13Installations/ConnectionsThe following are descriptions of how to install the camera.The camera can be installed on a ceiling and can be placed on a desktop by placing the camera upside-down.Before starting the installation/connection, prepare the required devices and cables.Before starting the connection, turn off the power of the devices including the camera and the PC or disconnect fromthe DC 12 V power supply.Install on ceilingWhen installing the camera on a ceiling, there are two methods; wiring through a hole in the ceiling ( page 13) andwiring through a cable guide (unnecessary to make a hole in the ceiling) ( page 17).Important:• Prepare four fixing screws (M4 or M6) to be used to mount the provided mount bracket according to the materialof the area where the camera mount bracket is to be installed. Do not use wood screws and nails.When installing on concrete ceiling: Fix with anchor bolts (M6).(Recommended tightening torque: 5.0 N·m {51 kgf·cm})• Required pull-out capacity of a single screw/bolt is 196 N {20 kgf} or more.• If a ceiling board such as plaster board is too weak to support the total weight, the area shall be sufficiently rein-forced or the optional ceiling mount bracket for the camera, WV-Q105, shall be used. When using an optionalmount bracket or inner cover, refer to the operating instructions of the bracket in use.• When using an outdoor housing to install the camera, use an optional inner cover (WV-Q153).• Remove the cover film from the transparent part of the dome cover after the installation is complete.• When using an optional mount bracket, refer to the operating instructions of the bracket in use.• When using a DC12 V power supply, it is necessary to fabricate the cable end. ( page 16)Anchor bolt (Procured locally)Camera mount bracketCameraWV-Q105 (sold separately)Ceiling board such as plaster boardMounting screws (4 pcs.)(WV-Q105 supplied)Safety wire angleSafety wireDecorative cover (standard accessory)Caution:ONLY CONNECT THIS TO 12 V DC CLASS 2 POWER SUPPLY.