AMT Datasouth Journey II - Manual (Page 25)

15
1.7 Connect the Host and Itinerary RS-232
Cables
Two RS-232 serial interfaces are provided on the Journey II Desktop unit.
COM 1 (INPUT) — the bottom connector — is used to connect to the host or
modem in STP environments. COM 2 (OUTPUT) — the top connector — is
provided to connect an itinerary printer in STP environments.
Figure 1-7. Serial Interface Connections
BEFORE CONNECTING THE CABLE, MAKE CERTAIN
BOTH THE HOST COMPUTER AND THE PRINTER ARE
POWERED OFF. THE USE OF CABLES LONGER THAN 15
FEET (4.5 m) THAT ARE NOT FACTORY APPROVED MAY
CAUSE INTERFACE COMPATIBILITY FAILURES AND ARE
NOT RECOMMENDED.
CAUTION
INTERFACE
CONNECTIONS
(COM PORTS 1 AND 2)