When using the WV‑Q105A (optional accessory)It is recommended that you provide an inspection opening or other such space for access purposes in the area near where the equipment is installed inorder to facilitate installation and the wiring connections work.Before installation, check that the installation location is strong enough to withstand the total mass when the unit and HD integrated camera areinstalled.Use the mount bracket where the space between the ceiling panel and the concrete ceiling is at least 100 mm (3-15/16 inches) high.The bracket can be mounted where the thickness of the ceiling panel ranges from 5 mm (3/16 inches) to 40 mm (1-9/16 inches).The drop-prevention wire (supplied with the WV-Q105A) must be used when mounting the direct ceiling mount bracket.Height aboveceiling panel:At least 100 mm(3‑15/16 inches) The anchor bolts must not protrudebeneath the ceiling panel.Ceiling panel (plasterboard,etc. with a thicknessfrom 5 mm (3/16 inches) to40 mm (1‑9/16 inches))Anchor bolts(Withdrawal strength: 294 N) (30 kgf) or moreø 60 mm(2‑3/8 inches)Concrete ceiling1. Refer to the Operating Instructions of the WV‑Q105A direct ceiling mount bracket, and attach the WV‑Q105A as well as thedrop‑prevention wire angle and drop‑prevention wire supplied with the WV‑Q105A to the anchor bolts.Mounting the anchor bolts and direct ceiling mount bracket ()This job is facilitated if the direct ceiling mount bracket is loosely secured to the ceiling panel in one place, and the direct ceiling mount bracket andanchor bolts are vertically aligned before the nuts are tightened up.2. First, remove the screw which was loosely fastened in step 1, and then align mount bracket B of the AW‑HEA10 with thescrew holes in the WV‑Q105A direct ceiling mount bracket and mount it in place.• Use the mounting screws (the M4-L60 Phillips head screws with adhesive) supplied with the WV-Q105A as the mounting screws.• Fasten the AC adaptor securely to the bottom or other surface of the reinforcing member made of channel steel where dust and other foreign matterwill not accumulate.• Do not place the AC adaptor directly onto the ceiling panel or other such surface.Drop‑prevention wireangle (supplied withWV‑Q105A) Anchor boltsSpace above the ceilingDirect ceiling mount bracket WV‑Q105A (optional accessory)Drop‑prevention wire(supplied with WV‑Q105A)Plasterboard or other ceiling panelMount bracket B(supplied withAW‑HEA10)AW‑HEA10Mounting screw x 4(supplied with WV‑Q105A)Channel steelSecure the AC adaptor firmly to amember made of channel steel.(Ceilingpanel)Inspection opening recommended• The installation and wiring connectionwork is facilitated if an inspection openingis provided for access purposes.(): Fasten here using the nut.3. Install the AW‑HEA10 camera by following the procedure starting with step 3 on page 10.12How to install and connect the unit (continued)