Runco CX-55HD, CX-OPAL47 Connecting an External IR, Receiver, RS-232 Controller, Connection

Installation

If infrared signals from the remote control cannot reach the display due to excessive	Connecting an External IR
distance or obstructions such as walls or cabinet doors, you can connect an external IR	Receiver
repeater system to the IR INPUT on the Crystal Series LCD to extend the range of the
remote control. See Figure 3-8.

IR Sensor

HD

COM

2

M

M

IN

WID

3

5

O

R

F

TIMER

OFF

V

SWAP

AUDIO

1

1

8

T

HDMI

0

S

E

U

C

N

2

COMP

1

4

7

100

F A

E

EN

SIZE

AUDIO

M

Y

POSITION

L

EX

4:3

AUDIO

ISD

1

-

IT

VO

16:9

PIP

SRC

PIP

Remote Control

Audio	PC
In

IR Repeater

+	–
	Speaker L
	Out R

(3.5-mm, mini

phono plug)

IR

In SPDI

Figure 3-8. External IR Receiver Connection
Use a straight-through RS-232 cable with a 9-pin male connector to connect a PC or	RS-232 Controller
home theater control/automation system (if present) to the RS-232 port on the Crystal	Connection
Series LCD; see Figure 3-9.
For more information about using this connection, refer to Serial Communications on
page 51.

DB-9 Male

To PC or

Automation/

Control

System

Connector Pin Assignments:

2	Receive Data
3	Transmit Data
5	Ground
1, 4, 6, 7, 8, 9	Not Connected

Figure 3-9. RS-232 Control System Connection

Crystal Series LCD Installation/Operation Manual 25