Optoma ZH39 offers many convenient features to cater the demand of different usage. One of them is adjusting the signal option.
Configure automatically the signal (the frequency and phase items are grayed out). If automatic is disabled, the frequency and phase items will appear for tuning and saving the settings.
Change the display data frequency to match the frequency of your computer’s graphic card. Use this function only if the image appears to flicker vertically.
Synchronize the signal timing of the display with the graphic card. If the image appears to be unstable or flickers, use this function to correct it.
Adjust the horizontal positioning of the image.
Adjust the vertical positioning of the image.
Pleas note: This menu is only available if the input source is RGB/Component.
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