Figure 5-49. Mx2820 M13 Mux Loopbacks Menu; M13 Loopbacks; Introduction - ADTRAN MX2820 System Manual

INTRODUCTION

This subsection provides the instructions for accessing the M13 MUX Loopbacks menu screen
and performing loopback and Bit Error Rate Tests (BERT).
The M13 MUX Loopback menu allows initiation of loopback tests from the MX2820 system.
From the M13 Loopback menu screen, T1/E1, DS3 and DS2 loopback tests can be accessed.
To access this menu, perform the following steps:
1. Select
A M
CCESS ODULES
2. Input a MUX slot number, 1 to 7 for 19-inch shelf or 1 to 9 for a 23-inch shelf, from the
Access Module Menus, and press
3. Select the
T
EST OPTION
Figure 5-49 (see Figure 5-50
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 5-49. MX2820 M13 MUX Loopbacks Menu

61186003L1-1D
UIG-530

M13 Loopbacks

from the MX2820 Main Menu, and press
E
NTER
from the M13 MUX Main Menu, and press
for P/N 1186002L3) shows the main Loopback menu screen.
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
E
NTER
.
TID:
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
'?' - System Help Screen
.
.
E
NTER
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