Instructions

Figure 4-3 Numeric Keypad
1. Numeric keys
Numbers 0-9 are available to be used.
2.
Decimal point
A decimal point "." will be inserted at the cursor position
when this key is pressed.
3.
Sign key
Sign key "+/-" is to toggle the sign of a parameter. When
pressed the first time, a "-" will be inserted and changed into
"+" following the second press.
4. Unit keys
Unit keys include GHz/dBm/s, MHz/dB/ms, kHz/dBmV/μs
and Hz/mV/ns. After entering the desired numbers, choose
an appropriate unit to complete the input. The specific
meaning of unit is decided by the type of input parameter
("frequency", "amplitude" or "time").
5.
Cancel Key
(1) During the editing process this key will clear the inputs in
the active area and exit editing mode at the same time.
(2) Turn off the display in the active area.
(3) Exit current test mode while in keyboard test.
6.
Back Key
(1) During the process of parameter editing, this key will
delete the characters on the left side of the cursor.
(2) While in the process of file name editing, pressing this
key will delete characters that have been entered.
7. Enter
When pressed, the system will complete the input process
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