CRS-300 1:10 Redundancy Switch Revision 16
Front Panel Operation MN/CRS300.IOM
7–2
7.1.1 Front Panel Keypad
The CRS-300 front panel keypad contains six individual key
switches mounted behind a sealed membrane overlay. The keys
have a positive "click" action for tactile feedback.
The six switches are identified as follows:
Switch Description Function
UP ARROW Edits the value at the current cursor position, when appropriate.
Increments the value of a numeric field.
DOWN ARROW Edits the value at the current cursor position, when appropriate.
Decrements the value of a numeric field.
RIGHT ARROW Moves the cursor, when it is displayed, to the right.
LEFT ARROW Moves the cursor, when it is displayed, to the left.
ENTER
Accepts an edited entry. Most menus prompt User to press this
key by displaying the text “PRESS ENTER”, “ENTER“, or
“ENT”. Press [ENT] to accept the entry and display the
previous menu.
CLEAR Exits the current operation and displays the previous menu
without accepting any configuration changes. Press [CLR] to
reject the entry and display the previous menu.
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.