Planar IT-14 Operating Manual page 19

Dvb-t signal analyzer
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4.4.3.2 Data log pages
The
icon in the Data manager menu refers to this mode. This mode allows you to perform with
data log pages such operations as viewing, deleting and creating of a new page. The screen view is
represented in the Figure 4.4.5 and Figure 4.4.6.
Figure 4.4.5
On the screen you will see the following data:
1 – table header line
2 – selected line
3 – command line with commands activated by F1, F2 and F3 functional keys
4 – scroll bar
The top row of the table (position 1) divides the table into columns. The first column represents the page
numbers form 1 to 130. The second column is the page name. The third column is the result of check against
the limit plan ( no icon – page not measured yet,
list of the channel plan names which are related to data log pages. The bottom line (position 3) contains the
list of commands that can be activated by the functional keys. Press ◄ and ► arrows to switch between the
views of the screen. Press
The list of available commands:
a) F1 key to view, update and check against the limit plans the selected page;
b) F2 key to delete the selected page or clear all the page;
c) F3 key to create a new data log page.
4.4.3.3 Data log pages operation
To view a data log page, press F1 or
4.4.8).
Figure 4.4.7
On the screen you will see the following data:
1 – table header line
2 – selected line
3 – channel with some errors
4 – command line with commands activated by F1, F2 and F3 functional keys
5 – scroll bar
Two views of the table are available, for basic and additional parameters. You can switch between these
views by ◄ and ► arrows. The top line of the table (position 1) divides the table into columns. In basic
parameters screen (Figure 4.4.7) the first column is the channel number. The second column is the channel
name. The third column is the video carrier frequency for analog channels or central frequency for digital
channels (with rounding up to 0.1 MHz). The fourth column is video carrier level or digital channel level in
dBuV, dBmV or dBm depending on the preset units. In the additional parameters screen (Figure 4.4.8) the
first column is the channel number, the second column represents C/N ratio (in dB). The third column is V/A
,
keys to select the required page. The selection will be framed (position 2).
. Page data table will appear on the screen (Figures 4.4.7 or
- no errors,
- some errors). Figure 4.4.6 represents the
19
Figure 4.4.6
Figure 4.4.8

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