How to initialize the lens of my Sunba 20X PTZ cameras?

For IP camera, please apply the following preset code:

Please use preset 189+204+20 (call PRESET 189, PRESET 204, PRESET 20 successively) to initialize the lens over daytime.

Please use preset 189+205+20 (call PRESET 189, PRESET 205, PRESET 20 successively) to initialize the lens over night.

 

For Analog camera, please apply the following preset code:

Please use preset 97+108 (call PRESET 97, 108 successively) to initialize the lens.