1) Press the up(▲) or down(▼) button to select the Swap.
2) Press the right(▶) or SOURCE/SELECT button to swap the main image for the sub one.
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5. Sound Select
1) Press the up(▲) or down(▼) button to select the Sound Select.
2) Press the right(▶) or SOURCE/SELECT button.
3) Press the up(▲) or down(▼) button to select the Sound Select option.
4) Press the MENU button to save.