Specifications

20” LCD TV Color Monitor AOC L20S421
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5. Front Panel Control Knobs
Power Key ⑦ : Press to turn on or off the TV.
MENU Key ⑥ : Press to show the OSD menu and exit OSD menu at the TV.
Down / Up Key ⑤ ④: Select the intended function by pressing these two keys, or switch the channels
in the TV mode.
+ /- Key ② ③ : Press to confirm your function selection and adjustment volume.
Source Key ① : Press to select your input source.