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Step 4: Connect I/O Cabling and Wiring
41
Table 17
X.21 DTE Cable (60 pin Male to 15-pin Male; Part # 3C63924)
Signal Name
Pin # on
60 PIN CONN
Pin # on DB15 CONN
Direction
(For QSIM)
Frame GND
46
1
Circuit GND
15
8
RTS
1, 2
3, 10
In
CTS
9, 10
5, 12
Out
DSR
Out
DCD (in order to keep
cable compatible with
Cisco, DCD should be
tristated when in DTE
mode.
Out
DTR
In
LL (not used)
In
SD+
28
2
In
SD-
27
9
In
RD+
11
4
Out
RD-
12
11
Out
SCTE+
In
SCTE-1
In
SCR+ (in order to keep
cable compatible with
Cisco, SCR+ & - should
be tristated when in
DTE mode, double
term, double buffer)
24
6
Out
SCR-
23
13
Out
SCT+
Out
SCT-
Out
Shorting GR 1
47, 48
Содержание 3C63400-3AC-C - PathBuilder S700 Switch
Страница 14: ...xiv CHAPTER SUPPLEMENTARY REGULATORY INFORMATION ...
Страница 18: ...4 ABOUT THIS GUIDE ...
Страница 28: ...14 CHAPTER 1 SYSTEM DESCRIPTION ...
Страница 88: ...74 CHAPTER 3 GETTING STARTED ...
Страница 260: ...246 CHAPTER 6 PATHBUILDER S700 DIAGNOSTICS AND PERFORMANCE MONITORING ...
Страница 270: ...256 INDEX ...