A SERVICE OF

logo

Installation
34 Runco VX-22d Owner’s Operating Manual
PRE
L
IMINAR
Y
RS-232 Controller
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 DHD Controller; see
Figure 3-13.
For more information about using this connection, refer to Serial Communications on
page 63.
Figure 3-13. RS-232 Control System Connection
II I
TRIGG
RS-232 / 485
WIRED
REMOTESERVICE ONLY
SYSTEM CONTROL INTERFACE
HD
1
Y / G Pr / RPb / B
INPUTS
Service port.
Not for user
access
1
2
345
7
89
6
to Automation/
Control System
or PC
2 Receive Data
3 Transmit Data
5 Ground
(none of the other pins are used)