Extron-electronics DVI 201 User Guide User Manual download pdf (Page 25)

RS-232 (Control) Pass Thru connector — Connect a serial communications

port to this 3.5 mm, 3-pole captive screw connector for bidirectional RS-232

communication. See RS-232 connector wiring to wire the connector.

NOTE: The RS-232 connector can also transmit one-way modulated infrared (IR)

signals. See Modulated IR Pass Through Application.

Audio output connector (DVI 201 A D Tx [Decora] only) — Connect a

stereo audio device to this 3.5 mm mini stereo jack to receive the unbalanced audio

output. Figure 15 on page 17 shows how to wire the audio plug.

Pin Assignments and Wiring

DVI connector pin assignments

Figure 20 deﬁnes the pinout for the DVI protocol.

Pin Signal

TMDS data 2–

TMDS data 2+

TMDS data 1–

TMDS data 1+

DDC clock +5 V power

DDC data TMDS clock+ Ground (+5 V)

CEC control* TMDS clock– Hot Plug Detect

TMDS data 0–

TMDS data 0+

Spare

TMDS data 2

shield

TMDS data 1

shield

TMDS data 0

shield

TMDS clock

Shield

Pin Pin Signal Signal

4 12 20

5 13 21

6 14 22

7 15 23

* CEC control on pin 8 is a proprietary usage,

not the industry standard.

16 24

3 11 19

17 24

Female Connector

Male Connector

Figure 20. DVI Connectors

DVI 201 • Installation and Operation 21

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 39 40

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Extron-electronics DVI 201 User Guide User Manual Page 25

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