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3.10 High-end open circuit setting
1. Press the "PAGE" key to select the parameter setting interface
2. Select the relevant menu item
Press the up and down keys to move the cursor to the high-end open circuit. Press the left and
right keys to select "Close" "Open"
Menu
meaning
Off
High-end open circuit closed
On
High-end open circuit open
3.11 Low-end open circuit setting
1. Press the "PAGE" key to select the parameter setting interface
2. Select the relevant menu item
Press the up and down keys to move the cursor to the low-end open circuit. Press the left and right
keys to select "Close" "Open"