Wise Telecommunications Industry
11
Maximum Hold:
Function responsible for holding the highest values on the
screen. Use the
,
,
or
to change the option for YES or NO.
Minimum Hold:
Function responsible for holding the smaller values on the
screen. Use the
,
,
or
to change the option for YES or NO.
Pass/Fail Configuration:
Function responsible for setting up the value of the
matter failed. Use the
,
,
or
to change the value of the channel
and the alphanumeric keys to enter the new value.
4. Tests
4.1 Channel Test
Channel Test screen always starts showing the measures of the last channel
selected. To change the channel just enter the channel number with the number keys, or
use the key
and
or press
to enter the channel screen. This screen use
the directional keys
and
to change the digits and
and
to change
the cursor position.
Press
to confirm the selected channel.
The channels test there are two types of channels: digital and analog. Different
parameters will appear in the case of an analogue or digital channel to be chosen. You
can also choose to show the measures or information about the selected channel,
press
to change the preview type.
(a)
Measures of the (b) Analog channel (c) Channel choice.
analog channel. Information.
Figure 4.1: Test channels.
Analog channel
The channel test captures the signal and calculates the difference between the audio
and video carriers. On this screen, you can choose the channel. In addition, the following
parameters can be viewed:
Type
Analogue or Digital.
Channel
Channel number.
Name
Name of the channel.
Video Freq.