4-4
Front and Rear Panel
Front Panel Overview
9. Numeric Keypad
The numeric keypad consists of the digit keys (0 through 9), a decimal point key,
and a backspace key, . The backspace key has dual functions for both
backspacing and for changing the sign of a value to positive or negative. Use these
keys at any time when the active function requires a value input.
10. Arrow Keys
The up and down arrow keys increase or decrease a numeric value. You can also
use these keys to scroll through displayed lists to select items. The left and right
arrow keys choose the highlighted digit in the active function display, which is
modified by the up and down arrow keys. You can also use these keys in a list to
select items in a row.
11. Return Key
The
Return key moves you from your current softkey menu to the softkey menu
that precedes it. It will back up through the menus of the current hardkey until you
reach the first menu of that key.
12. Display Contrast Decrease Key
Pressing the decrease contrast key and holding it down causes the display
background to gradually darken in comparison to the text on the display.
13. Display Contrast Increase Key
Pressing the increase contrast key and holding it down causes the display
background to gradually brighten in comparison to the text on the display.
14. Local Key
Press this key to return the signal generator to local (front panel) control from
remote operation.
15. Preset Key
Press this key to set the signal generator to a known state (either the
factory-defined state or a user-defined state).
16. Standby LED
This yellow LED lights when the instrument is in standby condition. In standby,
the power switch is off but the instrument is still connected to the mains circuit by
way of the power cord.
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