
Appendix B Adapter cable pinout diagrams
79
Setting Up the BayStack Instant Internet 400-S Unit
X.21 (DCE) adapter cable
Figure 16
shows the pinout settings for an X.21 (DCE) modem adapter cable
(part number CQ2118006).
Figure 16 X.21 (DCE) adapter cable diagram
1
2
4
3
5
8
15
17
24
7
14
19
16
10
13
9
12
11
25
26
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GND
TDA
RTA
RDA
CTSA
RCA
ETCA
SGND
TDB
RTB
RDB
CTSB
RCB
ETCB
DTE
DB25M
DV15M (X.21 VF)
9941EB
Summary of Contents for BayStack 400-S
Page 14: ...14 Contents 209375 A ...
Page 16: ...16 Figures 209375 A ...
Page 18: ...18 Tables 209375 A ...
Page 24: ...24 Preface 209375 A ...
Page 28: ...28 Chapter 1 Introduction 209375 A ...
Page 50: ...50 Chapter 3 Instant Internet 400 S hardware installation 209375 A ...
Page 54: ...54 Chapter 4 Seven port autosensing switch specifications 209375 A ...
Page 60: ...60 Chapter 5 DIP switch settings 209375 A ...
Page 74: ...74 Chapter 7 Out of band management support 209375 A ...
Page 82: ...82 Appendix B Adapter cable pinout diagrams 209375 A ...