Figure 5-50. Mx2820 M13 Mux Loopbacks Menu - For P/N 1186002L3 Only; Figure 5-51. T1/E1 Loopbacks Menu (Slot 1A, T1 #1) Example; T1/E1 Loopbacks - ADTRAN MX2820 System Manual

MX2820 System Manual
Shelf: 1
Unacknowledged Alarms: None

T1/E1 Loopbacks

1 - Data Mode
2 - Data Mode
3 - Data Mode
4 - Data Mode
5 - Data Mode
6 - Data Mode
7 - Data Mode
8 - Data Mode
9 - Data Mode
10 - Data Mode
11 - Data Mode
12 - Data Mode
13 - Data Mode
14 - Data Mode
Selection:

Figure 5-50. MX2820 M13 MUX Loopbacks Menu - For P/N 1186002L3 Only

T1/E1 LOOPBACKS
Performing a loopback test on a T1 or E1 requires selecting an option from 1 to 28 from the
Loopbacks menu screen.
Shelf: 1
Unacknowledged Alarms: None
1 - Data Mode
2 - Tributary
3 - Analog Network
4 - Digital Line/Net
5 - CODEC Line/Net
6 - Remote Loopback
Selection:

Figure 5-51. T1/E1 Loopbacks Menu (Slot 1A, T1 #1) Example

5-84
Slot: 1A ADTRAN MX2820 System
MX2820 Loopbacks
T1/E1 Loopbacks
15 - Data Mode
16 - Data Mode
17 - Data Mode
18 - Data Mode
19 - Data Mode
20 - Data Mode
21 - Data Mode
22 - Data Mode
23 - Data Mode
24 - Data Mode
25 - Data Mode
26 - Data Mode
27 - Data Mode
28 - Data Mode
Figure 5-51 shows an example for option 1 which selects the T1 #1.
Slot: 1A ADTRAN MX2820 System
T1/E1 Loopbacks
T1 #1: Data Mode
Low-Speed Loopbacks
7 - LS CSU Loopback
8 - LS CSU LB w/BERT
9 - LS NIU Loopback
10 - LS NIU LB w/BERT
11 - LS Line BERT
04/13/04 16:49
TID: HTVLALEXD16
DS3/DS2 Loopbacks
29 - DS3 = Data Mode
30 - DS2 #1 = Data Mode
31 - DS2 #2 = Data Mode
32 - DS2 #3 = Data Mode
33 - DS2 #4 = Data Mode
34 - DS2 #5 = Data Mode
35 - DS2 #6 = Data Mode
36 - DS2 #7 = Data Mode
37 - Reset ALL tests
38 - Pattern = QRSS
39 - Select Mult T1/E1 Loopbacks
'?' - System Help Screen
04/13/04 17:00
TID: HTVLALEXD16
High-Speed Loopbacks
12 - HS CSU Loopback
13 - HS CSU LB w/BERT
14 - HS NIU Loopback
15 - HS NIU LB w/BERT
16 - HS Line BERT
'?' - System Help Screen
61186003L1-1D