Chapter 1 Overview of front panel 1.1 Front panel Description of the front panel is shown in the figure (Note: In this manual, long press means holding the key for more than 2 seconds). 1. Display: 2.8 inch TFT LCD screen, which display all functions of the instrument. 2. R-X shortcut key: Select the main parameter as R and the secondary parameter as X directly. 3. C-D shortcut key: Select the main parameter as C and the secondary parameter as D directly. 4. L-Q shortcut key: Select the main parameter as L and the secondary parameter as Q directly. 5. Data holding recording key: Turn on or off the data holding function. 6. Frequency key: S witch to fixed frequency quickly. 7. Range key:
S witch to the required range quickly. You can select Auto, 10Ω, 100Ω, 1kΩ, 10kΩ and 100kΩ in turn. Auto is the automatic range, LCR will automatically select the appropriate hardware range according to the current tested component, and the other ranges are the fixed gear position. 8. Level shortcut key : Switch to the fixed level (300mV, 600mV RMS) quickly. 9. Measuring speed key : Switch to the required measurement speed (Fast, Medium and Slow). 4