13When installing the camera on a wall or ceiling, there are three methods as specified below.• Use the one-gang junction box• Installing the camera directly on a wall or ceiling• Using the optional ceiling mount bracket WV-Q174E (for embedded installation on a ceiling)Important:• Procure 2 screws (M4) to secure the camera to a wall or ceiling according to the material of theinstallation area. Do not use wood screws and nails. For mounting a camera on a concrete wallor ceiling, use an anchor bolt (M4) for securing.(Recommended tightening torque M4: 1.6 N·m)• Required pull-out strength of a single screw/bolt is 196 N or more.• If a ceiling board such as plaster board is too weak to support the total weight, the installationarea shall be sufficiently reinforced.• The protection sheet attached to the dome section should be peeled off after installation.The mounting conditions of the camera are described as follows: Remove the dome cover1 Peel off the protection sheet from the domecover. Don't remove completely as thisprotects the dome during installation.2 Loosen the dome cover fixing screw.3 Adjust the mark on this unit to [|] on thedome cover, and turn the dome covercounterclockwise to remove it.PreparationsMarkMark [|]Note:• The clear dome cover and the inner domeare joined into a single unit.Therefore, never try to remove them.InstallationplaceApplicable mountbracketRecommendedscrewNumberof screwMinimum pull-outstrength (per 1 pc.)Ceiling / wall One-gang junction box(locally procured) M4 2 pcs. 196 NCeiling / wall (Direct mounting) M4 2 pcs. 196 NCeiling WV-Q174E (approx. 310 g) - - *1*1 Make sure that the installed mount bracket can support more than 5 times of the weight of the cam-era.