AOS A20S431 - Manual (Page 14)

CONNECT PERIPHERAL EQUIPMENT
FRONT PANEL CONTROL KNOBS
Power Key⑦ : Press to turn on or off the TV.
MENU Key⑥ :
Press to show the OSD menu and exit OSD menu at the TV.
Down / Up Key⑤④ : Press to perform select function and channel.
+ /- Key②③ :Press to confirm your function selection and adjustment.
Source Key① : Press to select your input source.
There is a wide range of video and audio equipment that can be connected to
your TV. The following connection diagrams show you how to connect them.
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