Dce to dsu data and clock/timing signals, Dce to dsu data and clock/timing signals -2, Figure 7-3 send data (sd) and receive data (rd) – Verilink DIU 2130 (880-503297-001) Product Manual User Manual

Page 82

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DIU/DIM Details

7-2

Verilink

Figure 7-2 DIU 2130 Data Signal Connections

DCE to DSU Data and Clock/Timing Signals

At the DCE interface on the DIU, data from the equipment being
sent towards the network is referred to as Send Data (SD). Data
from the network being sent towards the equipment is referred to
as Receive Data (RD) (Figure 7-3).

Figure 7-3 Send Data (SD) and Receive Data (RD)

SIG GND

SD (+)

SD (-)

RD (+)

RD (-)

DC-37
Female

TO DIM 2449

(DCE)

LL

RL

TM

RS (+)

RS (-)

CS (+)

CS (-)

DM (+)

DM (-)

TR (+)

TR (-)

RR (+)

RR (-)

ST (+)

ST (-)

RT (+)

RT (-)

TT (+)

TT (-)

CHAS GND

1

19

4

22

6

24

7

25

9

27

11

29

12

30

13

31

5

23

18

14

10

35

17

26

8

RS-449/422

SIG GND

TD (+)

TD (-)

RD (+)

RD (-)

DB-25
Female

TO DIM 2530

(DCE)

LL

RL

TI

1

7

2

14

3

16

4

19

5

13

6

22

20

23

8

10

15

12

25

21

18

11

24

9

17

RTS (+)

RTS (-)

CTS (+)

CTS (-)

DSR (+)

DSR (-)

DTR (+)

DTR (-)

DCD (+)

DCD (-)

TSET DCE (+)

TSET DCE (-)

TSET DTE (+)

TSET DTE (-)

CHAS GND

RSET DCE (+)

RSET DCE (-)

(BA)

(BA)

(BB)

(BB)

(CA)

(CA)

(CB)

(CB)

(CC)

(CC)

(CD)

(CD)

(CF)

(CF)

(DB)

(DB)

(DD)

(DD)

(DA)

(DA)

EIA 530

CHAS GND

SIG GND

DSR

RLSD

DTR

LT

SD (+)

SD (-)

RD (+)

RD (-)

SCTE (+)

SCTE (-)

SCR (+)

SCR (-)

SCT (+)

SCT (-)

A

B

C

D

E

F

H

K

P

S

R

T

U

W

V

X

Y

a

TO DIM 2035

(DCE)

34-PIN
Female

RTS

CTS

V.35

Customer

Equipment

(DTE)

SD

RD

T1 XMT

T1 RCV

DSU

(DCE)

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