Alpine N872A Installation Guide - Page 13

4. Mounting Caution Do not block the unit's fan, thus preventing air circulation. If blocked, heat will accumulate inside the unit and may cause a fire. Air ventilation hole (Rear of NVE-N872A) Note: The main unit must be mounted within ±5 degrees of the horizontal plane, left to right, and 30 degrees of the horizontal plane, back to front. 2 Attach the unit on the rear tray. Attach the unit securely with hex bolts (M6×50) 4, flanged hex nuts (M6) 7, spring washers (M6) 6, and wing nuts (M6) 8. Continued to step 5 "Securing leads, etc." 4 7 Less than 30° a When mounting using Velcro fastener 1 Place Velcro fasteners. Place two pieces of Velcro fasteners onto the mounting surface. The rough side should be facing the navigation unit. 2 Press the Navigation unit onto the Velcro fastener at the mounting position. Remove the backing to the adhesive on the Velcro strips. Press the Navigation unit onto the mounting location. Continued to the step 5 "Securing leads, etc." (Bottom side) 6 8 a When mounting the unit directly on the floor 1 Mount the brackets 1 on the unit. Mount the brackets at both sides of the unit with screws with double washer (M4×8) 3. Depending on the locations of the mounting screw holes, the 3 1 mounting brackets (for the left and right) can be used on either side. 1 Floor Velcro fasteners a When mounting on the rear tray 1 Mount the brackets 1 on the unit. Mount the brackets at both sides of the unit with screws with double washer (M4×8) 3. 1 3 3 2 Mount the unit on the floor. Mount the unit on the floor with flanged self-tapping screws (M5×15) 5 and spring washers (M6) 6. • Make sure the unit is protected from dust and debris and dampness. Warning: Do not damage pipe or wiring when drilling holes. Continued to step 5 "Securing leads, etc." 5 (Bottom side) 6 Depending on the locations of 3 the mounting screw holes, the mounting brackets (for the left 12 and right) can be used on either side.