Here are the steps to adjust image quality of the video inputs broke down by their respective connectors. HDMI Inputs and the RGB input has scaling options.

1. Press [MENU]
2. Use the [VALUE] knob to select VIDEO INPUT
   
   
   
   
3. Then again using the [VALUE] knob select the video input you'd like to engage
4. Press the [VALUE] knob to ENTER into the menu
5. Once inside the sub menu for the input use the [VALUE] knob to make adjustments
   
   

Here are the adjustments that can be made:

SDI INPUTS 1 - 4

HDMI INPUT 5

(*1) This is available when the "SCALING TYPE" is set to "MANUAL"

HDMI/RGB INPUT 6 (*2)

(*2) The settings on HDMI/RGB IN 6 menu change in tandem with the assignment made using “INPUT ASSIGN”. You can make separate individual settings for the respective menu items for the HDMI IN 6 connector and the RGB/COMPONENT IN 6 connector.
(*3) This is effective when “INPUT ASSIGN” is set to “RGB/COMPONENT.”
(*4) This is available when “SCALING TYPE” is set to “MANUAL.”