McCONNEL MULTIDRIVEM380‐4&M420‐4
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Joystick Control
The multifunction joystick has six function buttons on the face and two on the reverse. For
transmission control the stick has movements fore and aft and side to side and a button on
the stem (see transmission control section). The functions are as shown on the decal
immediately in front of the joystick.
The buttons on the face have the functions as detailed below.
The two buttons on the obverse have the following functions
Machine Control Unit (MCU)
The MCU is the only display unit for the machine and not only displays a multitude of
information but also controls various machine functions in conjunction with other
controllers on the machine. It is an integral part of the electrical system and the machine
will not function without it.
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