703A Data Service Unit (DSU)

DEFINITY® High Speed Link

DTR

DSR

RI

DCD

RTS

CTS

TD

RD

POWER

TEST

DEFINITY High Speed Link

DATA

HOME

NEXT/NO BACK ENTER/YES

FIGURE 5-3. The DEFINITY High Speed Link

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Image 693
AT&T System 85 manual Definity High Speed Link