A
APPPPEEN
ND
DIIX
X
C
C
MODEL 2703RC-A-A INTERFACE STANDARDS
EIA-530 & V.35 Interface
DB25 Female Connector
Pin
Signal
Source
1
FG (Frame Ground)
-
2
TD(Transmit Data-A)
DTE
3
RD (Receive Data-A)
DCE
4
RTS (Request to Send-A)
DTE
5
CTS (Clear to Send-A)
DCE
6
DSR (Data Set Ready-A)
DCE
7
SGND (Signal Ground)
-
8
CD (Carrier Detect-A)
DCE
9
RC/ (Receiver Clock-B)
DCE
10
CD/ (Carrier Detect-B)
DCE
11
-
12
TC/ (Transmit Clock-B)
DCE
13
CTS/ (Clear to Send-B)
DCE
14
TD/ (Transmit Data-B)
DTE
15
TC (Transmit Clock-A)
DCE
16
RD (Receive Data-B)
DCE
17
RC (Receiver Clock-A)
DCE
18
-
19
RTS/ (Request to Send-B)
DTE
20
DTR (Data Terminal Ready-A) DTE
21
-
22
DSR/ (Data Set Ready-B)
DCE
23
DTR/ (Data Terminal Ready-B) DTE
24
-
25 -
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Patton Electronics Company
All Rights Reserved
22