Large screen on the west side of the second floor

Location of Control Equipment: The weak current room next to the northwest toilet on the third floor.

1. Power on.

2. When using it for the first time, insert a formatted empty USB, unplug it and plug it into your computer after 1 minute. Drag the prepared JPG into the automatically generated folder usb.files. Multiple JPGs can be taken, and one can be switched in 5 seconds by default. Loop sequence playback (ppt playback format pps is not available). In the future, just drag the file directly into the folder usb.files.

3. Select input source: HDMI2.

4. Turn off the power!