Chart B.5. Portsa - D (Dte) To Dte (Pc) Db25 Connector; Chart B.6. Portsa - D (Dte) To Dte (Pc) Db9 Connector; Chart B.7. Portsa - D (Dte) To Dce (Modem ) Db25 Connector - B&B Electronics 232BSS4 Instruction Manual

- Pins 6, 8, & 20 looped back internally on the
232BSS4
Slave Port Connections:
Chart B.5. Ports A - D (DTE) to DTE (PC) DB25 Connector
232BSS4
Ports A - D (DTE)
DB9 Connector
1 (DCD) *
2 (RD)
3 (TD)
4 (DTR) *
5 (GND)
6 (DSR) *
7 (RTS)
8 (CTS)
* - Pins 1, 4, & 6 looped back internally on the
232BSS4
Chart B.6. Ports A - D (DTE) to DTE (PC) DB9 Connector
232BSS4
Ports A - D (DTE)
DB9 Connector
1 (DCD) *
2 (RD)
3 (TD)
4 (DTR) *
5 (GND)
6 (DSR) *
7 (RTS)
8 (CTS)
- Pins 1, 4, & 6 looped back internally on the
232BSS4
Chart B.7. Ports A - D (DTE) to DCE (Modem) DB25 Connector
232BSS4
Ports A - D (DTE)
DB9 Connector
B-4 Appendix B: Cable Charts
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
Signal
Direction DB25 Connector
---------->
<----------
---------->
---------->
<-------->
<----------
---------->
<----------
Signal
Direction DB9 Connector
---------->
<----------
---------->
---------->
<-------->
<----------
---------->
<----------
Signal
Direction DB25 Connector
Documentation Number 232BSS4 0812 Manual
DTE (PC)
Serial Port
8
2
3
6
7
20
5
4
DTE (PC)
Serial Port
1
3
2
6
5
4
8
7
DCE (Modem)
Serial Port