Table 4-3 Line and terminal faults
Possibl
e Cause
Judgment Criterion Troubleshooting Method
The
hardwar
e of the
port on
the
MA561
2 is
faulty.
The user can go online after migrating
configurations of the faulty port to a
functional one and ordering the program.
Migrate configurations of the faulty
port to a functional one or replace the
board to which the faulty port
belongs.
The STB
is faulty.
The user can go online after resetting the
STB or using a functional STB and
ordering the program.
Reset the STB or use a functional
STB.
Step 7 Order a program and check whether the user can go online.
l If the user can go online, go to Step 9.
l If the user fails to go online, go to Step 8.
Step 8 Record the results of the preceding steps in a fault report (see Fault Report Form), fill out the
entire form, and then submit it to Huawei for technical support (see Contacting Huawei for
Assistance).
Step 9 End.
----End
4.2.2 Blank Screen After Ordering a Program
Blank screen after program ordering is a fault that a user cannot watch the program after the user
orders a program. When blank screen occurs after a user orders a program, locate the fault
according to the following procedure.
Location Method
When blank screen occurs after a user orders a program, Table 4-4 shows possible causes of the
fault in different scopes.
Table 4-4 Possible causes of the fault in different scopes
Fault Scope
Possible Cause
User terminal The set-top box (STB), and TV cable are faulty.
SmartAX MA5612 Multi-service Access Module
Maintenance Guide 4 Troubleshooting Services Transmitted Through a GE Port
Issue 01 (2012-07-25) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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