Sennheiser ASA 3000 Notice D'emploi page 25

Putting the unit into operation
Use a crosstip screwdriver to loosen the
screw of the catch for the input modules .
To remove the input modules and , plug
a BNC connector into the input modules' BNC
sockets and pull hard (!) at the BNC
connector.
Insert the new input modules and tighten
the screw of the catch .
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