Screen
Name
Status
Indication
POWER
Power supply
LED
Green: always on
The device is powered on.
Orange: always
on
The device is powered by the
backup battery.
Off
The power supply is cut off.
PON
Authentication
LED
See
LOS
Connection
LED
See
LAN1-LAN4
Ethernet port
LED
Always on
The Ethernet connection is in the
normal state.
Blinks
Data is being transmitted on the
Ethernet port.
Off
The Ethernet connection is not set
up.
TEL1-TEL2
Voice telephone
port LED
Always on
The connection to the voice server
is set up.
Blinks quickly
(twice per
second)
The connection to the voice server
is set up and the telephone is in the
off-hook or ringing state.
Blinks slowly
(once two
seconds)
The ONT is registering with the
voice server.
Off
The connection to the voice server
is not set up.
USB
USB port LED
Always on
The USB port is connected and is
working in the host mode, but no
data is being transmitted.
Blinks quickly
(twice per
second)
Data is being transmitted on the
USB port.
Off
The system is not powered on or the
USB port is not connected.
WLAN
WLAN port
LED
Always on
The WLAN function is enabled.
Blinks
Data is being transmitted on the
WLAN port.
2 System Overview
EchoLife HG8240/HG8245/HG8247 GPON Terminal
Service Manual
2-12
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 04 (2011-01-12)