Loopback Modes - ADC HiGain H2TU-C-319 List 4E User Manual

Testing
H2TU-C HLU HLU HLU
H2TU-C HLU HLU HLU
H2TU-C
HLU HLU HLU
FF1E
NLOC D3D3 ‡
1111000
4-in-7
HLU HLU HLU
H2TU-C
3F1E
CREM
D3D3 ‡
1111110
All ones HLU HLU HLU
6-in-7
H2TU-C
All ones HLU HLU HLU HLU HLU HLU HLU HLU HLU HLU HLU HLU HLU HLU HLU
H2TU-C
* Set the NLBP option to AIS to send AIS (indicated by an all ones pattern) for any network loopback.
A3LB and A4LB loopback codes.
‡ A2LB loopback code.
GNLB loopback codes.
60
Loopbacks Toward Network
HDSL2 SPAN
HDSL2 SPAN
HDSL2 SPAN
HDSL2 SPAN
Loopbacks Toward Customer
HDSL2 SPAN
HDSL2 SPAN
Figure 32. Loopback Modes
January 9, 2002
LTPH-UM-1049-02, Issue 2
TLOS*
HRU-412 HRU-412
LOGIC All ones
HRU-412
H2TU-R
SMJK*
1000000 1-in-6
HRU-412 HRU-412
HRU-412 All ones
11000 2-in-5
H2TU-R
FF02
NREM NREM*
C742 ‡
HRU-412 HRU-412 HRU-412 HRU-412
3 in 7
1110000 HRU-412 HRU-412 3-in-7 All ones
HRU-412
H2TU-R
CLOC
HRU-412 HRU-412 H2TU-R
5 IN 7
All ones
HRU-412
H2TU-R
3F02
CLOC CLOC CLOC CLOC
C742 ‡
1111100 HRU-412 HRU-412 HRU-412 HRU-412 5-in-7
5 IN 7 5 IN 7 5 IN 7
HRU-412 HRU-412 HRU-412 H2TU-R
H2TU-C-319 List 4E