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Chapters
Description
2 System Overview
This topic provides the appearance and describes the typical
network applications of the HG8240/HG8245/HG8247.
3 Configuration
This topic describes how to configure services through the
NMS, the OLT CLI, the Web page or the U2560.
4 Maintenance and
Troubleshooting
This topic describes the general troubleshooting flowchart
and methods of preliminarily locating faults, and how to
locate faults on the Web page, on the U2000, and on the
OLT CLI.
5 Web Page Reference
This topic describes the usage and meanings of the
parameters on the Web Page.
6 Technical Specifications
This topic describes the technical specifications of the
ONT, include its physical specifications and the standards
and protocols which the ONT complies with.
Conventions
Symbol Conventions
The following symbols may be found in this document. They are defined as follows.
Symbol
Description
Indicates a hazard with a high level of risk which, if not
avoided, can result in death or serious injury.
Indicates a hazard with a medium or low level of risk which,
if not avoided, may result in minor or moderate injury.
Indicates a potentially hazardous situation which, if not
avoided, may cause equipment damage, data loss,
performance degradation, or unexpected results.
Indicates a tip that can help you solve a problem or save your
time.
Provides additional information to emphasize or to
supplement important points of the main text.
About This Document
EchoLife HG8240/HG8245/HG8247 GPON Terminal
Service Manual
iv
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 04 (2011-01-12)
Page 7 / 358
General Conventions
Convention
Description
Times New Roman
Main text is in Times New Roman.
Boldface
The first-level, second-level and third-level section titles are in
boldface
.
Courier New
Alarms and prompts are in
Courier New
, and contents are
separated from the main text by lines at the beginning and in the
end.
Terminal Display
Information displayed on the screen is in
Terminal
Display
. In addition, information that is input by users and
displayed is in
Terminal Display
.
Command Conventions
Convention
Description
Boldface
The keywords of a command are in
boldface
.
Italic
Command parameters are in
italics
.
[ ]
Items (keywords or parameters) in square brackets [ ] are
optional.
{ x | y | ... }
Alternative items are grouped in braces and separated by vertical
bars. One can be selected.
[ x | y | ... ]
Alternative items are grouped in square brackets and separated
by vertical bars. One or none can be selected.
{ x | y | ... } *
Alternative items are grouped in braces and separated by vertical
bars. One or a maximum of all can be selected.
[ x | y | ... ] *
Alternative items are grouped in square brackets and separated
by vertical bars. Multiple or none can be selected.
GUI Conventions
Convention
Description
Boldface
GUI elements such as buttons, menus, parameters, tabs, window,
and dialog titles are in
boldface
. For example, click
OK
.
>
Multi-level menus are separated by the > sign. For example,
choose
File
>
Create
>
Folder
.
EchoLife HG8240/HG8245/HG8247 GPON Terminal
Service Manual
About This Document
Issue 04 (2011-01-12)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
v
Page 8 / 358
Keyboard Conventions
Convention
Description
Key
Press the key. For example, press
Enter
,
Tab
,
Backspace
and
a
.
Key 1 + Key 2
Press the keys concurrently. For example, pressing
Ctrl
+
Alt
+
A
means that the three keys are pressed at the same time.
Key 1, Key 2
Press the keys in turn. For example, pressing
Alt
,
F
means that
the two keys are pressed in turn.
Mouse Conventions
Convention
Description
Click
Select and release the primary mouse button without moving the
pointer.
Double-click
Press the primary mouse button twice continuously and quickly
without moving the pointer.
Drag
Press and hold the primary mouse button and move the pointer
to a certain position.
Update History
Updates between document versions are cumulative. Therefore, the latest document version
contains all updates made to previous versions.
Updates in Issue 04 (2011-01-12)
For the HG8240/HG8245/HG8247 V100R002C00&C01, this is the fourth release. The updates
are as follows:
l
The manual structure is modified and operation guides on the OLT NMS and the command
line are added.
l
A new chapter,
4 Maintenance and Troubleshooting
, is added.
Updates in Issue 03 (2010-10-20)
For the HG8240/HG8245/HG8247 V100R002C00&C01, this is the third release. The updates
are as follows:
l
The Web screenshots are updated.
l
The product version is modified to V100R002C00&C01.
l
Configuration of Wi-Fi Access Service in Bridge mode is added.
l
The power consumption data of the ONT is updated.
About This Document
EchoLife HG8240/HG8245/HG8247 GPON Terminal
Service Manual
vi
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 04 (2011-01-12)
Page 9 / 358
Updates in Issue 02 (2010-07-30)
For the HG8240/HG8245/HG8247 V100R002, this is the second release. The updates are as
follows:
l
The Web screenshots are updated.
l
Configuration of the NMS and the TR-069 server is added.
l
The power consumption data of the ONT is updated.
Updates in Issue 01 (2010-05-31)
This is the first release for the HG8240/HG8245/HG8247 V100R002. It is the first archive.
EchoLife HG8240/HG8245/HG8247 GPON Terminal
Service Manual
About This Document
Issue 04 (2011-01-12)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
vii
Page 10 / 358

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