MiniScan measurement mode views and analyzes the carrier levels of up
to twelve channels and displays the results on a single screen. View the
results in graph or table form:
Graph View
The user-configured channels are displayed in order of frequency, with
start and stop channels indicated on the horizontal axis at the bottom
of the graph. Use the right and left arrow keys to move the marker horizontally
to the previous or to the next channel. Use the up and down arrow keys
to adjust the reference level. Measurements are continually updated in
this view.
Table View
Access the table view by pressing the VIEW softkey. Use the arrow
keys to select Table and press ENTER. The MiniScan measurement
table is comprised of data in the following categories for each tested
channel: channel number, channel type, channel label, carrier frequency,
signal level measurement and units, and (when enabled) limit-checking
results. Measurements are not continually updated in this
view.
Softkeys
Four softkeys on the MINISCAN screen provide the following options:
FILE
Save or print a completed test. You also can open an existing MiniScan
measurement file to compare previously collected data. Use the arrow keys
to choose the menu item you prefer and press ENTER to make your
selection.
VIEW
Select Auto Reference to automatically view measurement results
in the best reference setting on the graph (Keystroke shortcut: SHIFT
9). NOTE: For best reference setting results you may have to select
the Auto Reference button more than once (up to three times).
Select 5 dB/div or 10 dB/div to adjust the vertical resolution
of the graph for the best viewing.
Select Table to view the current MiniScan measurement results in
a table format.
Select Single Channel to view the level measurement screen for a
single channel that you select with the marker. (First, use the arrow
keys to move the marker to the preferred channel. Then select this option
from the VIEW menu.)
Select Tilt to view the Tilt measurement
screen.
Select Full Scan to view the Full
Scan measurement screen.
Select Pause to suspend measurement updates (Keystroke shortcut:
SHIFT 8). Use the arrow keys to choose the menu item you prefer and press
ENTER to make your selection.
LIMITS
Select the set of measurement limits you prefer - Off, Cable
Modem, Ground Block, Tap, or TV. Or select Edit
to access the CONFIGURE MEASURE - LIMIT SETS configuration screen, where
you can edit limit-set parameters to meet your needs. Use the arrow keys
to choose the menu item you prefer and press ENTER to make your
selection. NOTE: When you select Edit, the limit-set parameters
you define will remain constant in all channel plans and measurement modes.
SETTINGS
Use the arrow keys to select MiniScan Channels or Channel Plans and press ENTER to make your selection. Select MiniScan Channels to choose up to twelve channels for measurement using the MiniScan feature. On the SELECT MINISCAN CHANNELS screen, use the arrow keys to highlight the channel you intend to edit and press the SELECT softkey to enable or disable (depending on its prior status) that channel. Repeat the process for other channels as necessary. Select Channel Plans to choose an alternate channel plan or to edit the configuration of the existing plan.