Ericsson TT1222 User's Guide Page 186

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Alarm Categories and Conditions
Alarm
Category
Contents
Audio output:
Alarm Description Remedy Default
Audio not
used
Audio component not
signalled in service
W
D.3.3 VBI Output Alarms
The VBI output alarms relate to errors occurring in the decoding and embedding of
VBI information into the outgoing video.
Table D.5: VBI Alarm Categories and Conditions
Alarm
Category
Contents
Alarm Description Remedy Default
TTX data Err Error in Teletext data.
Improve signal
quality.
W
TTX overflw.
Teletext buffer
overflow.
The Decoder
cannot handle
the rate of
incoming
Teletext data.
A
TTX no data
No Teletext data
available
Make sure
Teletext
subtitling is sent,
or ignore.
A
EBU Subt
no data
No EBU subtitling data
available
Make sure EBU
subtitling is sent,
or ignore.
W
WSS no
data
No WSS data available.
Make sure WSS
is sent, or ignore.
A
VPS data err Error in VPS data
Improve signal
quality.
W
VPS no data No VPS data available
Make sure VPS
is sent, or ignore.
A
CC no data No CC data available
Make sure CC is
sent, or ignore.
W
VBI output:
CC data err Error in CC data
Improve signal
quality, verify CC
format setting.
W
EN/LZT 790 0002/2 R1A
D-6
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