Maintenance for 2001N, 2002N, and 1800R Manual

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.
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Topic: MOD 30ML/Modcell Technote: TNML0702-1
MicroMod Automation, Inc. Rev. July-2002
Comm Cables.doc Page 3 of 4