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Screen Service SDT ARK 1 ECHO Purpose and planning

Jan, 2012 v 1.ATSC_FCC Page 2 - 14

2.5.6.2 REAR SUB-D 25P CONNECTOR

N° connectors

 1

Connector

 SUB-D 25p Female

Pinout

1

N.C.

2

IN_OPTO_1

3

IN_OPTO_2

4

IN_OPTO_3

5

OPTO_GND

6

N.C.

7

N.C.

8

N.C.

9

RS232 Tx

10

RS232 Rx

11

N.C.

12

IN_OPTO_0

13

N.C.

14

N.C.

15

N.C.

16

FWD_OUT

17

RL_COM0

18

RL0

19

RL_COM1

20

RL1

21

RL_COM2

22

RL2

23

RL_COM3

24

RL3

25

RS232 GND