Section 2: General operation
Models 707B and 708B Switching Matrix Reference Manual
2-16
707B-901-01 Rev. B / January 2015
To choose a specific column in the selected row:
1. After choosing the row, press the navigation wheel . A column of red lights is displayed.
2. Turn the navigation wheel to go to the column. Note that scrolling through the columns will not
scroll through slots as scrolling through rows does.
3. Press the navigation wheel to select the column and row. This channel is now displayed on the
bottom display.
To open and close channels:
You can use the crosspoint display to view the open or closed status of a specific channel crosspoint.
After selecting the channel crosspoint so that the channel is displayed on the bottom display, you can
press
OPEN
or
CLOSE
to open or close the channel.
Keys and navigation wheel
The keys and navigation wheel on the front panel allow you to turn on, set up, and operate the
instrument from the front panel.
The
POWER
switch. Press this key to turn the instrument on (|). Press it again to turn the instrument
off (0).
Navigation wheel
Turn the navigation wheel to scroll to a menu option or to change the selected value.
Push the navigation wheel to open menus or to select a menu option or a value. In most cases,
pressing the navigation wheel performs the same action as pressing the
ENTER
key.
On the Model 707B, you can use the navigation wheel to control which slot is displayed on the
crosspoint display.
To change a value with multiple characters:
1. Turn the navigation wheel to go to the character you want to change (the character blinks when
selected).
2. Press the navigation wheel to edit that character.
3. Turn the navigation wheel to change the value.
4. Press the navigation wheel to keep the change.
5. Repeat these steps as needed to change the value.
6. Press the
ENTER
key or the navigation wheel when finished changing all the characters.
Front-panel keys
The
DISPLAY
key cycles between three screens: The channel display or pattern display, the closed
channel list, and the user screen text, which is set with
(on page 7-79).
When the closed channel listing is displayed, if the list of channels is longer than one screen, you can
use the navigation wheel to scroll though the list of closed channels.
The
CONFIG
key c accesses attribute menus in which you can configure channels and scans.
CONFIG
and then
CHAN
opens the Channel Attribute menu.
CONFIG
and then
SCAN
opens the Scan Attribute menu.