
Network Design
and Setup
3–17
Network Design and Setup
Point-to-point Cables
Slaves: DL405 DCM, DL405 CPU Port, DL305 RS232C DCU
2 RXD
3
5
1
6
TXD
GND
DCD
DSR
2 TXD
3
7
4
RXD
GND
RTS
RS232C
Master Slave
4 DTR 5 CTS
7RTS
8 CTS
25Ćpin Connector
Connect to any of
these devices
AB
DL405
DL405
DL305
DCM
CPU
Port
w/DCU
9Ćpin DCE
Connector
AB
2 TXD
3
7
4
RXD
GND
RTS
Master
5 CTS
A
3 RXD
2
7
4
TXD
GND
RTS
Slave
5 CTS
B
25Ćpin DTE
Connector
25Ćpin Connector
6 DSR
8 DCD
20 DTR
RS232C
9-pin Connector 25-pin Connector
DL405
DL405
DL305
DCM
CPU
Port
w/DCU
or
or
DL405
DL405
DL305
DCM
CPU
Port
w/DCU
or
or
Pin labeling conforms to the IBM DTE and DCE standards.
Host as Master
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