Technical notice – Micromod MOD: 30ML and Modcell Maintenance for 2001N, 2002N, and 1800R User Manual
Page 149

Technical Notice
Pin outs for the 1753F RS-232 cable for connecting PC to 1720 Communication Link is given below:
Color
Pin no. (25 pin connector on the PC
side)
Pin no. (25 pin connector on the
Comm. Link side)
BLACK
1 GND
1 GND
BLACK
2 Tx
3 Rx
BLACK
3 Rx
2 Tx
GREEN
4 RTS
5 CTS
WHITE
5 CTS
4 RTS
RED
7 Common
7 Common
Cables for Mini Link External
Pin outs for the RS-232 cable for connecting PC to 1733N Mini Link External is given below:
PC side
Mini Link External Side
25 Pin port -
DB25f
9 Pin port
- DB9f
Function
Function
9 Pin port- DB9m
25 Pin port
–
DB 25m
1
Shell
Ground
Ground
1
1
2
3
Tx Data
Rx Data
2
2
3
2
Rx Data
Tx Data
3
3
7 5
Common
Common
5 7
6 6
DSR
RTS 7 4
20 4
DTR
CTS 8 5
+5
Vdc
9
Notes:
1. DSR-RTS and DTR-CTS connections are not required if Jumpers W16 and W17 are removed.
2. The +5Vdc connection is for test purposes only.
3. The Ground connections are optional.
4. The cable shield may be connected to ground at either end, but not both.
For the latest list of technotes, visit http://www.micromodautomation.com or contact us at 585 321
9200
Topic: MOD 30ML/Modcell
Technote: TNML0702-1
MicroMod Automation, Inc.
Rev. July-2002
Comm Cables.doc
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