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3
External Trigger
/FSK/Burst
4
Modulation In
5
RS232 port
6
Power socket
7
Fuse
8
Power switch
9
USB Host port
10
USB Device port
4.1.1 Front/Rear Panel and User Interface (P4120 – 4121)
1
LCD
2
Menu selection
buttons
3
Number keys
4
Knob
5
Direction key
This signal can be used as external signal source in
Sweep, FSK and Burst mode.
Modulation waveform input, use it as external signal
source
Through this interface, the generator can be
connected to a PC and controlled via PC software
AC input connector
Use the specified fuse according to the voltage scale.
Switch between 110V and 220V.
Connect as a "host device" with an external USB
device, such as connect a USB disk to the instrument.
Connect as a "slave device" with an external device,
such as connected to a PC and controlled via PC
software.
Figure 0-1 Front panel overview
Display the user interface
Include 5 buttons: F1～F5, activate the corresponding menu
Input parameters, include: number, point and plus/minus
sign
Change the current highlighted number, also can be used to
select file location or switch the character of the soft
keyboard when entering file name.
Move the cursor of the focused parameter or select the file
locations
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