Keysight E4990A - Page 26

E4990A Help
16
Name
Channel
Next
Selects the next channel as the active channel. (Each time
the key is pressed, the active channel steps up from the
current channel to the channel with one number larger
than the current channel number). A channel must be
active before you can define such parameters as the
sweep range. To change the settings of a channel, use
this key to first make the channel active.
Channel
Prev
Selects the previous channel as the active channel. (Each
time the key is pressed,the active channel steps down
from the current channel to the channel with one number
smaller than the current channel number).
Trace Next
Selects the next trace as the active trace. (Each time the
key is pressed, the active trace steps up from the current
trace to the trace with one number larger than the current
trace number). A trace must be active before you can
define measurement parameters and other settings. To
change the settings of a trace, use this key to first make
the trace active.
Trace Prev
Selects the previous trace as the active trace. (Each time
the key is pressed, active trace steps down from the
current trace to the trace with one number smaller than
the current trace number).
ENTRY Block
A group of keys used for entering numeric data is provided on the front
panel of the E4990A.
Hardkey
Name
Description
0, 1, 2, 3 ,
...... , 9, ...
Keys
(numeric
keys)
Type numeric characters or a decimal point at the
position of the cursor in the data entry area.
+/-
+/- alternately changes the sign (+, -) of a numeric value