ETS 300 012-4 : 20002
Current
The latest, up-to-date edition.
Hardcopy , PDF
English
Foreword
1 Scope
2 Normative references
3 Definitions, symbols and abbreviations
3.1 Definitions
3.2 Symbols
3.3 Abbreviations
4 Allocation of tests
4.1 Scope
4.2 References
4.3 Definitions, symbols and abbreviations
4.4 Primitives associated with layer 1
4.5 Wiring configurations and location of interface
points
4.6 Functional characteristics
4.7 Interface procedures
4.8 Electrical characteristics
4.9 Power feeding
4.10 Interface connector contact assignment
4.11 Annexes
5 Functional characteristic tests
5.1 Binary organization of frame
6 Interface procedure tests
6.1 D-channel access control procedure
6.2 Activation/deactivation
6.3 Frame alignment procedures
6.4 Multi-framing procedures
6.5 Idle channel code on the B-channels
7 Electrical characteristics tests
7.1 Frame rate when transmitting an INFO 1
7.2 TE jitter characteristics
7.3 TE transmitter output impedance
7.4 Pulse shape and amplitude
7.5 Pulse unbalance
7.6 Voltage on other test loads
7.7 Longitudinal conversion loss of transmitter
output
7.8 Receiver input characteristics
8 Power feeding`
8.1 Power source 1 - phantom mode
8.2 Power source 2 - optional third pair
8.3 Galvanic isolation
Annex A (normative): Connection cords and general
testing requirements
A.1 Connection cords
A.2 General testing requirements
History
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