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B-1
Appendix B
Null-Modem Cable Description
For proper communication, Integrated Remote Console requires a null-modem
cable with a complete set of modem control signals. The exact wiring diagram
for this cable is shown in below. Cables are occasionally labeled as “nullmodem” which do not conform to this diagram. Check with your cable vendor
to insure that the cable meets the requirements shown below. Cables that differ
from this specification may not function correctly.
Terminal or PC
DCD 1
RX 2
TX 3
DTR 4
GND 5
DSR 6
RTS 7
CTS 8
RI 9
Male
Female
1
2
3
4
5
6
7
8
9
Modem
DCD
RX
TX
DTR
GND
DSR
RTS
CTS
RI
Female
Male
Figure B-1. Null-modem cable requirements
Compaq Integrated Remote Console User Guide
Writer: Caroline Juszczak Project: Compaq Integrated Remote Console User Guide Comments: 281862-xxx
File Name: K-APPB.DOC Last Saved On: 11/20/98 12:21 PM
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