8x2 HDMI 2.0 Seamless Matrix Switcher
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5.3 Resolution Selection
Press the
1.HDMI
or
2.HDBT
button on RESOLUTION area repeatedly to cycle through
the four video resolutions. A series of four LEDs, one of which illuminates blue to
indicate which resolution is selected.
5.4 Sound Volume Control
Press volume knob to choose
MIX
,
HDMI OUT
or
HDBT OUT
audio needs to be
adjusted, the corresponding LED will turn blue and keep on.
l
Adjusting the knob in clockwise direction to increase sound volume.
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Adjusting the knob in anti-clockwise direction to decrease sound volume.
l
Press and hold the knob at least three seconds to mute the selected audio. Rotate
the knob to unmute.