Table 4-5, Table 4-6, Table 4-7 – Comtech EF Data SMS-301 User Manual

Page 73

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SMS-301 Redundancy Switch

Theory of Operation

Rev. 3

4-7

Table 4-5. Tributary 4 Data (J4)

Pin No.

Name

Function

1

CTS422A4

EIA-422, Clear-to-Send A (-)

2, 5, 11

GND

Ground

3

TC422B-4

EIA-422, TX Clock B (+)

4

TD422A-4

EIA-422 TX Data A (-)

6

TD232-4

EIA-232 TX Data

9

CTS422B4

EIA-422 Clear-to-Send B (+)

10

TC422A-4

EIA-422 TX Clock A (-)

12

TD422B-4

EIA-422 TX Clock B (+)

13

CTS232-4

EIA-232 Clear-to-Send

14

TC232-4

EIA-232 TX Clock

Table 4-6. Tributary 5 Data (J5)

Pin No.

Name

Function

1

CTS422A5

EIA-422, Clear-to-Send A (-)

2, 5, 11

GND

Ground

3

TC422B-5

EIA-422, TX Clock B (+)

4

TD422A-5

EIA-422 TX Data A (-)

6

TD232-5

EIA-232 TX Data

9

CTS422B5

EIA-422 Clear-to-Send B (+)

10

TC422A-5

EIA-422 TX Clock A (-)

12

TD422B-5

EIA-422 TX Clock B (+)

13

CTS232-5

EIA-232 Clear-to-Send

14

TC232-5

EIA-232 TX Clock

Table 4-7. Tributary 6 Data (J6)

Pin No.

Name

Function

1

CTS422A6

EIA-422, Clear-to-Send A (-)

2, 5, 11

GND

Ground

3

TC422B-6

EIA-422, TX Clock B (+)

4

TD422A-6

EIA-422 TX Data A (-)

6

TD232-6

EIA-232 TX Data

9

CTS422B6

EIA-422 Clear-to-Send B (+)

10

TC422A-6

EIA-422 TX Clock A (-)

12

TD422B-6

EIA-422 TX Clock B (+)

13

CTS232-6

EIA-232 Clear-to-Send

14

TC232-6

EIA-232 TX Clock

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