NEC X554HB Users Manual - Page 7

English Installation This device cannot be used or installed without the Tabletop Stand or other mounting accessory for support. For proper installation it is strongly recommended to use a trained, NEC authorized service person. Failure to follow NEC standard mounting procedures could result in damage to the equipment or injury to the user or installer. Product warranty does not cover damage caused by improper installation. Failure to follow these recommendations could result in voiding the warranty. Orientation • When using the display in the portrait position, the monitor should be rotated clockwise so that the left side is moved to the top, right side is moved to the bottom. This will allow for proper ventilation and will extend the lifetime of the monitor. Improper ventilation may shorten the lifetime of the monitor. Mounting DO NOT mount the monitor yourself. Please ask dealer. For proper installation it is strongly recommended to use a trained, qualified technician. Please inspect the location where the unit is to be mounted. Mounting on wall or ceiling is the customer's responsibility. Not all walls or ceilings are capable of supporting the weight of the unit. Product warranty does not cover damage caused by improper installation, remodelling, or natural disasters. Failure to comply with these recommendations could result in voiding the warranty. DO NOT block ventilated openings with mounting accessories or other accessories. For NEC Qualified Personnel: To ensure safe installation, use two or more brackets to mount the unit. Mount the unit to at least two points on the installation location. Please note the following when mounting on wall or ceiling • When using mounting accessories other than those that are NEC approved, they must comply with the VESAcompatible (FDMlv1) mounting method. • NEC recommends mounting interfaces that comply with UL1678 standard in North America. • X474HB: NEC strongly recommends using size Unit No gap M6 screws (10-12 mm + No thread thickness of bracket 4 mm (X474HB) 6 mm (X554HB) and washers in under 8.5 mm (X474HB) length). If using 10 mm (X554HB) Mounting Bracket Washers Screw screws longer than 10-12 mm, check the depth 10-12 mm (X474HB) 15-17 mm (X554HB) Thickness of bracket of the hole. (Recommended and washers Fasten Force: 470 - 635N•cm). Bracket hole should be under 8.5 mm. • X554HB: NEC strongly recommends using size M8 screws (15-17 mm + thickness of bracket and washers in length). If using screws longer than 15-17 mm, check the depth of the hole. (Recommended Fasten Force: 1125 - 1375N•cm). Bracket hole should be under 10 mm. • Prior to mounting, inspect the installation location to insure that it is strong enough to support the weight of the unit so that the unit will be safe from harm. • Refer to the instructions included with the mounting equipment for detailed information. • Make sure there is no gap between the monitor and the bracket. • When used in a video wall configuration for a longer time, slight expansion of the displays may happen due to temperature changes. Due to this it is recommended that over one millimeter gap is kept between adjacent display edges. 3.6 mm LED Indicator 1. Changing NEC logo plate position (X554HB only) Removing the logo plate: Insert a thin stick (less than 2 mm diameter) into the hole in the bottom of logo plate and remove the logo plate by pushing it up from the bottom. Attaching the logo plate: Hook the part (1) of logo plate into the bezel and press in. 2 mm English-5