Huawei EchoLife HG8110 Service Manual page 22

EchoLife HG8010/HG8110/HG8240/HG8245/HG8247/
HG8447 GPON Terminal
Service Manual
Port and Button
OPTICAL
LAN1-LAN4
TEL1-TEL2
ON/OFF
POWER
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
BBU
USB
Issue 02 (2011-12-08)
Function
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.
Indicate auto-sensing 10/100/1000M Base-T Ethernet ports
(RJ-45), used for connecting to PCs or IP STBs.
Indicate VoIP telephone ports (RJ-11), used for connecting to
the ports on telephone sets.
Indicates the power-on/power-off button, used for powering on
or powering off the device.
Indicates the power port, used for connecting to the power
adapter or backup battery.
Function
Indicates the external backup battery monitoring port, used for
connecting to the backup battery for monitoring the battery.
Indicate the USB host port, used for connecting to a USB
storage device.
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2 System Overview
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