Chapter 7 Fault Analysis And Troubleshooting; Alarm Information - Sumavision EMR3.0 Operating Instructions Manual

Chapter 7 Fault Analysis and

7.1 Alarm Information

When EMR runs abnormally, the alarm indicator on the front panel of the device will
light, and the Web network management will provide a variety of abnormality alarm to
prompt the users to facilitate the investigation and solve the problems. Users can search
the WEB network management alarm on the device and parameters of the menu to make
a preliminary judgment on the reasons causing EMR alarm and take appropriate
measures. If users fail to solve the problem of EMR abnormity by themselves, they can
call the After-sales Technical Support Department of Sumavision.
The EMR alarm information is shown as Table 7-1 Troubleshooting of EMR Common
Faults or Abnormity
Table 7-1 Troubleshooting of EMR Common Faults or Abnormity
Fault
LCD does not display or
working indicator is not
on after powering on
ASI 5-channel input card
fails to refresh any input
signals.
ASI 4-channel output card
fails to output
decoding normally
The QAM modulation card
output can"t be received
by STB
Network interface of Main
GbE Card is unconnected
The Main GbE Card inputs
no system bit rate
The destination IP of the
Main GbE Card
unreachable.
The Main GbE
outputs no valid bit rate.
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Troubleshooting
Reason
The power lead is poorly
connected;
The fuse on the power
socket is broken.
No input signal is available.
The output program stream
decoding turns out no video
& audio frequency
the
The output program stream
decoding turns out mosaic.
QAM output level is too
high.
Wrong parameters of the
STB are set.
Network interface
unconnected
module or cable
The input program stream is
interrupted.
The connection with the
is
sending device is broken.
The input program stream is
Card
interrupted.
Replace the power lead.
Replace the fuse.
Check the line for input
signal.
Check
sources.
Check
program sources.
Check the output system bit
rate.
Lower the level or increase
the number of attenuators.
Set parameters
with QAM again.
Check the network settings
is
and
with the
connection of the Main GbE
Card.
Check
sources and network cable
connection.
Check the network settings
of destination device and
network cable connection.
Check
multiplexing
sources are normal.
+7-812-600-25-77
Solution
the input signal
the multiplexing
matching
network cable
head-end program
whether the
program
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