17Check before installationCompatibility of devices is restricted. Beforeinstallation, check the ratings and dimensionsof the devices to be used.Contact your dealer for details.Before installation• SFV781LUse the provided attachment plate or basebracket.SPV781LDirectly secure the camera mount bracketor use the provided adapter box.• Anchor bolts and screws used to mountthe camera on the ceiling or wall are notsupplied. Prepare bolts and screws thatmatch the structure and materials of theinstallation location and satisfy the perfor-mance and reliability specifications shownbelow.SFV781LRequired screws: M4 (4 pcs.)Minimum pull-out strength: 539 N {121 lbf}(per 1 pc.)SPV781LRequired screws: M5 (4 pcs.)Minimum pull-out strength: 724 N {163 lbf}(per 1 pc.)Screw tightening• The screws and bolts must be tightenedwith an appropriate tightening torqueaccording to the material and strength ofthe installation area.• Do not use an impact driver. Use of animpact driver may damage the screws orcause tightening excessively.• When a screw is tightened, make thescrew at a right angle to the surface. Aftertightening the screws or bolts, performchecks to ensure that the tightening issufficient enough so that there is nomovement or looseness.Do not remove or loosen the screws onthe bottom of this product.SFV781LIf the screws (9 pcs.) are loosened, waterexposure may cause damage or malfunction ofthe product, or dropping may result in injury.SPV781LIf the screws (4 pcs.) are loosened, the cameramay fall, resulting in accidents.Take notice of humidityInstall this product when the humidity is low. Ifinstallation is performed when it is raining or invery humid conditions, the inside may beaffected by humidity, causing mist-over insidethe dome cover SFV781L or front coverSPV781L .