Runco VX-22I 用户手册
Runco VX-22i Installation/Operation Manual
33
PRE
L
IMINAR
Y
RS-232 Controller
Connection
Connection
Use a “null-modem” 9-pin RS-232 cable to connect a PC or home theater
control/automation system (if present) to the RS-232/485 port on the VX-22i; see Figure
3-15.
control/automation system (if present) to the RS-232/485 port on the VX-22i; see Figure
3-15.
For more information about using this connection, refer to Serial Communications on
page 63.
page 63.
Figure 3-15. RS-232 Control System Connection
WIRED REMOTE
WIRED REMOTE
Service port.
Not for user
access
to Automation/
Control System
or PC
1
2
3
4
5
7
8
9
6
5 Ground
3 Transmit Data
2 Receive Data
3 Transmit Data
2 Receive Data
(none of the other pins are used)