Method for controlling a set of tell-tales (10, 11, 12) of a human-machine interface to be displayed on at least one screen of an on dock vehicle, said set of tell-tales (10, 11, 12) comprising at least one tell-tale, said method comprising the steps of: - receipt, by a device, of a request comprising a first piece of information identification at least in part said vehicle and a second piece of information identification said set of witnesses (10, 11, 12) to be checked; - identification, by the device, from a memory, of first data representative of a display configuration of said set of indicators (10, 11, 12) in said man-machine interface from said first information and said second information; - emission of said first data by the device to a computer; generating, by the computer, second data representative of a part of a video flow as a function of said first data received, a piece of information for controlling said second data being associated with said second data; transmission of said control information by the computer to the device; characterised in that it comprises the following steps: comparing, by the device, said received control information with a reference control information corresponding to said configuration, said reference control information being stored in a memory; - determination, by the device, of a third piece of information representative of a status of display compliance of said set of witnesses (10, 11, 12) according to a result of said comparison. - receipt, by a device, of a request comprising a first piece of information identification at least in part said vehicle and a second piece of information identification said set of witnesses (10, 11, 12) to be checked; - identification, by the device, from a memory, of first data representative of a display configuration of said set of indicators (10, 11, 12) in said man-machine interface from said first information and said second information; - emission of said first data by the device to a computer; generating, by the computer, second data representative of a part of a video flow as a function of said first data received, a piece of information for controlling said second data being associated with said second data; transmission of said control information by the computer to the device; characterised in that it comprises the following steps: comparing, by the device, said received control information with a reference control information corresponding to said configuration, said reference control information being stored in a memory; generating, by the computer, second data representative of a part of a video flow as a function of said first data received, a piece of information for controlling said second data being associated with said second data; transmission of said control information by the computer to the device; characterised in that it comprises the following steps: comparing, by the device, said received control information with a reference control information corresponding to said configuration, said reference control information being stored in a memory; - determination, by the device, of a third piece of information representative of a status of display compliance of said set of witnesses (10, 11, 12) according to a result of said comparison.