User Manual

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5.20.2 Trig In Port
Locate in rear panel and input external trigger signal under FSK, BPSK, frequency sweep,
list sweep and burst mode.
5.20.3 Counter Input Port ‘Sync/Counter’
Locate in front panel and it’s a dual-purpose port. Press 【Utility】 key then to 〖 Sync
On/Off〗softkey to disable or enable the counter input port. When the indicator at top of port
light on to be yellow, the counter input port is enable.
5.20.4 Clock input port ‘10MHz In’
Locate in rear panel and input external clock signal with 10 MHz frequency with higher
accuracy.
5.21 Communication Port
5.21.1 USB Device
The USB Device connector is provided on rear panel, which be connected with PC using
USB cable to remote control for the instrument, or download the user-defined waveform
with waveform edit software, or update the instrument using firmware updating software.
For detail instruction, please refer to CD.
5.21.2 RS-232 port
The RS-232 connector is provided on rear panel, which be connected with PC using
RS-232 cable to remote control for the instrument. For detail instruction, please refer to CD.
5.21.3 USB Host
This connector is provided on front panel, which is used to insert U-disk to store or recall
the user-defined waveforms or instrument state.
5.22 Calibration Overview
The waveform generator is secured when shipped from factory. After a long time operating,
some parameters will out of range. To guarantee the accuracy, periodical calibration is
needed. It’s no necessary to open case for calibration but just using keypad.
When power off, the generator will automatically recall the calibration code stored on last time.
Turning off the calibration is used to prevent the calibration code to be modified.