Modem - Rorke Data A16F-R2431 Galaxy Raid Installation And Hardware Reference Manual

C.4 GAL-9011 Null Modem
A null modem is used for wire-swap and is necessary for connecting COM1
CN2 to a PC serial port.
PN: GAL-9011
Swap pin 2 and pin 3
Swap pin 4 and pin 6
Swap pin 7 and pin 8
GAL-9011 Null Modem
Figure C-4: Null Modem Pinouts
Table C-4: Null Modem Pinouts
Appendix C: Pinouts
C-5