See also:

Channel preset
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Towing and tie-down hooks
The towing hooks should be used only in an emergency (e.g., to free a stuck vehicle from mud, sand or snow). - Use only the specified towing hook and tie-down hook. Never use suspension p ...

When “CHECK DEVICE” is displayed
This message is displayed under the following conditions. - When there is a short in the USB bus - When a non-corresponding device (for example a USB mouse) is connected - When a non-correspo ...