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Appendix B
Specifications
Datacom specifications
120
SmartClass E1 Tester User’s Guide
EIA-530 pin assignments
lists the pin assignments for the EIA-530 interface.
Table 48
EIA-530 pin assignments
Pin
Signal
Description
Lead
Signal
Source
Circuit
Category
(422 or 423)
1
Shield
N/A
Ground
N/A
N/A
2
Transmitted Data
A
DTE
BA
422
3
Received Data
A
DCE
BB
422
4
Request to Send
A
DTE
CA
422
5
Clear to Send
A
DCE
CB
422
6
DCE Ready
A
DCE
CC
422
7
Signal Ground
N/A
AB
N/A
8
Received Line Sig-
nal Detector
A
DCE
CF
422
9
Receiver Signal Ele-
ment Timing
B
DCE
DD
422
10
Received Line Sig-
nal Detector
B
DCE
CF
422
11
Transmit Signal Ele-
ment Timing
B
DTE
DA
422
12
Transmit Signal Ele-
ment Timing
B
DCE
DB
422
13
Clear to Send
B
DCE
CB
422
14
Transmitted Data
B
DTE
BA
422
15
Transmit Signal Ele-
ment Timing
A
DCE
DB
422
16
Received Data
B
DCE
BB
422
17
Receiver Signal
Element Timing
A
DCE
DD
422
18
Local Loopback
N/A
DTE
LL
423
19
Request to Send
B
DTE
CA
422
20
DTE Ready
A
DTE
CD
422
21
Remote Loopback
N/A
DTE
RL
423
22
DCE Ready
B
DCE
CC
422
23
DTE Ready
B
DTE
CD
422
24
Transmit Signal
Element Timing
A
DTE
DA
422
25
Test Mode
N/A
DCE
TM
423
Содержание SmartClass E1
Страница 1: ...SmartClass E1 and E1 Datacom Testers User s Guide...
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Страница 3: ...SmartClass E1 and E1 Datacom Testers User s Guide...
Страница 6: ...iv SmartClass E1 Tester User s Guide...
Страница 12: ...Table of Contents x SmartClass E1 Tester User s Guide...
Страница 16: ...About this Guide Conventions xiv SmartClass E1 Tester User s Guide...
Страница 32: ...Chapter 1 Getting Started Using the keypad 16 SmartClass E1 Tester User s Guide...
Страница 38: ...Chapter 2 Instrument Settings Restoring factory defaults 22 SmartClass E1 Tester User s Guide...
Страница 66: ...Chapter 4 E1 Testing Testing MFC R2 Signaling 50 SmartClass E1 Tester User s Guide...
Страница 118: ...Chapter 7 Test Results Viewing saved results 102 SmartClass E1 Tester User s Guide...
Страница 143: ......