AG Neovo PD-55Q 55" 4K Commercial Display - Manual (Page 33)

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MAKING CONNECTIONS
2.6 Connecting Multiple Displays in a Daisy-chain Configuration
You can interconnect multiple displays to create a daisy-chain configuration for applications such as a video
wall.
Caution:
To avoid unnecessary strain on the bezel, it is highly recommended to keep a minimum space of 0.5mm in
which a business card is able to slip between all displays on all sides.
0.5 mm
2.6.1 Display Control Connection
Connect the RS232 OUT connector of DISPLAY 1 to the RS232 IN connector of DISPLAY 2.
DISPLAY 1
PC
DISPLAY 2
[RS232 IN]
[RS232]
[RS232 OUT] [RS232 IN]