NEC 8M-B80AX1U 8M-B80AX1U Setup Manual - Page 9

Attaching the Stand (Continue) Connecting an 8K Video Device CAUTION • It is very dangerous to remove the stand fixing screws while this Monitor is standing as it can result in toppling over of this Monitor. • In the installation procedure, be careful not to catch your fingers between the Monitor set and the floor. • Do not remove the stand from the Monitor unless using an optional wall mount bracket to mount it. • After attaching the stand to the Monitor, do not hold the stand when you put up, set up, move or lay down the Monitor.  Positions when holding the product • When lifting or carrying, hold the product by the positions in the illustration, not by the stand or panel surface. Connecting with Four HDMI Cables (for 8K Output Compatible Device)  Connecting to an 8K output compatible device • To connect the product to an 8K output (with 7680 x 4320 resolution) compatible device, use four Premium HDMI Cables. • Connect so that the output signals of the 8K output compatible INPUT7-A device are output to the proper positions. • The display positions for the HDMI input terminals are shown on the right. • INPUT7 (A to D) are terminals dedicated for 8K input. INPUT7-C • 8K video input terminals are not supported for multi-display. • When input signals to INPUT7 (A to D) are all synchronized, 8K display is available. • By factory default, the Monitor uses the audio to INPUT7-A. • To change the setting, after switching to INPUT7, go to the Setup menu, select Setup 
Terminal setting

INPUT7 audio select
and then select a terminal to input audio. • Also refer to the operating instructions of the device to be connected. • Commercially available Premium HDMI Cables are necessary. INPUT7-B INPUT7-D
Option)  To reduce loads on the terminals and prevent breakage, thread the HDMI cables through the cable clamps to secure. Rear side of Monitor 8K output compatible device INPUT7 (8K signal terminal) EN 3 Premium HDMI cable (Commercial Item)