Extron electronic DVI DL 201 Rx RS-232 signals, Tx to Tx Rx to Rx Ground to, IR signals

RS-232 signals

CONTROL

PASS THRU

RS-232 signals are bidirectional — signals pass from the control device and replies return from the remote device. To connect the control device to the transmitter, or the receiver to the remote device, make the following connections, as shown at right:

DVI DL 201 Transmitter or Receiver

Tx Rx

•Tx to Tx

•Rx to Rx

• (ground) to

RS-232 Control or Display Device

Tx Rx

NFor information about controlling display devices with RS-232 commands, please refer to the user's manual of that device.

IR signals

IR signals are one-way (from control device to the IR emitter that broadcasts the IR

CONTROL

PASS THRU

signal remotely). There are no responses and no requirement for a reverse pathway. To connect the control device to the transmitter or the receiver to the IR emitter, make the following connections, as shown at right:

DVI DL 201 Transmitter or Receiver

Tx Rx

• The Signal (S), from the control device to	IR Control
Tx of the transmitter.	or IR emitter
• The ground (G) of the control device is	S	G
connected to the ground ( ) of the transmitter.
• The Tx of the receiver to the S of the IR emitter.
• The ground ( ) of the receiver to the ground (G) of the IR
emitter.

DVI DL 201 Tx/Rx • Installation 2-19