Verilink AS56/56Plus (896-502588-001) Product Manual - Manual (Page 119)

Multi-Configurable Serial Port
AS56 and AS56 Plus User Manual A-5
RS-530/RS-422A
Configuration RS-422A Category I signaling is provided through a female DB-25
connector per the RS-530 specification. With an external adapter cable,
the same signals are provided through a female DB-37 connector per the
RS-449 specification. The tables that follow show the pin numbering and
the pin assignments of the adapter cables. The following cabling is
recommended:
458-501792- 0 1 5 D-type 25-pin (DB-25) male connectors at both ends
(in compliance with RS-530 specification). Straight-through. Fifteen feet
long. Optional at extra cost.
458-502362- 0 1 5 DB-25 to DB-37 (RS-530 to RS-449) adapter cable.
The Access System 56 end is 25-pin male in compliance with RS-530
specification; the customer end is DB-37 female in compliance with
RS-449 specification. Used with customer-supplied male/male DB-37
cable. Straight-through. Fifteen feet long. Optional at extra cost.