Function and Features 
  Copyright ©ITECH Electronics Co., Ltd.  16 
Chapter3 Function and Features 
This chapter describes in detail the use of the front-panel keys and shows how they 
are used to accomplish power supply operation.
 
3.1 Setting Voltage 
The constant voltage range is from 0V to the maximum voltage value. It is very 
easy for you to set the constant voltage output. You have 3 solutions to set the 
constant voltage value.And when you press[V-set], this button will be lit. 
  directly input through number keys 
Input the value you want to set and then please press [Enter]  or  [OK] 
button to confirm. 
  using knob to set value 
Press [V-set] button 
Press [Coarse] button( coarse adjustment,change the value in integer bit) 
or [Fine] button( fine adjustment,change the value in decimal bit),and then 
rotate the knob to set the value 
  using left and right direction key to set value 
Press [V-set] button 
Press [Coarse] button( coarse adjustment,change the value in integer bit) 
or [Fine] button( fine adjustment,change the value in decimal bit), move the 
cursor by left and right keys, then to adjust values through ▲and▼. 
3.2 Setting Current 
The constant current range is from 0A to the maximum current value. It is very 
easy for you to set the constant current output. You have 3 solutions to set the 
constant current value.And when you press [I-Set], this button will be lit. 
  directly input through number keys. 
Input the value you want to set and then please press [Enter]  or  [OK] 
button to confirm. 
  using knob to set value 
Press [I-Set] button 
Press [Coarse] button ( coarse adjustment,change the value in integer bit) 
or [Fine] button( fine adjustment,change the value in decimal bit),and then 
rotate the knob to set the value 
  using left and right direction key to set value 
Press [I-Set] button 
Press [Coarse] button ( coarse adjustment,change the value in integer bit) 
or [Fine] button( fine adjustment,change the value in decimal bit), move the 
cursor by left and right keys, then to adjust values through ▲and▼. 
3.3 Setting Power 
The constant current range is from 0W to the maximum power value. It is very 
easy for you to set the constant power output. When you press [P-set], this 
button will be lit. then you can input the power value by numeric and press 
[Enter] or [OK] button to confirm.