8. Testing
Test Jacks
Six test jacks are located on the front panel of the standalone CSU
Model 3150 Test
select either EQPT (Equipment) or NET (Network).
The carrier-mounted CSU does not support selectable test jacks. See
Model 3151 Test
Test jack functions are shown in
described in
Figure 8-1.
The Model 3151 DSU/CSU has six test jacks on its front panel.
Figure 8-2.
8-2
Jacks). The Mon (Monitor) branch of the menu tree allows you to
Jacks.
Table 8-1, Test Jack
NET
MON
EQPT
In
In
In
Out
Out
Out
496-14808
Model 3150 Test Jacks
In
Net
Out
In
Mon
Out
In
Eqp
Out
01-16943
Model 3151 Test Jacks
March 2001
Figure 8-3, Test Jack Block
Functions.
(Figure 8-1,
Figure 8-2,
Diagram, and
3150-A2-GB24-10