Wyse WY-60 Maintenance Manual page 125

APPENDIX C TEST CONNECTORS
This appendix describes connections, signals connected, and the
connector hood types needed for making the test connectors
referenced in Chapters
3
and 4. If you prefer, you can order
sets of them. See Chapter 5.
MODEM Port
Use a male DB-25 pin connector.
Connect these pins (signals):
Pin 2 to Pin 3
(TXD to RXD)
Pin 4 to Pin 5
(RTS to CTS)
Pin 20 to Pin
8
(DTR to DCD)
AUX Port
Use a male DB-25 pin connec to r.
Conn ec t these pins (signals):
Pin 2 to Pin 3
(TXD to RXD)
Pin
6
to Pin 20
(DSR to DTR)
Back-to-Back Test Connectors
Use two male DB-25 pin connectors. Connect these pins (signals):
MODEM Pin 2 to AUX Pin 2 (TXD to TXD)
MODEM Pin 3 to AUX Pin 3
(RXD to RXD)
C-1