Communication Setting; Command Message Reference; Connections And Communication Settings; Rs232 Serial Port Connection - BenQ BH2801 Installation Manual

Communication setting

Baud rate select: 9600bps (fixed)/ Data bits: 8 bits (fixed)
Parity: None (fixed)/ Stop Bits: 1(fixed)

Command message reference

PC sends to Monitor command packet followed by "CR". Every time PC sends control command to the
Monitor, the Monitor shall response as follows:
1. If the message is received correctly, it will send "+" (02Bh) followed by "CR" (00Dh).
2. If the message is received incorrectly, it will send "-" (02Dh) followed by "CR" (00Dh).

Connections and communication settings

Choose one of the connections and set up properly before RS232 control.

RS232 serial port connection

Communication cable (straight)
4