EverFocus EN-7519C - Manual (Page 28)

C. PIP MENU (For HDMI, DVI & PC Input)
1. Input Source
1) Press the up( ▲) or down(▼) button to select the Input Source.
2) Press the right( ▶) or SOURCE/SELECT button.
3) Press the up( ▲) or down(▼) button to select the Input Source option.
4) Press the MENU button to save.
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D. SETUP MENU