ACCULINK 336x E1 NTU
D-6
June 1996
3360-A2-GB20-10
EIA 530A Port Interface
Connector
The EIA 530A Port interface connector information is
shown in Table D-5.
Table D-5
EIA 530A Port Interface Connector
Signal
Circuit
Mnemonic
CCITT
Number
Direction
Pin
Shield
—
—
—
1
Signal Common
AB
102A
—
7
Signal Common
AC
102B
—
23
Transmitted Data
BA
103
To NTU
2 (A)
14 (B)
Received Data
BB
104
From NTU
3 (A)
16 (B)
Request-to-Send
CA
105
To NTU
4 (A)
19 (B)
Clear-to-Send
CB
106
From NTU
5 (A)
13 (B)
Received Line Signal Detector
CF
109
From NTU
8 (A)
10 (B)
DCE Ready
CC
107
From NTU
6
DTE Ready
CD
108/1, /2
To NTU
20
Transmit Signal Element Timing (DTE Source)
DA
113
To NTU
11 (B)
24 (A)
Transmit Signal Element Timing (DCE Source)
DB
114
From NTU
12 (B)
15 (A)
Receiver Signal Element Timing (DCE Source)
DD
115
From NTU
17 (A)
9 (B)
Local Loopback
LL
141
To NTU
18
Remote Loopback
RL
140
To NTU
21
Test Mode
TM
142
From NTU
25