Nortel-networks Instant Internet 400 Unit Manuale Utente Scaricare il pdf (Pagina 55)

Appendix B Adapter cable pinout diagrams 55

Setting Up the BayStack Instant Internet 400 Unit

X.21 (DCE) adapter cable

Figure 8 shows the pinout settings for an X.21 modem adapter cable (part number

CQ2118004).

Figure 8 X.21 (DCE) adapter cable diagram.

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8

15

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24

7

14

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16

10

13

9

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11

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2

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9

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GND

TDA

RTA

RDA

CTSA

RCA

ETCA

SGND

TDB

RTB

RDB

CTSB

RCB

ETCB

DTE

DB25M DV15M (X.21 VF)

9109EB

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