Comtech EF Data CDM-Qx, Installation And Operation Manual

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CDM-Qx Satellite Modem Revision 6
Front Panel Operation MN/CDMQx.IOM
5.2 Keypad
The keypad is shown in Figure 5-2:
Diamond Keypad ( u sed prior to June 2007 ) Button Keypad ( u sed as of June 2007 )
Figure 5-2. Keypad
The function of these keys is as follows:
ENTER
[ENT]
This key is used to select a displayed function or to execute a modem
configuration change.
CLEAR
[CLR]
This key is used to back out of a selection or to cancel a configuration change
that has not been executed using
ENTER [ENT] . Pressing CLEAR [CLR]
generally returns the display to the previous selection.
! "
[
←
] , [
→
]
(Left, Right)
These arrows are used to move to the next selection or to move the cursor
position. Most of the menus (space permitting) include arrow key hints to guide
the user.
# $
[
↑
] , [
↓
]
(Up, Down)
These arrows are used primarily to change configuration data (numbers), at the
current cursor position. Occasionally they may be used to scroll through a
number of choices at the current cursor position. Most of the menus (space
permitting) include arrow key hints to guide the user.
IMPORTANT
The keypad has an auto-repeat feature. If a key is held down for more
than 1 second, the key action will repeat, automatically, at the rate of 15
keystrokes per second. This is particularly useful when editing numeric
fields, with many digits, such as frequency or data rate.
5.3 Left-Hand Display Area
The left side of the display (or slot screen) efficiently indicates what is in the four plug-in
slots and which slot is currently being addressed.
Four ungrouped plug-ins are displayed as in this example:
This display indicates modulators in the top slots, and demodulators in the bottom. The
locations of the four indicators line up with the location of the four slots when viewed
TX TX | (right hand display area)
<RX> RX | (right hand display area)
5–3