HP B321 31.5-inch LED Digital Signage Display - Manual (Page 16)

8
B321/B421
3.2. Connecting Multiple Displays
3.2.1. RS232C control connection (optional)
PC
DISPLAY 1 DISPLAY 2
[RS232C IN]
[RS-232C]
[RS232C OUT] [RS232C IN] [RS232C OUT]
3.2.2. IR connection (optional)
DISPLAY 1 DISPLAY 2
[IR IN] [IR OUT] [IR IN]
External
IR Receiver
[IR OUT]
NOTE: This display’s remote control sensor will stop working if the [IR IN] is connected.
3.3. IR Pass-through Connection (optional)
DISPLAY
DVD / VCR / VCD
(DVD / VCR / VCD)
Remote Control
[IR OUT]
[IR IN]