Quick start EN 4.5.1 Numeric Keypad The numeric keypad consists of the following parts: 1. Number keys The 0 to 9 number keys are used to directly input the desired parameter value. 2. Decimal point Press this key to insert a decimal point "." at the current position of the cursor. 3. Operator Key The operator key "+/-" is used to modify the operator of the parameter. Press this key to set the parameter operator to "-" 4.5.2 Direction Keys and Knob Arrow key functions include: During parameter input, the direction keys are used to move the cursor to select the currently edited bit. When editing the file name, the arrow keys are used to move the cursor position. Knob functions include:
⚫ In the parameter editable state, rotating the knob will increase (clockwise) or decrease (counterclockwise) the parameter in specified steps. ⚫ When editing the file name, the knob is used to select different characters in the soft keyboard. Copyright © Qingdao Hantek Electronics Co., LTD HDG3000C User manual 17