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MARK Entering the cursor function menu
AMP Adjusting the reference level, trajectory position, the range of the
signal source function as well as the vertical extent in VSWR test.
POWER Power switch
SHIFT Start the secondary functions
Chart 2-1
CENT and SPAN can be set in “Frequency control” which is in the FUNC menu.
Chart of Keyboard’s secondary functions
Key Combination
Functions to use
SHIFT+CENT Setting the beginning frequency
SHIFT+SPAN Setting the ending frequency
SHIFT+LOCAL Disconnecting to the computer and forcibly switching to the lo-
cal operation
SHIFT+FUNC Resetting to defaults
SHIFT+STOP/RUN
Switching to the single step. In this mode, press STOP/RUN once,
scan once.
SHIFT+1 Saving the data to the storage card
SHIFT+2 Read the curves and settings from the storage card
SHIFT+3 Self-defining the file names after saving the data into the storage
card
SHIFT+4 Adjusting the screen luminance
SHIFT+5 Adjusting the RF output range
SHIFT+6 Warning tone of power switch button
SHIFT+. Saving the current user calibration data
SHIFT+0 Reading the current user calibration data
SHIFT+ENTER Locking the keyboard and knob to prevent the mistaken opera-
tion
Chart 2-2
2.2 Measuring Ports
There are three signal ports in KC901V. Two RF ports, one AF port. The far right
one is the input/output port for testing specturm and reflection. The far left one is
the output port for transmission measurement and the output of RF signal source.
The other RF port inside, which is connected to the standard load, is replaceable.
In other files, as shown in chart 2-4, the ports from left to right are named Port 1,
Port 2 and Port 3.
The N type measuring port has a precise surface, it needs to be protected, espe-
cially the S11 port from the right side. Use only qualified connectors and always check
before connecting. If the core needle is sticking out too long or bended, fix them be-
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