Getting Started 
  Copyright ©ITECH Electronic Co., Ltd. 29 
The meter interface of phase A is shown as follow, the display parameters are 
the same as single mode. You can click the A, B or C to switch the phase 
interface. 
 
 
Introduction to Interface Symbols 
The interface of IT7900 power supply will display the following symbols. All the 
symbols and description are listed in the table below. 
 
 
utput is on 
AC mode
AC 
DC 
 phase AC mode 
 AC 
 AC+DC 
-channel AC 
-channel DC 
The AC source is in 
remote mode 
 
External Simulation Test 
Function 
 
 
 
LIST function is waiting for 
trigger 
 
Sweep function is 
waiting for trigger