![background image](http://html.mh-extra.com/html/benq/rm6503/rm6503_user-manual_2733791026.webp)
Connection
26
Connecting to serial port
Directly connect a computer to the
RS232
port on the input/output terminals.
• The applicable cable is not supplied and should be purchased separately.
• This connection is applicable to straight-through RS-232C cable only.
• After using serial port line to connect central control equipment and machine, certain function
of the machine can be controlled via central control equipment, such as: machine on/off, and
adjustment of sound volume, etc.
RS-232C cable
Computer