2N TELEKOMUNIKACE a.s., www.2n.cz 15/721.CautionThe warranty does not apply to the product defects and failures arisenas a result of improper mounting (in contradiction herewith). Themanufacturer is neither liable for damages caused by theft within anarea that is accessible after the attached electric lock is switched. Theproduct is not designed as a burglar protection device except whenused in combination with a standard lock, which has the securityfunction.When the proper mounting instructions are not met, water might get inand destroy the electronics. It is because the intercom circuits are undercontinuous voltage and water infiltration causes an electro-chemicalreaction. The manufacturer's warranty shall be void for productsdamaged in this way!NoteThe microphone sound guides are normally loose after the front panel isremoved! The screw is only used as a fall-out protection duringinstallation.Flush Mounting – Classic BricksIf you use the brick flush mounting box, follow the instructions included in the box. Ifyou do not use the mounting box, follow the instructions below:What You Need:A precisely cut hole or, optionally, the brick flush mounting box, Part No. 9151001Hole: (132 × 223 × 83) mm (with flush mounting box)Hole: (112 × 220 × 70) mm (without flush mounting box)Make a hole using the template. Suppose that all the required cables have beencarried into the hole.