Port and Button Function
OPTICAL
Indicates the optical port. The optical port is equipped with a
rubber plug and is connected to an optical fiber for upstream
transmission.
The type of the optical connector connected to the OPTICAL
port is SC/APC.
LAN1-LAN4
Indicate auto-sensing 10/100/1000M Base-T Ethernet ports
(RJ-45), used for connecting to PCs or IP STBs.
TEL1-TEL2
Indicate VoIP telephone ports (RJ-11), used for connecting to
the ports on telephone sets.
ON/OFF
Indicates the power-on/power-off button, used for powering on
or powering off the device.
POWER
Indicates the power port, used for connecting to the power
adapter or backup battery.
Figure 2-16 Ports on the side panel of the HG8247
Table 2-10 Descriptions of the ports on the side panel of the HG8247
Port and Button
Function
BBU
Indicates the external backup battery monitoring port, used for
connecting to the backup battery for monitoring the battery.
USB
Indicate the USB host port, used for connecting to a USB
storage device.
EchoLife HG8010/HG8110/HG8240/HG8245/HG8247/
HG8447 GPON Terminal
Service Manual 2 System Overview
Issue 02 (2011-12-08) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
14
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