C. Connectors, Cables, and Pin Assignments
C-6
September 2004
7990-A2-GB20-20
EIA-530-A Port
The EIA-530-A Port interface connector information is shown in
Table C-4,
EIA-530-A Port Interface Connector
.
Table C-4.
EIA-530-A Port Interface Connector
Signal
Circuit
Mnemonic
ITU-T
Number
Direction
Pin
Number
Shield
—
—
—
1
Signal Common
AB
102A
—
7
Signal Common
AC
102B
—
23
Transmitted Data
BA
103
To DSU/CSU
2 (A)
14 (B)
Received Data
BB
104
From DSU/CSU
3 (A)
16 (B)
Request to Send
CA
105
To DSU/CSU
4 (A)
19 (B)
Clear to Send
CB
106
From DSU/CSU
5 (A)
13 (B)
Received Line Signal Detector
CF
109
From DSU/CSU
8 (A)
10 (B)
DCE Ready
CC
107
From DSU/CSU
6
DTE Ready
CD
108/1, /2
To DSU/CSU
20
Transmit Signal Element
Timing (DTE Source)
DA
113
To DSU/CSU
11 (B)
24 (A)
Transmit Signal Element
Timing (DCE Source)
DB
114
From DSU/CSU
12 (B)
15 (A)
Receiver Signal Element
Timing (DCE Source)
DD
115
From DSU/CSU
17 (A)
9 (B)
Local Loopback
LL
141
To DSU/CSU
18
Remote Loopback
RL
140
To DSU/CSU
21
Test Mode
TM
142
From DSU/CSU
25
Summary of Contents for Hotwire 7995
Page 16: ...1 About the TDM SHDSL Endpoint 1 8 September 2004 7990 A2 GB20 20...
Page 42: ...3 Initial Startup and Configuration 3 18 September 2004 7990 A2 GB20 20...
Page 48: ...4 Configuring the Unit Using the Internal Switches 4 6 September 2004 7990 A2 GB20 20...
Page 91: ...7 Testing 7990 A2 GB20 20 September 2004 7 15...
Page 92: ...7 Testing 7 16 September 2004 7990 A2 GB20 20...
Page 132: ...B Standards Compliance for SNMP Traps B 8 September 2004 7990 A2 GB20 20...
Page 146: ...C Connectors Cables and Pin Assignments C 14 September 2004 7990 A2 GB20 20...
Page 148: ...D Technical Specifications D 2 September 2004 7990 A2 GB20 20...