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SPECIFICATIONS
Table 48: Pinouts: EIA-530 or 530A DTE (26 Pin) to DB-25 Connector
EIA 530
26-pin
J1-21
J1-23*
J1-24
Drain
wire
J1-06
J1-19
J1-13
J1-26
J1-05
J1-18
J1-01
J1-14
J1-11
J1-10
J1-03
J1-16
J1-12
J1-25
J1-08
J1-09
J1-04
J1-17
J1-02
J1-15
J1-03
J1-16
J1-07
98
Avaya Secure Router 3120 Installation Guide
EIA
Signal name
530A
26-pin
J1-21
MODE_2
J1-22*
MODE_0
J1-24
MODE_DCE
Drain
wire
J1-06
B_DCD/DCD+
J1-19
B_DCD/DCD-
J1-13
B_LL/LL+
J1-26
GND
J1-05
I_RXD/TXD+
J1-18
I_RXD/TXD-
J1-01
O_TXD/RXD+
J1-14
O_TXD/RXD-
J1-11
I_CTS/RTS+
J1-10
I_DSR/RTS-
J1-03
B_TXC/TXC+
J1-16
B_TXC/TXC-
J1-12
I_DSR/DTR+
J1-25
I_DSR/DTR-
J1-08
O_RTS/CTS
O_RTS/CTS-
J1-09
J1-04
I_RXC/TXCE+
J1-17
I_RXC/TXCE-
J1-02
O_TCXE/RXC+ Twisted
J1-15
O_TXCE/RXC-
J1-03
B_TXC/TXC+
J1-16
B_TXC/TXC-
J1-07
O_DTR/DSR+
Note
Direction
Local
connection
s
Shield
—
Twisted
<—
pair no. 11
<—
Twisted
—>
pair no. 12
—
Twisted
<—
pair no. 9
<—
Twisted
—>
pair no. 5
—>
Twisted
<—
pair no. 4
<—
Twisted
<—
pair no. 7
<—
Twisted
<—
pair no. 10
<—
Twisted
—>
pair no. 1
—>
Twisted
<—
pair no. 8
<—
—>
pair no. 6
—>
Twisted
<—
pair no. 7
<—
Twisted
—>
pair no. 3
DB-25
Signal name
Pin
J2-01
Shield_GND
J2-08
CF(A); DCD+
J2-10
CF(B); DCD-
J2-18
LL
J2-07
GND
J2-03
BB(A); RXD+
J2-16
BB(B); RXD-
J2-02
BA(A); TXD+
J2-14
BA(B); TXD-
J2-05
CB(A); CTS+
J2-13
CB(B); CTS-
J2-15
DB(A); TXC+
J2-12
DB(B); TXC-
J2-06
CC(A); DSR+
J2-22
CC(B); DSR-
J2-04
CA(A); RTS+
J2-19
CA(B); RTS-
J2-17
DD(A); RXC+
J2-09
DD(B); RXC-
J2-24
DB(A); TXCE
+
J2-11
DB(B); TXCE-
J2-15
DB(A); TXC+
J2-12
DB(B); TXC-
J2-20
CD(A); DTR+
December 2010
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