# 9 to 25 Serial Adapter

This adapter will enable you to connect a 25 pin serialcable to a 9 pin connector at the computer.

(To the Computer).
(To the Serialcable).

9 PIN D-SUB FEMALE to the Computer.
25 PIN D-SUB MALE to the Serialcable.

| 9-Pin | 25-Pin
--- | --- | ---
Carrier Detect | 1 | 8
Receive Data | 2 | 3
Transmit Data | 3 | 2
Data Terminal Ready | 4 | 20
System Ground | 5 | 7
Data Set Ready | 6 | 6
Request to Send | 7 | 4
Clear to Send | 8 | 5
Ring Indicator | 9 | 22